{"id":78346,"date":"2026-10-10T16:15:08","date_gmt":"2026-10-10T08:15:08","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=78346"},"modified":"2026-10-10T16:15:14","modified_gmt":"2026-10-10T08:15:14","slug":"protolon-xprt-lwl-ntskcgewou-87-15-kv-cap-tang-cuon-trung-the-15-kv-tich-hop-soi-quang-cho-cau-container-may-rai-thu-hoi-va-thiet-bi-mo-con-so-nao-quyet-dinh-khi-chon-cap-chiu-keo-chiu-xoan","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/protolon-xprt-lwl-ntskcgewou-87-15-kv-cap-tang-cuon-trung-the-15-kv-tich-hop-soi-quang-cho-cau-container-may-rai-thu-hoi-va-thiet-bi-mo-con-so-nao-quyet-dinh-khi-chon-cap-chiu-keo-chiu-xoan\/","title":{"rendered":"PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf 15 kV t\u00edch h\u1ee3p s\u1ee3i quang cho c\u1ea9u container, m\u00e1y r\u1ea3i – thu h\u1ed3i v\u00e0 thi\u1ebft b\u1ecb m\u1ecf – con s\u1ed1 n\u00e0o quy\u1ebft \u0111\u1ecbnh khi ch\u1ecdn c\u00e1p ch\u1ecbu k\u00e9o, ch\u1ecbu xo\u1eafn v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n, v\u00e0 c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n"},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\nPROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf 15 kV t\u00edch h\u1ee3p s\u1ee3i quang cho c\u1ea9u container, m\u00e1y r\u1ea3i – thu h\u1ed3i v\u00e0 thi\u1ebft b\u1ecb m\u1ecf – con s\u1ed1 n\u00e0o quy\u1ebft \u0111\u1ecbnh khi ch\u1ecdn c\u00e1p ch\u1ecbu k\u00e9o, ch\u1ecbu xo\u1eafn v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n, v\u00e0 c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n<\/title><style>:root{--bg:#0a1014;--p:#101a1e;--p2:#16262c;--ink:#eef6f8;--muted:#9cc0cc;--line:#2a4650;--c:#38c8e8;--g:#5fd88a;--s:#e8c37b;--r:#ff777f;--fo:#ffb454}\n*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px Arial,Helvetica,sans-serif;line-height:1.68}\n.wrap{max-width:1840px;margin:auto;padding:0 28px}a{color:var(--c)}a:focus-visible{outline:2px solid var(--s);outline-offset:2px}\n.doc-header{padding:68px 0 64px;background:radial-gradient(circle at 10% 5%,rgba(56,200,232,.22),transparent 33%),radial-gradient(circle at 90% 8%,rgba(255,180,84,.16),transparent 33%),linear-gradient(135deg,#0a1014,#1c1814)}\n.doc-header .container{text-align:center}.doc-header h1,.doc-header p{max-width:960px;margin-left:auto;margin-right:auto}\nh1{font-size:34px;line-height:1.18;margin:18px auto 20px}h2{margin-top:52px;border-left:7px solid var(--c);padding-left:15px;line-height:1.2}\n.lead{font-size:20px;color:#e6f4f8}.badges{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:14px}\n.badge{background:#0e1a1e;border:1px solid var(--line);border-radius:22px;padding:8px 13px;font-weight:bold}\n.card,.note,.warn,.provenance{background:var(--p);border:1px solid var(--line);border-radius:10px;padding:18px;margin:13px 0}\n.note{border-left:7px solid var(--c)}.warn{border-left:7px solid var(--r)}.provenance{border-left:7px solid var(--fo);background:#20180f}\n.toc{background:var(--p);border:1px solid var(--line);padding:20px;border-left:7px solid var(--c);margin-top:24px}.toc ol{columns:2}\n.scroll{overflow-x:auto;margin:18px 0}table{width:100%;border-collapse:collapse;background:#0e1a1e}\ncaption{text-align:left;color:var(--s);font-weight:bold;padding:8px 0}th,td{border:1px solid var(--line);padding:8px 9px;vertical-align:top}\nth{background:var(--p2)}td:first-child{color:var(--s);font-weight:bold}table.data td:first-child{color:var(--c)}\n.svg{border:1px solid var(--line);padding:10px;background:#0e1a1e;margin:22px 0;border-radius:8px}.svg svg{width:100%;height:auto;display:block}\n.svg-caption{color:var(--muted);font-size:14px;padding:8px 4px 2px}.tag{color:var(--s);font-weight:bold}\n.imgcap{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:20px 0}\n.imgcap figure{margin:0;background:var(--p);border:1px solid var(--line);border-radius:10px;overflow:hidden}.imgcap svg{width:100%;height:190px;display:block}\n.imgcap figcaption{padding:10px 13px;font-size:13.5px;color:var(--muted)}\n.formula{background:#0e1a1e;border:1px solid var(--line);border-left:7px solid var(--s);border-radius:8px;padding:14px 18px;margin:14px 0;font-family:Consolas,monospace;overflow-x:auto}\n.certbanner{background:linear-gradient(135deg,#0f2a30,#14231a);border:1px solid var(--g);border-radius:12px;padding:20px 22px;margin:18px 0}.certbanner h3{margin-top:0;color:var(--g)}\n.certgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin:18px 0}\n.certchip{background:#0e1a1e;border:1px solid var(--line);border-radius:8px;padding:12px 14px}.certchip:before{content:\"\";display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--g);margin-right:10px}\n.contact{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}.contact div{background:#0e1a1e;border:1px solid var(--line);padding:15px}\nsup.ref-n{color:var(--c);font-weight:bold}ol.refs{font-size:14px;color:var(--muted)}.small{font-size:12px;color:#7fa4b0}\nfooter{margin-top:50px;background:#080e10;padding:32px 0}\n@media(max-width:800px){h1{font-size:24px}.toc ol{columns:1}.contact{grid-template-columns:1fr}.wrap{padding:0 16px}.lead{font-size:17px}}<\/style><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"TechArticle\", \"headline\": \"PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf 15 kV t\u00edch h\u1ee3p s\u1ee3i quang - con s\u1ed1 n\u00e0o quy\u1ebft \u0111\u1ecbnh khi ch\u1ecdn cho c\u1ea9u c\u1ea3ng, m\u00e1y r\u1ea3i - thu h\u1ed3i v\u00e0 thi\u1ebft b\u1ecb m\u1ecf\", \"inLanguage\": \"vi\", \"dateModified\": \"2026-10-10\", \"publisher\": {\"@type\": \"Organization\", \"name\": \"Anhui FeiChun Special Cable Co., Ltd.\"}}<\/script><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV l\u00e0 lo\u1ea1i c\u00e1p g\u00ec?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"C\u00e1p tang cu\u1ed1n trung th\u1ebf 8,7\/15 kV t\u00edch h\u1ee3p s\u1ee3i quang cho t\u1ea3i c\u01a1 h\u1ecdc cao: ba l\u00f5i pha ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh, hai l\u1edbp b\u00e1n d\u1eabn v\u00e0 c\u00e1ch \u0111i\u1ec7n EPR (t\u1ed1i thi\u1ec3u 3GI3), hai d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 m\u1ed9t ph\u1ea7n t\u1eed quang 6 \u1ed1ng n\u1eb1m trong c\u00e1c khe, ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, v\u1ecf trong PCP, b\u1ec7n polyester v\u00e0 v\u1ecf ngo\u00e0i PCP t\u1ed1i thi\u1ec3u 5GM5. C\u1ee1 3\u00d725 \u0111\u1ebfn 3\u00d7300 mm\u00b2; \u0111i\u1ec7n \u00e1p th\u1eed 24 kV; xo\u1eafn \u00b125 \u00b0\/m; ch\u1ee7 y\u1ebfu d\u00f9ng cho c\u1ea9u container t\u1ed1c \u0111\u1ed9 cao v\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn.\"}}, {\"@type\": \"Question\", \"name\": \"B\u00e1n k\u00ednh u\u1ed1n, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang v\u00e0 kho\u1ea3ng c\u00e1ch ch\u1eef S c\u1ee7a 3\u00d795 v\u00e0 3\u00d7185?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"B\u00e1n k\u00ednh u\u1ed1n chuy\u1ec3n \u0111\u1ed9ng l\u00e0 10\u00d7D l\u1edbn nh\u1ea5t: 649 mm cho 3\u00d795 (D = 64,9 mm) v\u00e0 781 mm cho 3\u00d7185 (D = 78,1 mm), n\u00ean \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang t\u1ed1i thi\u1ec3u kho\u1ea3ng 1 298 mm v\u00e0 1 562 mm. Kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S l\u00e0 20\u00d7D, t\u1ee9c kho\u1ea3ng 1 298 mm v\u00e0 1 562 mm; l\u1eafp c\u1ed1 \u0111\u1ecbnh cho ph\u00e9p 6\u00d7D.\"}}, {\"@type\": \"Question\", \"name\": \"L\u1ef1c k\u00e9o t\u1ed1i \u0111a v\u00e0 t\u1ed1c \u0111\u1ed9 cho ph\u00e9p c\u1ee7a c\u00e1p?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Datasheet n\u00eau l\u1ef1c k\u00e9o l\u00e2u d\u00e0i 2 700 N (3\u00d725) \u0111\u1ebfn 19 200 N (3\u00d7300) v\u00e0 l\u1ef1c k\u00e9o khi t\u0103ng t\u1ed1c 3 950 N \u0111\u1ebfn 28 700 N, cao h\u01a1n quy t\u1eafc 15 N\/mm\u00b2 nh\u1edd ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m. T\u1ed1c \u0111\u1ed9 tang cu\u1ed1n (gantry) kh\u00f4ng h\u1ea1n ch\u1ebf; tr\u00ean 300 m\/ph\u00fat n\u00ean h\u1ecfi nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e1p.\"}}, {\"@type\": \"Question\", \"name\": \"D\u00f2ng cho ph\u00e9p khi cu\u1ed1n nhi\u1ec1u l\u1edbp tr\u00ean tang l\u00e0 bao nhi\u00eau?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"D\u00f2ng trong b\u1ea3ng (139 A \u0111\u1ebfn 660 A) t\u00ednh theo VDE 0298-4 b\u1ea3ng 15, c\u00e1p \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t \u1edf 30 \u00b0C. Khi cu\u1ed1n k\u00edn tr\u00ean tang, nh\u00e2n h\u1ec7 s\u1ed1 0,80 (1 l\u1edbp), 0,61 (2 l\u1edbp), 0,49 (3 l\u1edbp), 0,42 (4 l\u1edbp), 0,38 (5 l\u1edbp). V\u00ed d\u1ee5 3\u00d795 cu\u1ed1n 4 l\u1edbp \u1edf 30 \u00b0C c\u00f2n kho\u1ea3ng 134 A, \u1edf 40 \u00b0C kho\u1ea3ng 122 A (t\u00e1c gi\u1ea3 t\u00ednh).\"}}, {\"@type\": \"Question\", \"name\": \"C\u00e1p c\u00f3 bao nhi\u00eau s\u1ee3i quang, lo\u1ea1i s\u1ee3i n\u00e0o v\u00e0 suy hao bao nhi\u00eau?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Ph\u1ea7n t\u1eed quang g\u1ed3m s\u00e1u \u1ed1ng, m\u1ed7i \u1ed1ng 1 \u0111\u1ebfn 4 s\u1ee3i, t\u1ee9c 6, 12, 18 ho\u1eb7c 24 s\u1ee3i. B\u1ea3n chu\u1ea9n trong b\u1ea3ng l\u00e0 24 s\u1ee3i \u0111\u01a1n mode E9\/125; 12 ho\u1eb7c 24 s\u1ee3i G62,5, G50 ho\u1eb7c E9 theo y\u00eau c\u1ea7u. Suy hao: G62,5 d\u01b0\u1edbi 3,3 dB\/km \u1edf 850 nm; G50 d\u01b0\u1edbi 2,8 dB\/km \u1edf 850 nm; E9 d\u01b0\u1edbi 0,4 dB\/km \u1edf 1 310 nm v\u00e0 d\u01b0\u1edbi 0,3 dB\/km \u1edf 1 550 nm.\"}}, {\"@type\": \"Question\", \"name\": \"Ch\u1ecdn s\u1ee3i \u0111a mode hay \u0111\u01a1n mode cho tuy\u1ebfn c\u1ea9u c\u1ea3ng?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"V\u1edbi b\u0103ng th\u00f4ng 400 MHz\u00b7km \u1edf 850 nm, 1000BASE-SX ch\u1ea1y \u0111\u01b0\u1ee3c kho\u1ea3ng 500 m tr\u00ean s\u1ee3i 50\/125 v\u00e0 220 - 275 m tr\u00ean s\u1ee3i 62,5\/125 theo IEEE 802.3; 10GBASE-SR tr\u00ean s\u1ee3i 400 MHz\u00b7km ch\u1ec9 kho\u1ea3ng 66 m. Tuy\u1ebfn d\u00e0i h\u01a1n ho\u1eb7c c\u1ea7n 10G n\u00ean ch\u1ecdn \u0111\u01a1n mode E9\/125 (1000BASE-LX 5 - 10 km, 10GBASE-LR 10 km). Datasheet ghi b\u0103ng th\u00f4ng kh\u00f4ng k\u00e8m \u0111\u01a1n v\u1ecb km, c\u1ea7n h\u00e3ng x\u00e1c nh\u1eadn.\"}}, {\"@type\": \"Question\", \"name\": \"8,7\/15 kV kh\u00e1c 6\/10 kV v\u00e0 3,6\/6 kV \u1edf \u0111i\u1ec3m n\u00e0o?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"U0\/U l\u1ea7n l\u01b0\u1ee3t l\u00e0 8,7\/15, 6\/10 v\u00e0 3,6\/6 kV. Theo Faber, \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a l\u00e0 18, 12 v\u00e0 7,2 kV, \u0111i\u1ec7n \u00e1p th\u1eed l\u00e0 24, 17 v\u00e0 11 kV. Datasheet n\u00e0y ghi Um 17,5 kV v\u00e0 th\u1eed 24 kV. Ch\u1ecdn c\u1ea5p theo \u0111i\u1ec7n \u00e1p l\u01b0\u1edbi v\u00e0 ch\u1ebf \u0111\u1ed9 n\u1ed1i \u0111\u1ea5t (IEC 60502-2 ph\u00e2n c\u1ea5p c\u00e1ch \u0111i\u1ec7n 100 %, 133 %, 173 % theo th\u1eddi gian c\u1eaft s\u1ef1 c\u1ed1).\"}}, {\"@type\": \"Question\", \"name\": \"C\u00e1p tr\u00f2n lai kh\u00e1c c\u00e1p d\u1eb9t PROTOLON(FL)-LWL v\u00e0 c\u00e1p quang tang cu\u1ed1n ri\u00eang \u1edf \u0111\u00e2u?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"\u1ede c\u1ee1 3\u00d735, c\u00e1p tr\u00f2n 8,7\/15 kV c\u00f3 l\u1ef1c k\u00e9o 3 300 N, xo\u1eafn \u00b125 \u00b0\/m v\u00e0 t\u1ed1c \u0111\u1ed9 tang kh\u00f4ng h\u1ea1n ch\u1ebf; c\u00e1p d\u1eb9t 6\/10 kV c\u00f3 1 575 N, kh\u00f4ng cho ph\u00e9p xo\u1eafn v\u00e0 \u0111\u1ebfn 120 m\/ph\u00fat. C\u00e1p quang tang cu\u1ed1n ri\u00eang (Nexans Rheycord OFE SR) ch\u1ecbu xo\u1eafn \u00b1120 \u00b0\/m v\u00e0 4 000 N nh\u01b0ng c\u1ea7n th\u00eam m\u1ed9t tuy\u1ebfn c\u00e1p v\u00e0 kh\u1edbp quang ri\u00eang tr\u00ean tang.\"}}, {\"@type\": \"Question\", \"name\": \"C\u00e1p c\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c trong x\u00edch d\u1eabn c\u00e1p, festoon ho\u1eb7c k\u00e9o l\u00ea tr\u00ean n\u1ec1n m\u1ecf kh\u00f4ng?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Datasheet kh\u00f4ng n\u00eau x\u00edch d\u1eabn c\u00e1p, festoon hay k\u00e9o l\u00ea; \u1ee9ng d\u1ee5ng n\u00eau l\u00e0 tang cu\u1ed1n, \u0111\u1ed5i h\u01b0\u1edbng qua con l\u0103n v\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn. V\u1edbi b\u00e1n k\u00ednh 10\u00d7D (469 - 927 mm), x\u00edch d\u1eabn c\u00e1p \u00edt kh\u1ea3 thi. K\u00e9o l\u00ea tr\u00ean n\u1ec1n \u0111\u00e1 \u1edf m\u1ecf c\u1ea7n c\u00e1p k\u00e9o l\u00ea v\u1ecf d\u00e0y (Type 240\/275, TENAX-PUR, (N)TSCGEW\u00d6U v\u1ecf 5GM5 ho\u1eb7c CPE).\"}}, {\"@type\": \"Question\", \"name\": \"C\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u c\u1ee7a FeiChun gi\u00fap g\u00ec cho c\u00e1p ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"FeiChun c\u00f4ng b\u1ed1 t\u1ef1 pha ch\u1ebf h\u1ee3p ch\u1ea5t PUR, CPE v\u00e0 EPR t\u1eeb nguy\u00ean li\u1ec7u g\u1ed1c: ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc class 5, EPR li\u00ean k\u1ebft silane ch\u1ed1ng th\u1ee7y ph\u00e2n, v\u1ecf CPE nhi\u1ec7t \u0111\u1edbi h\u00f3a (h\u1ea5p th\u1ee5 \u1ea9m d\u01b0\u1edbi 0,5 %), PUR g\u1ed1c polyether (d\u01b0\u1edbi 0,8 %), ph\u1ea7n t\u1eed ch\u1ecbu k\u00e9o aramid, b\u1ec7n ch\u1ed1ng xo\u1eafn, ba l\u1edbp \u00e9p \u0111\u1ed3ng th\u1eddi v\u00e0 ki\u1ec3m so\u00e1t \u0111\u00f9n v\u00f2ng k\u00edn. \u0110\u00e2y l\u00e0 c\u00f4ng b\u1ed1 c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t; c\u1ea5u t\u1ea1o v\u00e0 s\u1ed1 li\u1ec7u th\u1eed ch\u00ednh th\u1ee9c ph\u1ea3i l\u1ea5y t\u1eeb b\u1ea3ng d\u1eef li\u1ec7u theo \u0111\u00fang m\u00e3.\"}}, {\"@type\": \"Question\", \"name\": \"Ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun g\u1ed3m nh\u1eefng g\u00ec?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Theo th\u00f4ng tin c\u1ee7a FeiChun: CE, UKCA, VDE, EAC, ATEX, IECEx v\u00e0 ch\u1ee9ng nh\u1eadn an to\u00e0n ch\u00e1y c\u1ee7a Nga. C\u1ea7n xin b\u1ea3n sao theo \u0111\u00fang m\u00e3 c\u00e1p, d\u1ea3i \u0111i\u1ec7n \u00e1p, ti\u1ebft di\u1ec7n v\u00e0 th\u1eddi h\u1ea1n hi\u1ec7u l\u1ef1c; GOST-R\/-K\/-B ghi trong datasheet l\u00e0 ch\u1ee9ng nh\u1eadn c\u1ee7a c\u00e1p Prysmian, kh\u00f4ng ph\u1ea3i ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun.\"}}]}<\/script><header class=\"doc-header\"><div class=\"container wrap\"><div class=\"tag\">FEICHUN CABLE \u00b7 B\u00c0I K\u1ef8 THU\u1eacT<\/div><h1>PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf 15 kV t\u00edch h\u1ee3p s\u1ee3i quang cho c\u1ea9u container, m\u00e1y r\u1ea3i – thu h\u1ed3i v\u00e0 thi\u1ebft b\u1ecb m\u1ecf – con s\u1ed1 n\u00e0o quy\u1ebft \u0111\u1ecbnh khi ch\u1ecdn c\u00e1p ch\u1ecbu k\u00e9o, ch\u1ecbu xo\u1eafn v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n, v\u00e0 c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n<\/h1><p class=\"lead\">B\u00e0i vi\u1ebft ph\u00e2n t\u00edch c\u00e1p tang cu\u1ed1n trung th\u1ebf 8,7\/15 kV t\u00edch h\u1ee3p s\u1ee3i quang, ki\u1ec3m tra b\u1eb1ng t\u00ednh to\u00e1n c\u00e1c th\u00f4ng s\u1ed1 trong datasheet (b\u00e1n k\u00ednh u\u1ed1n 10\u00d7D, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang, kho\u1ea3ng c\u00e1ch ch\u1eef S, l\u1ef1c k\u00e9o v\u00e0 l\u1ef1c t\u0103ng t\u1ed1c, chi\u1ec1u d\u00e0i treo, d\u00f2ng theo l\u1edbp cu\u1ed1n v\u00e0 nhi\u1ec7t \u0111\u1ed9, s\u1ee5t \u00e1p, d\u00f2ng ng\u1eafn m\u1ea1ch v\u00e0 ti\u1ebft di\u1ec7n \u0111\u1ea5t, \u0111i\u1ec7n \u00e1p th\u1eed, suy hao v\u00e0 c\u1ef1 ly truy\u1ec1n c\u1ee7a s\u1ee3i quang), \u0111\u1ed1i chi\u1ebfu v\u1edbi c\u00e1p d\u1eb9t PROTOLON(FL)-LWL v\u00e0 c\u00e1p quang tang cu\u1ed1n t\u00e1ch ri\u00eang, ph\u00e2n \u0111\u1ecbnh ranh gi\u1edbi s\u1eed d\u1ee5ng (tang cu\u1ed1n, \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S, x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea m\u1ecf), tr\u00ecnh b\u00e0y c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n (EPR ba l\u1edbp \u00e9p \u0111\u1ed3ng th\u1eddi, ru\u1ed9t m\u1ea1 thi\u1ebfc, ph\u1ea7n t\u1eed ch\u1ecbu k\u00e9o aramid, b\u1ec7n ch\u1ed1ng xo\u1eafn, v\u1ecf PUR polyether v\u00e0 CPE nhi\u1ec7t \u0111\u1edbi h\u00f3a, ki\u1ec3m so\u00e1t s\u1ea3n xu\u1ea5t), v\u00e0 n\u00eau danh m\u1ee5c h\u1ed3 s\u01a1 c\u1ea7n y\u00eau c\u1ea7u, g\u1ed3m b\u1ed9 ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun.<\/p><div class=\"badges\"><span class=\"badge\">8,7\/15 kV (U<sub>m<\/sub> 17,5 kV)<\/span><span class=\"badge\">Th\u1eed 24 kV<\/span><span class=\"badge\">EPR \u2265 3GI3 \u00b7 v\u1ecf PCP \u2265 5GM5<\/span><span class=\"badge\">Ru\u1ed9t m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh<\/span><span class=\"badge\">S\u1ee3i quang 6 – 24 s\u1ee3i<\/span><span class=\"badge\">Xo\u1eafn \u00b125 \u00b0\/m<\/span><span class=\"badge\">R u\u1ed1n 10\u00d7D<\/span><span class=\"badge\">K\u00e9o 2 700 – 19 200 N<\/span><span class=\"badge\">Chuy\u1ec3n \u0111\u1ed9ng \u221235 \u2026 +80 \u00b0C<\/span><span class=\"badge\">3\u00d725 – 3\u00d7300 mm\u00b2<\/span><span class=\"badge\">FeiChun: CE \u00b7 UKCA \u00b7 VDE \u00b7 EAC \u00b7 ATEX \u00b7 IECEx<\/span><\/div><\/div><\/header><main class=\"wrap\"><div class=\"provenance\"><strong>Ngu\u1ed3n d\u1eef li\u1ec7u.<\/strong> C\u1ea5u t\u1ea1o, th\u00f4ng s\u1ed1 \u0111i\u1ec7n – nhi\u1ec7t – h\u00f3a – quang – c\u01a1 v\u00e0 b\u1ea3ng k\u00edch th\u01b0\u1edbc l\u1ea5y t\u1eeb datasheet PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV c\u1ee7a Prysmian, b\u1ea3n in 10\/10\/2026<sup class=\"ref-n\">[1]<\/sup>, \u0111\u1ed1i chi\u1ebfu v\u1edbi datasheet c\u00e1c h\u1ecd c\u00e1p tang cu\u1ed1n trung th\u1ebf 3,6\/6 – 8,7\/15 kV c\u1ee7a Faber Kabel (\u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a, \u0111i\u1ec7n \u00e1p th\u1eed)<sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup>, h\u1ecd c\u00e1p d\u1eb9t PROTOLON(FL)-LWL<sup class=\"ref-n\">[4]<\/sup><sup class=\"ref-n\">[5]<\/sup>, c\u00e1p quang tang cu\u1ed1n Nexans Rheycord<sup class=\"ref-n\">[6]<\/sup>, ti\u00eau chu\u1ea9n th\u1eed c\u01a1 h\u1ecdc c\u00e1p quang IEC 60794-1-21<sup class=\"ref-n\">[7]<\/sup>, c\u1ef1 ly truy\u1ec1n Ethernet theo IEEE 802.3<sup class=\"ref-n\">[8]<\/sup>, h\u1ec7 s\u1ed1 gi\u1ea3m d\u00f2ng cho c\u00e1p cu\u1ed1n tr\u00ean tang theo VDE 0298-4 (tr\u00edch qua LAPP)<sup class=\"ref-n\">[9]<\/sup>, kh\u1edbp quay quang d\u00f9ng cho tang cu\u1ed1n<sup class=\"ref-n\">[10]<\/sup>, brochure c\u00e1p tang cu\u1ed1n trung th\u1ebf tr\u00f2n c\u1ee7a Prysmian<sup class=\"ref-n\">[14]<\/sup> v\u00e0 c\u00f4ng b\u1ed1 v\u1ec1 v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf, ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a FeiChun<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup>. C\u00e1c con s\u1ed1 t\u00ednh (t\u1ef7 l\u1ec7 R\/D, l\u1ef1c k\u00e9o tr\u00ean ti\u1ebft di\u1ec7n ru\u1ed9t, chi\u1ec1u d\u00e0i treo v\u00e0 k\u00e9o tr\u01b0\u1ee3t, kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9n, d\u00f2ng theo l\u1edbp cu\u1ed1n v\u00e0 nhi\u1ec7t \u0111\u1ed9, s\u1ee5t \u00e1p, ng\u1eafn m\u1ea1ch, suy hao quang theo chi\u1ec1u d\u00e0i, t\u1ef7 l\u1ec7 \u0111\u1ed3ng) do t\u00e1c gi\u1ea3 t\u00ednh theo c\u00f4ng th\u1ee9c trong b\u00e0i. <b>PROTOLON, PROTOFIRM, RHEYCORD, RHEYFIRM, BiTcrane l\u00e0 t\u00ean th\u01b0\u01a1ng m\u1ea1i c\u1ee7a b\u00ean th\u1ee9 ba, ch\u1ec9 d\u00f9ng \u0111\u1ec3 nh\u1eadn di\u1ec7n lo\u1ea1i c\u00e1p; b\u00e0i n\u00e0y kh\u00f4ng kh\u1eb3ng \u0111\u1ecbnh c\u00e1p c\u1ee7a FeiChun c\u00f3 c\u1ea5u t\u1ea1o hay s\u1ed1 li\u1ec7u gi\u1ed1ng c\u00e1c c\u00e1p \u0111\u00f3. S\u1ed1 li\u1ec7u ch\u00ednh th\u1ee9c cho c\u00e1p c\u1ee7a FeiChun (c\u1ea5u t\u1ea1o, k\u00edch th\u01b0\u1edbc, \u0111i\u1ec7n \u00e1p th\u1eed, b\u00e1n k\u00ednh u\u1ed1n, l\u1ef1c k\u00e9o, s\u1ee3i quang, ch\u1ee9ng nh\u1eadn) ph\u1ea3i l\u1ea5y t\u1eeb b\u1ea3ng d\u1eef li\u1ec7u v\u00e0 bi\u00ean b\u1ea3n th\u1eed c\u1ee7a FeiChun cho \u0111\u00fang m\u00e3.<\/b> C\u00e1c ngu\u1ed3n c\u00f3 th\u1ec3 l\u1ec7ch nhau \u1edf v\u00e0i d\u00f2ng; nh\u1eefng ch\u1ed7 l\u1ec7ch \u0111\u00e3 t\u00ecm th\u1ea5y \u0111\u01b0\u1ee3c n\u00eau ngay trong b\u00e0i.<\/div><nav class=\"toc\"><strong>M\u1ee5c l\u1ee5c<\/strong><ol><li><a href=\"#s1\">T\u1ed5ng quan v\u00e0 c\u00e1ch \u0111\u1ecdc k\u00fd hi\u1ec7u<\/a><\/li><li><a href=\"#s2\">C\u1ea5u t\u1ea1o<\/a><\/li><li><a href=\"#s3\">Th\u00f4ng s\u1ed1 theo datasheet<\/a><\/li><li><a href=\"#s4\">K\u00edch th\u01b0\u1edbc, ki\u1ec3m tra theo b\u1ea3ng<\/a><\/li><li><a href=\"#s5\">T\u00ednh to\u00e1n cho tang cu\u1ed1n, ngu\u1ed3n \u0111i\u1ec7n v\u00e0 s\u1ee3i quang<\/a><\/li><li><a href=\"#s6\">So s\u00e1nh: tr\u00f2n lai, c\u00e1p d\u1eb9t, c\u00e1p quang ri\u00eang; c\u00e1c c\u1ea5p \u0111i\u1ec7n \u00e1p; v\u1eadt li\u1ec7u v\u1ecf<\/a><\/li><li><a href=\"#s7\">\u1ee8ng d\u1ee5ng \u1edf c\u1ea3ng v\u00e0 m\u1ecf, v\u00e0 ranh gi\u1edbi s\u1eed d\u1ee5ng<\/a><\/li><li><a href=\"#s8\">S\u1ee3i quang tr\u00ean tang: h\u1ed3 s\u01a1 v\u00e0 \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i<\/a><\/li><li><a href=\"#s9\">C\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n<\/a><\/li><li><a href=\"#s10\">Th\u1eed nghi\u1ec7m v\u00e0 h\u1ed3 s\u01a1 c\u1ea7n xem<\/a><\/li><li><a href=\"#s11\">S\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng<\/a><\/li><li><a href=\"#s12\">D\u1eef li\u1ec7u c\u1ea7n y\u00eau c\u1ea7u khi \u0111\u1eb7t h\u00e0ng<\/a><\/li><li><a href=\"#s13\">Ch\u1ee9ng nh\u1eadn FeiChun<\/a><\/li><li><a href=\"#s14\">B\u1ea3n \u0111\u1ed3 ch\u1ecdn c\u00e1p FeiChun<\/a><\/li><li><a href=\"#faq\">H\u1ecfi \u0111\u00e1p<\/a><\/li><li><a href=\"#src\">Ngu\u1ed3n<\/a><\/li><\/ol><\/nav><div class=\"card\"><strong>T\u00ecm nhanh theo c\u00e2u h\u1ecfi<\/strong><ul>\n<li><a href=\"#s1\">(N)TSKCGEW\u00d6U 8,7\/15 kV c\u00f3 s\u1ee3i quang l\u00e0 c\u00e1p g\u00ec, kh\u00e1c (N)TSCGEW\u00d6U th\u01b0\u1eddng \u1edf \u0111\u00e2u?<\/a><\/li>\n<li><a href=\"#s5\">B\u00e1n k\u00ednh u\u1ed1n, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang, kho\u1ea3ng c\u00e1ch ch\u1eef S c\u1ee7a 3\u00d795, 3\u00d7185?<\/a><\/li>\n<li><a href=\"#s5\">D\u00f2ng cho ph\u00e9p khi cu\u1ed1n nhi\u1ec1u l\u1edbp v\u00e0 \u1edf 40 – 50 \u00b0C?<\/a><\/li>\n<li><a href=\"#s5\">S\u1ee3i quang \u0111a mode hay \u0111\u01a1n mode, suy hao v\u00e0 c\u1ef1 ly Ethernet?<\/a><\/li>\n<li><a href=\"#s6\">C\u00e1p tr\u00f2n lai hay c\u00e1p d\u1eb9t hay c\u00e1p quang t\u00e1ch ri\u00eang tr\u00ean tang?<\/a><\/li>\n<li><a href=\"#s6\">8,7\/15 kV so v\u1edbi 6\/10 kV: \u0111i\u1ec7n \u00e1p th\u1eed, \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a?<\/a><\/li>\n<li><a href=\"#s7\">D\u00f9ng cho x\u00edch d\u1eabn c\u00e1p, festoon, k\u00e9o l\u00ea m\u1ecf \u0111\u01b0\u1ee3c kh\u00f4ng?<\/a><\/li>\n<li><a href=\"#s9\">C\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu k\u00e9o, m\u00e0i m\u00f2n, nhi\u1ec7t \u0111\u1edbi?<\/a><\/li>\n<li><a href=\"#s13\">FeiChun c\u00f3 nh\u1eefng ch\u1ee9ng nh\u1eadn n\u00e0o?<\/a><\/li><\/ul><\/div><section id=\"s1\"><h2>1. T\u1ed5ng quan v\u00e0 c\u00e1ch \u0111\u1ecdc k\u00fd hi\u1ec7u<\/h2>\n<p>PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV l\u00e0 c\u00e1p tang cu\u1ed1n trung th\u1ebf m\u1ec1m c\u00f3 t\u00edch h\u1ee3p s\u1ee3i quang \u0111\u1ec3 truy\u1ec1n \u0111\u1ed3ng th\u1eddi n\u0103ng l\u01b0\u1ee3ng v\u00e0 d\u1eef li\u1ec7u, d\u00f9ng khi c\u00e1p ch\u1ecbu t\u1ea3i c\u01a1 h\u1ecdc cao ho\u1eb7c c\u1ef1c cao: t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n l\u1edbn, t\u1ea3i k\u00e9o \u0111\u1ed9ng, \u0111\u1ed5i h\u01b0\u1edbng nhi\u1ec1u l\u1ea7n sang c\u00e1c m\u1eb7t ph\u1eb3ng kh\u00e1c nhau, b\u1ecb qu\u1eadt khi ch\u1ea1y qua con l\u0103n v\u00e0 ch\u1ecbu xo\u1eafn; ch\u1ee7 y\u1ebfu cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 c\u1ea9u container ch\u1ea1y nhanh v\u00e0 c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn<sup class=\"ref-n\">[1]<\/sup>. LWL l\u00e0 Lichtwellenleiter, t\u1ee9c s\u1ee3i quang.<\/p>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> V\u1edbi k\u1ef9 s\u01b0 c\u1ea3ng v\u00e0 m\u1ecf, \u0111i\u1ec3m kh\u00e1c c\u1ee7a c\u00e1p n\u00e0y so v\u1edbi c\u00e1p tang cu\u1ed1n trung th\u1ebf th\u00f4ng th\u01b0\u1eddng l\u00e0 ba th\u1ee9 g\u1ed9p trong m\u1ed9t v\u1ecf: (1) c\u00e1ch \u0111i\u1ec7n 8,7\/15 kV, \u0111i\u1ec7n \u00e1p th\u1eed 24 kV; (2) ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m n\u00e2ng l\u1ef1c k\u00e9o cho ph\u00e9p l\u00ean 21,3 – 36,0 N\/mm\u00b2 ti\u1ebft di\u1ec7n ru\u1ed9t pha (so v\u1edbi quy t\u1eafc 15 N\/mm\u00b2 theo VDE 0298-3 ghi trong brochure h\u1ecd c\u00e1p tr\u00f2n<sup class=\"ref-n\">[14]<\/sup>); (3) 12 ho\u1eb7c 24 s\u1ee3i quang n\u1eb1m trong m\u1ed9t khe gi\u1eefa c\u00e1c l\u00f5i, gi\u00fap b\u1ecf m\u1ed9t c\u00e1p quang ch\u1ea1y ri\u00eang tr\u00ean c\u00f9ng tang. C\u00e1i gi\u00e1 l\u00e0 \u0111\u01b0\u1eddng k\u00ednh l\u1edbn (43,4 – 92,7 mm), b\u00e1n k\u00ednh u\u1ed1n 10\u00d7D (469 – 927 mm) v\u00e0 d\u00f2ng cho ph\u00e9p b\u1ecb c\u1eaft m\u1ea1nh khi cu\u1ed1n nhi\u1ec1u l\u1edbp (m\u1ee5c 5.3). C\u1ea5u h\u00ecnh hai d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 m\u1ed9t ph\u1ea7n t\u1eed quang chi\u1ebfm ba khe gi\u1eefa ba l\u00f5i pha: c\u00e1ch \u0111\u1ecdc 2\u00d725\/2 l\u00e0 hai d\u00e2y, m\u1ed7i d\u00e2y 12,5 mm\u00b2, t\u1ed5ng 25 mm\u00b2 (t\u00e1c gi\u1ea3 \u0111\u1ecdc theo m\u00f4 t\u1ea3 c\u1ea5u t\u1ea1o c\u1ee7a datasheet).<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:900px\"><caption>C\u00e1ch \u0111\u1ecdc k\u00fd hi\u1ec7u v\u00e0 \u0111\u1ed1i chi\u1ebfu v\u1edbi c\u1ea5u t\u1ea1o trong datasheet<\/caption><thead><tr><th>Ph\u1ea7n k\u00fd hi\u1ec7u<\/th><th>\u00dd ngh\u0129a (theo c\u00e1ch FeiChun c\u00f4ng b\u1ed1)<\/th><th>\u0110\u1ed1i chi\u1ebfu v\u1edbi datasheet [1]<\/th><\/tr><\/thead><tbody><tr><td>(N)<\/td><td>ki\u1ec3u c\u00e1p \u0111\u01b0\u1ee3c VDE c\u00f4ng nh\u1eadn<sup class=\"ref-n\">[11]<\/sup><\/td><td>datasheet ‘based on DIN VDE 0250-813’<\/td><\/tr><tr><td>T<\/td><td>c\u00e1p tang cu\u1ed1n \/ c\u00e1p k\u00e9o<sup class=\"ref-n\">[11]<\/sup><\/td><td>\u1ee9ng d\u1ee5ng: tang cu\u1ed1n, thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/td><\/tr><tr><td>K<\/td><td>n\u00f4i \u0111\u1ee1 gia c\u01b0\u1eddng aramid (Kevlar)<sup class=\"ref-n\">[11]<\/sup><\/td><td>ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m; v\u1eadt li\u1ec7u kh\u00f4ng n\u00eau<\/td><\/tr><tr><td>GE<\/td><td>d\u00e2y \u0111\u1ea5t ph\u00e2n b\u1ed1<sup class=\"ref-n\">[11]<\/sup><\/td><td>d\u00e2y \u0111\u1ea5t t\u00e1ch n\u1eb1m trong c\u00e1c khe<\/td><\/tr><tr><td>W<\/td><td>b\u1ec7n polyester<sup class=\"ref-n\">[11]<\/sup><\/td><td>b\u1ec7n polyester ch\u1ed1ng xo\u1eafn; xo\u1eafn \u00b125 \u00b0\/m<\/td><\/tr><tr><td>\u00d6<\/td><td>v\u1ecf ch\u1ecbu d\u1ea7u<sup class=\"ref-n\">[11]<\/sup><\/td><td>ch\u1ecbu d\u1ea7u theo EN 60811-404<\/td><\/tr><tr><td>U<\/td><td>v\u1ecf \u0111\u00e0n h\u1ed3i (cao su ho\u1eb7c PUR)<sup class=\"ref-n\">[11]<\/sup><\/td><td>v\u1ecf ngo\u00e0i PCP \u0111\u1eb7c bi\u1ec7t, t\u1ed1i thi\u1ec3u 5GM5<\/td><\/tr><tr><td>LWL<\/td><td>Lichtwellenleiter: s\u1ee3i quang<\/td><td>ph\u1ea7n t\u1eed quang 6 \u1ed1ng, 6 – 24 s\u1ee3i<\/td><\/tr><tr><td>XPRT<\/td><td>h\u1eadu t\u1ed1 t\u00ean th\u01b0\u01a1ng m\u1ea1i trong ti\u00eau \u0111\u1ec1 datasheet<\/td><td>kh\u00f4ng ph\u1ea3i ch\u1eef trong m\u00e3 VDE<\/td><\/tr><tr><td>8,7\/15 kV<\/td><td>U0\/U; U0 = 8,7 kV pha – \u0111\u1ea5t, U = 15 kV pha – pha<\/td><td>Um 17,5 kV; th\u1eed 24 kV<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"small\">Ch\u1eef C v\u00e0 ch\u1eef S trong m\u00e3 (N)TSKCGEW\u00d6U \u0111\u1ecdc theo DIN VDE 0292; datasheet kh\u00f4ng n\u00eau m\u00e0n ch\u1eafn \u0111\u1ed3ng n\u00e0o, n\u00ean c\u1ea5u h\u00ecnh m\u00e0n ch\u1eafn v\u00e0 l\u1edbp b\u00e1n d\u1eabn c\u1ea7n x\u00e1c nh\u1eadn b\u1eb1ng b\u1ea3n v\u1ebd m\u1eb7t c\u1eaft c\u1ee7a \u0111\u00fang m\u00e3.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1000px\"><caption>\u0110\u1eb7c t\u00ednh ch\u00ednh (datasheet)<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>\u00dd ngh\u0129a k\u1ef9 thu\u1eadt<\/th><\/tr><\/thead><tbody><tr><td>\u0110i\u1ec7n \u00e1p danh \u0111\u1ecbnh<\/td><td>U0\/U (Um) 8,7\/15 (17,5) kV; U = 15 000 V<sup class=\"ref-n\">[1]<\/sup><\/td><td>Faber ghi \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a 18 kV cho h\u1ecd 8,7\/15 kV<sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup><\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p th\u1eed<\/td><td>24 kV<sup class=\"ref-n\">[1]<\/sup><\/td><td>2,76 l\u1ea7n U0<\/td><\/tr><tr><td>Ru\u1ed9t<\/td><td>\u0111\u1ed3ng m\u1ea1 thi\u1ebfc, r\u1ea5t m\u1ea3nh (class FS); d\u00e2y \u0111\u1ea5t c\u00f9ng lo\u1ea1i<sup class=\"ref-n\">[1]<\/sup><\/td><td>m\u1ec1m cho u\u1ed1n l\u1eb7p; m\u1ea1 thi\u1ebfc ch\u1ed1ng oxy h\u00f3a \u1edf kh\u00ed h\u1eadu m\u1eb7n \u1ea9m<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n<\/td><td>EPR (PROTOLON HS), h\u1ee3p ch\u1ea5t \u0111\u1eb7c bi\u1ec7t tr\u00ean 3GI3; b\u00e1n d\u1eabn trong EPR, b\u00e1n d\u1eabn ngo\u00e0i NBR b\u00f3c \u0111\u01b0\u1ee3c<sup class=\"ref-n\">[1]<\/sup><\/td><td>ba l\u1edbp: b\u00e1n d\u1eabn – c\u00e1ch \u0111i\u1ec7n – b\u00e1n d\u1eabn<\/td><\/tr><tr><td>B\u1ed1 tr\u00ed l\u00f5i<\/td><td>ba l\u00f5i; d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 ph\u1ea7n t\u1eed quang n\u1eb1m trong c\u00e1c khe, c\u00f3 ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m<sup class=\"ref-n\">[1]<\/sup><\/td><td>gi\u1eef h\u00ecnh h\u1ecdc c\u1ee5m l\u00f5i khi u\u1ed1n v\u00e0 k\u00e9o<\/td><\/tr><tr><td>V\u1ecf trong \/ b\u1ec7n \/ v\u1ecf ngo\u00e0i<\/td><td>PCP sandwich EPR\/CR; b\u1ec7n polyester; PCP \u0111\u1eb7c bi\u1ec7t tr\u00ean 5GM5<sup class=\"ref-n\">[1]<\/sup><\/td><td>ch\u1ecbu m\u00e0i m\u00f2n, d\u1ea7u, ozone, UV, n\u01b0\u1edbc bi\u1ec3n<\/td><\/tr><tr><td>C\u01a1 h\u1ecdc<\/td><td>xo\u1eafn \u00b125 \u00b0\/m; t\u1ed1c \u0111\u1ed9 tang kh\u00f4ng h\u1ea1n ch\u1ebf (tr\u00ean 300 m\/ph\u00fat h\u1ecfi h\u00e3ng); R chuy\u1ec3n \u0111\u1ed9ng 10\u00d7D<sup class=\"ref-n\">[1]<\/sup><\/td><td>b\u1ea3ng k\u00edch th\u01b0\u1edbc kh\u1edbp 10\u00d7D l\u1edbn nh\u1ea5t \u1edf 9\/10 c\u1ee1 (m\u1ee5c 4)<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9<\/td><td>ru\u1ed9t 90 \u00b0C; ng\u1eafn m\u1ea1ch 250 \u00b0C; c\u1ed1 \u0111\u1ecbnh \u221250 \u2026 +80 \u00b0C; chuy\u1ec3n \u0111\u1ed9ng \u221235 \u2026 +80 \u00b0C<sup class=\"ref-n\">[1]<\/sup><\/td><td>chuy\u1ec3n \u0111\u1ed9ng \u221235 \u00b0C; v\u00f9ng l\u1ea1nh h\u01a1n c\u1ea7n c\u00e1p v\u1ecf PUR nh\u01b0 TENAX-PUR<\/td><\/tr><tr><td>Quang<\/td><td>ph\u1ea7n t\u1eed quang 6 \u1ed1ng, 1 – 4 s\u1ee3i m\u1ed7i \u1ed1ng; b\u1ea3n chu\u1ea9n 24E9<sup class=\"ref-n\">[1]<\/sup><\/td><td>G62,5, G50, E9 theo y\u00eau c\u1ea7u<\/td><\/tr><tr><td>Ch\u1ee9ng nh\u1eadn trong datasheet<\/td><td>GOST-R\/-K\/-B (ch\u1ee9ng nh\u1eadn ch\u00e1y Li\u00ean bang Nga c\u1ee7a c\u00e1p Prysmian)<sup class=\"ref-n\">[1]<\/sup><\/td><td>kh\u00f4ng ph\u1ea3i ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section><section id=\"s2\"><h2>2. C\u1ea5u t\u1ea1o: l\u00f5i ba l\u1edbp b\u00e1n d\u1eabn – EPR – b\u00e1n d\u1eabn, hai d\u00e2y \u0111\u1ea5t v\u00e0 ph\u1ea7n t\u1eed quang n\u1eb1m trong khe<\/h2>\n<p>T\u1eeb trong ra ngo\u00e0i: ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh; l\u1edbp b\u00e1n d\u1eabn trong EPR; c\u00e1ch \u0111i\u1ec7n EPR; l\u1edbp b\u00e1n d\u1eabn ngo\u00e0i NBR b\u00f3c \u0111\u01b0\u1ee3c d\u1ec5; ba l\u00f5i b\u1ec7n quanh ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, hai d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 ph\u1ea7n t\u1eed quang 6 \u1ed1ng n\u1eb1m trong c\u00e1c khe; v\u1ecf trong PCP sandwich EPR\/CR; b\u1ec7n polyester; v\u1ecf ngo\u00e0i PCP<sup class=\"ref-n\">[1]<\/sup>. Faber m\u00f4 t\u1ea3 h\u1ecd c\u00e1p lai t\u01b0\u01a1ng \u0111\u01b0\u01a1ng l\u00e0 c\u00e1p tang cu\u1ed1n c\u00f3 s\u1ee3i quang v\u00e0 l\u00f5i \u0111i\u1ec1u khi\u1ec3n c\u00f3 m\u00e0n ch\u1eafn cho \u1ee9ng d\u1ee5ng \u0111\u1ed5i h\u01b0\u1edbng v\u00e0 cu\u1ed1n<sup class=\"ref-n\">[3]<\/sup>.<\/p>\n<div class=\"svg\"><svg viewBox=\"0 0 1300 620\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"M\u1eb7t c\u1eaft c\u00e1p PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV c\u1ee1 3\u00d795: ba l\u00f5i pha EPR c\u00f3 hai l\u1edbp b\u00e1n d\u1eabn, hai d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 ph\u1ea7n t\u1eed quang 6 \u1ed1ng trong c\u00e1c khe, ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, v\u1ecf trong, b\u1ec7n polyester, v\u1ecf ngo\u00e0i PCP\"><defs>\n<pattern id=\"cuM\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#7a5418\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"2.1\" fill=\"#e9c46a\"><\/circle><\/pattern>\n<pattern id=\"tinM\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#6f7b82\"><\/rect><rect width=\"8\" height=\"3.2\" fill=\"#cfd8dc\"><\/rect><\/pattern>\n<pattern id=\"gyM\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#2fa84f\"><\/rect><rect width=\"8\" height=\"4\" fill=\"#f2d13a\"><\/rect><\/pattern>\n<pattern id=\"peM\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(-30)\"><rect width=\"6\" height=\"6\" fill=\"#d9d2c0\"><\/rect><rect width=\"6\" height=\"2.4\" fill=\"#8f8a7c\"><\/rect><\/pattern>\n<pattern id=\"arM\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\"><rect width=\"6\" height=\"6\" fill=\"#d4a017\"><\/rect><circle cx=\"3\" cy=\"3\" r=\"2\" fill=\"#f6dc6b\"><\/circle><\/pattern>\n<pattern id=\"wbM\" width=\"5\" height=\"5\" 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stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"274.9\" cy=\"407.2\" r=\"2.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"268.9\" cy=\"407.2\" r=\"2.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"268.9\" cy=\"413.2\" r=\"2.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"274.9\" cy=\"413.2\" r=\"2.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"271.9\" cy=\"431.1\" r=\"9.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"274.9\" cy=\"428.1\" r=\"2.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"268.9\" cy=\"428.1\" r=\"2.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"268.9\" cy=\"434.1\" r=\"2.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"274.9\" cy=\"434.1\" r=\"2.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"290.0\" cy=\"441.6\" r=\"9.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"293.0\" cy=\"438.6\" r=\"2.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"287.0\" cy=\"438.6\" r=\"2.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"287.0\" cy=\"444.6\" r=\"2.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"293.0\" cy=\"444.6\" r=\"2.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"308.1\" cy=\"431.1\" r=\"9.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"311.1\" cy=\"428.1\" r=\"2.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"305.1\" cy=\"428.1\" r=\"2.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"305.1\" cy=\"434.1\" r=\"2.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"311.1\" cy=\"434.1\" r=\"2.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"308.1\" cy=\"410.2\" r=\"9.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"311.1\" cy=\"407.2\" r=\"2.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"305.1\" cy=\"407.2\" r=\"2.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"305.1\" cy=\"413.2\" r=\"2.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"311.1\" cy=\"413.2\" r=\"2.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><line x1=\"85\" y1=\"526\" x2=\"495\" y2=\"526\" stroke=\"#9cc0cc\" stroke-width=\"1.2\"><\/line><line x1=\"85\" y1=\"520\" x2=\"85\" y2=\"532\" stroke=\"#9cc0cc\"><\/line><line x1=\"495\" y1=\"520\" x2=\"495\" y2=\"532\" stroke=\"#9cc0cc\"><\/line><text x=\"290.0\" y=\"548.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">\u00d8 c\u00e1p = 60,9 – 64,9 mm (3\u00d795)<\/text><circle cx=\"290.0\" cy=\"208.2\" r=\"12\" fill=\"#38c8e8\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"290.0\" y=\"213.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">1<\/text><circle cx=\"320.1\" cy=\"154.1\" r=\"12\" fill=\"#e8c37b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"320.1\" y=\"159.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">2<\/text><circle cx=\"259.9\" cy=\"149.6\" r=\"12\" fill=\"#5fd88a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"259.9\" y=\"154.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">3<\/text><circle cx=\"398.8\" cy=\"232.2\" r=\"12\" fill=\"#ffb454\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"398.8\" y=\"237.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">5<\/text><circle cx=\"290.0\" cy=\"420.7\" r=\"12\" fill=\"#c98aff\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"290.0\" y=\"425.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">6<\/text><circle cx=\"290.0\" cy=\"295.0\" r=\"12\" fill=\"#f6dc6b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"290.0\" y=\"300.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">7<\/text><circle cx=\"119.8\" cy=\"291.0\" r=\"12\" fill=\"#ff9f5a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"119.8\" y=\"296.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">8<\/text><circle cx=\"429.8\" cy=\"177.7\" r=\"12\" fill=\"#9fd3e6\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"429.8\" y=\"182.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">9<\/text><circle cx=\"488.9\" cy=\"299.0\" r=\"12\" fill=\"#ff777f\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"488.9\" y=\"304.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">10<\/text><circle cx=\"225.4\" cy=\"272.8\" r=\"12\" fill=\"#cfd8dc\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"225.4\" y=\"277.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">4<\/text><text x=\"620.0\" y=\"78.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">C\u1ea5u t\u1ea1o (s\u01a1 \u0111\u1ed3)<\/text><circle cx=\"632.0\" cy=\"113.0\" r=\"12\" fill=\"#38c8e8\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"118.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">1<\/text><text x=\"654.0\" y=\"115.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc, r\u1ea5t m\u1ea3nh (class FS)<\/text><text x=\"654.0\" y=\"133.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d795: \u00d8 ru\u1ed9t 13,8 mm; R 20 \u00b0C \u2264 0,210 \u03a9\/km (kh\u1edbp gi\u1edbi h\u1ea1n ru\u1ed9t m\u1ec1m m\u1ea1 thi\u1ebfc IEC 60228)<\/text><circle cx=\"632.0\" cy=\"160.0\" r=\"12\" fill=\"#e8c37b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"165.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">2<\/text><text x=\"654.0\" y=\"162.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">L\u1edbp b\u00e1n d\u1eabn trong: EPR b\u00e1n d\u1eabn<\/text><text x=\"654.0\" y=\"180.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">ki\u1ec3m so\u00e1t \u0111i\u1ec7n tr\u01b0\u1eddng \u1edf m\u1eb7t ru\u1ed9t<\/text><circle cx=\"632.0\" cy=\"207.0\" r=\"12\" fill=\"#5fd88a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"212.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">3<\/text><text x=\"654.0\" y=\"209.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">C\u00e1ch \u0111i\u1ec7n EPR (PROTOLON HS), t\u1ed1i thi\u1ec3u 3GI3<\/text><text x=\"654.0\" y=\"227.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">b\u1ec1 d\u00e0y danh \u0111\u1ecbnh kh\u00f4ng c\u00f4ng b\u1ed1; th\u1eed 24 kV; 90 \u00b0C li\u00ean t\u1ee5c, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/text><circle cx=\"632.0\" cy=\"254.0\" r=\"12\" fill=\"#cfd8dc\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"259.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">4<\/text><text x=\"654.0\" y=\"256.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">L\u1edbp b\u00e1n d\u1eabn ngo\u00e0i: NBR b\u00f3c \u0111\u01b0\u1ee3c d\u1ec5 (easy-strip)<\/text><text x=\"654.0\" y=\"274.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">thu\u1eadn l\u1ee3i cho thi c\u00f4ng \u0111\u1ea7u c\u00e1p trung th\u1ebf<\/text><circle cx=\"632.0\" cy=\"301.0\" r=\"12\" fill=\"#ffb454\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"306.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">5<\/text><text x=\"654.0\" y=\"303.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Hai d\u00e2y \u0111\u1ea5t (PE) t\u00e1ch, trong hai khe: 2\u00d750\/2 mm\u00b2<\/text><text x=\"654.0\" y=\"321.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">m\u1ed7i d\u00e2y 25 mm\u00b2; ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh<\/text><circle cx=\"632.0\" cy=\"348.0\" r=\"12\" fill=\"#c98aff\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"353.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">6<\/text><text x=\"654.0\" y=\"350.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed quang: 6 \u1ed1ng quanh ph\u1ea7n t\u1eed \u0111\u1ee1, m\u1ed7i \u1ed1ng 1 – 4 s\u1ee3i<\/text><text x=\"654.0\" y=\"368.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">b\u1ea3n chu\u1ea9n 24E9 = 24 s\u1ee3i \u0111\u01a1n mode; 12 ho\u1eb7c 24 s\u1ee3i G62,5, G50, E9 theo y\u00eau c\u1ea7u<\/text><circle cx=\"632.0\" cy=\"395.0\" r=\"12\" fill=\"#f6dc6b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"400.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">7<\/text><text x=\"654.0\" y=\"397.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m<\/text><text x=\"654.0\" y=\"415.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">datasheet kh\u00f4ng n\u00eau v\u1eadt li\u1ec7u; c\u00e1c c\u00e1p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng d\u00f9ng s\u1ee3i t\u1ed5ng h\u1ee3p ho\u1eb7c aramid<\/text><circle cx=\"632.0\" cy=\"442.0\" r=\"12\" fill=\"#ff9f5a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"447.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">8<\/text><text x=\"654.0\" y=\"444.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">V\u1ecf trong: PCP (PROTOFIRM), sandwich EPR\/CR \u0111\u1eb7c bi\u1ec7t<\/text><text x=\"654.0\" y=\"462.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0111\u1ec7m gi\u1eefa c\u1ee5m l\u00f5i v\u00e0 b\u1ec7n<\/text><circle cx=\"632.0\" cy=\"489.0\" r=\"12\" fill=\"#9fd3e6\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"494.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">9<\/text><text x=\"654.0\" y=\"491.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">B\u1ec7n polyester ch\u1ed1ng xo\u1eafn<\/text><text x=\"654.0\" y=\"509.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">datasheet: xo\u1eafn cho ph\u00e9p \u00b125 \u00b0\/m<\/text><circle cx=\"632.0\" cy=\"536.0\" r=\"12\" fill=\"#ff777f\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"541.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">10<\/text><text x=\"654.0\" y=\"538.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">V\u1ecf ngo\u00e0i: PCP \u0111\u1eb7c bi\u1ec7t, t\u1ed1i thi\u1ec3u 5GM5<\/text><text x=\"654.0\" y=\"556.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">ch\u1ecbu d\u1ea7u EN 60811-404, ozone, UV, n\u01b0\u1edbc bi\u1ec3n; m\u00e0u v\u1ebd ch\u1ec9 minh h\u1ecda<\/text><text x=\"40.0\" y=\"604.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">Minh h\u1ecda nguy\u00ean l\u00fd theo datasheet [1]; b\u1ec1 d\u00e0y t\u1eebng l\u1edbp, v\u1ecb tr\u00ed khe v\u00e0 m\u00e0u theo b\u1ea3n v\u1ebd c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t; kh\u00f4ng theo t\u1ef7 l\u1ec7<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 1. M\u1eb7t c\u1eaft c\u00e1p 3\u00d795+2\u00d750\/2+1\u00d7(24E9LWL): ba l\u00f5i pha, hai d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 ph\u1ea7n t\u1eed quang trong ba khe, ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, v\u1ecf trong, b\u1ec7n polyester, v\u1ecf ngo\u00e0i; minh h\u1ecda nguy\u00ean l\u00fd, kh\u00f4ng theo t\u1ef7 l\u1ec7 b\u1ec1 d\u00e0y t\u1eebng l\u1edbp.<\/div><\/div>\n<div class=\"svg\"><svg viewBox=\"0 0 1300 560\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Ph\u1ea7n t\u1eed quang c\u1ee7a c\u00e1p: s\u00e1u \u1ed1ng quanh ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, m\u1ed7i \u1ed1ng m\u1ed9t \u0111\u1ebfn b\u1ed1n s\u1ee3i, t\u1ed5ng 6, 12, 18 ho\u1eb7c 24 s\u1ee3i\"><defs>\n<pattern id=\"cuO\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#7a5418\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"2.1\" fill=\"#e9c46a\"><\/circle><\/pattern>\n<pattern id=\"tinO\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#6f7b82\"><\/rect><rect width=\"8\" height=\"3.2\" fill=\"#cfd8dc\"><\/rect><\/pattern>\n<pattern id=\"gyO\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#2fa84f\"><\/rect><rect width=\"8\" height=\"4\" fill=\"#f2d13a\"><\/rect><\/pattern>\n<pattern id=\"peO\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(-30)\"><rect width=\"6\" height=\"6\" fill=\"#d9d2c0\"><\/rect><rect width=\"6\" height=\"2.4\" fill=\"#8f8a7c\"><\/rect><\/pattern>\n<pattern id=\"arO\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\"><rect width=\"6\" height=\"6\" fill=\"#d4a017\"><\/rect><circle cx=\"3\" cy=\"3\" r=\"2\" fill=\"#f6dc6b\"><\/circle><\/pattern>\n<pattern id=\"wbO\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#2a3b44\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"1.6\" fill=\"#7fd0e0\"><\/circle><\/pattern>\n<pattern id=\"brO\" width=\"7\" height=\"7\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(35)\"><rect width=\"7\" height=\"7\" fill=\"#b9b19c\"><\/rect><rect width=\"7\" height=\"2.6\" fill=\"#6f6a5c\"><\/rect><\/pattern>\n<\/defs><rect width=\"1300\" height=\"560\" fill=\"#0e1a1e\"><\/rect><text x=\"40.0\" y=\"34.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed quang ph\u00f3ng to: 6 \u1ed1ng \u00d7 1 – 4 s\u1ee3i = 6, 12, 18 ho\u1eb7c 24 s\u1ee3i<\/text><circle cx=\"300.0\" cy=\"290.0\" r=\"215.0\" fill=\"#1f2a30\" stroke=\"#0a1014\" stroke-width=\"1.2\"><\/circle><circle cx=\"300.0\" cy=\"290.0\" r=\"64.5\" fill=\"url(#arO)\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"300.0\" cy=\"161.0\" r=\"58.1\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"318.5\" cy=\"142.5\" r=\"15.1\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"281.5\" cy=\"142.5\" r=\"15.1\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"281.5\" cy=\"179.5\" r=\"15.1\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"318.5\" cy=\"179.5\" r=\"15.1\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"188.3\" cy=\"225.5\" r=\"58.1\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"206.8\" cy=\"207.0\" r=\"15.1\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"169.8\" cy=\"207.0\" r=\"15.1\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"169.8\" cy=\"244.0\" r=\"15.1\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"206.8\" cy=\"244.0\" r=\"15.1\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"188.3\" cy=\"354.5\" r=\"58.1\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"206.8\" cy=\"336.0\" r=\"15.1\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"169.8\" cy=\"336.0\" r=\"15.1\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"169.8\" cy=\"373.0\" r=\"15.1\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"206.8\" cy=\"373.0\" r=\"15.1\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"300.0\" cy=\"419.0\" r=\"58.1\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"318.5\" cy=\"400.5\" r=\"15.1\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"281.5\" cy=\"400.5\" r=\"15.1\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"281.5\" cy=\"437.5\" r=\"15.1\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"318.5\" cy=\"437.5\" r=\"15.1\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"411.7\" cy=\"354.5\" r=\"58.1\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"430.2\" cy=\"336.0\" r=\"15.1\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"393.2\" cy=\"336.0\" r=\"15.1\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"393.2\" cy=\"373.0\" r=\"15.1\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"430.2\" cy=\"373.0\" r=\"15.1\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"411.7\" cy=\"225.5\" r=\"58.1\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"430.2\" cy=\"207.0\" r=\"15.1\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"393.2\" cy=\"207.0\" r=\"15.1\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"393.2\" cy=\"244.0\" r=\"15.1\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"430.2\" cy=\"244.0\" r=\"15.1\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"300.0\" cy=\"290.0\" r=\"12\" fill=\"#f6dc6b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"300.0\" y=\"295.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">A<\/text><circle cx=\"300.0\" cy=\"233.1\" r=\"12\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"300.0\" y=\"238.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">B<\/text><circle cx=\"192.3\" cy=\"350.5\" r=\"12\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"192.3\" y=\"355.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">C<\/text><circle cx=\"508.5\" cy=\"296.0\" r=\"12\" fill=\"#9cc0cc\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"508.5\" y=\"301.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">D<\/text><text x=\"620.0\" y=\"80.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">Th\u00e0nh ph\u1ea7n<\/text><circle cx=\"632.0\" cy=\"119.0\" r=\"12\" fill=\"#f6dc6b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"124.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">A<\/text><text x=\"654.0\" y=\"121.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m<\/text><text x=\"654.0\" y=\"139.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">c\u00e1c \u1ed1ng \u0111\u01b0\u1ee3c b\u1ec7n quanh ph\u1ea7n t\u1eed n\u00e0y; v\u1eadt li\u1ec7u theo b\u1ea3n v\u1ebd<\/text><circle cx=\"632.0\" cy=\"171.0\" r=\"12\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"176.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">B<\/text><text x=\"654.0\" y=\"173.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">S\u00e1u \u1ed1ng ch\u1ee9a s\u1ee3i<\/text><text x=\"654.0\" y=\"191.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">m\u1ed7i \u1ed1ng 1, 2, 3 ho\u1eb7c 4 s\u1ee3i; 12 s\u1ee3i = 6 \u00d7 2, 24 s\u1ee3i = 6 \u00d7 4<\/text><circle cx=\"632.0\" cy=\"223.0\" r=\"12\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"228.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">C<\/text><text x=\"654.0\" y=\"225.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">S\u1ee3i quang: l\u00f5i\/v\u1ecf ph\u1ea3n x\u1ea1 125 \u00b5m, l\u1edbp ph\u1ee7 250 \u00b5m<\/text><text x=\"654.0\" y=\"243.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">G62,5\/125, G50\/125 (\u0111a mode) ho\u1eb7c E9\/125 (\u0111\u01a1n mode); m\u00e0u ch\u1ec9 minh h\u1ecda<\/text><circle cx=\"632.0\" cy=\"275.0\" r=\"12\" fill=\"#9cc0cc\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"632.0\" y=\"280.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">D<\/text><text x=\"654.0\" y=\"277.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed quang n\u1eb1m trong m\u1ed9t khe gi\u1eefa hai l\u00f5i pha<\/text><text x=\"654.0\" y=\"295.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">hai khe c\u00f2n l\u1ea1i ch\u1ee9a hai d\u00e2y \u0111\u1ea5t t\u00e1ch<\/text><text x=\"620.0\" y=\"360.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#e8c37b\" font-weight=\"bold\">Th\u00f4ng s\u1ed1 s\u1ee3i theo datasheet [1]<\/text><text x=\"620.0\" y=\"386.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">G62,5\/125: suy hao < 3,3 dB\/km @ 850 nm \u00b7 < 0,9 dB\/km @ 1 310 nm \u00b7 NA 0,275 \u00b1 0,02<\/text><text x=\"620.0\" y=\"410.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">G50\/125: suy hao < 2,8 dB\/km @ 850 nm \u00b7 < 0,8 dB\/km @ 1 310 nm \u00b7 NA 0,2 \u00b1 0,02<\/text><text x=\"620.0\" y=\"434.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">E9\/125: suy hao < 0,4 dB\/km @ 1 310 nm \u00b7 < 0,3 dB\/km @ 1 550 nm \u00b7 NA 0,14 \u00b1 0,02<\/text><text x=\"620.0\" y=\"458.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">T\u00e1n s\u1eafc m\u00e0u E9: < 3,5 ps\/(nm\u00b7km) @ 1 300 nm \u00b7 < 18 ps\/(nm\u00b7km) @ 1 550 nm<\/text><text x=\"40.0\" y=\"540.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">Minh h\u1ecda nguy\u00ean l\u00fd theo datasheet [1] v\u00e0 m\u00f4 t\u1ea3 c\u1ee7a Faber [4]; s\u1ed1 \u1ed1ng v\u00e0 s\u1ed1 s\u1ee3i theo c\u1ea5u h\u00ecnh \u0111\u1eb7t h\u00e0ng; kh\u00f4ng theo t\u1ef7 l\u1ec7<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 2. Ph\u1ea7n t\u1eed quang ph\u00f3ng to: s\u00e1u \u1ed1ng b\u1ec7n quanh ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, m\u1ed7i \u1ed1ng 1 – 4 s\u1ee3i (6 \u00d7 4 = 24 s\u1ee3i); minh h\u1ecda nguy\u00ean l\u00fd.<\/div><\/div>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1250px\"><caption>T\u1eeb l\u1edbp c\u1ea5u t\u1ea1o \u0111\u1ebfn ch\u1ebf \u0111\u1ed9 h\u1ecfng<\/caption><thead><tr><th>L\u1edbp<\/th><th>Vai tr\u00f2<\/th><th>N\u1ebfu thi\u1ebfu ho\u1eb7c k\u00e9m<\/th><th>C\u1ea7n y\u00eau c\u1ea7u<\/th><\/tr><\/thead><tbody><tr><td>1. Ru\u1ed9t m\u1ea1 thi\u1ebfc, r\u1ea5t m\u1ea3nh<\/td><td>ch\u1ecbu u\u1ed1n l\u1eb7p v\u00e0 qu\u1eadt; m\u1ea1 thi\u1ebfc ch\u1ed1ng oxy h\u00f3a<\/td><td>\u0111\u1ee9t s\u1ee3i do m\u1ecfi u\u1ed1n; \u0111\u1ed3ng tr\u1ea7n oxy h\u00f3a \u1edf \u0111\u1ea7u c\u00e1p trong kh\u00ed h\u1eadu m\u1eb7n \u1ea9m<\/td><td>s\u1ed1 s\u1ee3i, \u0111\u01b0\u1eddng k\u00ednh s\u1ee3i; b\u1ec1 d\u00e0y l\u1edbp thi\u1ebfc; \u0111i\u1ec7n tr\u1edf \u2264 gi\u1edbi h\u1ea1n IEC 60228<\/td><\/tr><tr><td>2. L\u1edbp b\u00e1n d\u1eabn trong<\/td><td>\u0111\u1ed3ng \u0111\u1ec1u \u0111i\u1ec7n tr\u01b0\u1eddng m\u1eb7t ru\u1ed9t<\/td><td>ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9 \u1edf khe h\u1edf gi\u1eefa ru\u1ed9t v\u00e0 c\u00e1ch \u0111i\u1ec7n khi c\u00e1p b\u1ecb u\u1ed1n<\/td><td>k\u1ebft qu\u1ea3 th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9 theo m\u00e3<\/td><\/tr><tr><td>3. C\u00e1ch \u0111i\u1ec7n EPR (\u2265 3GI3)<\/td><td>ch\u1ecbu 8,7 kV pha – \u0111\u1ea5t, 90 \u00b0C<\/td><td>l\u1ed7 r\u1ed7ng ho\u1eb7c t\u1ea1p ch\u1ea5t g\u00e2y c\u00e2y \u0111i\u1ec7n; th\u1ee7y ph\u00e2n khi ng\u00e2m l\u00e2u \u1edf nhi\u1ec7t \u0111\u1ed9 cao<\/td><td>b\u1ec1 d\u00e0y danh \u0111\u1ecbnh v\u00e0 nh\u1ecf nh\u1ea5t; \u00e9p ba l\u1edbp \u0111\u1ed3ng th\u1eddi; th\u1eed gi\u00e0 h\u00f3a trong n\u01b0\u1edbc<\/td><\/tr><tr><td>4. L\u1edbp b\u00e1n d\u1eabn ngo\u00e0i NBR<\/td><td>\u0111\u1ed3ng \u0111\u1ec1u \u0111i\u1ec7n tr\u01b0\u1eddng m\u1eb7t ngo\u00e0i; b\u00f3c d\u1ec5 khi l\u00e0m \u0111\u1ea7u c\u00e1p<\/td><td>b\u00e1m d\u00ednh k\u00e9m: b\u00f3c kh\u00f4ng s\u1ea1ch, ph\u00f3ng \u0111i\u1ec7n \u1edf \u0111\u1ea7u c\u00e1p<\/td><td>\u0111i\u1ec7n tr\u1edf su\u1ea5t; l\u1ef1c b\u00f3c<\/td><\/tr><tr><td>5. Hai d\u00e2y \u0111\u1ea5t t\u00e1ch trong khe<\/td><td>\u0111\u01b0\u1eddng d\u00f2ng s\u1ef1 c\u1ed1 ch\u1ea1m \u0111\u1ea5t<\/td><td>ti\u1ebft di\u1ec7n \u0111\u1ea5t ch\u1ec9 kho\u1ea3ng m\u1ed9t n\u1eeda ti\u1ebft di\u1ec7n pha \u1edf c\u1ee1 l\u1edbn (m\u1ee5c 5.5)<\/td><td>ti\u1ebft di\u1ec7n t\u1eebng d\u00e2y v\u00e0 t\u1ed5ng; c\u00f3 l\u00f5i pilot ki\u1ec3m tra li\u00ean t\u1ee5c \u0111\u1ea5t hay kh\u00f4ng<\/td><\/tr><tr><td>6. Ph\u1ea7n t\u1eed quang 6 \u1ed1ng<\/td><td>b\u1ea3o v\u1ec7 s\u1ee3i kh\u1ecfi l\u1ef1c k\u00e9o v\u00e0 n\u00e9n khi qu\u1ea5n tang<\/td><td>suy hao t\u0103ng d\u1ea7n do u\u1ed1n vi m\u00f4; g\u00e3y s\u1ee3i khi v\u01b0\u1ee3t bi\u1ebfn d\u1ea1ng cho ph\u00e9p<\/td><td>lo\u1ea1i \u1ed1ng v\u00e0 ch\u1ea5t l\u1ea5p; chi\u1ec1u d\u00e0i d\u01b0 s\u1ee3i; th\u1eed IEC 60794-1-21 E1, E3, E6, E7<\/td><\/tr><tr><td>7. Ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m<\/td><td>nh\u1eadn l\u1ef1c k\u00e9o thay cho ru\u1ed9t \u0111\u1ed3ng v\u00e0 s\u1ee3i quang<\/td><td>ru\u1ed9t v\u00e0 s\u1ee3i ch\u1ecbu k\u00e9o tr\u1ef1c ti\u1ebfp; xo\u1eafn \u1ed1c l\u00f5i<\/td><td>v\u1eadt li\u1ec7u (aramid, th\u00e9p, s\u1ee3i t\u1ed5ng h\u1ee3p); m\u00f4-\u0111un v\u00e0 \u0111\u1ed9 gi\u00e3n<\/td><\/tr><tr><td>8. V\u1ecf trong, b\u1ec7n polyester<\/td><td>\u0111\u1ec7m; ch\u1ed1ng xo\u1eafn \u00b125 \u00b0\/m<\/td><td>xo\u1eafn \u1ed1c (corkscrew) khi cu\u1ed1n nhi\u1ec1u l\u1edbp<\/td><td>b\u01b0\u1edbc b\u1ec7n; g\u00f3c b\u1ec7n; th\u1eed xo\u1eafn<\/td><\/tr><tr><td>9. V\u1ecf ngo\u00e0i PCP \u2265 5GM5<\/td><td>ch\u1ecbu m\u00e0i m\u00f2n, d\u1ea7u, ozone, UV, n\u01b0\u1edbc bi\u1ec3n, ch\u00e1y lan<\/td><td>m\u00f2n th\u1ee7ng ho\u1eb7c n\u1ee9t th\u00ec \u1ea9m v\u00e0o l\u00f5i<\/td><td>h\u1ea5p th\u1ee5 \u1ea9m; m\u00e0i m\u00f2n ISO 4649; \u0111\u1ed9 b\u1ec1n x\u00e9; b\u1ec1 d\u00e0y v\u1ecf<\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> V\u1edbi c\u00e1p trung th\u1ebf, l\u1edbp b\u00e1n d\u1eabn trong v\u00e0 ngo\u00e0i l\u00e0 b\u1ed9 ph\u1eadn l\u00e0m vi\u1ec7c ch\u1ee9 kh\u00f4ng ph\u1ea3i ph\u1ee5 ki\u1ec7n: khi c\u00e1p b\u1ecb u\u1ed1n v\u00e0 qu\u1eadt ng\u00e0n l\u1ea7n m\u1ed7i ca, ch\u1ec9 c\u1ea7n m\u1ed9t khe h\u1edf gi\u1eefa l\u1edbp b\u00e1n d\u1eabn v\u00e0 c\u00e1ch \u0111i\u1ec7n l\u00e0 ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9 b\u1eaft \u0111\u1ea7u. V\u00ec v\u1eady FeiChun nh\u1ea5n m\u1ea1nh vi\u1ec7c \u00e9p ba l\u1edbp b\u00e1n d\u1eabn – EPR – b\u00e1n d\u1eabn \u0111\u1ed3ng th\u1eddi \u0111\u1ec3 c\u00e1ch \u0111i\u1ec7n kh\u00f4ng c\u00f3 l\u1ed7 r\u1ed7ng<sup class=\"ref-n\">[11]<\/sup>; datasheet Prysmian ch\u1ec9 n\u00eau v\u1eadt li\u1ec7u t\u1eebng l\u1edbp m\u00e0 kh\u00f4ng n\u00eau ph\u01b0\u01a1ng ph\u00e1p \u00e9p, n\u00ean \u0111\u00e2y l\u00e0 c\u00e2u h\u1ecfi c\u1ea7n \u0111\u1eb7t cho m\u1ecdi nh\u00e0 cung c\u1ea5p. V\u1ec1 ph\u1ea7n quang, ba khe gi\u1eefa ba l\u00f5i l\u00e0 khe duy nh\u1ea5t \u0111\u1ee7 r\u1ed9ng \u0111\u1ec3 ch\u1ee9a d\u00e2y \u0111\u1ea5t v\u00e0 ph\u1ea7n t\u1eed quang m\u00e0 kh\u00f4ng l\u00e0m t\u0103ng \u0111\u01b0\u1eddng k\u00ednh c\u00e1p; \u0111\u1ed5i l\u1ea1i, ph\u1ea7n t\u1eed quang n\u1eb1m g\u1ea7n l\u00f5i pha nh\u1ea5t, n\u00ean l\u1ef1c n\u00e9n ngang khi cu\u1ed1n nhi\u1ec1u l\u1edbp truy\u1ec1n th\u1eb3ng v\u00e0o khe n\u00e0y.<\/p>\n<div class=\"note\"><b>Ghi ch\u00fa v\u1ec1 c\u1ea5u h\u00ecnh.<\/b> Datasheet kh\u00f4ng n\u00eau l\u00f5i \u0111i\u1ec1u khi\u1ec3n hay l\u00f5i pilot (ki\u1ec3m tra li\u00ean t\u1ee5c \u0111\u1ea5t) trong c\u00e1p n\u00e0y. N\u1ebfu h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 c\u1ee7a c\u1ea9u ho\u1eb7c m\u00e1y r\u1ea3i c\u1ea7n gi\u00e1m s\u00e1t li\u00ean t\u1ee5c \u0111\u1ea5t, h\u00e3y h\u1ecfi c\u1ea5u h\u00ecnh c\u00f3 l\u00f5i pilot ho\u1eb7c ph\u01b0\u01a1ng \u00e1n kh\u00e1c; FeiChun m\u00f4 t\u1ea3 c\u1ea5u t\u1ea1o ti\u00eau bi\u1ec3u c\u1ee7a h\u1ecd (N)TSCGEW\u00d6U l\u00e0 ba l\u00f5i l\u1ef1c, hai l\u00f5i \u0111\u1ea5t v\u00e0 m\u1ed9t l\u00f5i pilot, c\u00f3 th\u1ec3 th\u00eam ph\u1ea7n t\u1eed quang theo y\u00eau c\u1ea7u<sup class=\"ref-n\">[11]<\/sup>.<\/div>\n<\/section><section id=\"s3\"><h2>3. Th\u00f4ng s\u1ed1 theo datasheet<\/h2>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>\u0110i\u1ec7n, nhi\u1ec7t v\u00e0 h\u00f3a<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>Ghi ch\u00fa<\/th><\/tr><\/thead><tbody><tr><td>\u0110i\u1ec7n \u00e1p danh \u0111\u1ecbnh U0\/U (Um)<\/td><td>8,7\/15 (17,5) kV<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh U = 15 000 V<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p th\u1eed<\/td><td>24 kV<sup class=\"ref-n\">[1]<\/sup><\/td><td>Faber: th\u1eed 24 kV, \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a 18 kV cho h\u1ecd 8,7\/15 kV<sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup><\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t<\/td><td>90 \u00b0C l\u00e0m vi\u1ec7c; 250 \u00b0C ng\u1eafn m\u1ea1ch<sup class=\"ref-n\">[1]<\/sup><\/td><td>ng\u1eafn m\u1ea1ch t\u00ednh v\u1edbi k = 143 (m\u1ee5c 5.5)<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/td><td>c\u1ed1 \u0111\u1ecbnh \u221250 \u2026 +80 \u00b0C; chuy\u1ec3n \u0111\u1ed9ng \u221235 \u2026 +80 \u00b0C<sup class=\"ref-n\">[1]<\/sup><\/td><td>ngo\u00e0i tr\u1eddi \u0111\u01b0\u1ee3c<\/td><\/tr><tr><td>H\u00f3a v\u00e0 ch\u00e1y<\/td><td>ch\u1eadm ch\u00e1y IEC 60332-1-2; ch\u1ecbu d\u1ea7u, ozone, UV, n\u01b0\u1edbc bi\u1ec3n<sup class=\"ref-n\">[1]<\/sup><\/td><td>v\u1ecf PCP ch\u1ee9a clo; datasheet kh\u00f4ng n\u00eau halogen, kh\u00f3i, IEC 60332-3<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1000px\"><caption>C\u01a1 h\u1ecdc<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>Ghi ch\u00fa<\/th><\/tr><\/thead><tbody><tr><td>L\u1ef1c k\u00e9o l\u00e2u d\u00e0i<\/td><td>t\u0103ng th\u00eam nh\u1edd ph\u1ea7n t\u1eed \u0111\u1ee1; xem b\u1ea3ng: 2 700 N (3\u00d725) \u0111\u1ebfn 19 200 N (3\u00d7300)<sup class=\"ref-n\">[1]<\/sup><\/td><td>kh\u00f4ng b\u1eb1ng 15 N\/mm\u00b2 \u00d7 ti\u1ebft di\u1ec7n (m\u1ee5c 4)<\/td><\/tr><tr><td>L\u1ef1c k\u00e9o khi t\u0103ng t\u1ed1c<\/td><td>3 950 N \u0111\u1ebfn 28 700 N<sup class=\"ref-n\">[1]<\/sup><\/td><td>b\u1eb1ng 1,46 – 1,50 l\u1ea7n l\u1ef1c k\u00e9o l\u00e2u d\u00e0i<\/td><\/tr><tr><td>B\u00e1n k\u00ednh u\u1ed1n<\/td><td>theo VDE 0298-3: 6\u00d7D l\u1eafp c\u1ed1 \u0111\u1ecbnh; 10\u00d7D chuy\u1ec3n \u0111\u1ed9ng; 20\u00d7D kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S<sup class=\"ref-n\">[1]<\/sup><\/td><td>b\u1ea3ng kh\u1edbp 10\u00d7D l\u1edbn nh\u1ea5t \u1edf 9\/10 c\u1ee1<\/td><\/tr><tr><td>T\u1ed1c \u0111\u1ed9 tang cu\u1ed1n (gantry)<\/td><td>kh\u00f4ng h\u1ea1n ch\u1ebf; tr\u00ean 300 m\/ph\u00fat n\u00ean h\u1ecfi nh\u00e0 s\u1ea3n xu\u1ea5t<sup class=\"ref-n\">[1]<\/sup><\/td><td>datasheet kh\u00f4ng n\u00eau festoon hay x\u00edch d\u1eabn c\u00e1p<\/td><\/tr><tr><td>Xo\u1eafn<\/td><td>\u00b125 \u00b0\/m<sup class=\"ref-n\">[1]<\/sup><\/td><td>c\u00e1p d\u1eb9t c\u00f9ng d\u00f2ng kh\u00f4ng cho ph\u00e9p xo\u1eafn<sup class=\"ref-n\">[5]<\/sup><\/td><\/tr><tr><td>Th\u1eed b\u1ed5 sung<\/td><td>u\u1ed1n ng\u01b0\u1ee3c, u\u1ed1n qua con l\u0103n, \u1ee9ng su\u1ea5t xo\u1eafn<sup class=\"ref-n\">[1]<\/sup><\/td><td>datasheet kh\u00f4ng n\u00eau s\u1ed1 chu k\u1ef3 v\u00e0 ti\u00eau ch\u00ed \u0111\u1ea1t<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>Quang<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>G62,5\/125<\/th><th>G50\/125<\/th><th>E9\/125 (\u0111\u01a1n mode)<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u01b0\u1eddng k\u00ednh v\u1ecf ph\u1ea3n x\u1ea1 \/ s\u1ee3i (k\u1ec3 c\u1ea3 l\u1edbp ph\u1ee7)<\/td><td>125 \u00b5m \/ 250 \u00b5m<\/td><td>125 \u00b5m \/ 250 \u00b5m<\/td><td>125 \u00b5m \/ 250 \u00b5m<\/td><\/tr><tr><td>Suy hao \u1edf 850 nm<\/td><td>< 3,3 dB\/km<\/td><td>< 2,8 dB\/km<\/td><td>\u2013<\/td><\/tr><tr><td>Suy hao \u1edf 1 310 nm<\/td><td>< 0,9 dB\/km<\/td><td>< 0,8 dB\/km<\/td><td>< 0,4 dB\/km<\/td><\/tr><tr><td>Suy hao \u1edf 1 550 nm<\/td><td>\u2013<\/td><td>\u2013<\/td><td>< 0,3 dB\/km<\/td><\/tr><tr><td>B\u0103ng th\u00f4ng \u1edf 850 nm<\/td><td>> 400 MHz<\/td><td>> 400 MHz<\/td><td>\u2013<\/td><\/tr><tr><td>B\u0103ng th\u00f4ng \u1edf 1 310 nm<\/td><td>> 600 MHz<\/td><td>> 1 200 MHz<\/td><td>\u2013<\/td><\/tr><tr><td>Kh\u1ea9u \u0111\u1ed9 s\u1ed1<\/td><td>0,275 \u00b1 0,02<\/td><td>0,2 \u00b1 0,02<\/td><td>0,14 \u00b1 0,02<\/td><\/tr><tr><td>T\u00e1n s\u1eafc m\u00e0u<\/td><td>\u2013<\/td><td>\u2013<\/td><td>< 3,5 ps\/(nm\u00b7km) \u1edf 1 300 nm; < 18 ps\/(nm\u00b7km) \u1edf 1 550 nm<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"warn\"><b>\u0110i\u1ec3m l\u1ec7ch v\u00e0 \u0111i\u1ec3m datasheet kh\u00f4ng n\u00f3i.<\/b> (1) Um: datasheet ghi 17,5 kV, c\u00f2n Faber ghi \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a 18 kV cho h\u1ecd 8,7\/15 kV<sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup>; hai s\u1ed1 c\u00f3 \u0111\u1ecbnh ngh\u0129a kh\u00e1c nhau (\u0111i\u1ec7n \u00e1p cao nh\u1ea5t c\u1ee7a thi\u1ebft b\u1ecb so v\u1edbi \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a theo VDE), kh\u00f4ng ph\u1ea3i m\u00e2u thu\u1eabn. (2) R u\u1ed1n c\u1ee1 3\u00d725: datasheet ghi 469 mm, trong khi 10 \u00d7 46,4 = 464 mm; 9 c\u1ee1 c\u00f2n l\u1ea1i kh\u1edbp \u0111\u00fang 10\u00d7D. (3) B\u0103ng th\u00f4ng s\u1ee3i quang \u0111\u01b0\u1ee3c ghi b\u1eb1ng ‘MHz’ kh\u00f4ng k\u00e8m ‘km’; b\u00e0i n\u00e0y hi\u1ec3u l\u00e0 MHz\u00b7km theo th\u00f4ng l\u1ec7, c\u1ea7n h\u00e3ng x\u00e1c nh\u1eadn. (4) B\u1ea3ng s\u1ee3i ghi ‘graded index’ cho c\u1ea3 ba lo\u1ea1i k\u1ec3 c\u1ea3 E9\/125; v\u1edbi s\u1ee3i \u0111\u01a1n mode, h\u00e3y h\u1ecfi chu\u1ea9n s\u1ee3i (ITU-T G.652.D hay G.657) trong h\u1ed3 s\u01a1. (5) Datasheet kh\u00f4ng n\u00eau b\u1ec1 d\u00e0y c\u00e1ch \u0111i\u1ec7n v\u00e0 v\u1ecf, \u0111i\u1ec7n dung, \u0111i\u1ec7n kh\u00e1ng, th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9, s\u1ed1 chu k\u1ef3 u\u1ed1n, \u0111\u1ed9 d\u01b0 chi\u1ec1u d\u00e0i s\u1ee3i, v\u1eadt li\u1ec7u \u1ed1ng quang v\u00e0 ph\u1ea7n t\u1eed \u0111\u1ee1; c\u00e1c s\u1ed1 n\u00e0y ph\u1ea3i l\u1ea5y t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e1p.<\/div>\n<\/section><section id=\"s4\"><h2>4. K\u00edch th\u01b0\u1edbc, ki\u1ec3m tra theo b\u1ea3ng v\u00e0 c\u00e1ch \u0111\u1ecdc l\u1ef1c k\u00e9o<\/h2>\n<p>Hai b\u1ea3ng d\u01b0\u1edbi gom \u0111\u1ee7 10 d\u00f2ng c\u1ee7a datasheet<sup class=\"ref-n\">[1]<\/sup>. C\u00e1c c\u1ed9t R \/ D<sub>max<\/sub>, k\u00e9o \/ ti\u1ebft di\u1ec7n pha, Cu \/ kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 c\u00f4ng su\u1ea5t bi\u1ec3u ki\u1ebfn do t\u00e1c gi\u1ea3 th\u00eam \u0111\u1ec3 ki\u1ec3m tra; s\u1ed1 li\u1ec7u c\u00f2n l\u1ea1i l\u00e0 s\u1ed1 c\u1ee7a datasheet. M\u00e3 SAP ch\u1ec9 c\u00f3 \u1edf b\u1ed1n c\u1ee1 \u0111\u1ea7u.<\/p>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1150px\"><caption>K\u00edch th\u01b0\u1edbc, kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 ti\u1ebft di\u1ec7n d\u00e2y \u0111\u1ea5t (datasheet [1])<\/caption><thead><tr><th>C\u1ea5u t\u1ea1o<\/th><th>M\u00e3 (SAP)<\/th><th>\u00d8 ru\u1ed9t, mm<\/th><th>\u00d8 c\u00e1p, mm<\/th><th>Kh\u1ed1i l\u01b0\u1ee3ng, kg\/km<\/th><th>D\u00e2y \u0111\u1ea5t, mm\u00b2 (m\u1ed7i d\u00e2y)<\/th><th>Cu \/ kh\u1ed1i l\u01b0\u1ee3ng, % (t\u00e1c gi\u1ea3)<\/th><\/tr><\/thead><tbody><tr><td>3\u00d725+2\u00d725\/2+1\u00d7(24E9LWL)<\/td><td>20470344<\/td><td>7,1<\/td><td>43,4 – 46,4<\/td><td>3 000<\/td><td>12,5 \u00d7 2<\/td><td>30<\/td><\/tr><tr><td>3\u00d735+2\u00d725\/2+1\u00d7(24E9LWL)<\/td><td>20470345<\/td><td>8,3<\/td><td>46,0 – 49,0<\/td><td>3 450<\/td><td>12,5 \u00d7 2<\/td><td>33<\/td><\/tr><tr><td>3\u00d750+2\u00d725\/2+1\u00d7(24E9LWL)<\/td><td>20470346<\/td><td>9,9<\/td><td>50,8 – 53,8<\/td><td>4 350<\/td><td>12,5 \u00d7 2<\/td><td>36<\/td><\/tr><tr><td>3\u00d770+2\u00d735\/2+1\u00d7(24E9LWL)<\/td><td>20470347<\/td><td>11,8<\/td><td>54,9 – 57,9<\/td><td>5 350<\/td><td>17,5 \u00d7 2<\/td><td>41<\/td><\/tr><tr><td>3\u00d795+2\u00d750\/2+1\u00d7(24E9LWL)<\/td><td>\u2013<\/td><td>13,8<\/td><td>60,9 – 64,9<\/td><td>6 950<\/td><td>25,0 \u00d7 2<\/td><td>43<\/td><\/tr><tr><td>3\u00d7120+2\u00d770\/2+1\u00d7(24E9LWL)<\/td><td>\u2013<\/td><td>15,4<\/td><td>64,4 – 68,4<\/td><td>8 100<\/td><td>35,0 \u00d7 2<\/td><td>47<\/td><\/tr><tr><td>3\u00d7150+2\u00d770\/2+1\u00d7(24E9LWL)<\/td><td>\u2013<\/td><td>17,2<\/td><td>68,8 – 72,8<\/td><td>9 450<\/td><td>35,0 \u00d7 2<\/td><td>49<\/td><\/tr><tr><td>3\u00d7185+2\u00d795\/2+1\u00d7(24E9LWL)<\/td><td>\u2013<\/td><td>19,0<\/td><td>74,1 – 78,1<\/td><td>11 300<\/td><td>47,5 \u00d7 2<\/td><td>51<\/td><\/tr><tr><td>3\u00d7240+2\u00d7120\/2+1\u00d7(24E9LWL)<\/td><td>\u2013<\/td><td>21,8<\/td><td>80,8 – 84,8<\/td><td>14 050<\/td><td>60,0 \u00d7 2<\/td><td>53<\/td><\/tr><tr><td>3\u00d7300+2\u00d7150\/2+1\u00d7(24E9LWL)<\/td><td>\u2013<\/td><td>24,4<\/td><td>87,7 – 92,7<\/td><td>17 100<\/td><td>75,0 \u00d7 2<\/td><td>55<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1300px\"><caption>C\u01a1 h\u1ecdc, \u0111i\u1ec7n v\u00e0 c\u00f4ng su\u1ea5t (datasheet [1])<\/caption><thead><tr><th>C\u1ea5u t\u1ea1o<\/th><th>K\u00e9o l\u00e2u d\u00e0i, N<\/th><th>K\u00e9o khi t\u0103ng t\u1ed1c, N<\/th><th>T\u0103ng t\u1ed1c \/ l\u00e2u d\u00e0i (t\u00e1c gi\u1ea3)<\/th><th>K\u00e9o \/ ti\u1ebft di\u1ec7n pha, N\/mm\u00b2 (t\u00e1c gi\u1ea3)<\/th><th>R u\u1ed1n chuy\u1ec3n \u0111\u1ed9ng, mm<\/th><th>R \/ D<sub>max<\/sub> (t\u00e1c gi\u1ea3)<\/th><th>R ru\u1ed9t 20 \u00b0C, \u03a9\/km<\/th><th>D\u00f2ng, A (30 \u00b0C)<\/th><th>S \u1edf 15 kV, MVA (t\u00e1c gi\u1ea3)<\/th><\/tr><\/thead><tbody><tr><td>3\u00d725+2\u00d725\/2<\/td><td>2 700<\/td><td>3 950<\/td><td>1,46<\/td><td>36,0<\/td><td>469<\/td><td>10,11<\/td><td>0,795<\/td><td>139<\/td><td>3,61<\/td><\/tr><tr><td>3\u00d735+2\u00d725\/2<\/td><td>3 300<\/td><td>4 850<\/td><td>1,47<\/td><td>31,4<\/td><td>490<\/td><td>10,00<\/td><td>0,565<\/td><td>172<\/td><td>4,47<\/td><\/tr><tr><td>3\u00d750+2\u00d725\/2<\/td><td>4 200<\/td><td>6 200<\/td><td>1,48<\/td><td>28,0<\/td><td>538<\/td><td>10,00<\/td><td>0,393<\/td><td>215<\/td><td>5,59<\/td><\/tr><tr><td>3\u00d770+2\u00d735\/2<\/td><td>5 400<\/td><td>8 000<\/td><td>1,48<\/td><td>25,7<\/td><td>579<\/td><td>10,00<\/td><td>0,277<\/td><td>265<\/td><td>6,88<\/td><\/tr><tr><td>3\u00d795+2\u00d750\/2<\/td><td>6 900<\/td><td>10 250<\/td><td>1,49<\/td><td>24,2<\/td><td>649<\/td><td>10,00<\/td><td>0,210<\/td><td>319<\/td><td>8,29<\/td><\/tr><tr><td>3\u00d7120+2\u00d770\/2<\/td><td>8 400<\/td><td>12 500<\/td><td>1,49<\/td><td>23,3<\/td><td>684<\/td><td>10,00<\/td><td>0,164<\/td><td>371<\/td><td>9,64<\/td><\/tr><tr><td>3\u00d7150+2\u00d770\/2<\/td><td>10 200<\/td><td>15 200<\/td><td>1,49<\/td><td>22,7<\/td><td>728<\/td><td>10,00<\/td><td>0,132<\/td><td>428<\/td><td>11,12<\/td><\/tr><tr><td>3\u00d7185+2\u00d795\/2<\/td><td>12 300<\/td><td>18 350<\/td><td>1,49<\/td><td>22,2<\/td><td>781<\/td><td>10,00<\/td><td>0,108<\/td><td>488<\/td><td>12,68<\/td><\/tr><tr><td>3\u00d7240+2\u00d7120\/2<\/td><td>15 600<\/td><td>23 300<\/td><td>1,49<\/td><td>21,7<\/td><td>848<\/td><td>10,00<\/td><td>0,0817<\/td><td>574<\/td><td>14,91<\/td><\/tr><tr><td>3\u00d7300+2\u00d7150\/2<\/td><td>19 200<\/td><td>28 700<\/td><td>1,49<\/td><td>21,3<\/td><td>927<\/td><td>10,00<\/td><td>0,0654<\/td><td>660<\/td><td>17,15<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"formula\"><b>R = 10 \u00b7 D<sub>max<\/sub>; T<sub>15<\/sub> = 15 \u00b7 \u03a3S<sub>pha<\/sub>; v\u00ed d\u1ee5 3\u00d795: R = 10 \u00b7 64,9 = 649 mm; 15 \u00b7 285 = 4 275 N so v\u1edbi 6 900 N c\u1ee7a datasheet<\/b><\/div>\n<p><b>Ki\u1ec3m tra:<\/b> (1) R u\u1ed1n b\u1eb1ng 10 \u00d7 D l\u1edbn nh\u1ea5t \u1edf 9 tr\u00ean 10 c\u1ee1; ri\u00eang 3\u00d725 l\u00e0 469 mm so v\u1edbi 464 mm t\u00ednh \u0111\u01b0\u1ee3c (sai l\u1ec7ch +5 mm, 1,1 %). (2) R ru\u1ed9t 20 \u00b0C kh\u1edbp gi\u1edbi h\u1ea1n IEC 60228 cho ru\u1ed9t m\u1ec1m m\u1ea1 thi\u1ebfc \u1edf c\u1ea3 10 c\u1ee1 (0,795; 0,565; 0,393; 0,277; 0,210; 0,164; 0,132; 0,108; 0,0817; 0,0654 \u03a9\/km, t\u00e1c gi\u1ea3 \u0111\u1ed1i chi\u1ebfu). (3) L\u1ef1c k\u00e9o l\u00e2u d\u00e0i <b>kh\u00f4ng<\/b> b\u1eb1ng 15 N\/mm\u00b2 \u00d7 ti\u1ebft di\u1ec7n pha: n\u00f3 cao g\u1ea5p 1,4 – 2,4 l\u1ea7n (36,0 N\/mm\u00b2 \u1edf 3\u00d725 gi\u1ea3m d\u1ea7n c\u00f2n 21,3 N\/mm\u00b2 \u1edf 3\u00d7300), v\u00ec ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m nh\u1eadn ph\u1ea7n l\u1edbn l\u1ef1c; \u0111\u00e2y l\u00e0 \u0111i\u1ec3m kh\u00e1c c\u00e1p tang cu\u1ed1n kh\u00f4ng c\u00f3 ph\u1ea7n t\u1eed \u0111\u1ee1. (4) L\u1ef1c k\u00e9o t\u0103ng t\u1ed1c b\u1eb1ng 1,46 – 1,50 l\u1ea7n l\u1ef1c k\u00e9o l\u00e2u d\u00e0i \u1edf m\u1ecdi c\u1ee1, n\u00ean c\u00f3 th\u1ec3 d\u00f9ng 1,5 l\u00e0m h\u1ec7 s\u1ed1 n\u1ed9i suy cho c\u1ee1 ngo\u00e0i b\u1ea3ng khi h\u00e3ng x\u00e1c nh\u1eadn. (5) T\u1ef7 l\u1ec7 \u0111\u1ed3ng tr\u00ean kh\u1ed1i l\u01b0\u1ee3ng t\u1eeb 30 % \u0111\u1ebfn 55 % (\u0111\u1ed3ng 8,89 kg\/km m\u1ed7i mm\u00b2, t\u00ednh c\u1ea3 d\u00e2y \u0111\u1ea5t); ph\u1ea7n c\u00f2n l\u1ea1i l\u00e0 c\u00e1ch \u0111i\u1ec7n, b\u00e1n d\u1eabn, v\u1ecf, b\u1ec7n v\u00e0 ph\u1ea7n t\u1eed \u0111\u1ee1.<\/p>\n<div class=\"svg\"><svg viewBox=\"0 0 1260 470\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"B\u1ed1n c\u1ee1 c\u00e1p 3\u00d750, 3\u00d795, 3\u00d7185, 3\u00d7300 v\u1ebd c\u00f9ng t\u1ef7 l\u1ec7\"><defs>\n<pattern id=\"cuS\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#7a5418\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"2.1\" fill=\"#e9c46a\"><\/circle><\/pattern>\n<pattern id=\"tinS\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#6f7b82\"><\/rect><rect width=\"8\" height=\"3.2\" fill=\"#cfd8dc\"><\/rect><\/pattern>\n<pattern id=\"gyS\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#2fa84f\"><\/rect><rect width=\"8\" height=\"4\" fill=\"#f2d13a\"><\/rect><\/pattern>\n<pattern id=\"peS\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(-30)\"><rect width=\"6\" height=\"6\" fill=\"#d9d2c0\"><\/rect><rect width=\"6\" height=\"2.4\" fill=\"#8f8a7c\"><\/rect><\/pattern>\n<pattern id=\"arS\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\"><rect width=\"6\" height=\"6\" fill=\"#d4a017\"><\/rect><circle cx=\"3\" cy=\"3\" r=\"2\" fill=\"#f6dc6b\"><\/circle><\/pattern>\n<pattern id=\"wbS\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#2a3b44\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"1.6\" fill=\"#7fd0e0\"><\/circle><\/pattern>\n<pattern id=\"brS\" width=\"7\" height=\"7\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(35)\"><rect width=\"7\" height=\"7\" fill=\"#b9b19c\"><\/rect><rect width=\"7\" height=\"2.6\" fill=\"#6f6a5c\"><\/rect><\/pattern>\n<\/defs><rect width=\"1260\" height=\"470\" fill=\"#0e1a1e\"><\/rect><text x=\"40.0\" y=\"34.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">B\u1ed1n c\u1ee1 c\u00e1p v\u1ebd c\u00f9ng t\u1ef7 l\u1ec7 (3 px cho 1 mm)<\/text><circle cx=\"120.69999999999999\" cy=\"250\" r=\"80.7\" fill=\"#7a1f1f\" stroke=\"#0a1014\" stroke-width=\"3\"><\/circle><circle cx=\"120.69999999999999\" cy=\"250\" r=\"73.0\" fill=\"url(#brS)\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"120.69999999999999\" cy=\"250\" r=\"70.2\" fill=\"#3a3f45\" stroke=\"#0a1014\" stroke-width=\"1.2\"><\/circle><circle cx=\"120.7\" cy=\"215.8\" r=\"29.6\" fill=\"#23272b\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"120.7\" 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r=\"19.9\" fill=\"#1f2a30\" stroke=\"#0a1014\" stroke-width=\"1.2\"><\/circle><circle cx=\"617.2\" cy=\"321.8\" r=\"6.0\" fill=\"url(#arS)\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"617.2\" cy=\"309.9\" r=\"5.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"619.0\" cy=\"308.2\" r=\"1.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"615.5\" cy=\"308.2\" r=\"1.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"615.5\" cy=\"311.6\" r=\"1.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"619.0\" cy=\"311.6\" r=\"1.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"606.9\" cy=\"315.8\" r=\"5.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"608.6\" cy=\"314.1\" r=\"1.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"605.2\" cy=\"314.1\" r=\"1.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"605.2\" cy=\"317.6\" r=\"1.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"608.6\" cy=\"317.6\" r=\"1.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"606.9\" cy=\"327.8\" r=\"5.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"608.6\" cy=\"326.1\" r=\"1.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"605.2\" cy=\"326.1\" r=\"1.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"605.2\" cy=\"329.5\" r=\"1.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"608.6\" cy=\"329.5\" r=\"1.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"617.2\" cy=\"333.8\" r=\"5.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"619.0\" cy=\"332.0\" r=\"1.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"615.5\" cy=\"332.0\" r=\"1.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"615.5\" cy=\"335.5\" r=\"1.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"619.0\" cy=\"335.5\" r=\"1.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"627.6\" cy=\"327.8\" r=\"5.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"629.3\" cy=\"326.1\" r=\"1.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"625.9\" cy=\"326.1\" r=\"1.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"625.9\" cy=\"329.5\" r=\"1.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"629.3\" cy=\"329.5\" r=\"1.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"627.6\" cy=\"315.8\" r=\"5.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"629.3\" cy=\"314.1\" r=\"1.4\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"625.9\" cy=\"314.1\" r=\"1.4\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"625.9\" cy=\"317.6\" r=\"1.4\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"629.3\" cy=\"317.6\" r=\"1.4\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><text x=\"617.2\" y=\"410.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13.5\" fill=\"#38c8e8\" font-weight=\"bold\">3\u00d7185 (PE 95 mm\u00b2)<\/text><text x=\"617.2\" y=\"430.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#eef6f8\" font-weight=\"normal\">\u00d8 74,1 – 78,1 mm<\/text><text x=\"617.2\" y=\"448.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">11 300 kg\/km \u00b7 R u\u1ed1n 781 mm<\/text><circle cx=\"925.45\" cy=\"250\" r=\"139.1\" fill=\"#7a1f1f\" stroke=\"#0a1014\" stroke-width=\"3\"><\/circle><circle cx=\"925.45\" cy=\"250\" r=\"125.8\" fill=\"url(#brS)\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"925.45\" cy=\"250\" r=\"121.0\" fill=\"#3a3f45\" stroke=\"#0a1014\" stroke-width=\"1.2\"><\/circle><circle cx=\"925.5\" cy=\"191.1\" r=\"51.0\" fill=\"#23272b\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"925.5\" cy=\"191.1\" r=\"47.4\" fill=\"#a79f8a\" stroke=\"#0a1014\" stroke-width=\"0.8\"><\/circle><circle cx=\"925.5\" cy=\"191.1\" r=\"31.6\" fill=\"#23272b\" stroke=\"#0a1014\" stroke-width=\"0.8\"><\/circle><circle cx=\"925.5\" cy=\"191.1\" r=\"29.1\" fill=\"url(#cuS)\" stroke=\"#c47a3a\" stroke-width=\"1.2\"><\/circle><circle cx=\"925.5\" cy=\"191.1\" r=\"29.1\" fill=\"none\" stroke=\"url(#tinS)\" 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fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"911.1\" cy=\"340.3\" r=\"1.7\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"911.1\" cy=\"344.4\" r=\"1.7\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"915.2\" cy=\"344.4\" r=\"1.7\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"925.5\" cy=\"349.4\" r=\"6.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"927.5\" cy=\"347.4\" r=\"1.7\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"923.4\" cy=\"347.4\" r=\"1.7\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"923.4\" cy=\"351.4\" r=\"1.7\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"927.5\" cy=\"351.4\" r=\"1.7\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"937.7\" cy=\"342.3\" r=\"6.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"939.8\" cy=\"340.3\" r=\"1.7\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"935.7\" cy=\"340.3\" r=\"1.7\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"935.7\" cy=\"344.4\" r=\"1.7\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"939.8\" cy=\"344.4\" r=\"1.7\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"937.7\" cy=\"328.2\" r=\"6.4\" fill=\"#e8e3d3\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"939.8\" cy=\"326.1\" r=\"1.7\" fill=\"#3b8bff\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"935.7\" cy=\"326.1\" r=\"1.7\" fill=\"#ff9f1c\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"935.7\" cy=\"330.2\" r=\"1.7\" fill=\"#2ec27e\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><circle cx=\"939.8\" cy=\"330.2\" r=\"1.7\" fill=\"#a0522d\" stroke=\"#0a1014\" stroke-width=\"0.6\"><\/circle><text x=\"925.5\" y=\"410.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13.5\" fill=\"#38c8e8\" font-weight=\"bold\">3\u00d7300 (PE 150 mm\u00b2)<\/text><text x=\"925.5\" y=\"430.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#eef6f8\" font-weight=\"normal\">\u00d8 87,7 – 92,7 mm<\/text><text x=\"925.5\" y=\"448.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">17 100 kg\/km \u00b7 R u\u1ed1n 927 mm<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 3. B\u1ed1n c\u1ee1 3\u00d750, 3\u00d795, 3\u00d7185, 3\u00d7300 v\u1ebd c\u00f9ng t\u1ef7 l\u1ec7: \u0111\u01b0\u1eddng k\u00ednh t\u0103ng t\u1eeb 53,8 mm l\u00ean 92,7 mm (+72 %), kh\u1ed1i l\u01b0\u1ee3ng t\u0103ng 3,9 l\u1ea7n.<\/div><\/div>\n<div class=\"svg\"><svg viewBox=\"0 0 900 448\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"L\u1ef1c k\u00e9o cho ph\u00e9p c\u1ee7a datasheet theo c\u1ee1 (N)\"><rect width=\"900\" height=\"448\" fill=\"#0e1a1e\"><\/rect><text x=\"20.0\" y=\"30.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">L\u1ef1c k\u00e9o cho ph\u00e9p c\u1ee7a datasheet theo c\u1ee1 (N)<\/text><line x1=\"90\" y1=\"340.0\" x2=\"860\" y2=\"340.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"344.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">0<\/text><line x1=\"90\" y1=\"295.0\" x2=\"860\" y2=\"295.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"299.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">5 000<\/text><line x1=\"90\" y1=\"250.0\" x2=\"860\" y2=\"250.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"254.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">10 000<\/text><line x1=\"90\" y1=\"205.0\" x2=\"860\" y2=\"205.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"209.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">15 000<\/text><line x1=\"90\" y1=\"160.0\" x2=\"860\" y2=\"160.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"164.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">20 000<\/text><line x1=\"90\" y1=\"115.0\" x2=\"860\" y2=\"115.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"119.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">25 000<\/text><line x1=\"90\" y1=\"70.0\" x2=\"860\" y2=\"70.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"74.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">30 000<\/text><text x=\"20.0\" y=\"56.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">N<\/text><rect x=\"97.0\" y=\"315.7\" width=\"30.5\" height=\"24.3\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"112.2\" y=\"310.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">2 700<\/text><rect x=\"129.5\" y=\"304.4\" width=\"30.5\" height=\"35.5\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"144.8\" y=\"299.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">3 950<\/text><text x=\"128.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d725<\/text><rect x=\"174.0\" y=\"310.3\" width=\"30.5\" height=\"29.7\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"189.2\" y=\"305.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">3 300<\/text><rect x=\"206.5\" y=\"296.4\" width=\"30.5\" height=\"43.6\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"221.8\" y=\"291.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">4 850<\/text><text x=\"205.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d735<\/text><rect x=\"251.0\" y=\"302.2\" width=\"30.5\" height=\"37.8\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"266.2\" y=\"297.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">4 200<\/text><rect x=\"283.5\" y=\"284.2\" width=\"30.5\" height=\"55.8\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"298.8\" y=\"279.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">6 200<\/text><text x=\"282.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d750<\/text><rect x=\"328.0\" y=\"291.4\" width=\"30.5\" height=\"48.6\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"343.2\" y=\"286.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">5 400<\/text><rect x=\"360.5\" y=\"268.0\" width=\"30.5\" height=\"72.0\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"375.8\" y=\"263.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">8 000<\/text><text x=\"359.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d770<\/text><rect x=\"405.0\" y=\"277.9\" width=\"30.5\" height=\"62.1\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"420.2\" y=\"272.9\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">6 900<\/text><rect x=\"437.5\" y=\"247.8\" width=\"30.5\" height=\"92.2\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"452.8\" y=\"242.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">10 250<\/text><text x=\"436.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d795<\/text><rect x=\"482.0\" y=\"264.4\" width=\"30.5\" height=\"75.6\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"497.2\" y=\"259.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">8 400<\/text><rect x=\"514.5\" y=\"227.5\" width=\"30.5\" height=\"112.5\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"529.8\" y=\"222.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">12 500<\/text><text x=\"513.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7120<\/text><rect x=\"559.0\" y=\"248.2\" width=\"30.5\" height=\"91.8\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"574.2\" y=\"243.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">10 200<\/text><rect x=\"591.5\" y=\"203.2\" width=\"30.5\" height=\"136.8\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"606.8\" y=\"198.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">15 200<\/text><text x=\"590.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7150<\/text><rect x=\"636.0\" y=\"229.3\" width=\"30.5\" height=\"110.7\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"651.2\" y=\"224.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">12 300<\/text><rect x=\"668.5\" y=\"174.8\" width=\"30.5\" height=\"165.2\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"683.8\" y=\"169.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">18 350<\/text><text x=\"667.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7185<\/text><rect x=\"713.0\" y=\"199.6\" width=\"30.5\" height=\"140.4\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"728.2\" y=\"194.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">15 600<\/text><rect x=\"745.5\" y=\"130.3\" width=\"30.5\" height=\"209.7\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"760.8\" y=\"125.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">23 300<\/text><text x=\"744.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7240<\/text><rect x=\"790.0\" y=\"167.2\" width=\"30.5\" height=\"172.8\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"805.2\" y=\"162.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">19 200<\/text><rect x=\"822.5\" y=\"81.7\" width=\"30.5\" height=\"258.3\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"837.8\" y=\"76.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">28 700<\/text><text x=\"821.5\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7300<\/text><rect x=\"90\" y=\"388\" width=\"14\" height=\"14\" fill=\"#38c8e8\"><\/rect><text x=\"110.0\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">k\u00e9o l\u00e2u d\u00e0i (N)<\/text><rect x=\"259.0\" y=\"388\" width=\"14\" height=\"14\" fill=\"#ffb454\"><\/rect><text x=\"279.0\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">k\u00e9o khi t\u0103ng t\u1ed1c (N)<\/text><text x=\"90.0\" y=\"422.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">L\u1ef1c k\u00e9o t\u0103ng t\u1ed1c b\u1eb1ng 1,46 – 1,50 l\u1ea7n l\u1ef1c k\u00e9o l\u00e2u d\u00e0i \u1edf c\u1ea3 10 c\u1ee1 (t\u00e1c gi\u1ea3 t\u00ednh t\u1eeb datasheet [1]).<\/text><text x=\"90.0\" y=\"440.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">Gi\u00e1 tr\u1ecb l\u1edbn h\u01a1n 15 N\/mm\u00b2 \u00d7 ti\u1ebft di\u1ec7n ru\u1ed9t pha v\u00ec c\u00f3 ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m (datasheet: ‘increased tensile load through additional support element’).<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 4. L\u1ef1c k\u00e9o cho ph\u00e9p l\u00e2u d\u00e0i v\u00e0 khi t\u0103ng t\u1ed1c theo c\u1ee1; s\u1ed1 li\u1ec7u datasheet [1].<\/div><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> Hai \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd v\u1edbi ng\u01b0\u1eddi thi\u1ebft k\u1ebf tang. Th\u1ee9 nh\u1ea5t, \u0111\u01b0\u1eddng k\u00ednh l\u1edbn: 3\u00d7185 c\u00f3 \u0111\u01b0\u1eddng k\u00ednh t\u1ed1i \u0111a 78,1 mm v\u00e0 b\u00e1n k\u00ednh 781 mm, n\u00ean \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang t\u1ed1i thi\u1ec3u \u0111\u00e3 kho\u1ea3ng 1,56 m. Th\u1ee9 hai, ti\u1ebft di\u1ec7n d\u00e2y \u0111\u1ea5t ch\u1ec9 b\u1eb1ng kho\u1ea3ng m\u1ed9t n\u1eeda ti\u1ebft di\u1ec7n pha \u1edf c\u1ee1 l\u1edbn (3\u00d7300 c\u00f3 t\u1ed5ng 150 mm\u00b2 \u0111\u1ea5t): kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng nh\u01b0ng quy\u1ebft \u0111\u1ecbnh th\u1eddi gian c\u1eaft s\u1ef1 c\u1ed1 cho ph\u00e9p (m\u1ee5c 5.5).<\/p>\n<\/section><section id=\"s5\"><h2>5. T\u00ednh to\u00e1n cho tang cu\u1ed1n, ngu\u1ed3n \u0111i\u1ec7n v\u00e0 s\u1ee3i quang<\/h2>\n<h3>5.1 B\u00e1n k\u00ednh u\u1ed1n, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang v\u00e0 kho\u1ea3ng c\u00e1ch ch\u1eef S<\/h3>\n<div class=\"formula\"><b>R<sub>chuy\u1ec3n \u0111\u1ed9ng<\/sub> = 10 \u00b7 D<sub>max<\/sub>; D<sub>c<\/sub> \u2265 2R; L<sub>S<\/sub> \u2265 20 \u00b7 D<sub>max<\/sub>; R<sub>c\u1ed1 \u0111\u1ecbnh<\/sub> = 6 \u00b7 D<sub>max<\/sub>; v\u00ed d\u1ee5 3\u00d795: R = 649 mm; D<sub>c<\/sub> \u2265 1 298 mm; L<sub>S<\/sub> \u2265 1 298 mm<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1100px\"><caption>H\u00ecnh h\u1ecdc tang v\u00e0 con l\u0103n (D l\u1ea5y theo gi\u00e1 tr\u1ecb l\u1edbn nh\u1ea5t c\u1ee7a b\u1ea3ng)<\/caption><thead><tr><th>C\u1ea5u t\u1ea1o<\/th><th>D<sub>max<\/sub>, mm<\/th><th>R chuy\u1ec3n \u0111\u1ed9ng (datasheet), mm<\/th><th>D<sub>c<\/sub> l\u00f5i tang \u2265 2R, mm<\/th><th>L<sub>S<\/sub> ch\u1eef S \u2265 20\u00d7D, mm<\/th><th>R l\u1eafp c\u1ed1 \u0111\u1ecbnh 6\u00d7D, mm<\/th><th>m\u2032, kg\/m<\/th><th>m\u2032\u00b7g, N\/m<\/th><\/tr><\/thead><tbody><tr><td>3\u00d750<\/td><td>53,8<\/td><td>538<\/td><td>1 076<\/td><td>1 076<\/td><td>323<\/td><td>4,35<\/td><td>42,7<\/td><\/tr><tr><td>3\u00d770<\/td><td>57,9<\/td><td>579<\/td><td>1 158<\/td><td>1 158<\/td><td>347<\/td><td>5,35<\/td><td>52,5<\/td><\/tr><tr><td>3\u00d795<\/td><td>64,9<\/td><td>649<\/td><td>1 298<\/td><td>1 298<\/td><td>389<\/td><td>6,95<\/td><td>68,2<\/td><\/tr><tr><td>3\u00d7120<\/td><td>68,4<\/td><td>684<\/td><td>1 368<\/td><td>1 368<\/td><td>410<\/td><td>8,10<\/td><td>79,5<\/td><\/tr><tr><td>3\u00d7185<\/td><td>78,1<\/td><td>781<\/td><td>1 562<\/td><td>1 562<\/td><td>469<\/td><td>11,30<\/td><td>110,9<\/td><\/tr><tr><td>3\u00d7300<\/td><td>92,7<\/td><td>927<\/td><td>1 854<\/td><td>1 854<\/td><td>556<\/td><td>17,10<\/td><td>167,8<\/td><\/tr><\/tbody><\/table><\/div>\n<p>B\u00e1n k\u00ednh 10\u00d7D, kho\u1ea3ng c\u00e1ch ch\u1eef S 20\u00d7D v\u00e0 6\u00d7D l\u1eafp c\u1ed1 \u0111\u1ecbnh l\u00e0 quy t\u1eafc theo VDE 0298-3 \u0111\u01b0\u1ee3c datasheet d\u1eabn<sup class=\"ref-n\">[1]<\/sup>. B\u00e1n k\u00ednh t\u00ednh \u0111\u1ebfn m\u1eb7t trong c\u1ee7a c\u00e1p \u1edf ch\u1ed7 u\u1ed1n n\u00ean \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang l\u1ea5y b\u1eb1ng 2R (t\u00e1c gi\u1ea3 \u0111\u1ecdc theo th\u00f4ng l\u1ec7); s\u1ed1 2R ch\u1ec9 l\u00e0 t\u1ed1i thi\u1ec3u, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang th\u1ef1c c\u00f2n ph\u1ee5 thu\u1ed9c s\u1ed1 l\u1edbp, chi\u1ec1u r\u1ed9ng tang v\u00e0 g\u00f3c l\u1ec7ch d\u1eabn h\u01b0\u1edbng. C\u00e1p tang cu\u1ed1n trung th\u1ebf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a Faber ghi 12\u00d7\u00d8 cho ch\u1ebf \u0111\u1ed9 cu\u1ed1n c\u1ee7a h\u1ecd (N)TSCGEW\u00d6U-SR FO<sup class=\"ref-n\">[3]<\/sup>; v\u00ec v\u1eady lu\u00f4n x\u00e1c nh\u1eadn h\u1ec7 s\u1ed1 b\u00e1n k\u00ednh c\u1ee7a \u0111\u00fang m\u00e3 c\u00e1p tr\u01b0\u1edbc khi ch\u1ed1t \u0111\u01b0\u1eddng k\u00ednh tang.<\/p>\n<h3>5.2 L\u1ef1c k\u00e9o, chi\u1ec1u d\u00e0i treo, k\u00e9o tr\u01b0\u1ee3t v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9n<\/h3>\n<div class=\"formula\"><b>L<sub>treo<\/sub> = T \/ (m\u2032 \u00b7 g); L<sub>tr\u01b0\u1ee3t<\/sub> = T \/ (\u03bc \u00b7 m\u2032 \u00b7 g); m<sub>cu\u1ed9n<\/sub> = m\u2032 \u00b7 L; v\u00ed d\u1ee5 3\u00d795: L<sub>treo<\/sub> = 6 900 \/ (6,95 \u00b7 9,81) \u2248 101 m<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1250px\"><caption>Gi\u1edbi h\u1ea1n k\u00e9o c\u1ee7a datasheet quy ra chi\u1ec1u d\u00e0i v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9n (bi\u00ean tr\u00ean, kh\u00f4ng t\u00ednh rung v\u00e0 va \u0111\u1eadp)<\/caption><thead><tr><th>C\u1ea5u t\u1ea1o<\/th><th>T l\u00e2u d\u00e0i, N<\/th><th>T t\u0103ng t\u1ed1c, N<\/th><th>m\u2032, kg\/m<\/th><th>m\u2032\u00b7g, N\/m<\/th><th>L treo (T l\u00e2u d\u00e0i)<\/th><th>L tr\u01b0\u1ee3t \u03bc = 0,4<\/th><th>L tr\u01b0\u1ee3t \u03bc = 0,6<\/th><th>Cu\u1ed9n 300 m<\/th><th>Cu\u1ed9n 500 m<\/th><\/tr><\/thead><tbody><tr><td>3\u00d725<\/td><td>2 700<\/td><td>3 950<\/td><td>3,00<\/td><td>29,4<\/td><td>92 m<\/td><td>229 m<\/td><td>153 m<\/td><td>900 kg<\/td><td>1 500 kg<\/td><\/tr><tr><td>3\u00d750<\/td><td>4 200<\/td><td>6 200<\/td><td>4,35<\/td><td>42,7<\/td><td>98 m<\/td><td>246 m<\/td><td>164 m<\/td><td>1 305 kg<\/td><td>2 175 kg<\/td><\/tr><tr><td>3\u00d795<\/td><td>6 900<\/td><td>10 250<\/td><td>6,95<\/td><td>68,2<\/td><td>101 m<\/td><td>253 m<\/td><td>169 m<\/td><td>2 085 kg<\/td><td>3 475 kg<\/td><\/tr><tr><td>3\u00d7185<\/td><td>12 300<\/td><td>18 350<\/td><td>11,30<\/td><td>110,9<\/td><td>111 m<\/td><td>277 m<\/td><td>185 m<\/td><td>3 390 kg<\/td><td>5 650 kg<\/td><\/tr><tr><td>3\u00d7300<\/td><td>19 200<\/td><td>28 700<\/td><td>17,10<\/td><td>167,8<\/td><td>114 m<\/td><td>286 m<\/td><td>191 m<\/td><td>5 130 kg<\/td><td>8 550 kg<\/td><\/tr><\/tbody><\/table><\/div>\n<p>L\u1ef1c k\u00e9o trong b\u1ea3ng l\u00e0 gi\u1edbi h\u1ea1n, kh\u00f4ng ph\u1ea3i t\u1ea3i thi\u1ebft k\u1ebf: tr\u00ean thi\u1ebft b\u1ecb th\u1ef1c, l\u1ef1c k\u00e9o \u1edf tang l\u00e0 t\u1ed5ng l\u1ef1c t\u0103ng t\u1ed1c, ma s\u00e1t qua con l\u0103n v\u00e0 m\u00e1ng, v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng \u0111o\u1ea1n c\u00e1p treo. Quy ra chi\u1ec1u d\u00e0i, m\u1ecdi c\u1ee1 \u0111\u1ec1u t\u01b0\u01a1ng \u1ee9ng kho\u1ea3ng 92 – 114 m c\u00e1p treo th\u1eb3ng \u0111\u1ee9ng, n\u00ean v\u1edbi c\u00e1p d\u00e0i tr\u00ean 300 m th\u00ec l\u1ef1c d\u1eabn h\u01b0\u1edbng v\u00e0 k\u1eb9p gi\u1eef c\u00e1p quan tr\u1ecdng h\u01a1n l\u1ef1c k\u00e9o t\u0129nh. Kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9n quy\u1ebft \u0111\u1ecbnh m\u00f4-men tang v\u00e0 khung: 500 m c\u00e1p 3\u00d7185 n\u1eb7ng 5,65 t, 500 m c\u00e1p 3\u00d7300 n\u1eb7ng 8,55 t (t\u00e1c gi\u1ea3 t\u00ednh). C\u00e1c gi\u00e1 tr\u1ecb tr\u01b0\u1ee3t ch\u1ec9 cho c\u1ea3m nh\u1eadn v\u1ec1 bi\u00ean; k\u00e9o l\u00ea tr\u00ean n\u1ec1n \u0111\u00e1 kh\u00f4ng ph\u1ea3i \u1ee9ng d\u1ee5ng c\u1ee7a datasheet (m\u1ee5c 7).<\/p>\n<h3>5.3 D\u00f2ng cho ph\u00e9p: l\u1edbp cu\u1ed1n tr\u00ean tang v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/h3>\n<p>D\u00f2ng trong b\u1ea3ng l\u00e0 d\u00f2ng theo VDE 0298-4 b\u1ea3ng 15 cho c\u00e1p cao su \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t \u1edf 30 \u00b0C<sup class=\"ref-n\">[1]<\/sup>. Khi c\u00e1p n\u1eb1m k\u00edn tr\u00ean tang, nhi\u1ec7t kh\u00f4ng tho\u00e1t ra \u0111\u01b0\u1ee3c; VDE 0298-4 quy \u0111\u1ecbnh h\u1ec7 s\u1ed1 gi\u1ea3m theo s\u1ed1 l\u1edbp: 0,80; 0,61; 0,49; 0,42; 0,38 (1 \u0111\u1ebfn 5 l\u1edbp)<sup class=\"ref-n\">[9]<\/sup>. \u1ede c\u1ea3ng nhi\u1ec7t \u0111\u1edbi, th\u00eam h\u1ec7 s\u1ed1 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng:<\/p>\n<div class=\"formula\"><b>I(\u03b8, n) = I<sub>30<\/sub> \u00b7 k<sub>l\u1edbp<\/sub>(n) \u00b7 \u221a((90 \u2212 \u03b8) \/ (90 \u2212 30)) = I<sub>30<\/sub> \u00b7 k<sub>l\u1edbp<\/sub> \u00b7 \u221a((90 \u2212 \u03b8) \/ 60); v\u00ed d\u1ee5 3\u00d795, 4 l\u1edbp, 40 \u00b0C: 319 \u00b7 0,42 \u00b7 \u221a(50\/60) \u2248 122 A<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:800px\"><caption>3\u00d795: d\u00f2ng \u0111\u00e3 hi\u1ec7u ch\u1ec9nh theo s\u1ed1 l\u1edbp v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, A (t\u00e1c gi\u1ea3 t\u00ednh)<\/caption><thead><tr><th>S\u1ed1 l\u1edbp tr\u00ean tang<\/th><th>30 \u00b0C<\/th><th>35 \u00b0C<\/th><th>40 \u00b0C<\/th><th>45 \u00b0C<\/th><th>50 \u00b0C<\/th><\/tr><\/thead><tbody><tr><td>1 l\u1edbp (\u00d70,80)<\/td><td>255<\/td><td>244<\/td><td>233<\/td><td>221<\/td><td>208<\/td><\/tr><tr><td>2 l\u1edbp (\u00d70,61)<\/td><td>195<\/td><td>186<\/td><td>178<\/td><td>169<\/td><td>159<\/td><\/tr><tr><td>3 l\u1edbp (\u00d70,49)<\/td><td>156<\/td><td>150<\/td><td>143<\/td><td>135<\/td><td>128<\/td><\/tr><tr><td>4 l\u1edbp (\u00d70,42)<\/td><td>134<\/td><td>128<\/td><td>122<\/td><td>116<\/td><td>109<\/td><\/tr><tr><td>5 l\u1edbp (\u00d70,38)<\/td><td>121<\/td><td>116<\/td><td>111<\/td><td>105<\/td><td>99<\/td><\/tr><tr><td>nh\u1ea3 kh\u1ecfi tang (\u00d71)<\/td><td>319<\/td><td>305<\/td><td>291<\/td><td>276<\/td><td>260<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"svg\"><svg viewBox=\"0 0 900 448\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"D\u00f2ng cho ph\u00e9p khi c\u00e1p n\u1eb1m tr\u00ean tang nhi\u1ec1u l\u1edbp, \u1edf 30 \u00b0C (A)\"><rect width=\"900\" height=\"448\" fill=\"#0e1a1e\"><\/rect><text x=\"20.0\" y=\"30.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">D\u00f2ng cho ph\u00e9p khi c\u00e1p n\u1eb1m tr\u00ean tang nhi\u1ec1u l\u1edbp, \u1edf 30 \u00b0C (A)<\/text><line x1=\"90\" y1=\"340.0\" x2=\"860\" y2=\"340.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"344.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">0<\/text><line x1=\"90\" y1=\"301.4\" x2=\"860\" y2=\"301.4\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"305.4\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">100<\/text><line x1=\"90\" y1=\"262.9\" x2=\"860\" y2=\"262.9\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"266.9\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">200<\/text><line x1=\"90\" y1=\"224.3\" x2=\"860\" y2=\"224.3\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"228.3\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">300<\/text><line x1=\"90\" y1=\"185.7\" x2=\"860\" y2=\"185.7\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"189.7\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">400<\/text><line x1=\"90\" y1=\"147.1\" x2=\"860\" y2=\"147.1\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"151.1\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">500<\/text><line x1=\"90\" y1=\"108.6\" x2=\"860\" y2=\"108.6\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"112.6\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">600<\/text><line x1=\"90\" y1=\"70.0\" x2=\"860\" y2=\"70.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"74.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">700<\/text><text x=\"20.0\" y=\"56.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">A<\/text><rect x=\"97.0\" y=\"273.7\" width=\"34.1\" height=\"66.3\" fill=\"#5fd88a\" rx=\"2\"><\/rect><text x=\"114.0\" y=\"268.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#5fd88a\" font-weight=\"bold\">172<\/text><rect x=\"133.1\" y=\"289.5\" width=\"34.1\" height=\"50.5\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"150.2\" y=\"284.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">131<\/text><rect x=\"169.2\" y=\"299.5\" width=\"34.1\" height=\"40.5\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"186.2\" y=\"294.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#e8c37b\" font-weight=\"bold\">105<\/text><rect x=\"205.3\" y=\"305.3\" width=\"34.1\" height=\"34.7\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"222.4\" y=\"300.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">90<\/text><rect x=\"241.4\" y=\"308.4\" width=\"34.1\" height=\"31.6\" fill=\"#ff777f\" rx=\"2\"><\/rect><text x=\"258.4\" y=\"303.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ff777f\" font-weight=\"bold\">82<\/text><text x=\"186.2\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d750<\/text><rect x=\"289.5\" y=\"241.6\" width=\"34.1\" height=\"98.4\" fill=\"#5fd88a\" rx=\"2\"><\/rect><text x=\"306.6\" y=\"236.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#5fd88a\" font-weight=\"bold\">255<\/text><rect x=\"325.6\" y=\"264.8\" width=\"34.1\" height=\"75.2\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"342.7\" y=\"259.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">195<\/text><rect x=\"361.7\" y=\"279.8\" width=\"34.1\" height=\"60.2\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"378.8\" y=\"274.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#e8c37b\" font-weight=\"bold\">156<\/text><rect x=\"397.8\" y=\"288.3\" width=\"34.1\" height=\"51.7\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"414.9\" y=\"283.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">134<\/text><rect x=\"433.9\" y=\"293.3\" width=\"34.1\" height=\"46.7\" fill=\"#ff777f\" rx=\"2\"><\/rect><text x=\"450.9\" y=\"288.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ff777f\" font-weight=\"bold\">121<\/text><text x=\"378.8\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d795<\/text><rect x=\"482.0\" y=\"189.6\" width=\"34.1\" height=\"150.4\" fill=\"#5fd88a\" rx=\"2\"><\/rect><text x=\"499.1\" y=\"184.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#5fd88a\" font-weight=\"bold\">390<\/text><rect x=\"518.1\" y=\"225.1\" width=\"34.1\" height=\"114.9\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"535.1\" y=\"220.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">298<\/text><rect x=\"554.2\" y=\"247.8\" width=\"34.1\" height=\"92.2\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"571.2\" y=\"242.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#e8c37b\" font-weight=\"bold\">239<\/text><rect x=\"590.3\" y=\"260.9\" width=\"34.1\" height=\"79.1\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"607.3\" y=\"255.9\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">205<\/text><rect x=\"626.4\" y=\"268.6\" width=\"34.1\" height=\"71.4\" fill=\"#ff777f\" rx=\"2\"><\/rect><text x=\"643.4\" y=\"263.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ff777f\" font-weight=\"bold\">185<\/text><text x=\"571.2\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7185<\/text><rect x=\"674.5\" y=\"136.3\" width=\"34.1\" height=\"203.7\" fill=\"#5fd88a\" rx=\"2\"><\/rect><text x=\"691.5\" y=\"131.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#5fd88a\" font-weight=\"bold\">528<\/text><rect x=\"710.6\" y=\"184.6\" width=\"34.1\" height=\"155.4\" fill=\"#38c8e8\" rx=\"2\"><\/rect><text x=\"727.6\" y=\"179.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#38c8e8\" font-weight=\"bold\">403<\/text><rect x=\"746.7\" y=\"215.4\" width=\"34.1\" height=\"124.6\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"763.8\" y=\"210.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#e8c37b\" font-weight=\"bold\">323<\/text><rect x=\"782.8\" y=\"233.2\" width=\"34.1\" height=\"106.8\" fill=\"#ffb454\" rx=\"2\"><\/rect><text x=\"799.8\" y=\"228.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ffb454\" font-weight=\"bold\">277<\/text><rect x=\"818.9\" y=\"243.2\" width=\"34.1\" height=\"96.8\" fill=\"#ff777f\" rx=\"2\"><\/rect><text x=\"835.9\" y=\"238.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"9\" fill=\"#ff777f\" font-weight=\"bold\">251<\/text><text x=\"763.8\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7300<\/text><rect x=\"90\" y=\"388\" width=\"14\" height=\"14\" fill=\"#5fd88a\"><\/rect><text x=\"110.0\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">1 l\u1edbp (\u00d70,80)<\/text><rect x=\"242.6\" y=\"388\" width=\"14\" height=\"14\" fill=\"#38c8e8\"><\/rect><text x=\"262.6\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">2 l\u1edbp (\u00d70,61)<\/text><rect x=\"395.2\" y=\"388\" width=\"14\" height=\"14\" fill=\"#e8c37b\"><\/rect><text x=\"415.2\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">3 l\u1edbp (\u00d70,49)<\/text><rect x=\"547.8\" y=\"388\" width=\"14\" height=\"14\" fill=\"#ffb454\"><\/rect><text x=\"567.8\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">4 l\u1edbp (\u00d70,42)<\/text><rect x=\"700.4\" y=\"388\" width=\"14\" height=\"14\" fill=\"#ff777f\"><\/rect><text x=\"720.4\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">5 l\u1edbp (\u00d70,38)<\/text><text x=\"90.0\" y=\"422.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">D\u00f2ng 30 \u00b0C theo datasheet [1] \u00d7 h\u1ec7 s\u1ed1 cu\u1ed9n tang c\u1ee7a VDE 0298-4 (0,80; 0,61; 0,49; 0,42; 0,38), tr\u00edch qua LAPP [9]; t\u00e1c gi\u1ea3 t\u00ednh.<\/text><text x=\"90.0\" y=\"440.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">H\u1ec7 s\u1ed1 \u00e1p d\u1ee5ng cho c\u00e1p cu\u1ed1n k\u00edn tr\u00ean tang; khi c\u00e1p \u0111\u01b0\u1ee3c nh\u1ea3 ra kh\u1ecfi tang, d\u00f2ng t\u0103ng l\u1ea1i (m\u1ee5c 5.3).<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 5. D\u00f2ng cho ph\u00e9p theo s\u1ed1 l\u1edbp tr\u00ean tang \u1edf 30 \u00b0C: c\u1ee1 3\u00d7300 t\u1eeb 660 A (nh\u1ea3 kh\u1ecfi tang) c\u00f2n 251 A khi cu\u1ed1n 5 l\u1edbp; t\u00e1c gi\u1ea3 t\u00ednh t\u1eeb datasheet [1] v\u00e0 h\u1ec7 s\u1ed1 VDE 0298-4 [9].<\/div><\/div>\n<p class=\"small\">C\u00f4ng th\u1ee9c hi\u1ec7u ch\u1ec9nh nhi\u1ec7t l\u00e0 c\u00f4ng th\u1ee9c chu\u1ea9n cho c\u00e1p 90 \u00b0C; h\u1ec7 s\u1ed1 ch\u00ednh th\u1ee9c theo b\u1ea3ng VDE 0298-4 hi\u1ec7n h\u00e0nh. H\u1ec7 s\u1ed1 tang \u00e1p d\u1ee5ng cho c\u00e1p cu\u1ed1n k\u00edn v\u00e0 l\u00e0m vi\u1ec7c li\u00ean t\u1ee5c; ch\u1ebf \u0111\u1ed9 ng\u1eaft qu\u00e3ng, \u0111o\u1ea1n c\u00e1p \u0111\u00e3 nh\u1ea3 kh\u1ecfi tang v\u00e0 cu\u1ed1n l\u1ec7ch t\u00e2m cho d\u00f2ng cao h\u01a1n, n\u00ean h\u00e3y t\u00ednh nhi\u1ec7t theo chu tr\u00ecnh th\u1ef1c. Datasheet kh\u00f4ng t\u00ednh b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi l\u00ean c\u00e1p \u0111en ho\u1eb7c \u0111\u1ecf.<\/p>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> Tr\u00ean th\u1ef1c t\u1ebf h\u1ec7 s\u1ed1 l\u1edbp quan tr\u1ecdng h\u01a1n ti\u1ebft di\u1ec7n: cu\u1ed1n 4 l\u1edbp l\u00e0m 3\u00d795 m\u1ea5t 58 % d\u00f2ng, trong khi nh\u1ea3y t\u1eeb 3\u00d795 l\u00ean 3\u00d7120 ch\u1ec9 t\u0103ng 16 % d\u00f2ng. N\u1ebfu t\u1ea3i g\u1ea7n gi\u1edbi h\u1ea1n, \u01b0u ti\u00ean gi\u1ea3m s\u1ed1 l\u1edbp (tang r\u1ed9ng h\u01a1n) ho\u1eb7c d\u00f9ng tang nhi\u1ec1u v\u00f2ng m\u1ed9t l\u1edbp thay v\u00ec t\u0103ng ti\u1ebft di\u1ec7n, v\u00ec m\u1ed7i c\u1ee1 t\u0103ng l\u00e0m t\u0103ng \u0111\u01b0\u1eddng k\u00ednh, b\u00e1n k\u00ednh v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng.<\/p>\n<h3>5.4 S\u1ee5t \u00e1p v\u00e0 c\u00f4ng su\u1ea5t truy\u1ec1n<\/h3>\n<div class=\"formula\"><b>\u0394U = \u221a3 \u00b7 I \u00b7 L \u00b7 (R<sub>90 \u00b0C<\/sub> \u00b7 cos \u03c6 + X \u00b7 sin \u03c6); R<sub>90 \u00b0C<\/sub> = R<sub>20<\/sub> \u00b7 1,275; cos \u03c6 = 0,85; X = 0,10 \u03a9\/km (gi\u1ea3 \u0111\u1ecbnh c\u1ee7a t\u00e1c gi\u1ea3)<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1050px\"><caption>S\u1ee5t \u00e1p ba pha \u1edf 50 Hz (\u0394U b\u1eb1ng v\u00f4n kh\u00f4ng ph\u1ee5 thu\u1ed9c \u0111i\u1ec7n \u00e1p l\u01b0\u1edbi; ph\u1ea7n tr\u0103m l\u1ea7n l\u01b0\u1ee3t so v\u1edbi 6,6 kV \/ 11 kV \/ 15 kV; t\u00e1c gi\u1ea3 t\u00ednh)<\/caption><thead><tr><th>T\u1ea3i<\/th><th>200 m<\/th><th>400 m<\/th><th>600 m<\/th><\/tr><\/thead><tbody><tr><td>3\u00d750, 80 A<\/td><td>\u2248 13 V (0,20 % \/ 0,12 % \/ 0,09 %)<\/td><td>\u2248 27 V (0,40 % \/ 0,24 % \/ 0,18 %)<\/td><td>\u2248 40 V (0,60 % \/ 0,36 % \/ 0,27 %)<\/td><\/tr><tr><td>3\u00d795, 120 A<\/td><td>\u2248 12 V (0,18 % \/ 0,11 % \/ 0,08 %)<\/td><td>\u2248 23 V (0,35 % \/ 0,21 % \/ 0,16 %)<\/td><td>\u2248 35 V (0,53 % \/ 0,32 % \/ 0,23 %)<\/td><\/tr><tr><td>3\u00d7185, 200 A<\/td><td>\u2248 12 V (0,18 % \/ 0,11 % \/ 0,08 %)<\/td><td>\u2248 24 V (0,36 % \/ 0,21 % \/ 0,16 %)<\/td><td>\u2248 35 V (0,53 % \/ 0,32 % \/ 0,24 %)<\/td><\/tr><\/tbody><\/table><\/div>\n<p>\u0110i\u1ec7n kh\u00e1ng X = 0,10 \u03a9\/km l\u00e0 gi\u00e1 tr\u1ecb gi\u1ea3 \u0111\u1ecbnh cho c\u00e1p trung th\u1ebf ba l\u00f5i (datasheet kh\u00f4ng c\u00f4ng b\u1ed1 \u0111i\u1ec7n kh\u00e1ng). \u1ede trung th\u1ebf, s\u1ee5t \u00e1p hi\u1ebfm khi quy\u1ebft \u0111\u1ecbnh ti\u1ebft di\u1ec7n; gi\u1edbi h\u1ea1n n\u1eb1m \u1edf d\u00f2ng theo s\u1ed1 l\u1edbp cu\u1ed1n, l\u1ef1c k\u00e9o v\u00e0 \u0111\u01b0\u1eddng k\u00ednh tang. C\u00f4ng su\u1ea5t bi\u1ec3u ki\u1ebfn \u221a3\u00b7U\u00b7I \u1edf 15 kV b\u1eb1ng 3,61 MVA (3\u00d725, 139 A) \u0111\u1ebfn 17,15 MVA (3\u00d7300, 660 A) khi nh\u1ea3 kh\u1ecfi tang; khi cu\u1ed1n nhi\u1ec1u l\u1edbp ph\u1ea3i nh\u00e2n h\u1ec7 s\u1ed1 \u1edf m\u1ee5c 5.3.<\/p>\n<h3>5.5 Ng\u1eafn m\u1ea1ch v\u00e0 \u0111\u01b0\u1eddng d\u00f2ng s\u1ef1 c\u1ed1<\/h3>\n<div class=\"formula\"><b>I<sub>ng\u1eafn m\u1ea1ch<\/sub> = k \u00b7 S \/ \u221at, k = 143 (\u0111\u1ed3ng, 90 \u2192 250 \u00b0C)<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1000px\"><caption>D\u00f2ng ng\u1eafn m\u1ea1ch ch\u1ecbu \u0111\u01b0\u1ee3c (k = 143, t\u00e1c gi\u1ea3 t\u00ednh) v\u00e0 ti\u1ebft di\u1ec7n \u0111\u1ea5t<\/caption><thead><tr><th>C\u1ea5u t\u1ea1o<\/th><th>Ru\u1ed9t pha 0,5 s<\/th><th>Ru\u1ed9t pha 1 s<\/th><th>Ru\u1ed9t pha 3 s<\/th><th>M\u1ed9t d\u00e2y \u0111\u1ea5t 1 s<\/th><th>C\u1ea3 hai d\u00e2y \u0111\u1ea5t 1 s<\/th><th>\u0110\u1ea5t \/ pha<\/th><\/tr><\/thead><tbody><tr><td>3\u00d725 (\u0111\u1ea5t 12,5 \u00d7 2 mm\u00b2)<\/td><td>5,06 kA<\/td><td>3,58 kA<\/td><td>2,06 kA<\/td><td>1,79 kA<\/td><td>3,58 kA<\/td><td>100 %<\/td><\/tr><tr><td>3\u00d750 (\u0111\u1ea5t 12,5 \u00d7 2 mm\u00b2)<\/td><td>10,11 kA<\/td><td>7,15 kA<\/td><td>4,13 kA<\/td><td>1,79 kA<\/td><td>3,58 kA<\/td><td>50 %<\/td><\/tr><tr><td>3\u00d795 (\u0111\u1ea5t 25,0 \u00d7 2 mm\u00b2)<\/td><td>19,21 kA<\/td><td>13,59 kA<\/td><td>7,84 kA<\/td><td>3,58 kA<\/td><td>7,15 kA<\/td><td>53 %<\/td><\/tr><tr><td>3\u00d7185 (\u0111\u1ea5t 47,5 \u00d7 2 mm\u00b2)<\/td><td>37,41 kA<\/td><td>26,45 kA<\/td><td>15,27 kA<\/td><td>6,79 kA<\/td><td>13,59 kA<\/td><td>51 %<\/td><\/tr><tr><td>3\u00d7300 (\u0111\u1ea5t 75,0 \u00d7 2 mm\u00b2)<\/td><td>60,67 kA<\/td><td>42,90 kA<\/td><td>24,77 kA<\/td><td>10,72 kA<\/td><td>21,45 kA<\/td><td>50 %<\/td><\/tr><\/tbody><\/table><\/div>\n<p>Ti\u1ebft di\u1ec7n hai d\u00e2y \u0111\u1ea5t t\u00e1ch b\u1eb1ng 100 % pha \u1edf 3\u00d725 nh\u01b0ng ch\u1ec9 c\u00f2n 71 % \u1edf 3\u00d735 v\u00e0 47 – 58 % \u1edf c\u00e1c c\u1ee1 t\u1eeb 3\u00d750 \u0111\u1ebfn 3\u00d7300 (t\u00e1c gi\u1ea3 t\u00ednh t\u1eeb c\u1ea5u h\u00ecnh trong t\u00ean m\u00e3). V\u1edbi l\u01b0\u1edbi trung t\u00ednh n\u1ed1i \u0111\u1ea5t qua \u0111i\u1ec7n tr\u1edf, d\u00f2ng ch\u1ea1m \u0111\u1ea5t th\u01b0\u1eddng nh\u1ecf n\u00ean \u0111\u01b0\u1eddng \u0111\u1ea5t \u0111\u1ee7; v\u1edbi l\u01b0\u1edbi n\u1ed1i \u0111\u1ea5t tr\u1ef1c ti\u1ebfp ho\u1eb7c c\u00f3 ngu\u1ed3n d\u1ef1 ph\u00f2ng song song, h\u00e3y l\u1ea5y d\u00f2ng ch\u1ea1m \u0111\u1ea5t v\u00e0 th\u1eddi gian c\u1eaft c\u1ee7a b\u1ea3o v\u1ec7 r\u1ed3i so v\u1edbi c\u1ed9t ‘C\u1ea3 hai d\u00e2y \u0111\u1ea5t’. Datasheet kh\u00f4ng c\u00f4ng b\u1ed1 ti\u1ebft di\u1ec7n m\u00e0n ch\u1eafn n\u00e0o, n\u00ean kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng d\u00f2ng s\u1ef1 c\u1ed1 th\u1ee9 ba.<\/p>\n<h3>5.6 \u0110i\u1ec7n \u00e1p 8,7\/15 kV, \u0111i\u1ec7n \u00e1p th\u1eed 24 kV v\u00e0 c\u1ea5p c\u00e1ch \u0111i\u1ec7n<\/h3>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>\u0110i\u1ec7n \u00e1p v\u00e0 \u0111i\u1ec7n \u00e1p th\u1eed trong h\u1ecd c\u00e1p tang cu\u1ed1n trung th\u1ebf VDE 0250-813 (Faber)<\/caption><thead><tr><th>C\u1ea5p U0\/U<\/th><th>\u0110i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a<\/th><th>\u0110i\u1ec7n \u00e1p th\u1eed<\/th><th>Th\u1eed \/ U0<\/th><th>Ghi ch\u00fa<\/th><\/tr><\/thead><tbody><tr><td>3,6\/6 kV<\/td><td>7,2 kV<sup class=\"ref-n\">[3]<\/sup><\/td><td>11 kV<sup class=\"ref-n\">[3]<\/sup><\/td><td>3,06<\/td><td>c\u00e1p d\u1eb9t FeiChun 3,6\/6 kV: th\u1eed 11 kV<sup class=\"ref-n\">[5]<\/sup><\/td><\/tr><tr><td>6\/10 kV<\/td><td>12 kV<sup class=\"ref-n\">[3]<\/sup><\/td><td>17 kV<sup class=\"ref-n\">[3]<\/sup><\/td><td>2,83<\/td><td>c\u00e1p d\u1eb9t 6\/10 kV: th\u1eed 17 kV<sup class=\"ref-n\">[5]<\/sup><\/td><\/tr><tr><td>8,7\/15 kV<\/td><td>18 kV<sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup><\/td><td>24 kV<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup><\/td><td>2,76<\/td><td>datasheet n\u00e0y: Um 17,5 kV, U = 15 000 V<sup class=\"ref-n\">[1]<\/sup><\/td><\/tr><tr><td>12\/20 kV<\/td><td>24 kV<sup class=\"ref-n\">[2]<\/sup><\/td><td>29 kV<sup class=\"ref-n\">[2]<\/sup><\/td><td>2,42<\/td><td>Faber Rheyfirm 12\/20 kV<\/td><\/tr><\/tbody><\/table><\/div>\n<p>Brochure c\u00e1p tr\u00f2n trung th\u1ebf c\u1ee7a Prysmian c\u0169ng li\u1ec7t k\u00ea c\u1eb7p 8,7\/15 kV – 24 kV c\u00f9ng c\u00e1c c\u1ea5p 6\/10 kV – 17 kV v\u00e0 12\/20 kV – 29 kV, k\u00e8m ‘additional tests: reversed bending test, torsional stress test’<sup class=\"ref-n\">[14]<\/sup>. <b>Khuy\u1ebfn ngh\u1ecb c\u1ee7a t\u00e1c gi\u1ea3:<\/b> ch\u1ecdn c\u1ea5p c\u00e1ch \u0111i\u1ec7n theo ch\u1ebf \u0111\u1ed9 n\u1ed1i \u0111\u1ea5t v\u00e0 th\u1eddi gian c\u1eaft s\u1ef1 c\u1ed1 (IEC 60502-2 ph\u00e2n lo\u1ea1i 100 %, 133 % v\u00e0 173 %); l\u01b0\u1edbi trung t\u00ednh c\u00e1ch ly ho\u1eb7c c\u1eaft s\u1ef1 c\u1ed1 ch\u1eadm c\u1ea7n c\u1ea5p cao h\u01a1n, t\u01b0\u01a1ng t\u1ef1 c\u00e1ch FeiChun y\u00eau c\u1ea7u U0 = U (3,3\/3,3 kV) cho l\u01b0\u1edbi IT theo AS\/NZS 1802<sup class=\"ref-n\">[12]<\/sup>. Datasheet kh\u00f4ng c\u00f4ng b\u1ed1 \u0111i\u1ec7n dung n\u00ean d\u00f2ng n\u1ea1p \u1edf 15 kV ch\u01b0a t\u00ednh \u0111\u01b0\u1ee3c; h\u00e3y h\u1ecfi h\u00e3ng.<\/p>\n<h3>5.7 S\u1ee3i quang: suy hao, c\u1ef1 ly Ethernet v\u00e0 t\u00e1n s\u1eafc<\/h3>\n<div class=\"formula\"><b>A = \u03b1 \u00b7 L; v\u00ed d\u1ee5 E9 \u1edf 1 310 nm, 2 km: 0,4 \u00b7 2 = 0,8 dB; t\u00e1n s\u1eafc \u1edf 1 550 nm, 10 km: 18 \u00b7 10 = 180 ps\/nm<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>Suy hao t\u1ed1i \u0111a c\u1ee7a s\u1ee3i trong c\u00e1p theo chi\u1ec1u d\u00e0i (ch\u01b0a t\u00ednh \u0111\u1ea7u n\u1ed1i v\u00e0 m\u1ed1i h\u00e0n; t\u00e1c gi\u1ea3 t\u00ednh t\u1eeb datasheet [1])<\/caption><thead><tr><th>S\u1ee3i v\u00e0 b\u01b0\u1edbc s\u00f3ng<\/th><th>300 m<\/th><th>500 m<\/th><th>1 km<\/th><th>2 km<\/th><th>5 km<\/th><\/tr><\/thead><tbody><tr><td>G62,5 @ 850 nm<\/td><td>0,99 dB<\/td><td>1,65 dB<\/td><td>3,30 dB<\/td><td>6,60 dB<\/td><td>16,50 dB<\/td><\/tr><tr><td>G50 @ 850 nm<\/td><td>0,84 dB<\/td><td>1,40 dB<\/td><td>2,80 dB<\/td><td>5,60 dB<\/td><td>14,00 dB<\/td><\/tr><tr><td>G62,5 @ 1 310 nm<\/td><td>0,27 dB<\/td><td>0,45 dB<\/td><td>0,90 dB<\/td><td>1,80 dB<\/td><td>4,50 dB<\/td><\/tr><tr><td>G50 @ 1 310 nm<\/td><td>0,24 dB<\/td><td>0,40 dB<\/td><td>0,80 dB<\/td><td>1,60 dB<\/td><td>4,00 dB<\/td><\/tr><tr><td>E9 @ 1 310 nm<\/td><td>0,12 dB<\/td><td>0,20 dB<\/td><td>0,40 dB<\/td><td>0,80 dB<\/td><td>2,00 dB<\/td><\/tr><tr><td>E9 @ 1 550 nm<\/td><td>0,09 dB<\/td><td>0,15 dB<\/td><td>0,30 dB<\/td><td>0,60 dB<\/td><td>1,50 dB<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:800px\"><caption>C\u1ef1 ly Ethernet theo lo\u1ea1i s\u1ee3i (IEEE 802.3, tham kh\u1ea3o qua t\u00e0i li\u1ec7u thi\u1ebft b\u1ecb)<\/caption><thead><tr><th>Chu\u1ea9n<\/th><th>S\u1ee3i \/ b\u0103ng th\u00f4ng<\/th><th>C\u1ef1 ly t\u1ed1i \u0111a<\/th><\/tr><\/thead><tbody><tr><td>1000BASE-SX, 850 nm<\/td><td>62,5\/125, 160 MHz\u00b7km<\/td><td>220 m<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><tr><td>1000BASE-SX, 850 nm<\/td><td>62,5\/125, 200 MHz\u00b7km<\/td><td>275 m<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><tr><td>1000BASE-SX, 850 nm<\/td><td>50\/125, 400 MHz\u00b7km<\/td><td>500 m<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><tr><td>1000BASE-SX, 850 nm<\/td><td>50\/125, 500 MHz\u00b7km<\/td><td>550 m<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><tr><td>10GBASE-SR, 850 nm<\/td><td>50\/125, 400 MHz\u00b7km (OM2 500 MHz\u00b7km: 82 m)<\/td><td>66 m<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><tr><td>1000BASE-LX, 1 310 nm<\/td><td>\u0111\u01a1n mode 9\/125<\/td><td>5 000 m (m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb 10 000 m)<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><tr><td>10GBASE-LR, 1 310 nm<\/td><td>\u0111\u01a1n mode 9\/125<\/td><td>10 000 m<sup class=\"ref-n\">[8]<\/sup><\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> V\u1edbi tuy\u1ebfn 300 – 500 m tr\u00ean m\u1ed9t tang c\u1ea9u, suy hao c\u1ee7a ch\u00ednh s\u1ee3i trong c\u00e1p ch\u1ec9 kho\u1ea3ng 0,2 dB (\u0111\u01a1n mode \u1edf 1 310 nm) \u0111\u1ebfn 1,4 dB (G50 \u1edf 850 nm); qu\u1ef9 suy hao b\u1ecb chi ph\u1ed1i b\u1edfi \u0111\u1ea7u n\u1ed1i, m\u1ed1i h\u00e0n, kh\u1edbp quay quang v\u00e0 u\u1ed1n tr\u00ean tang ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1edfi s\u1ee3i. B\u0103ng th\u00f4ng 400 MHz\u00b7km \u1edf 850 nm ch\u1ec9 \u0111\u1ee7 1000BASE-SX \u0111\u1ebfn kho\u1ea3ng 500 m tr\u00ean G50 v\u00e0 220 – 275 m tr\u00ean G62,5, v\u00e0 ch\u1ec9 66 m \u1edf 10G (s\u1ed1 IEEE t\u00ednh cho 400 MHz\u00b7km l\u00e0 66 m); n\u1ebfu m\u1ea1ng c\u1ea9u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf l\u00ean 10G, ho\u1eb7c backbone t\u00ednh c\u1ea3 \u0111o\u1ea1n t\u1eeb tr\u1ea1m \u0111i\u1ec7n \u0111\u1ebfn c\u1ea9u, n\u00ean ch\u1ecdn \u0111\u01a1n mode E9\/125 t\u1eeb \u0111\u1ea7u. Suy hao trong datasheet l\u00e0 gi\u00e1 tr\u1ecb s\u1ea3n xu\u1ea5t; sau khi c\u00e1p ch\u1ea1y tang, u\u1ed1n vi m\u00f4 l\u00e0m suy hao t\u0103ng, n\u00ean c\u1ea7n \u0111o OTDR \u0111\u1ecbnh k\u1ef3 v\u00e0 so v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf.<\/p>\n<\/section><section id=\"s6\"><h2>6. So s\u00e1nh: c\u00e1p tr\u00f2n lai, c\u00e1p d\u1eb9t, c\u00e1p quang t\u00e1ch ri\u00eang; c\u00e1c c\u1ea5p \u0111i\u1ec7n \u00e1p; v\u1eadt li\u1ec7u v\u1ecf<\/h2>\n<h3>6.1 Ba c\u00e1ch \u0111\u01b0a s\u1ee3i quang l\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng tr\u00ean tang<\/h3>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1200px\"><caption>C\u00e1p tr\u00f2n lai 8,7\/15 kV, c\u00e1p d\u1eb9t c\u00f3 quang v\u00e0 c\u00e1p quang tang cu\u1ed1n t\u00e1ch ri\u00eang (c\u00f9ng c\u1ee1 ru\u1ed9t 3\u00d735 cho hai c\u00e1p l\u1ef1c)<\/caption><thead><tr><th>Ti\u00eau ch\u00ed<\/th><th>C\u00e1p tr\u00f2n lai 8,7\/15 kV 3\u00d735 (datasheet n\u00e0y)<\/th><th>C\u00e1p d\u1eb9t PROTOLON(FL)-LWL 6\/10 kV 3\u00d735<\/th><th>C\u00e1p quang tang cu\u1ed1n ri\u00eang, Nexans Rheycord OFE SR, 24 s\u1ee3i<\/th><\/tr><\/thead><tbody><tr><td>\u0110i\u1ec7n \u00e1p<\/td><td>8,7\/15 kV; th\u1eed 24 kV<sup class=\"ref-n\">[1]<\/sup><\/td><td>6\/10 kV; th\u1eed 17 kV<sup class=\"ref-n\">[5]<\/sup><\/td><td>kh\u00f4ng \u00e1p d\u1ee5ng (c\u00e1p quang)<\/td><\/tr><tr><td>H\u00ecnh h\u1ecdc, k\u00edch th\u01b0\u1edbc<\/td><td>tr\u00f2n, \u00d8 46,0 – 49,0 mm<sup class=\"ref-n\">[1]<\/sup><\/td><td>d\u1eb9t, 25,3 – 28,3 \u00d7 86,7 – 91,7 mm<sup class=\"ref-n\">[5]<\/sup><\/td><td>tr\u00f2n, \u00d8 19 mm<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>Kh\u1ed1i l\u01b0\u1ee3ng<\/td><td>3 450 kg\/km<sup class=\"ref-n\">[1]<\/sup><\/td><td>3 910 kg\/km<sup class=\"ref-n\">[5]<\/sup><\/td><td>370 kg\/km<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>L\u1ef1c k\u00e9o l\u00e2u d\u00e0i<\/td><td>3 300 N (t\u0103ng t\u1ed1c 4 850 N)<sup class=\"ref-n\">[1]<\/sup><\/td><td>1 575 N<sup class=\"ref-n\">[5]<\/sup><\/td><td>4 000 N<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>Xo\u1eafn<\/td><td>\u00b125 \u00b0\/m<sup class=\"ref-n\">[1]<\/sup><\/td><td>kh\u00f4ng cho ph\u00e9p<sup class=\"ref-n\">[5]<\/sup><\/td><td>\u00b1120 \u00b0\/m<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>B\u00e1n k\u00ednh u\u1ed1n<\/td><td>490 mm (10\u00d7D)<sup class=\"ref-n\">[1]<\/sup><\/td><td>425 mm<sup class=\"ref-n\">[5]<\/sup><\/td><td>10\u00d7\u00d8 = 190 mm<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>T\u1ed1c \u0111\u1ed9<\/td><td>tang: kh\u00f4ng h\u1ea1n ch\u1ebf; tr\u00ean 300 m\/ph\u00fat h\u1ecfi h\u00e3ng<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u0111\u1ebfn 120 m\/ph\u00fat<sup class=\"ref-n\">[5]<\/sup><\/td><td>\u0111\u1ebfn 240 m\/ph\u00fat<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>S\u1ee3i quang<\/td><td>6\/12\/18\/24 s\u1ee3i trong khe c\u00e1p l\u1ef1c<sup class=\"ref-n\">[1]<\/sup><\/td><td>6\/12\/18\/24 s\u1ee3i<sup class=\"ref-n\">[4]<\/sup><sup class=\"ref-n\">[5]<\/sup><\/td><td>24 s\u1ee3i, \u1ed1ng l\u1ecfng ch\u1ee9a gel, d\u00e2y th\u00e9p \u0111\u1ee1 trung t\u00e2m<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>Khi n\u00e0o h\u1ee3p l\u00fd<\/td><td>tang tr\u00f2n, \u0111\u1ed5i h\u01b0\u1edbng nhi\u1ec1u m\u1eb7t ph\u1eb3ng, c\u1ea7n b\u1edbt m\u1ed9t tuy\u1ebfn c\u00e1p tr\u00ean tang<\/td><td>tang m\u1ed9t l\u1edbp, festoon, thi\u1ebft b\u1ecb ch\u1ec9 u\u1ed1n m\u1ed9t m\u1eb7t ph\u1eb3ng<\/td><td>c\u1ea7n ch\u1ecbu xo\u1eafn \u00b1120 \u00b0\/m ho\u1eb7c t\u00e1ch r\u1ee7i ro s\u1ee3i kh\u1ecfi c\u00e1p \u0111i\u1ec7n cao \u00e1p<\/td><\/tr><tr><td>C\u00e1i gi\u00e1<\/td><td>\u0111\u01b0\u1eddng k\u00ednh l\u1edbn; d\u00f2ng gi\u1ea3m m\u1ea1nh khi nhi\u1ec1u l\u1edbp; s\u1ee3i n\u1eb1m trong c\u00e1p 15 kV<\/td><td>kh\u00f4ng ch\u1ecbu xo\u1eafn; \u2264 6\/10 kV; ch\u1eadm h\u01a1n<\/td><td>th\u00eam m\u1ed9t tuy\u1ebfn c\u00e1p, th\u00eam m\u1ed9t k\u00eanh kh\u1edbp quay quang<\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> C\u00e1p quang t\u00e1ch ri\u00eang ch\u1ecbu xo\u1eafn g\u1ea5p kho\u1ea3ng 4,8 l\u1ea7n (\u00b1120 so v\u1edbi \u00b125 \u00b0\/m) v\u00e0 l\u1ef1c k\u00e9o cao h\u01a1n c\u1ea3 c\u00e1p lai c\u1ee1 3\u00d735, nh\u01b0ng b\u1eaft bu\u1ed9c th\u00eam m\u1ed9t k\u00eanh kh\u1edbp quay quang tr\u00ean tr\u1ee5c tang v\u00e0 m\u1ed9t tuy\u1ebfn d\u1eabn h\u01b0\u1edbng n\u1eefa. C\u00e1p lai ti\u1ebft ki\u1ec7m m\u1ed9t tuy\u1ebfn, \u0111\u1ed3ng th\u1eddi ch\u1ea5p nh\u1eadn r\u1eb1ng khi c\u00e1p l\u1ef1c h\u1ecfng th\u00ec ph\u1ea7n quang \u0111i c\u00f9ng. V\u00ec s\u1ee3i v\u00e0 \u0111\u1ed3ng h\u1ecfng theo c\u01a1 ch\u1ebf kh\u00e1c nhau, n\u1ebfu ch\u1ecdn c\u00e1p lai n\u00ean d\u1ef1 ph\u00f2ng m\u1ed9t s\u1ed1 s\u1ee3i thay v\u00ec t\u00e1ch ri\u00eang; b\u1ea3n chu\u1ea9n c\u1ee7a datasheet \u0111\u00e3 c\u00f3 24 s\u1ee3i.<\/p>\n<h3>6.2 C\u00e1c c\u1ea5p \u0111i\u1ec7n \u00e1p: 6\/10 kV hay 8,7\/15 kV<\/h3>\n<p>T\u1eeb 6\/10 kV l\u00ean 8,7\/15 kV, \u0111i\u1ec7n \u00e1p th\u1eed t\u0103ng t\u1eeb 17 kV l\u00ean 24 kV v\u00e0 \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a t\u1eeb 12 kV l\u00ean 18 kV<sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[3]<\/sup>. C\u00e1ch \u0111i\u1ec7n d\u00e0y h\u01a1n l\u00e0m \u0111\u01b0\u1eddng k\u00ednh, b\u00e1n k\u00ednh u\u1ed1n v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng t\u0103ng cho c\u00f9ng ti\u1ebft di\u1ec7n; v\u00ec v\u1eady kh\u00f4ng n\u00ean ch\u1ecdn 15 kV n\u1ebfu l\u01b0\u1edbi ch\u1ec9 6,6 hay 11 kV v\u00e0 kh\u00f4ng c\u00f3 l\u00fd do v\u1ec1 ch\u1ebf \u0111\u1ed9 n\u1ed1i \u0111\u1ea5t, tr\u1eeb khi l\u00f4 c\u00e1p \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u cho c\u1ea3 hai l\u01b0\u1edbi.<\/p>\n<h3>6.3 V\u1eadt li\u1ec7u v\u1ecf: PCP, CPE hay PUR<\/h3>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1100px\"><caption>V\u1eadt li\u1ec7u v\u1ecf cho c\u00e1p tang cu\u1ed1n v\u00e0 k\u00e9o l\u00ea (s\u1ed1 do FeiChun n\u00eau, tr\u1eeb ch\u1ed7 ghi kh\u00e1c)<\/caption><thead><tr><th>Ti\u00eau ch\u00ed<\/th><th>PCP \/ CR 5GM5 (c\u00e1p trong datasheet)<\/th><th>CPE nhi\u1ec7t \u0111\u1edbi<\/th><th>PUR g\u1ed1c polyether<\/th><\/tr><\/thead><tbody><tr><td>H\u1ea5p th\u1ee5 \u1ea9m<\/td><td>5GM3 1,5 – 3 %; PCP 2 – 4 %<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/td><td>d\u01b0\u1edbi 0,5 % (28 ng\u00e0y, 70 \u00b0C)<sup class=\"ref-n\">[12]<\/sup><\/td><td>d\u01b0\u1edbi 0,8 %<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>B\u1ec1n k\u00e9o<\/td><td>5GM3 \u2265 10 N\/mm\u00b2; 5GM5 \u2265 15 N\/mm\u00b2<sup class=\"ref-n\">[11]<\/sup><\/td><td>theo h\u00e3ng<\/td><td>theo h\u00e3ng<\/td><\/tr><tr><td>Axit v\u00e0 n\u1ea5m<\/td><td>PCP d\u1ec5 h\u1ecfng \u1edf n\u01b0\u1edbc axit pH 2,8 – 4,0 v\u00e0 n\u1ea5m nhi\u1ec7t \u0111\u1edbi<sup class=\"ref-n\">[12]<\/sup><\/td><td>ch\u1ecbu axit \u0111\u1ebfn pH 2,5, c\u00f3 ph\u1ee5 gia ch\u1ed1ng n\u1ea5m<sup class=\"ref-n\">[12]<\/sup><\/td><td>kh\u00f4ng n\u00eau<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 th\u1ea5p<\/td><td>chuy\u1ec3n \u0111\u1ed9ng \u221235 \u00b0C (datasheet n\u00e0y); 5GM3 c\u1ee9ng d\u01b0\u1edbi kho\u1ea3ng \u221225 \u00b0C theo FeiChun<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[11]<\/sup><\/td><td>theo h\u00e3ng<\/td><td>d\u1ebbo \u0111\u1ebfn \u221250 \u00b0C (TENAX-PUR)<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>M\u00e0i m\u00f2n<\/td><td>ti\u00eau chu\u1ea9n VDE 0250; s\u1ed1 \u0111o kh\u00f4ng n\u00eau trong datasheet<\/td><td>v\u1ecf d\u00e0y cho k\u00e9o l\u00ea m\u1ecf<sup class=\"ref-n\">[12]<\/sup><\/td><td>FeiChun n\u00eau m\u00e0i m\u00f2n t\u1ed1t h\u01a1n v\u1ecf \u0111\u00e0n h\u1ed3i ti\u00eau chu\u1ea9n<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>Halogen<\/td><td>PCP ch\u1ee9a clo<\/td><td>ch\u1ee9a clo<\/td><td>c\u00f3 b\u1ea3n kh\u00f4ng halogen (c\u00e1p festoon PUR-HF)<\/td><\/tr><tr><td>D\u00f9ng trong h\u1ecd<\/td><td>c\u00e1p tang cu\u1ed1n trung th\u1ebf VDE 0250-813<\/td><td>c\u00e1p m\u1ecf Type 240, Type 275<sup class=\"ref-n\">[12]<\/sup><\/td><td>BUFLEX-M, TENAX-PUR<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"svg\"><svg viewBox=\"0 0 900 448\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"H\u1ea5p th\u1ee5 \u1ea9m do FeiChun n\u00eau cho c\u00e1c v\u1eadt li\u1ec7u v\u1ecf (c\u1eadn tr\u00ean c\u1ee7a kho\u1ea3ng, %)\"><rect width=\"900\" height=\"448\" fill=\"#0e1a1e\"><\/rect><text x=\"20.0\" y=\"30.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">H\u1ea5p th\u1ee5 \u1ea9m do FeiChun n\u00eau cho c\u00e1c v\u1eadt li\u1ec7u v\u1ecf (c\u1eadn tr\u00ean c\u1ee7a kho\u1ea3ng, %)<\/text><line x1=\"90\" y1=\"340.0\" x2=\"860\" y2=\"340.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"344.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">0,0<\/text><line x1=\"90\" y1=\"286.0\" x2=\"860\" y2=\"286.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"290.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">1,0<\/text><line x1=\"90\" y1=\"232.0\" x2=\"860\" y2=\"232.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"236.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">2,0<\/text><line x1=\"90\" y1=\"178.0\" x2=\"860\" y2=\"178.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"182.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">3,0<\/text><line x1=\"90\" y1=\"124.0\" x2=\"860\" y2=\"124.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"128.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">4,0<\/text><line x1=\"90\" y1=\"70.0\" x2=\"860\" y2=\"70.0\" stroke=\"#2a4650\"><\/line><text x=\"80.0\" y=\"74.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">5,0<\/text><text x=\"20.0\" y=\"56.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">%<\/text><rect x=\"167.2\" y=\"178.0\" width=\"38.0\" height=\"162.0\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"186.2\" y=\"173.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#e8c37b\" font-weight=\"bold\">3,0<\/text><text x=\"186.2\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">CR 5GM3<\/text><rect x=\"359.8\" y=\"124.0\" width=\"38.0\" height=\"216.0\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"378.8\" y=\"119.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#e8c37b\" font-weight=\"bold\">4,0<\/text><text x=\"378.8\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">PCP (c\u00e1p m\u1ecf)<\/text><rect x=\"552.2\" y=\"296.8\" width=\"38.0\" height=\"43.2\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"571.2\" y=\"291.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#e8c37b\" font-weight=\"bold\">0,8<\/text><text x=\"571.2\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">PUR polyether<\/text><rect x=\"744.8\" y=\"313.0\" width=\"38.0\" height=\"27.0\" fill=\"#e8c37b\" rx=\"2\"><\/rect><text x=\"763.8\" y=\"308.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#e8c37b\" font-weight=\"bold\">0,5<\/text><text x=\"763.8\" y=\"362.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">CPE nhi\u1ec7t \u0111\u1edbi<\/text><rect x=\"90\" y=\"388\" width=\"14\" height=\"14\" fill=\"#e8c37b\"><\/rect><text x=\"110.0\" y=\"400.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">c\u1eadn tr\u00ean, % kh\u1ed1i l\u01b0\u1ee3ng<\/text><text x=\"90.0\" y=\"422.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">FeiChun n\u00eau: 5GM3 1,5 – 3 %; PCP 2 – 4 %; PUR polyether d\u01b0\u1edbi 0,8 %; CPE d\u01b0\u1edbi 0,5 % (28 ng\u00e0y, 70 \u00b0C) [11][12].<\/text><text x=\"90.0\" y=\"440.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">\u0110\u00e2y l\u00e0 c\u00f4ng b\u1ed1 c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t; ph\u01b0\u01a1ng ph\u00e1p th\u1eed kh\u00e1c nhau, c\u1ea7n bi\u00ean b\u1ea3n \u0111o theo t\u1eebng m\u00e3. C\u00e1p trong datasheet n\u00e0y d\u00f9ng v\u1ecf PCP.<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 6. H\u1ea5p th\u1ee5 \u1ea9m do FeiChun n\u00eau cho c\u00e1c v\u1eadt li\u1ec7u v\u1ecf: PUR polyether d\u01b0\u1edbi 0,8 % v\u00e0 CPE d\u01b0\u1edbi 0,5 %, so v\u1edbi 1,5 – 3 % c\u1ee7a 5GM3 v\u00e0 2 – 4 % c\u1ee7a PCP; c\u1eadn tr\u00ean c\u1ee7a kho\u1ea3ng c\u00f4ng b\u1ed1.<\/div><\/div>\n<div class=\"note\"><b>Quy t\u1eafc ch\u1ecdn (t\u00e1c gi\u1ea3).<\/b> Tang cu\u1ed1n trung th\u1ebf c\u00f3 t\u00edn hi\u1ec7u quang tr\u00ean c\u1ea9u container ho\u1eb7c m\u00e1y r\u1ea3i – thu h\u1ed3i, l\u01b0\u1edbi \u0111\u1ebfn 15 kV \u2192 c\u00e1p tr\u00f2n lai 8,7\/15 kV c\u00f3 ph\u1ea7n t\u1eed \u0111\u1ee1 (datasheet n\u00e0y). Tang m\u1ed9t l\u1edbp, festoon, ch\u1ec9 u\u1ed1n m\u1ed9t m\u1eb7t ph\u1eb3ng, \u2264 6\/10 kV \u2192 c\u00e1p d\u1eb9t c\u00f3 quang. C\u1ea7n ch\u1ecbu xo\u1eafn l\u1edbn ho\u1eb7c mu\u1ed1n t\u00e1ch r\u1ee7i ro quang \u2192 c\u00e1p tang cu\u1ed1n kh\u00f4ng quang c\u1ed9ng c\u00e1p quang tang cu\u1ed1n ri\u00eang. K\u00e9o l\u00ea tr\u00ean n\u1ec1n m\u1ecf \u2192 c\u00e1p k\u00e9o l\u00ea v\u1ecf d\u00e0y (Type 240, Type 275, TENAX-PUR). X\u00edch d\u1eabn c\u00e1p, festoon h\u1ea1 \u00e1p \u2192 h\u1ecd FESTOONFLEX, RONDOFLEX, kh\u00f4ng ph\u1ea3i c\u00e1p n\u00e0y.<\/div>\n<\/section><section id=\"s7\"><h2>7. \u1ee8ng d\u1ee5ng \u1edf c\u1ea3ng v\u00e0 m\u1ecf, v\u00e0 ranh gi\u1edbi s\u1eed d\u1ee5ng<\/h2>\n<p>Datasheet n\u00eau \u1ee9ng d\u1ee5ng ch\u00ednh l\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng ch\u1ecbu t\u1ea3i c\u01a1 h\u1ecdc cao: t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n l\u1edbn, t\u1ea3i k\u00e9o \u0111\u1ed9ng, nhi\u1ec1u l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng sang c\u00e1c m\u1eb7t ph\u1eb3ng kh\u00e1c nhau, qu\u1eadt khi ch\u1ea1y qua con l\u0103n v\u00e0 ch\u1ecbu xo\u1eafn, v\u00ed d\u1ee5 c\u1ea9u container ch\u1ea1y nhanh v\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn<sup class=\"ref-n\">[1]<\/sup>. Tang cu\u1ed1n tr\u00ean c\u1ea9u b\u00e1nh l\u1ed1p, c\u1ea9u gi\u00e0n v\u00e0 m\u00e1y r\u1ea3i – thu h\u1ed3i l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng g\u1ea7n nh\u1ea5t; k\u00e9o l\u00ea tr\u00ean n\u1ec1n \u0111\u00e1 v\u00e0 x\u00edch d\u1eabn c\u00e1p n\u1eb1m ngo\u00e0i ph\u1ea1m vi.<\/p>\n<div class=\"imgcap\"><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Tang cu\u1ed1n tr\u00ean c\u1ea9u b\u00e1nh l\u1ed1p ho\u1eb7c c\u1ea9u gi\u00e0n: c\u00e1p trung th\u1ebf t\u00edch h\u1ee3p s\u1ee3i quang nh\u1ea3 ra theo h\u00e0nh tr\u00ecnh di chuy\u1ec3n\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"><\/rect><text x=\"200.0\" y=\"22.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">Tang cu\u1ed1n tr\u00ean thi\u1ebft b\u1ecb di chuy\u1ec3n (RTG, RMG, STS)<\/text><rect x=\"20\" y=\"170\" width=\"360\" height=\"6\" fill=\"#3a4a52\"><\/rect><rect x=\"50\" y=\"70\" width=\"120\" height=\"90\" rx=\"6\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><circle cx=\"75\" cy=\"168\" r=\"9\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/circle><circle cx=\"145\" cy=\"168\" r=\"9\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/circle><circle cx=\"110\" cy=\"112\" r=\"34\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"6\"><\/circle><circle cx=\"110\" cy=\"112\" r=\"24\" fill=\"none\" stroke=\"#e8c37b\" stroke-width=\"6\"><\/circle><circle cx=\"110\" cy=\"112\" r=\"14\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"6\"><\/circle><circle cx=\"110\" cy=\"112\" r=\"5\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"><\/circle><path d=\"M144 112 C 190 112, 200 160, 250 163 L 372 163\" fill=\"none\" stroke=\"#0a1014\" stroke-width=\"10\" stroke-linecap=\"round\"><\/path><path d=\"M144 112 C 190 112, 200 160, 250 163 L 372 163\" fill=\"none\" stroke=\"#a8322d\" stroke-width=\"7\" stroke-linecap=\"round\"><\/path><polygon points=\"30,128 6,118 6,138\" fill=\"#5fd88a\"><\/polygon><text x=\"40.0\" y=\"52.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"11.5\" fill=\"#5fd88a\" font-weight=\"normal\">h\u00e0nh tr\u00ecnh \u2190<\/text><text x=\"200.0\" y=\"198.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">Dc \u2265 2R = 20 \u00d7 D (3\u00d795: \u2265 1 298 mm)<\/text><text x=\"200.0\" y=\"216.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">t\u1ed1c \u0111\u1ed9 gantry kh\u00f4ng h\u1ea1n ch\u1ebf; tr\u00ean 300 m\/ph\u00fat h\u1ecfi h\u00e3ng [1]<\/text><text x=\"200.0\" y=\"234.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">datasheet: c\u1ea9u container t\u1ed1c \u0111\u1ed9 cao, thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn<\/text><polyline points=\"330,70 339.8,79.8 358,59\" fill=\"none\" stroke=\"#5fd88a\" stroke-width=\"7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/polyline><\/svg><figcaption>Tang cu\u1ed1n tr\u00ean thi\u1ebft b\u1ecb di chuy\u1ec3n: t\u1ed1c \u0111\u1ed9 gantry kh\u00f4ng h\u1ea1n ch\u1ebf, tr\u00ean 300 m\/ph\u00fat h\u1ecfi h\u00e3ng; Dc \u2265 2R<sup class=\"ref-n\">[1]<\/sup><\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"\u0110\u1ed5i h\u01b0\u1edbng ch\u1eef S qua con l\u0103n: kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng l\u00e0 20 l\u1ea7n \u0111\u01b0\u1eddng k\u00ednh c\u00e1p\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"><\/rect><text x=\"200.0\" y=\"22.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0110\u1ed5i h\u01b0\u1edbng ch\u1eef S qua con l\u0103n<\/text><path d=\"M10 150 C 70 150, 90 90, 150 90 S 230 150, 290 150 S 330 100, 392 100\" fill=\"none\" stroke=\"#0a1014\" stroke-width=\"11\" stroke-linecap=\"round\"><\/path><path d=\"M10 150 C 70 150, 90 90, 150 90 S 230 150, 290 150 S 330 100, 392 100\" fill=\"none\" stroke=\"#a8322d\" stroke-width=\"8\" stroke-linecap=\"round\"><\/path><circle cx=\"100\" cy=\"126\" r=\"15\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"><\/circle><circle cx=\"100\" cy=\"126\" r=\"3\" fill=\"#38c8e8\"><\/circle><circle cx=\"200\" cy=\"116\" r=\"15\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"><\/circle><circle cx=\"200\" cy=\"116\" r=\"3\" fill=\"#38c8e8\"><\/circle><circle cx=\"290\" cy=\"126\" r=\"15\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"><\/circle><circle cx=\"290\" cy=\"126\" r=\"3\" fill=\"#38c8e8\"><\/circle><line x1=\"100\" y1=\"170\" x2=\"290\" y2=\"170\" stroke=\"#e8c37b\" stroke-width=\"1.5\"><\/line><polyline points=\"106,164 100,170 106,176\" fill=\"none\" stroke=\"#e8c37b\"><\/polyline><polyline points=\"284,164 290,170 284,176\" fill=\"none\" stroke=\"#e8c37b\"><\/polyline><text x=\"195.0\" y=\"188.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#e8c37b\" font-weight=\"bold\">kho\u1ea3ng c\u00e1ch \u2265 20 \u00d7 D<\/text><text x=\"200.0\" y=\"208.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">R con l\u0103n \u2265 10 \u00d7 D (3\u00d795: \u2265 649 mm)<\/text><text x=\"200.0\" y=\"226.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">datasheet n\u00eau ‘churning on running over rollers’ [1]<\/text><polyline points=\"340,36 349.8,45.8 368,25\" fill=\"none\" stroke=\"#5fd88a\" stroke-width=\"7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><\/polyline><\/svg><figcaption>\u0110\u1ed5i h\u01b0\u1edbng ch\u1eef S qua con l\u0103n: gi\u1eef kho\u1ea3ng c\u00e1ch \u2265 20\u00d7D gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng<sup class=\"ref-n\">[1]<\/sup><\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"C\u00e1p cu\u1ed1n nhi\u1ec1u l\u1edbp tr\u00ean tang: h\u1ec7 s\u1ed1 gi\u1ea3m d\u00f2ng 0,80; 0,61; 0,49; 0,42; 0,38 theo s\u1ed1 l\u1edbp\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"><\/rect><text x=\"200.0\" y=\"22.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">Cu\u1ed1n nhi\u1ec1u l\u1edbp: d\u00f2ng gi\u1ea3m theo s\u1ed1 l\u1edbp<\/text><circle cx=\"110\" cy=\"132\" r=\"86\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"8\"><\/circle><circle cx=\"110\" cy=\"132\" r=\"70\" fill=\"none\" stroke=\"#e8c37b\" stroke-width=\"8\"><\/circle><circle cx=\"110\" cy=\"132\" r=\"54\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"8\"><\/circle><circle cx=\"110\" cy=\"132\" r=\"38\" fill=\"#16262c\" stroke=\"#38c8e8\" stroke-width=\"2\"><\/circle><text x=\"110.0\" y=\"136.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"11\" fill=\"#9cc0cc\" font-weight=\"normal\">l\u00f5i tang<\/text><text x=\"110.0\" y=\"112.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#38c8e8\" font-weight=\"bold\">Dc<\/text><rect x=\"232\" y=\"61\" width=\"14\" height=\"14\" fill=\"#5fd88a\"><\/rect><text x=\"254.0\" y=\"73.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">1 l\u1edbp<\/text><text x=\"330.0\" y=\"73.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#5fd88a\" font-weight=\"bold\">\u00d70,80<\/text><rect x=\"232\" y=\"85\" width=\"14\" height=\"14\" fill=\"#38c8e8\"><\/rect><text x=\"254.0\" y=\"97.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">2 l\u1edbp<\/text><text x=\"330.0\" y=\"97.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">\u00d70,61<\/text><rect x=\"232\" y=\"109\" width=\"14\" height=\"14\" fill=\"#e8c37b\"><\/rect><text x=\"254.0\" y=\"121.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">3 l\u1edbp<\/text><text x=\"330.0\" y=\"121.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">\u00d70,49<\/text><rect x=\"232\" y=\"133\" width=\"14\" height=\"14\" fill=\"#ffb454\"><\/rect><text x=\"254.0\" y=\"145.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">4 l\u1edbp<\/text><text x=\"330.0\" y=\"145.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#ffb454\" font-weight=\"bold\">\u00d70,42<\/text><rect x=\"232\" y=\"157\" width=\"14\" height=\"14\" fill=\"#ff777f\"><\/rect><text x=\"254.0\" y=\"169.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">5 l\u1edbp<\/text><text x=\"330.0\" y=\"169.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#ff777f\" font-weight=\"bold\">\u00d70,38<\/text><text x=\"224.0\" y=\"208.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"11.5\" fill=\"#9cc0cc\" font-weight=\"normal\">h\u1ec7 s\u1ed1 VDE 0298-4 [9]<\/text><text x=\"224.0\" y=\"226.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"11.5\" fill=\"#e8c37b\" font-weight=\"normal\">3\u00d795: 319 A \u2192 134 A (4 l\u1edbp)<\/text><\/svg><figcaption>Cu\u1ed1n nhi\u1ec1u l\u1edbp: d\u00f2ng gi\u1ea3m c\u00f2n 0,80 \/ 0,61 \/ 0,49 \/ 0,42 \/ 0,38 theo s\u1ed1 l\u1edbp<sup class=\"ref-n\">[9]<\/sup><\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"\u0110\u01b0a t\u00edn hi\u1ec7u quang ra kh\u1ecfi tang quay b\u1eb1ng kh\u1edbp quay quang FORJ v\u00e0 ti\u1ebfp \u0111i\u1ec7n cho ph\u1ea7n l\u1ef1c\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"><\/rect><text x=\"200.0\" y=\"22.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">Tr\u1ee5c tang: n\u01a1i s\u1ee3i quang v\u00e0 d\u00e2y l\u1ef1c \u0111i ra<\/text><circle cx=\"120\" cy=\"120\" r=\"62\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"7\"><\/circle><circle cx=\"120\" cy=\"120\" r=\"46\" fill=\"none\" stroke=\"#e8c37b\" stroke-width=\"7\"><\/circle><circle cx=\"120\" cy=\"120\" r=\"30\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"7\"><\/circle><circle cx=\"120\" cy=\"120\" r=\"9\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"><\/circle><line x1=\"120\" y1=\"120\" x2=\"250\" y2=\"120\" stroke=\"#7c8a92\" stroke-width=\"8\"><\/line><rect x=\"196\" y=\"100\" width=\"46\" height=\"40\" rx=\"4\" fill=\"#16262c\" stroke=\"#c98aff\" stroke-width=\"2\"><\/rect><text x=\"219.0\" y=\"124.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#c98aff\" font-weight=\"bold\">FORJ<\/text><rect x=\"250\" y=\"100\" width=\"46\" height=\"40\" rx=\"4\" fill=\"#16262c\" stroke=\"#ffb454\" stroke-width=\"2\"><\/rect><text x=\"273.0\" y=\"124.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#ffb454\" font-weight=\"bold\">MV<\/text><path d=\"M219 100 L 219 74 L 296 74\" fill=\"none\" stroke=\"#2ec27e\" stroke-width=\"3\" stroke-dasharray=\"6 4\"><\/path><path d=\"M273 140 L 273 170 L 296 170\" fill=\"none\" stroke=\"#a8322d\" stroke-width=\"5\"><\/path><text x=\"302.0\" y=\"78.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"11.5\" fill=\"#2ec27e\" font-weight=\"normal\">quang \u2192 t\u1ee7 m\u1ea1ng<\/text><text x=\"302.0\" y=\"174.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"11.5\" fill=\"#ffb454\" font-weight=\"normal\">l\u1ef1c \u2192 t\u1ee7 MV<\/text><text x=\"200.0\" y=\"204.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">\u0111\u1ea7u c\u00e1p quang v\u00e0 \u0111\u1ea7u c\u00e1p MV t\u00e1ch kh\u1ecfi nhau tr\u00ean tang<\/text><text x=\"200.0\" y=\"222.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">FORJ \u0111a mode 50\/125, 62,5\/125 ho\u1eb7c \u0111\u01a1n mode 9\/125 [10]<\/text><text x=\"200.0\" y=\"240.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">datasheet c\u00e1p kh\u00f4ng n\u00eau ph\u1ee5 ki\u1ec7n \u0111\u1ea7u c\u00e1p<\/text><\/svg><figcaption>Tr\u1ee5c tang: s\u1ee3i quang ra qua kh\u1edbp quay quang, ph\u1ea7n l\u1ef1c qua b\u1ed9 ti\u1ebfp \u0111i\u1ec7n<sup class=\"ref-n\">[10]<\/sup><\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"X\u00edch d\u1eabn c\u00e1p: kh\u00f4ng n\u1eb1m trong ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a datasheet c\u00e1p trung th\u1ebf n\u00e0y\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"><\/rect><text x=\"200.0\" y=\"22.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">X\u00edch d\u1eabn c\u00e1p<\/text><rect x=\"40\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"40\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"70\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"70\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"100\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"100\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"130\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"130\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"160\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"160\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"190\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"190\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"220\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"220\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"250\" y=\"64\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><rect x=\"250\" y=\"132\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><path d=\"M246 71 A 34 34 0 0 1 246 139\" fill=\"none\" stroke=\"#38c8e8\" stroke-width=\"10\"><\/path><path d=\"M40 105 H 250\" stroke=\"#a8322d\" stroke-width=\"12\" stroke-linecap=\"round\"><\/path><line x1=\"318\" y1=\"80\" x2=\"358\" y2=\"120\" stroke=\"#ff777f\" stroke-width=\"7\" stroke-linecap=\"round\"><\/line><line x1=\"318\" y1=\"120\" x2=\"358\" y2=\"80\" stroke=\"#ff777f\" stroke-width=\"7\" stroke-linecap=\"round\"><\/line><text x=\"200.0\" y=\"178.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#ff777f\" font-weight=\"normal\">datasheet kh\u00f4ng n\u00eau x\u00edch d\u1eabn c\u00e1p [1]<\/text><text x=\"200.0\" y=\"196.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">R \u2265 10 \u00d7 D = 469 – 927 mm: x\u00edch c\u1ee1 r\u1ea5t l\u1edbn, \u00edt kh\u1ea3 thi<\/text><text x=\"200.0\" y=\"214.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">x\u00edch d\u1eabn c\u00e1p: d\u00f9ng c\u00e1p \u0111i\u1ec1u khi\u1ec3n \/ l\u1ef1c h\u1ea1 \u00e1p chuy\u00ean d\u1ee5ng<\/text><text x=\"200.0\" y=\"232.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">(xem b\u00e0i FESTOONFLEX C-PUR-HF)<\/text><\/svg><figcaption>X\u00edch d\u1eabn c\u00e1p: datasheet kh\u00f4ng n\u00eau; b\u00e1n k\u00ednh 10\u00d7D r\u1ea5t l\u1edbn<sup class=\"ref-n\">[1]<\/sup><\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"K\u00e9o l\u00ea tr\u00ean n\u1ec1n \u0111\u00e1 \u1edf m\u1ecf l\u1ed9 thi\u00ean: c\u1ea7n c\u00e1p k\u00e9o l\u00ea chuy\u00ean d\u1ee5ng, kh\u00f4ng d\u00f9ng c\u00e1p tang cu\u1ed1n n\u00e0y\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"><\/rect><text x=\"200.0\" y=\"22.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">K\u00e9o l\u00ea tr\u00ean n\u1ec1n m\u1ecf<\/text><path d=\"M20 160 L 90 142 L 150 158 L 215 138 L 285 156 L 385 142 L 385 176 L 20 176 Z\" fill=\"#2a3338\" stroke=\"#3a4a52\"><\/path><rect x=\"30\" y=\"100\" width=\"72\" height=\"34\" rx=\"6\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/rect><circle cx=\"48\" cy=\"140\" r=\"9\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/circle><circle cx=\"84\" cy=\"140\" r=\"9\" fill=\"#22333b\" stroke=\"#38c8e8\"><\/circle><path d=\"M102 120 C 150 120, 160 146, 205 140 C 250 136, 285 150, 340 140\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"8\" stroke-linecap=\"round\"><\/path><line x1=\"310\" y1=\"56\" x2=\"350\" y2=\"96\" stroke=\"#ff777f\" stroke-width=\"7\" stroke-linecap=\"round\"><\/line><line x1=\"310\" y1=\"96\" x2=\"350\" y2=\"56\" stroke=\"#ff777f\" stroke-width=\"7\" stroke-linecap=\"round\"><\/line><text x=\"200.0\" y=\"198.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#ff777f\" font-weight=\"normal\">k\u00e9o l\u00ea n\u1ec1n \u0111\u00e1: m\u00e0i m\u00f2n, c\u1eaft, nghi\u1ec1n, xo\u1eafn<\/text><text x=\"200.0\" y=\"215.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">d\u00f9ng c\u00e1p k\u00e9o l\u00ea m\u1ecf v\u1ecf d\u00e0y: Type 240 \/ 275,<\/text><text x=\"200.0\" y=\"232.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">TENAX-PUR, (N)TSCGEW\u00d6U v\u1ecf 5GM5 \/ CPE [11][12]<\/text><\/svg><figcaption>K\u00e9o l\u00ea n\u1ec1n m\u1ecf: c\u1ea7n c\u00e1p k\u00e9o l\u00ea v\u1ecf d\u00e0y<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/figcaption><\/figure><\/div>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1100px\"><caption>Ki\u1ec3m tra theo k\u1ecbch b\u1ea3n<\/caption><thead><tr><th>K\u1ecbch b\u1ea3n<\/th><th>T\u1ea3i ch\u00ednh<\/th><th>C\u1ea7n ki\u1ec3m tra<\/th><\/tr><\/thead><tbody><tr><td>C\u1ea9u b\u00e1nh l\u1ed1p, c\u1ea9u gi\u00e0n, c\u1ea9u STS: tang cu\u1ed1n trung th\u1ebf c\u00f3 quang<\/td><td>k\u00e9o \u0111\u1ed9ng, u\u1ed1n l\u1eb7p, nhi\u1ec7t \u1ea9m, n\u01b0\u1edbc bi\u1ec3n<\/td><td>D<sub>c<\/sub> \u2265 2R = 20\u00d7D; s\u1ed1 l\u1edbp v\u00e0 h\u1ec7 s\u1ed1 d\u00f2ng (m\u1ee5c 5.3); kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9n; kh\u1edbp quay quang<\/td><\/tr><tr><td>M\u00e1y r\u1ea3i – thu h\u1ed3i, m\u00e1y x\u1ebfp d\u1ee1 t\u00e0u ch\u1ea1y d\u1ecdc ray h\u00e0ng tr\u0103m m\u00e9t<\/td><td>h\u00e0nh tr\u00ecnh d\u00e0i, k\u00e9o, xo\u1eafn khi \u0111\u1ed5i h\u01b0\u1edbng<\/td><td>chi\u1ec1u d\u00e0i c\u00e1p; L<sub>S<\/sub> \u2265 20\u00d7D; xo\u1eafn \u00b125 \u00b0\/m; t\u1ed1c \u0111\u1ed9 tr\u00ean 300 m\/ph\u00fat ph\u1ea3i h\u1ecfi h\u00e3ng<\/td><\/tr><tr><td>C\u00e1p qua con l\u0103n v\u00e0 \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S<\/td><td>qu\u1eadt, u\u1ed1n ng\u01b0\u1ee3c<\/td><td>R con l\u0103n \u2265 10\u00d7D; kho\u1ea3ng c\u00e1ch gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng \u2265 20\u00d7D; th\u1eed u\u1ed1n qua con l\u0103n<\/td><\/tr><tr><td>Kh\u00ed h\u1eadu nhi\u1ec7t \u0111\u1edbi (35 – 50 \u00b0C, \u0111\u1ed9 \u1ea9m tr\u00ean 85 %)<\/td><td>gi\u1ea3m d\u00f2ng, th\u1ee7y ph\u00e2n, n\u1ea5m<\/td><td>h\u1ec7 s\u1ed1 nhi\u1ec7t \u0111\u1ed9; h\u1ea5p th\u1ee5 \u1ea9m; lo\u1ea1i c\u00e1ch \u0111i\u1ec7n EPR v\u00e0 v\u1ecf; m\u1ea1 thi\u1ebfc<\/td><\/tr><tr><td>M\u00e1y x\u00fac \u0111i\u1ec7n, dragline k\u00e9o l\u00ea tr\u00ean n\u1ec1n m\u1ecf<\/td><td>m\u00e0i m\u00f2n, c\u1eaft, nghi\u1ec1n<\/td><td>kh\u00f4ng d\u00f9ng c\u00e1p n\u00e0y; d\u00f9ng Type 240, Type 275, TENAX-PUR ho\u1eb7c (N)TSCGEW\u00d6U v\u1ecf 5GM5 \/ CPE<\/td><\/tr><tr><td>X\u00edch d\u1eabn c\u00e1p, festoon<\/td><td>u\u1ed1n l\u1eb7p m\u1ed9t chi\u1ec1u<\/td><td>datasheet kh\u00f4ng n\u00eau; b\u00e1n k\u00ednh 469 – 927 mm; d\u00f9ng h\u1ecd FESTOONFLEX, RONDOFLEX<\/td><\/tr><tr><td>Ng\u00e2m n\u01b0\u1edbc ho\u1eb7c nh\u00fang s\u00e2u<\/td><td>\u00e1p su\u1ea5t, th\u1ee7y ph\u00e2n<\/td><td>datasheet ch\u1ec9 n\u00eau ch\u1ecbu n\u01b0\u1edbc bi\u1ec3n, kh\u00f4ng n\u00eau \u0111\u1ed9 s\u00e2u hay th\u1eddi gian; h\u1ecfi h\u00e3ng<\/td><\/tr><tr><td>Ngo\u00e0i \u221235 \u2026 +80 \u00b0C khi chuy\u1ec3n \u0111\u1ed9ng<\/td><td>qu\u00e1 l\u1ea1nh ho\u1eb7c qu\u00e1 n\u00f3ng<\/td><td>ngo\u00e0i d\u1ea3i c\u1ee7a datasheet; v\u00f9ng l\u1ea1nh d\u01b0\u1edbi \u221235 \u00b0C c\u1ea7n c\u00e1p PUR nh\u01b0 TENAX-PUR<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:900px\"><caption>Thi\u1ebft b\u1ecb m\u1ecf v\u00e0 c\u1ea3ng \u1ee9ng v\u1edbi h\u1ecd c\u00e1p FeiChun (theo ma tr\u1eadn thi\u1ebft b\u1ecb c\u00f4ng b\u1ed1 c\u1ee7a FeiChun)<\/caption><thead><tr><th>Thi\u1ebft b\u1ecb<\/th><th>Chuy\u1ec3n \u0111\u1ed9ng c\u00e1p<\/th><th>\u0110i\u1ec7n \u00e1p<\/th><th>H\u1ecd c\u00e1p FeiChun<\/th><\/tr><\/thead><tbody><tr><td>C\u1ea9u STS, RTG<\/td><td>tang cu\u1ed1n \/ festoon<\/td><td>0,6\/1 kV – 6,6\/6,6 kV<\/td><td>BUFLEX-M (v\u1ecf PUR)<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>M\u00e1y r\u1ea3i – thu h\u1ed3i<\/td><td>tang cu\u1ed1n ngang<\/td><td>0,6\/1 kV – 6 kV<\/td><td>BUFLEX-M (v\u1ecf PUR)<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>M\u00e1y x\u00fac \u0111i\u1ec7n b\u1ec1 m\u1eb7t<\/td><td>k\u00e9o l\u00ea n\u1ec1n m\u1ecf<\/td><td>6\/10 kV – 18\/30 kV<\/td><td>(N)TSCGEW\u00d6U t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>Dragline<\/td><td>k\u00e9o l\u00ea n\u1ec1n m\u1ecf<\/td><td>6\/10 kV – 18\/30 kV<\/td><td>TENAX-PUR<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>M\u00e1y khoan h\u1ea7m TBM<\/td><td>k\u00e9o l\u00ea \/ b\u00e1n c\u1ed1 \u0111\u1ecbnh<\/td><td>6\/10 kV<\/td><td>NSSHCGEOEU t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>M\u00e1y x\u00fac LHD h\u1ea7m l\u00f2<\/td><td>k\u00e9o l\u00ea d\u1ed1c h\u1ea7m<\/td><td>3,3\/3,3 kV<\/td><td>Type 275 nhi\u1ec7t \u0111\u1edbi h\u00f3a<sup class=\"ref-n\">[12]<\/sup><\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"warn\"><b>Gi\u1edbi h\u1ea1n.<\/b> B\u00e0i ch\u1ec9 tr\u00ecnh b\u00e0y s\u1ed1 li\u1ec7u c\u00f4ng khai v\u00e0 ph\u00e9p t\u00ednh s\u01a1 b\u1ed9; thi\u1ebft k\u1ebf tang cu\u1ed1n, l\u01b0\u1edbi trung th\u1ebf, n\u1ed1i \u0111\u1ea5t, b\u1ea3o v\u1ec7 v\u00e0 m\u1ea1ng quang c\u1ea7n k\u1ef9 s\u01b0 chuy\u00ean ng\u00e0nh th\u1ef1c hi\u1ec7n k\u00e8m nghi\u00ean c\u1ee9u h\u1ec7 th\u1ed1ng. Datasheet kh\u00f4ng c\u00f4ng b\u1ed1 s\u1ed1 chu k\u1ef3 u\u1ed1n, tu\u1ed5i th\u1ecd, \u0111\u1ed9 s\u00e2u ng\u00e2m, \u0111i\u1ec7n dung v\u00e0 th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9: c\u00e1c gi\u00e1 tr\u1ecb n\u00e0y ph\u1ea3i l\u1ea5y t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e1p.<\/div>\n<\/section><section id=\"s8\"><h2>8. S\u1ee3i quang tr\u00ean tang: h\u1ed3 s\u01a1 v\u00e0 \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i<\/h2>\n<p>S\u1ee3i quang trong c\u00e1p tang cu\u1ed1n ch\u1ecbu l\u1ef1c n\u00e9n, u\u1ed1n v\u00e0 xo\u1eafn l\u1eb7p l\u1ea1i; ba \u0111i\u1ec3m th\u01b0\u1eddng quy\u1ebft \u0111\u1ecbnh tu\u1ed5i th\u1ecd l\u00e0 c\u1ea5u t\u1ea1o ph\u1ea7n t\u1eed quang, \u0111\u1ea7u n\u1ed1i \u1edf hai \u0111\u1ea7u v\u00e0 kh\u1edbp quay \u1edf tr\u1ee5c tang. Ti\u00eau chu\u1ea9n IEC 60794-1-21 quy \u0111\u1ecbnh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed c\u01a1 h\u1ecdc cho c\u00e1p quang v\u00e0 c\u00e1p lai quang – \u0111i\u1ec7n: E1 (k\u00e9o), E2A (m\u00e0i m\u00f2n v\u1ecf), E3 (n\u00e9n), E6 (u\u1ed1n l\u1eb7p), E7 (xo\u1eafn)<sup class=\"ref-n\">[7]<\/sup>; ph\u01b0\u01a1ng ph\u00e1p xo\u1eafn E7 c\u00f2n c\u00f3 ti\u00eau chu\u1ea9n ri\u00eang IEC 60794-1-107:2025<sup class=\"ref-n\">[7]<\/sup>. Datasheet c\u00e1p trung th\u1ebf n\u00e0y ch\u1ec9 n\u00eau ‘th\u1eed u\u1ed1n ng\u01b0\u1ee3c, u\u1ed1n qua con l\u0103n, \u1ee9ng su\u1ea5t xo\u1eafn’ m\u00e0 kh\u00f4ng n\u00eau s\u1ed1 chu k\u1ef3 hay ti\u00eau ch\u00ed suy hao<sup class=\"ref-n\">[1]<\/sup>.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1100px\"><caption>H\u1ea1ng m\u1ee5c quang c\u1ea7n y\u00eau c\u1ea7u cho c\u00e1p lai tr\u00ean tang<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>Datasheet [1]<\/th><th>N\u00ean h\u1ecfi h\u00e3ng<\/th><\/tr><\/thead><tbody><tr><td>Chu\u1ea9n s\u1ee3i<\/td><td>G62,5\/125, G50\/125, E9\/125<\/td><td>IEC 60793 \/ ITU-T G.652.D ho\u1eb7c G.657.A1 cho \u0111\u01a1n mode; OM1\/OM2\/OM3 cho \u0111a mode<\/td><\/tr><tr><td>S\u1ed1 s\u1ee3i v\u00e0 b\u1ed1 tr\u00ed \u1ed1ng<\/td><td>6 \u1ed1ng, 1 – 4 s\u1ee3i m\u1ed7i \u1ed1ng<\/td><td>m\u00e3 m\u00e0u \u1ed1ng v\u00e0 s\u1ee3i; s\u1ee3i d\u1ef1 ph\u00f2ng<\/td><\/tr><tr><td>B\u0103ng th\u00f4ng<\/td><td>400 \/ 600 \/ 1 200 MHz (kh\u00f4ng ghi km)<\/td><td>x\u00e1c nh\u1eadn MHz\u00b7km v\u00e0 lo\u1ea1i OM<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i d\u01b0 s\u1ee3i v\u00e0 \u1ed1ng<\/td><td>kh\u00f4ng n\u00eau<\/td><td>\u0111\u1ed9 d\u01b0 (excess fibre length) v\u00e0 bi\u1ebfn d\u1ea1ng s\u1ee3i t\u1ed1i \u0111a khi k\u00e9o<\/td><\/tr><tr><td>Th\u1eed c\u01a1 h\u1ecdc c\u00e1p quang<\/td><td>u\u1ed1n ng\u01b0\u1ee3c, u\u1ed1n qua con l\u0103n, xo\u1eafn (kh\u00f4ng n\u00eau s\u1ed1 chu k\u1ef3)<\/td><td>IEC 60794-1-21 E1, E3, E6, E7 v\u1edbi suy hao \u0111o tr\u01b0\u1edbc, trong v\u00e0 sau th\u1eed<\/td><\/tr><tr><td>Suy hao sau s\u1ea3n xu\u1ea5t<\/td><td>gi\u00e1 tr\u1ecb t\u1ed1i \u0111a theo b\u01b0\u1edbc s\u00f3ng<\/td><td>bi\u00ean b\u1ea3n \u0111o OTDR t\u1eebng s\u1ee3i theo cu\u1ed9n<\/td><\/tr><tr><td>\u0110\u1ea7u n\u1ed1i<\/td><td>kh\u00f4ng n\u00eau<\/td><td>l\u1eafp s\u1eb5n t\u1ea1i nh\u00e0 m\u00e1y hay thi c\u00f4ng hi\u1ec7n tr\u01b0\u1eddng; lo\u1ea1i \u0111\u1ea7u n\u1ed1i; th\u1eed suy hao ch\u00e8n v\u00e0 ph\u1ea3n x\u1ea1<\/td><\/tr><tr><td>Kh\u1edbp quay quang \u1edf tr\u1ee5c tang<\/td><td>kh\u00f4ng n\u00eau<\/td><td>lo\u1ea1i kh\u1edbp: \u0111a mode hay \u0111\u01a1n mode, s\u1ed1 k\u00eanh, suy hao ch\u00e8n v\u00e0 bi\u1ebfn thi\u00ean khi quay<\/td><\/tr><\/tbody><\/table><\/div>\n<p>Kh\u1edbp quay quang (FORJ) l\u00e0 thi\u1ebft b\u1ecb th\u1ee5 \u0111\u1ed9ng, hai chi\u1ec1u, truy\u1ec1n t\u00edn hi\u1ec7u quang qua m\u1eb7t ph\u00e2n c\u00e1ch quay, c\u00f3 lo\u1ea1i cho s\u1ee3i \u0111a mode 50\/125 v\u00e0 62,5\/125 v\u00e0 lo\u1ea1i cho s\u1ee3i \u0111\u01a1n mode 9\/125, v\u00e0 c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi b\u1ed9 ti\u1ebfp \u0111i\u1ec7n ho\u1eb7c kh\u1edbp ch\u1ea5t l\u1ecfng trong c\u00f9ng m\u1ed9t c\u1ee5m; c\u00e1p tang cu\u1ed1n l\u00e0 m\u1ed9t trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t n\u00eau<sup class=\"ref-n\">[10]<\/sup>. <b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> Kh\u1edbp quay quang \u0111a mode v\u00e0 \u0111\u01a1n mode kh\u00f4ng thay th\u1ebf \u0111\u01b0\u1ee3c nhau; n\u1ebfu ch\u1ecdn c\u00e1p lai E9\/125 th\u00ec kh\u1edbp \u1edf tr\u1ee5c tang c\u0169ng ph\u1ea3i l\u00e0 lo\u1ea1i \u0111\u01a1n mode. T\u00e1ch \u0111\u1ea7u c\u00e1p quang v\u00e0 \u0111\u1ea7u c\u00e1p trung th\u1ebf ra hai h\u1ed9p ri\u00eang \u1edf tr\u1ee5c tang gi\u00fap thao t\u00e1c b\u1ea3o tr\u00ec kh\u00f4ng ch\u1ea1m v\u00e0o ph\u1ea7n c\u00e1p 15 kV khi \u0111ang c\u1ea7n s\u1eeda quang.<\/p>\n<\/section><section id=\"s9\"><h2>9. C\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n<\/h2>\n<p>FeiChun m\u00f4 t\u1ea3 m\u00ecnh l\u00e0 c\u00f4ng ty k\u1ef9 thu\u1eadt polymer chuy\u00ean hai nh\u00f3m c\u00e1p: c\u00e1p tang cu\u1ed1n m\u1ec1m (BUFLEX-M cho c\u1ea9u STS, RTG, m\u00e1y r\u1ea3i – thu h\u1ed3i, gi\u00e0n khoan) v\u00e0 c\u00e1p k\u00e9o l\u00ea h\u1ea1ng n\u1eb7ng cho m\u1ecf (Type 240, Type 275); l\u1ee3i th\u1ebf c\u1ed1t l\u00f5i l\u00e0 t\u1ef1 nghi\u00ean c\u1ee9u v\u00e0 pha ch\u1ebf h\u1ee3p ch\u1ea5t v\u1ecf v\u00e0 c\u00e1ch \u0111i\u1ec7n (PUR, CPE, EPR) t\u1eeb nguy\u00ean li\u1ec7u g\u1ed1c g\u1ed3m polymer, ch\u1ea5t h\u00f3a d\u1ebbo, ch\u1ea5t li\u00ean k\u1ebft ngang, ch\u1ea5t \u0111\u1ed9n kho\u00e1ng, ch\u1ea5t \u1ed5n \u0111\u1ecbnh UV v\u00e0 ph\u1ee5 gia ch\u1ed1ng n\u1ea5m<sup class=\"ref-n\">[12]<\/sup>. C\u00e1p tang cu\u1ed1n trung th\u1ebf c\u00f3 quang v\u00e0 c\u00e1p m\u1ecf ch\u1ecbu hai \u0111i\u1ec3m y\u1ebfu gi\u1ed1ng nhau: \u0111\u1ee9t ru\u1ed9t do m\u1ecfi u\u1ed1n v\u00e0 h\u1ecfng v\u1ecf do ma s\u00e1t l\u1eb7p l\u1ea1i, n\u00ean v\u1eadt li\u1ec7u v\u00e0 ki\u1ec3m so\u00e1t s\u1ea3n xu\u1ea5t l\u00e0 ph\u1ea7n li\u00ean quan tr\u1ef1c ti\u1ebfp khi ch\u1ecdn nh\u00e0 cung c\u1ea5p. C\u00e1c n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00f4ng b\u1ed1 c\u1ee7a FeiChun; m\u1ee9c \u00e1p d\u1ee5ng cho t\u1eebng m\u00e3 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn trong b\u1ea3n v\u1ebd c\u1ea5u t\u1ea1o.<\/p>\n<h3>9.1 Hai h\u1ecd c\u00e1p ch\u1ecbu k\u00e9o v\u00e0 m\u00e0i m\u00f2n: m\u1eb7t c\u1eaft v\u00e0 c\u01a1 c\u1ea5u<\/h3>\n<div class=\"svg\"><svg viewBox=\"0 0 1400 620\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"S\u01a1 \u0111\u1ed3 m\u1eb7t c\u1eaft hai h\u1ecd c\u00e1p FeiChun: BUFLEX-M tang cu\u1ed1n v\u1edbi l\u00f5i aramid, b\u1ec7n ch\u1ed1ng xo\u1eafn, v\u1ecf PUR polyether; Type 275 k\u00e9o l\u00ea m\u1ecf v\u1edbi l\u00f5i d\u1eabn h\u01b0\u1edbng, m\u00e0n ch\u1eafn composite, s\u1ee3i ch\u1eb7n n\u01b0\u1edbc, v\u1ecf CPE d\u00e0y\"><defs>\n<pattern id=\"cuF\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#7a5418\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"2.1\" fill=\"#e9c46a\"><\/circle><\/pattern>\n<pattern id=\"tinF\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#6f7b82\"><\/rect><rect width=\"8\" height=\"3.2\" fill=\"#cfd8dc\"><\/rect><\/pattern>\n<pattern id=\"gyF\" width=\"8\" height=\"8\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(45)\"><rect width=\"8\" height=\"8\" fill=\"#2fa84f\"><\/rect><rect width=\"8\" height=\"4\" fill=\"#f2d13a\"><\/rect><\/pattern>\n<pattern id=\"peF\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(-30)\"><rect width=\"6\" height=\"6\" fill=\"#d9d2c0\"><\/rect><rect width=\"6\" height=\"2.4\" fill=\"#8f8a7c\"><\/rect><\/pattern>\n<pattern id=\"arF\" width=\"6\" height=\"6\" patternUnits=\"userSpaceOnUse\"><rect width=\"6\" height=\"6\" fill=\"#d4a017\"><\/rect><circle cx=\"3\" cy=\"3\" r=\"2\" fill=\"#f6dc6b\"><\/circle><\/pattern>\n<pattern id=\"wbF\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#2a3b44\"><\/rect><circle cx=\"2.5\" cy=\"2.5\" r=\"1.6\" fill=\"#7fd0e0\"><\/circle><\/pattern>\n<pattern id=\"brF\" width=\"7\" height=\"7\" patternUnits=\"userSpaceOnUse\" patternTransform=\"rotate(35)\"><rect width=\"7\" height=\"7\" fill=\"#b9b19c\"><\/rect><rect width=\"7\" height=\"2.6\" fill=\"#6f6a5c\"><\/rect><\/pattern>\n<\/defs><rect width=\"1400\" height=\"620\" fill=\"#0e1a1e\"><\/rect><text x=\"40.0\" y=\"34.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">Hai h\u1ecd c\u00e1p FeiChun ch\u1ecbu k\u00e9o v\u00e0 m\u00e0i m\u00f2n (s\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd)<\/text><text x=\"230.0\" y=\"78.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14.5\" fill=\"#e8c37b\" font-weight=\"bold\">BUFLEX-M: tang cu\u1ed1n, v\u1ecf PUR<\/text><circle cx=\"230\" cy=\"300\" r=\"186\" fill=\"#d98d1c\" stroke=\"#0a1014\" stroke-width=\"3\"><\/circle><circle cx=\"230\" cy=\"300\" r=\"150\" fill=\"none\" stroke=\"#e9e4d6\" stroke-width=\"11\" stroke-dasharray=\"14 5\"><\/circle><circle cx=\"230\" cy=\"300\" r=\"143\" fill=\"#3a3f45\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"230\" cy=\"300\" r=\"26\" fill=\"url(#arF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"230.0\" cy=\"230.0\" r=\"39\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"230.0\" cy=\"230.0\" r=\"25\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"169.4\" cy=\"335.0\" r=\"39\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"169.4\" cy=\"335.0\" r=\"25\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"290.6\" cy=\"335.0\" r=\"39\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"290.6\" cy=\"335.0\" r=\"25\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"321.8\" cy=\"247.0\" r=\"17\" fill=\"url(#gyF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"321.8\" cy=\"247.0\" r=\"10\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"138.2\" cy=\"247.0\" r=\"17\" fill=\"url(#gyF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"138.2\" cy=\"247.0\" r=\"10\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"230.0\" cy=\"406.0\" r=\"17\" fill=\"url(#gyF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"230.0\" cy=\"406.0\" r=\"10\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><text x=\"700.0\" y=\"78.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14.5\" fill=\"#e8c37b\" font-weight=\"bold\">Type 275 \/ Type 240: k\u00e9o l\u00ea m\u1ecf, v\u1ecf CPE d\u00e0y<\/text><circle cx=\"700\" cy=\"300\" r=\"206\" fill=\"#23272b\" stroke=\"#0a1014\" stroke-width=\"3\"><\/circle><circle cx=\"700\" cy=\"300\" r=\"156\" fill=\"none\" stroke=\"#e9e4d6\" stroke-width=\"7\" stroke-dasharray=\"3 3\"><\/circle><circle cx=\"700\" cy=\"300\" r=\"148\" fill=\"#3f454c\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"700\" cy=\"300\" r=\"130\" fill=\"url(#wbF)\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><circle cx=\"700\" cy=\"300\" r=\"15\" fill=\"#c9c2ae\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"700\" cy=\"300\" r=\"9\" fill=\"url(#cuF)\" stroke=\"#c47a3a\"><\/circle><circle cx=\"700.0\" cy=\"228.0\" r=\"39\" fill=\"none\" stroke=\"url(#tinF)\" stroke-width=\"12\"><\/circle><circle cx=\"700.0\" cy=\"228.0\" r=\"33\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"700.0\" cy=\"228.0\" r=\"19\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"637.6\" cy=\"336.0\" r=\"39\" fill=\"none\" stroke=\"url(#tinF)\" stroke-width=\"12\"><\/circle><circle cx=\"637.6\" cy=\"336.0\" r=\"33\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"637.6\" cy=\"336.0\" r=\"19\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"762.4\" cy=\"336.0\" r=\"39\" fill=\"none\" stroke=\"url(#tinF)\" stroke-width=\"12\"><\/circle><circle cx=\"762.4\" cy=\"336.0\" r=\"33\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"762.4\" cy=\"336.0\" r=\"19\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"784.9\" cy=\"251.0\" r=\"15\" fill=\"url(#gyF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"784.9\" cy=\"251.0\" r=\"9\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"615.1\" cy=\"251.0\" r=\"15\" fill=\"url(#gyF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"615.1\" cy=\"251.0\" r=\"9\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"700.0\" cy=\"398.0\" r=\"15\" fill=\"url(#gyF)\" stroke=\"#0a1014\" stroke-width=\"1.5\"><\/circle><circle cx=\"700.0\" cy=\"398.0\" r=\"9\" fill=\"url(#cuF)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"><\/circle><circle cx=\"230.0\" cy=\"300.0\" r=\"12\" fill=\"#f6dc6b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"230.0\" y=\"305.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">A<\/text><circle cx=\"230.0\" cy=\"230.0\" r=\"12\" fill=\"#38c8e8\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"230.0\" y=\"235.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">B<\/text><circle cx=\"124.0\" cy=\"406.0\" r=\"12\" fill=\"#e9e4d6\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"124.0\" y=\"411.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">C<\/text><circle cx=\"352.0\" cy=\"424.0\" r=\"12\" fill=\"#ffb454\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"352.0\" y=\"429.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">D<\/text><circle cx=\"700.0\" cy=\"300.0\" r=\"12\" fill=\"#c98aff\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"700.0\" y=\"305.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">E<\/text><circle cx=\"798.0\" cy=\"251.0\" r=\"12\" fill=\"#5fd88a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"798.0\" y=\"256.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">F<\/text><circle cx=\"832.0\" cy=\"432.0\" r=\"12\" fill=\"#ff9f5a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"832.0\" y=\"437.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">G<\/text><text x=\"960.0\" y=\"78.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">Th\u00e0nh ph\u1ea7n (theo m\u00f4 t\u1ea3 c\u00f4ng b\u1ed1 c\u1ee7a FeiChun)<\/text><circle cx=\"972.0\" cy=\"113.0\" r=\"12\" fill=\"#f6dc6b\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"118.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">A<\/text><text x=\"994.0\" y=\"115.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">BUFLEX-M: ph\u1ea7n t\u1eed ch\u1ecbu k\u00e9o aramid \u1edf t\u00e2m<\/text><text x=\"994.0\" y=\"133.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">nh\u1eadn l\u1ef1c k\u00e9o c\u1ee7a tang, kh\u00f4ng \u0111\u1ec3 l\u1ef1c d\u1ed3n l\u00ean ru\u1ed9t \u0111\u1ed3ng<\/text><circle cx=\"972.0\" cy=\"175.0\" r=\"12\" fill=\"#38c8e8\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"180.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">B<\/text><text x=\"994.0\" y=\"177.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc class 5, b\u01b0\u1edbc b\u1ec7n ng\u1eafn<\/text><text x=\"994.0\" y=\"195.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">c\u00e1ch \u0111i\u1ec7n EPR ho\u1eb7c XLPE t\u00f9y c\u1ea5p \u0111i\u1ec7n \u00e1p; lay ch\u00e9o xo\u1eafn \u1ed1c<\/text><circle cx=\"972.0\" cy=\"237.0\" r=\"12\" fill=\"#e9e4d6\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"242.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">C<\/text><text x=\"994.0\" y=\"239.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">B\u1ec7n polyester ch\u1ed1ng xo\u1eafn gi\u1eefa hai l\u1edbp v\u1ecf<\/text><text x=\"994.0\" y=\"257.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">FeiChun n\u00eau l\u00e0 b\u1ec7n t\u1ed5ng h\u1ee3p thi\u1ebft k\u1ebf theo t\u1eebng c\u1ea5u h\u00ecnh<\/text><circle cx=\"972.0\" cy=\"299.0\" r=\"12\" fill=\"#ffb454\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"304.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">D<\/text><text x=\"994.0\" y=\"301.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">V\u1ecf PUR g\u1ed1c polyether, d\u00e0y 2,5 – 3,8 mm<\/text><text x=\"994.0\" y=\"319.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">FeiChun n\u00eau h\u1ea5p th\u1ee5 \u1ea9m d\u01b0\u1edbi 0,8 %, ch\u1ed1ng th\u1ee7y ph\u00e2n<\/text><circle cx=\"972.0\" cy=\"361.0\" r=\"12\" fill=\"#c98aff\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"366.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">E<\/text><text x=\"994.0\" y=\"363.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Type 275: l\u00f5i d\u1eabn h\u01b0\u1edbng trung t\u00e2m (pilot)<\/text><text x=\"994.0\" y=\"381.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">ki\u1ec3u gi\u00e3n \u0111\u01b0\u1ee3c; c\u1eaft t\u00edn hi\u1ec7u khi ru\u1ed9t \u0111\u1ea5t ho\u1eb7c v\u1ecf b\u1ecb h\u1ecfng<\/text><circle cx=\"972.0\" cy=\"423.0\" r=\"12\" fill=\"#5fd88a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"428.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">F<\/text><text x=\"994.0\" y=\"425.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">Ba ru\u1ed9t \u0111\u1ea5t xanh – v\u00e0ng v\u00e0 m\u00e0n ch\u1eafn composite<\/text><text x=\"994.0\" y=\"443.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">b\u1ec7n \u0111\u1ed3ng – polyester quanh l\u00f5i pha (Type 240); s\u1ee3i ch\u1eb7n n\u01b0\u1edbc<\/text><circle cx=\"972.0\" cy=\"485.0\" r=\"12\" fill=\"#ff9f5a\" stroke=\"#0a1014\" stroke-width=\"1\"><\/circle><text x=\"972.0\" y=\"490.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">G<\/text><text x=\"994.0\" y=\"487.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#eef6f8\" font-weight=\"bold\">V\u1ecf CPE d\u00e0y, h\u1ea5p th\u1ee5 \u1ea9m d\u01b0\u1edbi 0,5 %<\/text><text x=\"994.0\" y=\"505.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">ch\u1ecbu axit \u0111\u1ebfn pH 2,5, ph\u1ee5 gia ch\u1ed1ng n\u1ea5m (b\u1ea3n nhi\u1ec7t \u0111\u1edbi h\u00f3a)<\/text><text x=\"40.0\" y=\"604.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">Minh h\u1ecda nguy\u00ean l\u00fd theo m\u00f4 t\u1ea3 c\u1ee7a FeiChun [11][12]; s\u1ed1 l\u00f5i, k\u00edch th\u01b0\u1edbc, b\u1ec1 d\u00e0y t\u1eebng l\u1edbp v\u00e0 b\u01b0\u1edbc b\u1ec7n th\u1eadt theo b\u1ea3ng d\u1eef li\u1ec7u FeiChun cho \u0111\u00fang m\u00e3; kh\u00f4ng theo t\u1ef7 l\u1ec7<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 7. S\u01a1 \u0111\u1ed3 m\u1eb7t c\u1eaft hai h\u1ecd c\u00e1p FeiChun ch\u1ecbu k\u00e9o v\u00e0 m\u00e0i m\u00f2n: BUFLEX-M (tang cu\u1ed1n, v\u1ecf PUR polyether, l\u00f5i aramid, b\u1ec7n ch\u1ed1ng xo\u1eafn) v\u00e0 Type 275 (k\u00e9o l\u00ea m\u1ecf, l\u00f5i d\u1eabn h\u01b0\u1edbng, m\u00e0n ch\u1eafn composite, s\u1ee3i ch\u1eb7n n\u01b0\u1edbc, v\u1ecf CPE d\u00e0y); minh h\u1ecda nguy\u00ean l\u00fd theo m\u00f4 t\u1ea3 c\u1ee7a FeiChun.<\/div><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> Nh\u00ecn hai m\u1eb7t c\u1eaft theo \u0111\u01b0\u1eddng \u0111i c\u1ee7a l\u1ef1c: \u1edf c\u00e1p tang cu\u1ed1n BUFLEX-M, l\u1ef1c k\u00e9o \u0111i qua ph\u1ea7n t\u1eed aramid \u1edf t\u00e2m v\u00e0 b\u1ec7n ch\u1ed1ng xo\u1eafn thay v\u00ec qua \u0111\u1ed3ng; \u1edf c\u00e1p m\u1ecf Type 275, v\u1ecf CPE d\u00e0y v\u00e0 m\u00e0n ch\u1eafn composite ch\u1ecbu m\u00e0i m\u00f2n, c\u00f2n l\u00f5i d\u1eabn h\u01b0\u1edbng gi\u00e3n \u0111\u01b0\u1ee3c \u0111\u1ec3 t\u00edn hi\u1ec7u b\u1ea3o v\u1ec7 kh\u00f4ng \u0111\u1ee9t khi c\u00e1p b\u1ecb k\u00e9o c\u0103ng<sup class=\"ref-n\">[12]<\/sup>. C\u00e1p 8,7\/15 kV c\u00f3 quang trong datasheet n\u00e0y n\u1eb1m g\u1ea7n BUFLEX-M h\u01a1n l\u00e0 g\u1ea7n Type 275: ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m g\u00e1nh l\u1ef1c k\u00e9o v\u00e0 b\u1ec7n polyester ch\u1ed1ng xo\u1eafn, nh\u01b0ng v\u1ecf PCP 5GM5 v\u00e0 c\u00e1ch \u0111i\u1ec7n trung th\u1ebf ba l\u1edbp l\u00e0 c\u01a1 c\u1ea5u c\u1ee7a c\u00e1p VDE 0250-813.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1150px\"><caption>C\u00e1p tang cu\u1ed1n trung th\u1ebf: c\u1ea5u t\u1ea1o trong datasheet Prysmian v\u00e0 c\u00f4ng b\u1ed1 c\u1ee7a FeiChun cho h\u1ecd VDE 0250-813<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>Datasheet 8,7\/15 kV c\u00f3 quang [1]<\/th><th>FeiChun c\u00f4ng b\u1ed1 [11][12]<\/th><\/tr><\/thead><tbody><tr><td>Ru\u1ed9t<\/td><td>\u0111\u1ed3ng m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh (class FS)<\/td><td>\u0111\u1ed3ng m\u1ea1 thi\u1ebfc class 5 (class 6 khi y\u00eau c\u1ea7u); thi\u1ebfc 5 – 10 \u00b5m, ki\u1ec3m b\u1eb1ng XRF<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n trung th\u1ebf<\/td><td>EPR (PROTOLON HS) tr\u00ean 3GI3; b\u00e1n d\u1eabn trong EPR, b\u00e1n d\u1eabn ngo\u00e0i NBR<\/td><td>EPR 3GI3, \u00e9p ba l\u1edbp b\u00e1n d\u1eabn – EPR – b\u00e1n d\u1eabn \u0111\u1ed3ng th\u1eddi \u0111\u1ec3 c\u00e1ch \u0111i\u1ec7n kh\u00f4ng l\u1ed7 r\u1ed7ng; c\u00f3 b\u1ea3n EPR li\u00ean k\u1ebft silane ch\u1ed1ng th\u1ee7y ph\u00e2n<\/td><\/tr><tr><td>Ph\u1ea7n t\u1eed ch\u1ecbu k\u00e9o<\/td><td>ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m; k\u00e9o 2 700 – 19 200 N<\/td><td>n\u00f4i \u0111\u1ee1 aramid (Kevlar) \u1edf nh\u00f3m (N)TSKCGEW\u00d6U; BUFLEX-M c\u00f3 l\u00f5i aramid \u1edf t\u00e2m<\/td><\/tr><tr><td>Ch\u1ed1ng xo\u1eafn<\/td><td>b\u1ec7n polyester; \u00b125 \u00b0\/m<\/td><td>b\u1ec7n polyester (W), lay ch\u00e9o b\u01b0\u1edbc ng\u1eafn; BUFLEX-M c\u00f3 b\u1ec7n t\u1ed5ng h\u1ee3p nh\u00fang do FeiChun thi\u1ebft k\u1ebf theo t\u1eebng c\u1ea5u h\u00ecnh<\/td><\/tr><tr><td>V\u1ecf<\/td><td>PCP \u0111\u1eb7c bi\u1ec7t tr\u00ean 5GM5<\/td><td>5GM3 \/ 5GM5; PUR polyether (BUFLEX-M, TENAX-PUR); CPE nhi\u1ec7t \u0111\u1edbi h\u00f3a cho c\u00e1p m\u1ecf<\/td><\/tr><tr><td>S\u1ee3i quang<\/td><td>6 \u1ed1ng, 6 – 24 s\u1ee3i<\/td><td>ph\u1ea7n t\u1eed quang LWL l\u00e0 t\u00f9y ch\u1ecdn trong h\u1ecd (N)TSCGEW\u00d6U<\/td><\/tr><tr><td>Tu\u1ed5i th\u1ecd u\u1ed1n<\/td><td>kh\u00f4ng c\u00f4ng b\u1ed1 s\u1ed1 chu k\u1ef3<\/td><td>BUFLEX-M: tr\u00ean 1 tri\u1ec7u chu k\u1ef3 \u1edf b\u00e1n k\u00ednh danh \u0111\u1ecbnh (FeiChun n\u00eau); R 6\u00d7D c\u1ed1 \u0111\u1ecbnh, 8\u00d7D chuy\u1ec3n \u0111\u1ed9ng<\/td><\/tr><tr><td>S\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m tra<\/td><td>kh\u00f4ng n\u00eau<\/td><td>\u0111\u00f9n v\u00f2ng k\u00edn, \u0111o \u0111\u01b0\u1eddng k\u00ednh b\u1eb1ng laser, l\u1ec7ch t\u00e2m \u2264 10 %; m\u1ed7i cu\u1ed9n th\u1eed \u0111i\u1ec7n \u00e1p, \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n l\u1edbn h\u01a1n 500 M\u03a9\u00b7km \u1edf 20 \u00b0C, truy xu\u1ea5t l\u00f4<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>9.2 C\u00e1ch \u0111i\u1ec7n EPR, v\u1ecf polyether v\u00e0 h\u1ea5p th\u1ee5 \u1ea9m<\/h3>\n<p>FeiChun n\u00eau r\u1eb1ng ph\u1ea7n l\u1edbn nh\u00e0 m\u00e1y c\u00e1p mua h\u1ee3p ch\u1ea5t c\u00e1ch \u0111i\u1ec7n v\u00e0 v\u1ecf \u1edf d\u1ea1ng vi\u00ean tr\u1ed9n s\u1eb5n t\u1eeb nh\u00e0 cung c\u1ea5p h\u00f3a ch\u1ea5t, c\u00f2n FeiChun pha ch\u1ebf t\u1eeb nguy\u00ean li\u1ec7u g\u1ed1c trong ph\u00f2ng th\u00ed nghi\u1ec7m polymer c\u1ee7a m\u00ecnh, nh\u1edd \u0111\u00f3 truy \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n h\u1ecfng v\u1ec1 c\u00f4ng th\u1ee9c v\u00e0 ch\u1ec9nh c\u00f4ng th\u1ee9c theo hi\u1ec7n tr\u01b0\u1eddng<sup class=\"ref-n\">[12]<\/sup>. Hai v\u00ed d\u1ee5 c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c n\u00eau: (1) EPR li\u00ean k\u1ebft ngang b\u1eb1ng silane thay cho peroxit, \u0111\u1ec3 lo\u1ea1i c\u00e1c nh\u00f3m este d\u1ec5 th\u1ee7y ph\u00e2n; FeiChun n\u00eau EPR c\u1ee7a m\u00ecnh gi\u1eef tr\u00ean 90 % \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i sau 1 000 gi\u1edd ng\u00e2m n\u01b0\u1edbc \u1edf 90 \u00b0C, so v\u1edbi 60 – 70 % c\u1ee7a EPR peroxit th\u00f4ng th\u01b0\u1eddng<sup class=\"ref-n\">[12]<\/sup>; (2) PUR g\u1ed1c polyether thay cho g\u1ed1c polyester, v\u00ec polyester ch\u1ee9a li\u00ean k\u1ebft este ch\u1ecbu th\u1ee7y ph\u00e2n k\u00e9m \u1edf kh\u00ed h\u1eadu n\u00f3ng \u1ea9m, v\u00e0 FeiChun n\u00eau h\u1ea5p th\u1ee5 \u1ea9m c\u1ee7a PUR polyether d\u01b0\u1edbi 0,8 % so v\u1edbi 1,5 – 3 % c\u1ee7a v\u1ecf 5GM3<sup class=\"ref-n\">[11]<\/sup>. FeiChun c\u0169ng n\u00eau t\u1ed1c \u0111\u1ed9 th\u1ee7y ph\u00e2n t\u0103ng kho\u1ea3ng g\u1ea5p \u0111\u00f4i m\u1ed7i 10 \u00b0C, n\u00ean \u1edf m\u00f4i tr\u01b0\u1eddng 35 – 45 \u00b0C nhanh h\u01a1n 2 – 4 l\u1ea7n so v\u1edbi 15 – 25 \u00b0C \u00f4n \u0111\u1edbi<sup class=\"ref-n\">[11]<\/sup>.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1300px\"><caption>C\u00f4ng ngh\u1ec7 v\u00e0 thi\u1ebft k\u1ebf FeiChun li\u00ean quan \u0111\u1ebfn c\u00e1p ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n<\/caption><thead><tr><th>Y\u00eau c\u1ea7u<\/th><th>Gi\u1ea3i ph\u00e1p FeiChun c\u00f4ng b\u1ed1<\/th><th>D\u1eef li\u1ec7u \u0111i k\u00e8m (do FeiChun n\u00eau)<\/th><th>C\u1ea7n x\u00e1c minh<\/th><\/tr><\/thead><tbody><tr><td>U\u1ed1n l\u1eb7p<\/td><td>ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc class 5, b\u01b0\u1edbc b\u1ec7n ng\u1eafn<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/td><td>BUFLEX-M: 6\u00d7D c\u1ed1 \u0111\u1ecbnh, 8\u00d7D chuy\u1ec3n \u0111\u1ed9ng; tr\u00ean 1 tri\u1ec7u chu k\u1ef3<sup class=\"ref-n\">[11]<\/sup><\/td><td>s\u1ed1 chu k\u1ef3 th\u1eed: R, t\u1ed1c \u0111\u1ed9, h\u00e0nh tr\u00ecnh, ti\u00eau ch\u00ed \u0111\u1ea1t<\/td><\/tr><tr><td>Ch\u1ecbu k\u00e9o v\u00e0 xo\u1eafn<\/td><td>ph\u1ea7n t\u1eed aramid \u1edf t\u00e2m, lay ch\u00e9o xo\u1eafn \u1ed1c, b\u1ec7n polyester, b\u1ec7n t\u1ed5ng h\u1ee3p nh\u00fang<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/td><td>tang cu\u1ed1n \u0111\u1ebfn 60 m\/ph\u00fat, festoon 200 m\/ph\u00fat (BUFLEX-M)<sup class=\"ref-n\">[11]<\/sup><\/td><td>b\u1ea3ng d\u1eef li\u1ec7u v\u00e0 bi\u00ean b\u1ea3n th\u1eed k\u00e9o, xo\u1eafn theo m\u00e3<\/td><\/tr><tr><td>M\u00e0i m\u00f2n, x\u00e9, th\u1ee7y ph\u00e2n (v\u1ecf)<\/td><td>PUR g\u1ed1c polyether t\u1ef1 pha ch\u1ebf; PUR ch\u1ed1ng th\u1ee7y ph\u00e2n h\u01a1n polyester<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/td><td>h\u1ea5p th\u1ee5 \u1ea9m d\u01b0\u1edbi 0,8 % so v\u1edbi 1,5 – 3 % c\u1ee7a 5GM3<sup class=\"ref-n\">[11]<\/sup><\/td><td>h\u1ea5p th\u1ee5 \u1ea9m, m\u00e0i m\u00f2n ISO 4649, \u0111\u1ed9 b\u1ec1n x\u00e9 theo v\u1ecf s\u1ebd giao<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n trung th\u1ebf b\u1ec1n \u1ea9m<\/td><td>EPR li\u00ean k\u1ebft silane; \u00e9p ba l\u1edbp \u0111\u1ed3ng th\u1eddi; \u0111o l\u1ec7ch t\u00e2m<sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/td><td>gi\u1eef tr\u00ean 90 % \u0111i\u1ec7n m\u00f4i sau 1 000 h ng\u00e2m 90 \u00b0C<sup class=\"ref-n\">[12]<\/sup><\/td><td>bi\u00ean b\u1ea3n gi\u00e0 h\u00f3a trong n\u01b0\u1edbc; th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9<\/td><\/tr><tr><td>M\u1ecf nhi\u1ec7t \u0111\u1edbi, n\u01b0\u1edbc axit<\/td><td>v\u1ecf CPE; ru\u1ed9t m\u1ea1 thi\u1ebfc; s\u1ee3i ch\u1eb7n n\u01b0\u1edbc; ph\u1ee5 gia ch\u1ed1ng n\u1ea5m<sup class=\"ref-n\">[12]<\/sup><\/td><td>CPE d\u01b0\u1edbi 0,5 % \u1ea9m, ch\u1ecbu axit pH 2,5<sup class=\"ref-n\">[12]<\/sup><\/td><td>bi\u00ean b\u1ea3n th\u1eed axit, h\u1ea5p th\u1ee5 \u1ea9m<\/td><\/tr><tr><td>L\u1ea1nh c\u1ef1c \u0111oan<\/td><td>TENAX-PUR: v\u1ecf PUR \u0111\u1ebfn \u221250 \u00b0C<sup class=\"ref-n\">[11]<\/sup><\/td><td>6\/10 kV theo DIN VDE 0250-813; v\u1ecf 5GM3 c\u1ee9ng d\u01b0\u1edbi kho\u1ea3ng \u221225 \u00b0C<sup class=\"ref-n\">[11]<\/sup><\/td><td>bi\u00ean b\u1ea3n th\u1eed l\u1ea1nh<\/td><\/tr><tr><td>S\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m tra<\/td><td>tr\u1ed9n, \u0111\u00f9n, l\u01b0u h\u00f3a li\u00ean t\u1ee5c trong v\u00f2ng k\u00edn; laser; XRF; th\u1eed t\u1eebng cu\u1ed9n<sup class=\"ref-n\">[12]<\/sup><\/td><td>m\u1ea1 thi\u1ebfc 5 – 10 \u00b5m; l\u1ec7ch t\u00e2m \u2264 10 %; IR tr\u00ean 500 M\u03a9\u00b7km<sup class=\"ref-n\">[12]<\/sup><\/td><td>quy tr\u00ecnh ki\u1ec3m tra v\u00e0 h\u1ed3 s\u01a1 theo m\u00e3<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>9.3 S\u1ed1 li\u1ec7u hi\u1ec7n tr\u01b0\u1eddng m\u00e0 FeiChun c\u00f4ng b\u1ed1<\/h3>\n<p>FeiChun c\u00f4ng b\u1ed1 hai nh\u00f3m s\u1ed1 li\u1ec7u hi\u1ec7n tr\u01b0\u1eddng cho c\u00e1p k\u00e9o l\u00ea m\u1ecf nhi\u1ec7t \u0111\u1edbi h\u00f3a Type 275 3,3\/3,3 kV 3\u00d750 mm\u00b2 (kh\u00f4ng ph\u1ea3i c\u00e1p 15 kV trong datasheet n\u00e0y): t\u1ea1i m\u1ecf v\u00e0ng Lihir (Papua New Guinea), c\u00e1p ti\u00eau chu\u1ea9n \u0111\u1ed3ng tr\u1ea7n v\u1edbi v\u1ecf PCP c\u00f3 \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n gi\u1ea3m t\u1eeb tr\u00ean 100 M\u03a9\u00b7km xu\u1ed1ng 2 M\u03a9\u00b7km sau 14 th\u00e1ng, c\u00f2n c\u00e1p nhi\u1ec7t \u0111\u1edbi h\u00f3a c\u1ee7a FeiChun gi\u1eef tr\u00ean 100 M\u03a9\u00b7km sau 36 th\u00e1ng \u1edf c\u00f9ng v\u1ecb tr\u00ed v\u00e0 \u0111i\u1ec1u ki\u1ec7n; t\u1ea1i c\u00e1c m\u1ecf than ng\u1ea7m Nam Kalimantan (n\u01b0\u1edbc axit pH 2,8 – 4,0, n\u1ea5m), tu\u1ed5i th\u1ecd t\u0103ng t\u1eeb 6 – 18 th\u00e1ng c\u1ee7a v\u1ecf PCP ti\u00eau chu\u1ea9n l\u00ean 24 – 48 th\u00e1ng c\u1ee7a c\u00e1p nhi\u1ec7t \u0111\u1edbi h\u00f3a v\u1ecf CPE<sup class=\"ref-n\">[12]<\/sup>. FeiChun c\u0169ng \u01b0\u1edbc t\u00ednh chi ph\u00ed s\u1edf h\u1eefu 3 n\u0103m cho k\u1ecbch b\u1ea3n 5 000 m b\u1eb1ng kho\u1ea3ng m\u1ed9t ph\u1ea7n ba so v\u1edbi c\u00e1p ti\u00eau chu\u1ea9n<sup class=\"ref-n\">[12]<\/sup>.<\/p>\n<div class=\"note\"><b>C\u00e1ch \u0111\u1ecdc.<\/b> \u0110\u00e2y l\u00e0 s\u1ed1 li\u1ec7u do nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f4ng b\u1ed1, cho c\u00e1p m\u1ecf k\u00e9o l\u00ea ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u00e1p tang cu\u1ed1n 15 kV c\u00f3 quang; ch\u00fang ch\u1ec9 cho th\u1ea5y h\u01b0\u1edbng thi\u1ebft k\u1ebf (m\u1ea1 thi\u1ebfc, ch\u1eb7n n\u01b0\u1edbc, v\u1ecf \u00edt h\u1ea5p th\u1ee5 \u1ea9m, EPR ch\u1ed1ng th\u1ee7y ph\u00e2n) m\u00e0 FeiChun \u00e1p d\u1ee5ng khi c\u00e1p ph\u1ea3i l\u00e0m vi\u1ec7c \u1edf kh\u00ed h\u1eadu n\u00f3ng \u1ea9m. Khi ch\u1ecdn cho c\u1ea3ng ho\u1eb7c m\u1ecf nhi\u1ec7t \u0111\u1edbi, h\u00e3y y\u00eau c\u1ea7u bi\u00ean b\u1ea3n th\u1eed theo \u0111\u00fang m\u00e3 v\u00e0 cho ph\u00e9p \u0111\u1ed1i chi\u1ebfu m\u1eabu c\u00e1p \u0111\u00e3 ch\u1ea1y hi\u1ec7n tr\u01b0\u1eddng.<\/div>\n<h3>9.4 B\u1ea3ng h\u1ecfi FeiChun cho c\u00e1p tang cu\u1ed1n trung th\u1ebf c\u00f3 quang<\/h3>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1100px\"><caption>H\u1ea1ng m\u1ee5c c\u1ea7n FeiChun x\u00e1c nh\u1eadn<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>Datasheet tham kh\u1ea3o [1]<\/th><th>N\u00ean h\u1ecfi FeiChun<\/th><\/tr><\/thead><tbody><tr><td>C\u1ea5u h\u00ecnh<\/td><td>3 l\u00f5i pha, 2 d\u00e2y \u0111\u1ea5t t\u00e1ch, 1 ph\u1ea7n t\u1eed quang; kh\u00f4ng c\u00f3 l\u00f5i pilot<\/td><td>ti\u1ebft di\u1ec7n t\u1eebng d\u00e2y \u0111\u1ea5t; c\u00f3 l\u00f5i pilot \/ l\u00f5i \u0111i\u1ec1u khi\u1ec3n hay kh\u00f4ng; s\u1ed1 s\u1ee3i v\u00e0 lo\u1ea1i s\u1ee3i<\/td><\/tr><tr><td>Ru\u1ed9t<\/td><td>m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh (class FS)<\/td><td>s\u1ed1 s\u1ee3i v\u00e0 \u0111\u01b0\u1eddng k\u00ednh s\u1ee3i; b\u1ec1 d\u00e0y thi\u1ebfc; class 5 hay 6<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n<\/td><td>EPR tr\u00ean 3GI3, th\u1eed 24 kV<\/td><td>b\u1ec1 d\u00e0y danh \u0111\u1ecbnh v\u00e0 nh\u1ecf nh\u1ea5t; \u00e9p ba l\u1edbp; th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9; c\u00f3 th\u1ec3 d\u00f9ng EPR silane kh\u00f4ng<\/td><\/tr><tr><td>Ph\u1ea7n t\u1eed \u0111\u1ee1 v\u00e0 ch\u1ed1ng xo\u1eafn<\/td><td>ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m; b\u1ec7n polyester; \u00b125 \u00b0\/m<\/td><td>v\u1eadt li\u1ec7u ph\u1ea7n t\u1eed \u0111\u1ee1; b\u01b0\u1edbc b\u1ec7n; th\u1eed xo\u1eafn v\u00e0 th\u1eed k\u00e9o \u0111\u1ed9ng<\/td><\/tr><tr><td>V\u1ecf<\/td><td>PCP tr\u00ean 5GM5<\/td><td>PCP, CPE hay PUR; h\u1ea5p th\u1ee5 \u1ea9m; ISO 4649; \u0111\u1ed9 b\u1ec1n x\u00e9; ch\u1ed1ng n\u1ea5m<\/td><\/tr><tr><td>Quang<\/td><td>6 \u1ed1ng; 24E9 chu\u1ea9n<\/td><td>chu\u1ea9n s\u1ee3i; chi\u1ec1u d\u00e0i d\u01b0; th\u1eed IEC 60794-1-21; OTDR t\u1eebng s\u1ee3i; \u0111\u1ea7u n\u1ed1i l\u1eafp s\u1eb5n<\/td><\/tr><tr><td>C\u01a1 h\u1ecdc<\/td><td>10\u00d7D; 20\u00d7D ch\u1eef S; t\u1ed1c \u0111\u1ed9 kh\u00f4ng h\u1ea1n ch\u1ebf<\/td><td>s\u1ed1 chu k\u1ef3 u\u1ed1n \u1edf R, t\u1ed1c \u0111\u1ed9 v\u00e0 h\u00e0nh tr\u00ecnh th\u1ef1c; t\u1ed1c \u0111\u1ed9 tr\u00ean 300 m\/ph\u00fat<\/td><\/tr><tr><td>M\u00f4i tr\u01b0\u1eddng<\/td><td>\u221235 \u2026 +80 \u00b0C; n\u01b0\u1edbc bi\u1ec3n, ozone, UV, d\u1ea7u<\/td><td>\u0111\u1ed9 \u1ea9m, nhi\u1ec7t \u0111\u1ed9 cao nh\u1ea5t, n\u01b0\u1edbc axit, n\u1eafng chi\u1ebfu; h\u1ec7 s\u1ed1 nhi\u1ec7t v\u00e0 l\u1edbp cu\u1ed1n<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"note\"><b>V\u1ec1 c\u00f4ng ngh\u1ec7 \u0111\u1ed9c quy\u1ec1n.<\/b> C\u00f4ng th\u1ee9c h\u1ee3p ch\u1ea5t, k\u1ebft c\u1ea5u b\u1ec7n, b\u01b0\u1edbc b\u1ec7n v\u00e0 b\u1ec1 d\u00e0y t\u1eebng l\u1edbp l\u00e0 d\u1eef li\u1ec7u nh\u00e0 m\u00e1y; b\u00e0i n\u00e0y kh\u00f4ng suy \u0111o\u00e1n c\u1ea5u t\u1ea1o c\u00e1p tang cu\u1ed1n 15 kV c\u00f3 quang c\u1ee7a FeiChun. FeiChun kh\u00f4ng c\u00f4ng b\u1ed1, trong c\u00e1c t\u00e0i li\u1ec7u t\u00f4i \u0111\u1ecdc, m\u1ed9t m\u00e3 c\u00e1p 8,7\/15 kV c\u00f3 quang t\u01b0\u01a1ng \u0111\u01b0\u01a1ng m\u00e3 Prysmian n\u00e0y; h\u00e3y g\u1eedi c\u1ea5u h\u00ecnh, h\u00e0nh tr\u00ecnh v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 FeiChun x\u00e1c nh\u1eadn m\u00e3, b\u1ea3ng c\u1ea5u t\u1ea1o, bi\u00ean b\u1ea3n th\u1eed \u0111i\u1ec3n h\u00ecnh v\u00e0 ch\u1ee9ng nh\u1eadn theo \u0111\u00fang m\u00e3.<\/div>\n<\/section><section id=\"s10\"><h2>10. Th\u1eed nghi\u1ec7m v\u00e0 h\u1ed3 s\u01a1 c\u1ea7n xem<\/h2>\n<p>V\u1edbi c\u00e1p trung th\u1ebf c\u00f3 quang ch\u1ea1y tang, bi\u00ean b\u1ea3n th\u1eed c\u1ee7a t\u1eebng l\u00f4 quan tr\u1ecdng ngang catalogue: datasheet kh\u00f4ng c\u00f4ng b\u1ed1 s\u1ed1 chu k\u1ef3 u\u1ed1n, th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9, \u0111\u1ed9 d\u01b0 chi\u1ec1u d\u00e0i s\u1ee3i hay ti\u00eau ch\u00ed suy hao quang, n\u00ean ch\u1ec9 bi\u00ean b\u1ea3n th\u1ef1c m\u1edbi cho bi\u1ebft l\u00f4 h\u00e0ng \u1edf \u0111\u00e2u so v\u1edbi gi\u1edbi h\u1ea1n.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1100px\"><caption>Danh m\u1ee5c ph\u00e9p th\u1eed n\u00ean y\u00eau c\u1ea7u<\/caption><thead><tr><th>Ph\u00e9p th\u1eed<\/th><th>Tham chi\u1ebfu<\/th><th>Ghi ch\u00fa<\/th><\/tr><\/thead><tbody><tr><td>\u0110i\u1ec7n \u00e1p xoay chi\u1ec1u<\/td><td>24 kV (datasheet)<sup class=\"ref-n\">[1]<\/sup><\/td><td>m\u1ecdi cu\u1ed9n; FeiChun n\u00eau m\u1ed7i cu\u1ed9n th\u1eed \u0111i\u1ec7n \u00e1p theo IEC 60502<sup class=\"ref-n\">[12]<\/sup><\/td><\/tr><tr><td>Ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9<\/td><td>datasheet kh\u00f4ng n\u00eau<\/td><td>\u0111o \u1edf U0 v\u00e0 1,73 U0 theo y\u00eau c\u1ea7u d\u1ef1 \u00e1n; ghi gi\u1edbi h\u1ea1n pC<\/td><\/tr><tr><td>U\u1ed1n ng\u01b0\u1ee3c, u\u1ed1n qua con l\u0103n, xo\u1eafn<\/td><td>datasheet n\u00eau lo\u1ea1i th\u1eed<sup class=\"ref-n\">[1]<\/sup><\/td><td>R = 10\u00d7D, t\u1ed1c \u0111\u1ed9, h\u00e0nh tr\u00ecnh, s\u1ed1 chu k\u1ef3, ti\u00eau ch\u00ed \u0111\u1ea1t; \u0111o \u0111i\u1ec7n tr\u1edf ru\u1ed9t v\u00e0 ph\u00f3ng \u0111i\u1ec7n sau th\u1eed<\/td><\/tr><tr><td>K\u00e9o l\u00e2u d\u00e0i v\u00e0 khi t\u0103ng t\u1ed1c<\/td><td>datasheet: 2 700 – 19 200 N; 3 950 – 28 700 N<sup class=\"ref-n\">[1]<\/sup><\/td><td>ghi \u0111\u1ed9 gi\u00e3n ru\u1ed9t v\u00e0 s\u1ee3i d\u01b0\u1edbi t\u1ea3i<\/td><\/tr><tr><td>C\u01a1 h\u1ecdc c\u00e1p quang<\/td><td>IEC 60794-1-21 E1, E3, E6, E7<sup class=\"ref-n\">[7]<\/sup><\/td><td>suy hao \u0111o tr\u01b0\u1edbc, trong v\u00e0 sau th\u1eed<\/td><\/tr><tr><td>Suy hao s\u1ee3i<\/td><td>datasheet: gi\u00e1 tr\u1ecb t\u1ed1i \u0111a theo b\u01b0\u1edbc s\u00f3ng<sup class=\"ref-n\">[1]<\/sup><\/td><td>OTDR t\u1eebng s\u1ee3i theo cu\u1ed9n; so v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf<\/td><\/tr><tr><td>Ch\u00e1y lan<\/td><td>IEC 60332-1-2<sup class=\"ref-n\">[1]<\/sup><\/td><td>m\u1ed9t s\u1ee3i c\u00e1p; kh\u00f4ng ph\u1ea3i th\u1eed b\u00f3 c\u00e1p IEC 60332-3; kh\u00f4ng halogen, kh\u00f3i: datasheet kh\u00f4ng n\u00eau<\/td><\/tr><tr><td>Ch\u1ecbu d\u1ea7u, ozone, UV<\/td><td>EN 60811-404; ozone; UV<sup class=\"ref-n\">[1]<\/sup><\/td><td>xin bi\u00ean b\u1ea3n theo m\u00e3<\/td><\/tr><tr><td>M\u00e0i m\u00f2n v\u1ecf<\/td><td>ISO 4649 (ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n)<\/td><td>th\u01b0\u1edbc \u0111o tham chi\u1ebfu, n\u00ean \u0111\u01b0a v\u00e0o h\u1ee3p \u0111\u1ed3ng<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o, gi\u00e3n d\u00e0i, x\u00e9 c\u1ee7a v\u1ecf v\u00e0 c\u00e1ch \u0111i\u1ec7n<\/td><td>IEC 60811-501<\/td><td>tr\u01b0\u1edbc v\u00e0 sau gi\u00e0 h\u00f3a; 5GM5 \u2265 15 N\/mm\u00b2 theo FeiChun<sup class=\"ref-n\">[11]<\/sup><\/td><\/tr><tr><td>H\u1ea5p th\u1ee5 \u1ea9m<\/td><td>IEC 60811-402<\/td><td>FeiChun n\u00eau CPE d\u01b0\u1edbi 0,5 % (28 ng\u00e0y, 70 \u00b0C)<sup class=\"ref-n\">[12]<\/sup><\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf ru\u1ed9t v\u00e0 \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n<\/td><td>IEC 60228; IR tr\u00ean 500 M\u03a9\u00b7km \u1edf 20 \u00b0C (FeiChun n\u00eau)<sup class=\"ref-n\">[12]<\/sup><\/td><td>m\u1ecdi cu\u1ed9n<\/td><\/tr><tr><td>K\u00edch th\u01b0\u1edbc<\/td><td>\u00d8 nh\u1ecf nh\u1ea5t – l\u1edbn nh\u1ea5t; l\u1ec7ch t\u00e2m \u2264 10 % (FeiChun n\u00eau)<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[12]<\/sup><\/td><td>l\u00f4 giao c\u00f3 th\u1ec3 kh\u00e1c b\u1ea3ng<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"small\">T\u00ean b\u00e0i th\u1eed v\u00e0 ti\u00eau chu\u1ea9n l\u1ea5y t\u1eeb datasheet, t\u00e0i li\u1ec7u IEC 60794 v\u00e0 c\u00f4ng b\u1ed1 c\u1ee7a FeiChun<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[7]<\/sup><sup class=\"ref-n\">[11]<\/sup><sup class=\"ref-n\">[12]<\/sup>; phi\u00ean b\u1ea3n v\u00e0 gi\u1edbi h\u1ea1n theo h\u1ee3p \u0111\u1ed3ng.<\/p>\n<\/section><section id=\"s11\"><h2>11. S\u1ef1 c\u1ed1 th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch ph\u00f2ng<\/h2>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1250px\"><caption>Ch\u1ebf \u0111\u1ed9 h\u1ecfng th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1p tang cu\u1ed1n trung th\u1ebf c\u00f3 quang (t\u1ed5ng h\u1ee3p c\u1ee7a t\u00e1c gi\u1ea3)<\/caption><thead><tr><th>Ch\u1ebf \u0111\u1ed9 h\u1ecfng<\/th><th>D\u1ea5u hi\u1ec7u<\/th><th>Nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p<\/th><th>Bi\u1ec7n ph\u00e1p<\/th><\/tr><\/thead><tbody><tr><td>Ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9, \u0111\u00e1nh th\u1ee7ng c\u00e1ch \u0111i\u1ec7n<\/td><td>nh\u1ea3y b\u1ea3o v\u1ec7, ph\u00f3ng \u0111i\u1ec7n \u1edf \u0111\u1ea7u c\u00e1p<\/td><td>l\u1ed7 r\u1ed7ng ho\u1eb7c b\u00e1n d\u1eabn b\u00e1m d\u00ednh k\u00e9m; u\u1ed1n d\u01b0\u1edbi 10\u00d7D; \u0111\u1ea7u c\u00e1p l\u00e0m sai<\/td><td>th\u1eed ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9 theo l\u00f4; R \u2265 10\u00d7D; thi c\u00f4ng \u0111\u1ea7u c\u00e1p theo h\u01b0\u1edbng d\u1eabn nh\u00e0 s\u1ea3n xu\u1ea5t<\/td><\/tr><tr><td>Xo\u1eafn \u1ed1c (corkscrew) khi cu\u1ed1n nhi\u1ec1u l\u1edbp<\/td><td>c\u00e1p ph\u1ed3ng, k\u1eb9t tr\u00ean tang<\/td><td>xo\u1eafn d\u1ed3n qua nhi\u1ec1u l\u1edbp; d\u1eabn h\u01b0\u1edbng l\u1ec7ch; thi\u1ebfu b\u1ec7n ch\u1ed1ng xo\u1eafn<\/td><td>tang c\u00f3 d\u1eabn h\u01b0\u1edbng; xo\u1eafn \u2264 \u00b125 \u00b0\/m; kh\u00f4ng d\u00f9ng c\u00e1p d\u1eb9t cho chuy\u1ec3n \u0111\u1ed9ng xo\u1eafn<\/td><\/tr><tr><td>Suy hao quang t\u0103ng ho\u1eb7c g\u00e3y s\u1ee3i<\/td><td>m\u1ea5t li\u00ean k\u1ebft, l\u1ed7i g\u00f3i m\u1ea1ng<\/td><td>u\u1ed1n nh\u1ecf h\u01a1n 10\u00d7D; n\u00e9n ngang gi\u1eefa c\u00e1c l\u1edbp; v\u01b0\u1ee3t l\u1ef1c k\u00e9o; kh\u1edbp quay h\u1ecfng<\/td><td>\u0111o OTDR \u0111\u1ecbnh k\u1ef3 so v\u1edbi \u0111\u01b0\u1eddng c\u01a1 s\u1edf; s\u1ee3i d\u1ef1 ph\u00f2ng; th\u1eed IEC 60794-1-21<\/td><\/tr><tr><td>V\u1ecf m\u00f2n \u1edf con l\u0103n, m\u00e1ng, k\u1eb9p<\/td><td>th\u1ea5y b\u1ec7n ho\u1eb7c c\u00e1ch \u0111i\u1ec7n<\/td><td>ma s\u00e1t, b\u1ec1 m\u1eb7t nh\u00e1m, R con l\u0103n nh\u1ecf<\/td><td>con l\u0103n nh\u1eb5n, b\u00e1n k\u00ednh \u0111\u1ee7; y\u00eau c\u1ea7u ISO 4649; k\u1eb9p r\u1ed9ng, \u0111\u1ec7m m\u1ec1m<\/td><\/tr><tr><td>Qu\u00e1 nhi\u1ec7t khi cu\u1ed1n nhi\u1ec1u l\u1edbp<\/td><td>v\u1ecf m\u1ec1m ho\u1eb7c c\u1ee9ng b\u1ea5t th\u01b0\u1eddng; nh\u1ea3y b\u1ea3o v\u1ec7<\/td><td>b\u1ecf qua h\u1ec7 s\u1ed1 l\u1edbp 0,42 ho\u1eb7c 0,38 v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng<\/td><td>t\u00ednh d\u00f2ng theo m\u1ee5c 5.3; gi\u1ea3m s\u1ed1 l\u1edbp<\/td><\/tr><tr><td>Th\u1ee7y ph\u00e2n v\u1ecf ho\u1eb7c c\u00e1ch \u0111i\u1ec7n<\/td><td>v\u1ecf m\u1ec1m, n\u1ee9t, IR gi\u1ea3m<\/td><td>n\u00f3ng \u1ea9m, ng\u00e2m l\u00e2u, v\u1eadt li\u1ec7u g\u1ed1c polyester ho\u1eb7c EPR peroxit<\/td><td>h\u1ecfi v\u1eadt li\u1ec7u v\u00e0 bi\u00ean b\u1ea3n gi\u00e0 h\u00f3a; ch\u1ecdn v\u1ecf \u00edt h\u1ea5p th\u1ee5 \u1ea9m<\/td><\/tr><tr><td>N\u01b0\u1edbc v\u00e0o \u0111\u1ea7u c\u00e1p<\/td><td>IR gi\u1ea3m, n\u01b0\u1edbc d\u1ecdc ru\u1ed9t<\/td><td>\u0111\u1ea7u c\u00e1p kh\u00f4ng b\u1ecbt k\u00edn; datasheet kh\u00f4ng n\u00eau ch\u1eb7n n\u01b0\u1edbc d\u1ecdc<\/td><td>\u0111\u1ea7u n\u1ed1i k\u00edn n\u01b0\u1edbc; h\u1ecfi h\u00e3ng v\u1ec1 ch\u1eb7n n\u01b0\u1edbc d\u1ecdc<\/td><\/tr><tr><td>\u0110\u01b0\u1eddng \u0111\u1ea5t kh\u00f4ng \u0111\u1ee7<\/td><td>d\u00f2ng ch\u1ea1m \u0111\u1ea5t l\u00e0m n\u00f3ng d\u00e2y \u0111\u1ea5t<\/td><td>ti\u1ebft di\u1ec7n \u0111\u1ea5t kho\u1ea3ng m\u1ed9t n\u1eeda pha \u1edf c\u1ee1 l\u1edbn; th\u1eddi gian c\u1eaft d\u00e0i<\/td><td>t\u00ednh theo m\u1ee5c 5.5; h\u1ecfi l\u00f5i pilot ho\u1eb7c \u0111\u1ea5t l\u1edbn h\u01a1n<\/td><\/tr><tr><td>\u0110\u1eb7t nh\u1ea7m c\u1ea5p \u0111i\u1ec7n \u00e1p ho\u1eb7c lo\u1ea1i s\u1ee3i<\/td><td>6\/10 kV thay 8,7\/15 kV; E9 thay G50<\/td><td>m\u00e3 g\u1ea7n gi\u1ed1ng nhau<\/td><td>ghi m\u00e3 \u0111\u1ea7y \u0111\u1ee7, c\u1ea5p \u0111i\u1ec7n \u00e1p, chu\u1ea9n s\u1ee3i v\u00e0 s\u1ed1 s\u1ee3i trong \u0111\u01a1n h\u00e0ng<\/td><\/tr><\/tbody><\/table><\/div>\n<p>C\u1ed9t nguy\u00ean nh\u00e2n v\u00e0 bi\u1ec7n ph\u00e1p l\u00e0 t\u1ed5ng h\u1ee3p c\u1ee7a t\u00e1c gi\u1ea3 t\u1eeb datasheet, t\u00e0i li\u1ec7u IEC 60794 v\u00e0 c\u00e1c ph\u00e9p t\u00ednh trong b\u00e0i<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[7]<\/sup>; datasheet kh\u00f4ng c\u00f4ng b\u1ed1 t\u1ef7 l\u1ec7 h\u1ecfng hay tu\u1ed5i th\u1ecd cho t\u1eebng ch\u1ebf \u0111\u1ed9.<\/p>\n<\/section><section id=\"s12\"><h2>12. D\u1eef li\u1ec7u c\u1ea7n y\u00eau c\u1ea7u khi \u0111\u1eb7t h\u00e0ng<\/h2>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:850px\"><caption>Danh m\u1ee5c y\u00eau c\u1ea7u<\/caption><thead><tr><th>D\u1eef li\u1ec7u<\/th><th>V\u00ec sao c\u1ea7n<\/th><\/tr><\/thead><tbody><tr><td>\u0110i\u1ec7n \u00e1p l\u01b0\u1edbi, ch\u1ebf \u0111\u1ed9 n\u1ed1i \u0111\u1ea5t, th\u1eddi gian c\u1eaft s\u1ef1 c\u1ed1<\/td><td>ch\u1ecdn c\u1ea5p c\u00e1ch \u0111i\u1ec7n (8,7\/15 kV hay cao h\u01a1n) v\u00e0 t\u00ednh \u0111\u01b0\u1eddng \u0111\u1ea5t<\/td><\/tr><tr><td>C\u1ea5u h\u00ecnh \u0111\u1ee7: ru\u1ed9t pha, d\u00e2y \u0111\u1ea5t (mm\u00b2 m\u1ed7i d\u00e2y), l\u00f5i pilot, s\u1ed1 s\u1ee3i v\u00e0 lo\u1ea1i s\u1ee3i (G50, G62,5, E9)<\/td><td>d\u00f2ng, ng\u1eafn m\u1ea1ch, b\u1ea3o v\u1ec7, m\u1ea1ng quang<\/td><\/tr><tr><td>Ki\u1ec3u chuy\u1ec3n \u0111\u1ed9ng: tang cu\u1ed1n, \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S; chi\u1ec1u d\u00e0i; h\u00e0nh tr\u00ecnh; t\u1ed1c \u0111\u1ed9 v\u00e0 gia t\u1ed1c; s\u1ed1 l\u1edbp tr\u00ean tang; D<sub>c<\/sub><\/td><td>t\u00ednh R, h\u1ec7 s\u1ed1 l\u1edbp, l\u1ef1c k\u00e9o, kh\u1ed1i l\u01b0\u1ee3ng cu\u1ed9n<\/td><\/tr><tr><td>M\u00f4i tr\u01b0\u1eddng: nhi\u1ec7t \u0111\u1ed9 cao nh\u1ea5t v\u00e0 th\u1ea5p nh\u1ea5t, n\u1eafng, d\u1ea7u, n\u01b0\u1edbc bi\u1ec3n, \u0111\u1ed9 \u1ea9m, n\u01b0\u1edbc axit<\/td><td>ch\u1ecdn v\u1ecf, h\u1ec7 s\u1ed1 nhi\u1ec7t, v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n<\/td><\/tr><tr><td>B\u1ea3ng d\u1eef li\u1ec7u theo l\u00f4: \u00d8 min – max, kh\u1ed1i l\u01b0\u1ee3ng, \u0111i\u1ec7n tr\u1edf ru\u1ed9t, l\u1ef1c k\u00e9o, b\u00e1n k\u00ednh u\u1ed1n v\u00e0 c\u01a1 s\u1edf t\u00ednh<\/td><td>thi\u1ebft k\u1ebf tang, k\u1eb9p, con l\u0103n, gland<\/td><\/tr><tr><td>S\u1ed1 chu k\u1ef3 u\u1ed1n, th\u1eed xo\u1eafn, th\u1eed k\u00e9o \u0111\u1ed9ng \u1edf R v\u00e0 t\u1ed1c \u0111\u1ed9 th\u1ef1c<\/td><td>tu\u1ed5i th\u1ecd v\u00e0 nghi\u1ec7m thu<\/td><\/tr><tr><td>Bi\u00ean b\u1ea3n th\u1eed \u0111i\u1ec7n \u00e1p, ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9, OTDR t\u1eebng s\u1ee3i, th\u1eed c\u01a1 h\u1ecdc c\u00e1p quang<\/td><td>nghi\u1ec7m thu<\/td><\/tr><tr><td>Ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n ISO 4649, \u0111\u1ed9 b\u1ec1n x\u00e9, h\u1ea5p th\u1ee5 \u1ea9m c\u1ee7a v\u1ecf; lo\u1ea1i polymer EPR v\u00e0 v\u1ecf<\/td><td>so s\u00e1nh nh\u00e0 cung c\u1ea5p, kh\u00ed h\u1eadu nhi\u1ec7t \u0111\u1edbi<\/td><\/tr><tr><td>Y\u00eau c\u1ea7u ch\u00e1y v\u00e0 kh\u00f3i: IEC 60332-1-2 \u0111\u1ee7 hay c\u1ea7n IEC 60332-3, kh\u00f4ng halogen<\/td><td>h\u1ed3 s\u01a1 ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y<\/td><\/tr><tr><td>Ch\u1ee9ng nh\u1eadn theo m\u00e3 c\u00e1p, ph\u1ea1m vi v\u00e0 th\u1eddi h\u1ea1n hi\u1ec7u l\u1ef1c<\/td><td>h\u1ed3 s\u01a1 d\u1ef1 \u00e1n<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section><section id=\"s13\"><h2>13. Ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun<\/h2>\n<div class=\"certbanner\"><h3>FeiChun Cable: b\u1ed9 ch\u1ee9ng nh\u1eadn \u0111\u1ea7y \u0111\u1ee7<\/h3><p>Theo th\u00f4ng tin c\u1ee7a FeiChun, h\u1ec7 th\u1ed1ng c\u00e1p c\u1ee7a c\u00f4ng ty \u0111\u00e1p \u1ee9ng <strong>CE, UKCA, VDE, EAC, ATEX, IECEx<\/strong> v\u00e0 c\u00f3 <strong>ch\u1ee9ng nh\u1eadn an to\u00e0n ch\u00e1y c\u1ee7a Nga<\/strong>. B\u1ed9 h\u1ed3 s\u01a1 n\u00e0y gi\u00fap r\u00fat ng\u1eafn nghi\u1ec7m thu cho d\u1ef1 \u00e1n c\u1ea3ng, m\u1ecf v\u00e0 c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t khi c\u00f9ng m\u1ed9t ch\u1ee7 \u0111\u1ea7u t\u01b0 mua c\u00e1p tang cu\u1ed1n trung th\u1ebf, c\u00e1p festoon, c\u00e1p x\u00edch v\u00e0 c\u00e1p k\u00e9o l\u00ea m\u1ecf t\u1eeb m\u1ed9t nh\u00e0 cung c\u1ea5p.<sup class=\"ref-n\">[13]<\/sup><\/p><\/div>\n<div class=\"certgrid\"><div class=\"certchip\">CE – Li\u00ean minh ch\u00e2u \u00c2u<\/div><div class=\"certchip\">UKCA – Anh<\/div><div class=\"certchip\">VDE – ti\u00eau chu\u1ea9n \u0110\u1ee9c<\/div><div class=\"certchip\">EAC – Nga v\u00e0 EAEU<\/div><div class=\"certchip\">ATEX – v\u00f9ng n\u1ed5<\/div><div class=\"certchip\">IECEx – s\u01a1 \u0111\u1ed3 qu\u1ed1c t\u1ebf<\/div><div class=\"certchip\">Ch\u1ee9ng nh\u1eadn an to\u00e0n ch\u00e1y Nga<\/div><\/div>\n<div class=\"warn\"><b>C\u00e1ch d\u00f9ng ch\u1ee9ng nh\u1eadn \u0111\u00fang.<\/b> H\u00e3y xin b\u1ea3n sao v\u00e0 \u0111\u1ed1i chi\u1ebfu m\u00e3 c\u00e1p, d\u1ea3i \u0111i\u1ec7n \u00e1p, ti\u1ebft di\u1ec7n, ph\u1ea1m vi v\u00e0 th\u1eddi h\u1ea1n hi\u1ec7u l\u1ef1c. C\u00e1c ti\u00eau chu\u1ea9n trong datasheet tham kh\u1ea3o (DIN VDE 0250-813, VDE 0298-4, IEC 60228, IEC 60811-404, IEC 60332-1-2) v\u00e0 ch\u1ee9ng nh\u1eadn GOST-R\/-K\/-B l\u00e0 c\u1ee7a c\u00e1p Prysmian<sup class=\"ref-n\">[1]<\/sup>; ch\u00fang kh\u00f4ng ph\u1ea3i ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun v\u00e0 kh\u00f4ng chuy\u1ec3n sang c\u00e1p FeiChun. Ch\u1ee9ng nh\u1eadn c\u1ee7a m\u1ed9t h\u1ecd c\u00e1p m\u1ecf ho\u1eb7c c\u00e1p tang cu\u1ed1n h\u1ea1 \u00e1p kh\u00f4ng t\u1ef1 \u0111\u1ed9ng \u00e1p d\u1ee5ng cho c\u00e1p tang cu\u1ed1n trung th\u1ebf 8,7\/15 kV c\u00f3 quang. ATEX v\u00e0 IECEx ch\u1ec9 li\u00ean quan khi tuy\u1ebfn \u0111i v\u00e0o khu v\u1ef1c c\u00f3 kh\u00ed n\u1ed5, v\u00e0 c\u1ea7n l\u00e0m r\u00f5 \u00e1p d\u1ee5ng cho c\u00e1p, h\u1ec7 th\u1ed1ng c\u00e1p hay \u0111\u1ea7u v\u00e0o c\u00e1p. V\u1edbi y\u00eau c\u1ea7u v\u1ec1 kh\u00f3i v\u00e0 halogen, h\u00e3y xin bi\u00ean b\u1ea3n IEC 60754 v\u00e0 IEC 61034 cho \u0111\u00fang m\u00e3 n\u1ebfu d\u1ef1 \u00e1n \u0111\u00f2i (v\u1ecf PCP ch\u1ee9a clo).<\/div>\n<div class=\"contact\"><div><strong>FeiChun Cable \/ \u98de\u7eaf\u7535\u7f06<\/strong><br>Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt v\u00e0 d\u1ef1 \u00e1n: <a href=\"mailto:Tech@feichuncables.com\">Tech@feichuncables.com<\/a><\/div><div><strong>\u0110i\u1ec7n tho\u1ea1i<\/strong><br><a href=\"tel:+8613855123218\">+86 13855123218<\/a><\/div><\/div>\n<\/section><section id=\"s14\"><h2>14. FeiChun: b\u1ea3n \u0111\u1ed3 ch\u1ecdn c\u00e1p trong m\u1ed9t d\u1ef1 \u00e1n c\u1ea3ng ho\u1eb7c m\u1ecf<\/h2>\n<p>Tr\u00ean c\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb, \u0111o\u1ea1n tang cu\u1ed1n trung th\u1ebf, \u0111o\u1ea1n tang h\u1ea1 \u00e1p, \u0111o\u1ea1n festoon ho\u1eb7c x\u00edch d\u1eabn v\u00e0 \u0111o\u1ea1n k\u00e9o l\u00ea m\u1ecf th\u01b0\u1eddng c\u1ea7n c\u00e1c h\u1ecd c\u00e1p kh\u00e1c nhau. Mua m\u1ed9t h\u1ecd cho c\u1ea3 tuy\u1ebfn l\u00e0 ngu\u1ed3n g\u1ed1c c\u1ee7a nhi\u1ec1u s\u1ef1 c\u1ed1.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:950px\"><caption>B\u1ea3n \u0111\u1ed3 ch\u1ecdn c\u00e1p FeiChun<\/caption><thead><tr><th>\u0110o\u1ea1n tuy\u1ebfn<\/th><th>Lo\u1ea1i c\u00e1p<\/th><th>B\u00e0i k\u1ef9 thu\u1eadt li\u00ean quan<\/th><\/tr><\/thead><tbody><tr><td>Tang cu\u1ed1n trung th\u1ebf tr\u00f2n 6\/10 kV, 3\u00d725+3\u00d725\/3, cho c\u1ea9u container, festoon, thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn<\/td><td>PROTOLON(SMK) (N)TSCGEW\u00d6U<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/protolonsmk-ntscgewou-6-10-kv-3x253x25-3-cap-tang-cuon-trung-the-cho-cau-container-festoon-va-thiet-bi-di-dong-lon\/\" target=\"_blank\" rel=\"noopener\">PROTOLON(SMK) (N)TSCGEW\u00d6U 6\/10 kV 3\u00d725+3\u00d725\/3<\/a><\/td><\/tr><tr><td>Tang cu\u1ed1n trung th\u1ebf d\u1eb9t c\u00f3 s\u1ee3i quang 3,6\/6 – 6\/10 kV<\/td><td>PROTOLON(FL)-LWL (N)TSFLCGEW\u00d6U<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/protolonfl-lwl-ntsflcgewou-36-6-hoac-6-10-kv-3x354x25-4efo-cap-tang-cuon-det-trung-the-tich-hop-soi-quang-cho-cau-cang-may-xuc-va-thiet-bi-mo\/\" target=\"_blank\" rel=\"noopener\">PROTOLON(FL)-LWL (N)TSFLCGEW\u00d6U<\/a><\/td><\/tr><tr><td>Tang cu\u1ed1n trung th\u1ebf c\u1ee1 AWG v\u00e0 MCM c\u00f3 quang, 15 kV<\/td><td>PROTOLON (SM-R)-LWL AWG (N)TSKCGEW\u00d6U 15 kV<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/protolon-sm-r-lwl-awg-ntskcgewou-15-kv-cap-tang-cuon-trung-the-15-kv-co-awg-tich-hop-soi-quang-cho-may-rai-thu-hoi-cau-container-va-may-xep-do-tau-con-so-nao-quyet-dinh-khi-c\/\" target=\"_blank\" rel=\"noopener\">PROTOLON (SM-R)-LWL AWG 15 kV<\/a><\/td><\/tr><tr><td>Tang cu\u1ed1n trung th\u1ebf c\u1ee1 AWG v\u00e0 MCM c\u00f3 quang, 5 kV v\u00e0 8 kV<\/td><td>PROTOLON (SM-R)-LWL AWG (N)TSKCGEW\u00d6U<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/protolon-sm-r-lwl-awg-ntskcgewou-5-kv-va-8-kv-cap-tang-cuon-trung-the-co-awg-va-mcm-tich-hop-soi-quang-cho-may-rai-thu-hoi-cau-container-va-may-xep-do-tau-chon-5-kv-8-kv-hay\/\" target=\"_blank\" rel=\"noopener\">PROTOLON (SM-R)-LWL AWG 5 kV v\u00e0 8 kV<\/a><\/td><\/tr><tr><td>Tang cu\u1ed1n trung th\u1ebf c\u1ee1 AWG kh\u00f4ng quang, 8 kV v\u00e0 15 kV<\/td><td>PROTOLON (SM-R) AWG (N)TSCGEW\u00d6U<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/protolon-sm-r-awg-ntscgewou-8-kv-va-15-kv-cap-tang-cuon-trung-the-co-awg-khong-soi-quang-cho-may-rai-thu-hoi-cau-container-va-may-xep-do-tau-chon-8-kv-hay-15-kv-con-so-nao-q\/\" target=\"_blank\" rel=\"noopener\">PROTOLON (SM-R) AWG 8 kV v\u00e0 15 kV<\/a><\/td><\/tr><tr><td>Tang cu\u1ed1n, c\u00e1p cu\u1ed9n, k\u00e9o l\u00ea h\u1ea1 \u00e1p ch\u1ecbu k\u00e9o, ch\u1ecbu m\u00e0i m\u00f2n<\/td><td>NSHT\u00d6U, (N)SHT\u00d6U-V, NGFLG\u00d6U, PUR, (N)TSCGEW\u00d6U<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/cap-tang-cuon-cap-cuon-va-cap-keo-le-chiu-keo-chiu-mai-mon-cho-cau-cang-va-mo-nshtou-nshtou-v-ngflgou-pur-ntscgewou-con-so-nao-quyet-dinh-khi-chon-va-thiet-ke-cua-feichun\/\" target=\"_blank\" rel=\"noopener\">C\u00e1p tang cu\u1ed1n, c\u00e1p cu\u1ed9n v\u00e0 c\u00e1p k\u00e9o l\u00ea<\/a><\/td><\/tr><tr><td>Tang cu\u1ed1n h\u1ea1 \u00e1p 4\u00d735 mm\u00b2 cho c\u1ea9u, festoon, spreader<\/td><td>(N)SHT\u00d6U \/ NSHTOEU-J<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/nshtou-nshtoeu-j-06-1-kv-4x35-mm%c2%b2-cap-tang-cuon-ha-ap-cho-cau-cang-festoon-spreader-va-thiet-bi-mo\/\" target=\"_blank\" rel=\"noopener\">(N)SHT\u00d6U \/ NSHTOEU-J 0,6\/1 kV 4\u00d735 mm\u00b2<\/a><\/td><\/tr><tr><td>C\u00e1p gi\u1ecf spreader 12 AWG, 20 – 48 l\u00f5i<\/td><td>SPREADERFLEX BSKT XPRT<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/spreaderflex-bskt-xprt-3gsltoe-awg-600-v-06-1-kv-cap-gio-spreader-co-12-awg-20-den-48-loi-cho-cau-container-co-gio-cuon-trong-luc-con-so-nao-quyet-dinh-khi-chon-cap-chiu-keo-chiu-uon\/\" target=\"_blank\" rel=\"noopener\">SPREADERFLEX BSKT XPRT 3GSLTOE AWG 600 V<\/a><\/td><\/tr><tr><td>Festoon v\u00e0 x\u00edch d\u1eabn c\u00e1p v\u1ecf PUR kh\u00f4ng halogen c\u00f3 m\u00e0n ch\u1eafn 0,6\/1 kV<\/td><td>FESTOONFLEX C-PUR-HF<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/festoonflex-c-pur-hf-06-1-kv-cap-festoon-va-xich-dan-cap-vo-pur-khong-halogen-co-man-chan-con-so-nao-quyet-dinh-khi-chon-cho-cau-cang-kho-tu-dong-va-thiet-bi-mo-va-cong-nghe-pur-cua-feichun-cho\/\" target=\"_blank\" rel=\"noopener\">FESTOONFLEX C-PUR-HF 0,6\/1 kV<\/a><\/td><\/tr><tr><td>C\u00e1p k\u00e9o l\u00ea m\u1ecf v\u00e0 c\u00e1ch ph\u00e2n bi\u1ec7t v\u1edbi c\u00e1p tang cu\u1ed1n<\/td><td>Type 240, Type 275, TENAX-PUR<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/what-is-mining-trailing-cable\/\" target=\"_blank\" rel=\"noopener\">What Is Mining Trailing Cable?<\/a><\/td><\/tr><tr><td>H\u01b0\u1edbng d\u1eabn h\u1ecd c\u00e1p DIN VDE 0250 c\u1ee7a FeiChun (BUFLEX-M, (N)TSCGEW\u00d6U, TENAX-PUR)<\/td><td>BUFLEX-M, NSHT\u00d6U, NSSH\u00d6U, (N)TSCGEW\u00d6U, TENAX-PUR<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/what-is-feichun-vde-0250-reeling-cable\/\" target=\"_blank\" rel=\"noopener\">What Is Feichun VDE 0250 Reeling Cable?<\/a><\/td><\/tr><tr><td>Gi\u1edbi thi\u1ec7u n\u0103ng l\u1ef1c v\u1eadt li\u1ec7u v\u00e0 s\u1ea3n xu\u1ea5t<\/td><td>t\u1ef1 pha ch\u1ebf h\u1ee3p ch\u1ea5t PUR, CPE, EPR; nhi\u1ec7t \u0111\u1edbi h\u00f3a<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/about-feichun-cable\/\" target=\"_blank\" rel=\"noopener\">About Feichun Cable<\/a><\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"note\"><b>V\u1ec1 ng\u00f4n ng\u1eef.<\/b> M\u1ed9t s\u1ed1 b\u00e0i c\u1ee7a FeiChun vi\u1ebft b\u1eb1ng ti\u1ebfng Anh ho\u1eb7c ti\u1ebfng Nga; s\u1ed1 li\u1ec7u c\u00e1c b\u00e0i c\u00f3 th\u1ec3 \u0111\u1ed5i theo th\u1eddi \u0111i\u1ec3m \u0111\u0103ng. H\u00e3y l\u1ea5y b\u1ea3ng d\u1eef li\u1ec7u theo m\u00e3 c\u1ee7a l\u00f4 h\u00e0ng l\u00e0m c\u0103n c\u1ee9 cu\u1ed1i c\u00f9ng.<\/div>\n<\/section><section id=\"faq\"><h2>H\u1ecfi \u0111\u00e1p<\/h2><h3>PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV l\u00e0 lo\u1ea1i c\u00e1p g\u00ec?<\/h3><p>C\u00e1p tang cu\u1ed1n trung th\u1ebf 8,7\/15 kV t\u00edch h\u1ee3p s\u1ee3i quang cho t\u1ea3i c\u01a1 h\u1ecdc cao: ba l\u00f5i pha ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc r\u1ea5t m\u1ea3nh, hai l\u1edbp b\u00e1n d\u1eabn v\u00e0 c\u00e1ch \u0111i\u1ec7n EPR (t\u1ed1i thi\u1ec3u 3GI3), hai d\u00e2y \u0111\u1ea5t t\u00e1ch v\u00e0 m\u1ed9t ph\u1ea7n t\u1eed quang 6 \u1ed1ng n\u1eb1m trong c\u00e1c khe, ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m, v\u1ecf trong PCP, b\u1ec7n polyester v\u00e0 v\u1ecf ngo\u00e0i PCP t\u1ed1i thi\u1ec3u 5GM5. C\u1ee1 3\u00d725 \u0111\u1ebfn 3\u00d7300 mm\u00b2; \u0111i\u1ec7n \u00e1p th\u1eed 24 kV; xo\u1eafn \u00b125 \u00b0\/m; ch\u1ee7 y\u1ebfu d\u00f9ng cho c\u1ea9u container t\u1ed1c \u0111\u1ed9 cao v\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn.<\/p><h3>B\u00e1n k\u00ednh u\u1ed1n, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang v\u00e0 kho\u1ea3ng c\u00e1ch ch\u1eef S c\u1ee7a 3\u00d795 v\u00e0 3\u00d7185?<\/h3><p>B\u00e1n k\u00ednh u\u1ed1n chuy\u1ec3n \u0111\u1ed9ng l\u00e0 10\u00d7D l\u1edbn nh\u1ea5t: 649 mm cho 3\u00d795 (D = 64,9 mm) v\u00e0 781 mm cho 3\u00d7185 (D = 78,1 mm), n\u00ean \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang t\u1ed1i thi\u1ec3u kho\u1ea3ng 1 298 mm v\u00e0 1 562 mm. Kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S l\u00e0 20\u00d7D, t\u1ee9c kho\u1ea3ng 1 298 mm v\u00e0 1 562 mm; l\u1eafp c\u1ed1 \u0111\u1ecbnh cho ph\u00e9p 6\u00d7D.<\/p><h3>L\u1ef1c k\u00e9o t\u1ed1i \u0111a v\u00e0 t\u1ed1c \u0111\u1ed9 cho ph\u00e9p c\u1ee7a c\u00e1p?<\/h3><p>Datasheet n\u00eau l\u1ef1c k\u00e9o l\u00e2u d\u00e0i 2 700 N (3\u00d725) \u0111\u1ebfn 19 200 N (3\u00d7300) v\u00e0 l\u1ef1c k\u00e9o khi t\u0103ng t\u1ed1c 3 950 N \u0111\u1ebfn 28 700 N, cao h\u01a1n quy t\u1eafc 15 N\/mm\u00b2 nh\u1edd ph\u1ea7n t\u1eed \u0111\u1ee1 trung t\u00e2m. T\u1ed1c \u0111\u1ed9 tang cu\u1ed1n (gantry) kh\u00f4ng h\u1ea1n ch\u1ebf; tr\u00ean 300 m\/ph\u00fat n\u00ean h\u1ecfi nh\u00e0 s\u1ea3n xu\u1ea5t c\u00e1p.<\/p><h3>D\u00f2ng cho ph\u00e9p khi cu\u1ed1n nhi\u1ec1u l\u1edbp tr\u00ean tang l\u00e0 bao nhi\u00eau?<\/h3><p>D\u00f2ng trong b\u1ea3ng (139 A \u0111\u1ebfn 660 A) t\u00ednh theo VDE 0298-4 b\u1ea3ng 15, c\u00e1p \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t \u1edf 30 \u00b0C. Khi cu\u1ed1n k\u00edn tr\u00ean tang, nh\u00e2n h\u1ec7 s\u1ed1 0,80 (1 l\u1edbp), 0,61 (2 l\u1edbp), 0,49 (3 l\u1edbp), 0,42 (4 l\u1edbp), 0,38 (5 l\u1edbp). V\u00ed d\u1ee5 3\u00d795 cu\u1ed1n 4 l\u1edbp \u1edf 30 \u00b0C c\u00f2n kho\u1ea3ng 134 A, \u1edf 40 \u00b0C kho\u1ea3ng 122 A (t\u00e1c gi\u1ea3 t\u00ednh).<\/p><h3>C\u00e1p c\u00f3 bao nhi\u00eau s\u1ee3i quang, lo\u1ea1i s\u1ee3i n\u00e0o v\u00e0 suy hao bao nhi\u00eau?<\/h3><p>Ph\u1ea7n t\u1eed quang g\u1ed3m s\u00e1u \u1ed1ng, m\u1ed7i \u1ed1ng 1 \u0111\u1ebfn 4 s\u1ee3i, t\u1ee9c 6, 12, 18 ho\u1eb7c 24 s\u1ee3i. B\u1ea3n chu\u1ea9n trong b\u1ea3ng l\u00e0 24 s\u1ee3i \u0111\u01a1n mode E9\/125; 12 ho\u1eb7c 24 s\u1ee3i G62,5, G50 ho\u1eb7c E9 theo y\u00eau c\u1ea7u. Suy hao: G62,5 d\u01b0\u1edbi 3,3 dB\/km \u1edf 850 nm; G50 d\u01b0\u1edbi 2,8 dB\/km \u1edf 850 nm; E9 d\u01b0\u1edbi 0,4 dB\/km \u1edf 1 310 nm v\u00e0 d\u01b0\u1edbi 0,3 dB\/km \u1edf 1 550 nm.<\/p><h3>Ch\u1ecdn s\u1ee3i \u0111a mode hay \u0111\u01a1n mode cho tuy\u1ebfn c\u1ea9u c\u1ea3ng?<\/h3><p>V\u1edbi b\u0103ng th\u00f4ng 400 MHz\u00b7km \u1edf 850 nm, 1000BASE-SX ch\u1ea1y \u0111\u01b0\u1ee3c kho\u1ea3ng 500 m tr\u00ean s\u1ee3i 50\/125 v\u00e0 220 – 275 m tr\u00ean s\u1ee3i 62,5\/125 theo IEEE 802.3; 10GBASE-SR tr\u00ean s\u1ee3i 400 MHz\u00b7km ch\u1ec9 kho\u1ea3ng 66 m. Tuy\u1ebfn d\u00e0i h\u01a1n ho\u1eb7c c\u1ea7n 10G n\u00ean ch\u1ecdn \u0111\u01a1n mode E9\/125 (1000BASE-LX 5 – 10 km, 10GBASE-LR 10 km). Datasheet ghi b\u0103ng th\u00f4ng kh\u00f4ng k\u00e8m \u0111\u01a1n v\u1ecb km, c\u1ea7n h\u00e3ng x\u00e1c nh\u1eadn.<\/p><h3>8,7\/15 kV kh\u00e1c 6\/10 kV v\u00e0 3,6\/6 kV \u1edf \u0111i\u1ec3m n\u00e0o?<\/h3><p>U0\/U l\u1ea7n l\u01b0\u1ee3t l\u00e0 8,7\/15, 6\/10 v\u00e0 3,6\/6 kV. Theo Faber, \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a l\u00e0 18, 12 v\u00e0 7,2 kV, \u0111i\u1ec7n \u00e1p th\u1eed l\u00e0 24, 17 v\u00e0 11 kV. Datasheet n\u00e0y ghi Um 17,5 kV v\u00e0 th\u1eed 24 kV. Ch\u1ecdn c\u1ea5p theo \u0111i\u1ec7n \u00e1p l\u01b0\u1edbi v\u00e0 ch\u1ebf \u0111\u1ed9 n\u1ed1i \u0111\u1ea5t (IEC 60502-2 ph\u00e2n c\u1ea5p c\u00e1ch \u0111i\u1ec7n 100 %, 133 %, 173 % theo th\u1eddi gian c\u1eaft s\u1ef1 c\u1ed1).<\/p><h3>C\u00e1p tr\u00f2n lai kh\u00e1c c\u00e1p d\u1eb9t PROTOLON(FL)-LWL v\u00e0 c\u00e1p quang tang cu\u1ed1n ri\u00eang \u1edf \u0111\u00e2u?<\/h3><p>\u1ede c\u1ee1 3\u00d735, c\u00e1p tr\u00f2n 8,7\/15 kV c\u00f3 l\u1ef1c k\u00e9o 3 300 N, xo\u1eafn \u00b125 \u00b0\/m v\u00e0 t\u1ed1c \u0111\u1ed9 tang kh\u00f4ng h\u1ea1n ch\u1ebf; c\u00e1p d\u1eb9t 6\/10 kV c\u00f3 1 575 N, kh\u00f4ng cho ph\u00e9p xo\u1eafn v\u00e0 \u0111\u1ebfn 120 m\/ph\u00fat. C\u00e1p quang tang cu\u1ed1n ri\u00eang (Nexans Rheycord OFE SR) ch\u1ecbu xo\u1eafn \u00b1120 \u00b0\/m v\u00e0 4 000 N nh\u01b0ng c\u1ea7n th\u00eam m\u1ed9t tuy\u1ebfn c\u00e1p v\u00e0 kh\u1edbp quang ri\u00eang tr\u00ean tang.<\/p><h3>C\u00e1p c\u00f3 d\u00f9ng \u0111\u01b0\u1ee3c trong x\u00edch d\u1eabn c\u00e1p, festoon ho\u1eb7c k\u00e9o l\u00ea tr\u00ean n\u1ec1n m\u1ecf kh\u00f4ng?<\/h3><p>Datasheet kh\u00f4ng n\u00eau x\u00edch d\u1eabn c\u00e1p, festoon hay k\u00e9o l\u00ea; \u1ee9ng d\u1ee5ng n\u00eau l\u00e0 tang cu\u1ed1n, \u0111\u1ed5i h\u01b0\u1edbng qua con l\u0103n v\u00e0 thi\u1ebft b\u1ecb di \u0111\u1ed9ng l\u1edbn. V\u1edbi b\u00e1n k\u00ednh 10\u00d7D (469 – 927 mm), x\u00edch d\u1eabn c\u00e1p \u00edt kh\u1ea3 thi. K\u00e9o l\u00ea tr\u00ean n\u1ec1n \u0111\u00e1 \u1edf m\u1ecf c\u1ea7n c\u00e1p k\u00e9o l\u00ea v\u1ecf d\u00e0y (Type 240\/275, TENAX-PUR, (N)TSCGEW\u00d6U v\u1ecf 5GM5 ho\u1eb7c CPE).<\/p><h3>C\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u c\u1ee7a FeiChun gi\u00fap g\u00ec cho c\u00e1p ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n?<\/h3><p>FeiChun c\u00f4ng b\u1ed1 t\u1ef1 pha ch\u1ebf h\u1ee3p ch\u1ea5t PUR, CPE v\u00e0 EPR t\u1eeb nguy\u00ean li\u1ec7u g\u1ed1c: ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc class 5, EPR li\u00ean k\u1ebft silane ch\u1ed1ng th\u1ee7y ph\u00e2n, v\u1ecf CPE nhi\u1ec7t \u0111\u1edbi h\u00f3a (h\u1ea5p th\u1ee5 \u1ea9m d\u01b0\u1edbi 0,5 %), PUR g\u1ed1c polyether (d\u01b0\u1edbi 0,8 %), ph\u1ea7n t\u1eed ch\u1ecbu k\u00e9o aramid, b\u1ec7n ch\u1ed1ng xo\u1eafn, ba l\u1edbp \u00e9p \u0111\u1ed3ng th\u1eddi v\u00e0 ki\u1ec3m so\u00e1t \u0111\u00f9n v\u00f2ng k\u00edn. \u0110\u00e2y l\u00e0 c\u00f4ng b\u1ed1 c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t; c\u1ea5u t\u1ea1o v\u00e0 s\u1ed1 li\u1ec7u th\u1eed ch\u00ednh th\u1ee9c ph\u1ea3i l\u1ea5y t\u1eeb b\u1ea3ng d\u1eef li\u1ec7u theo \u0111\u00fang m\u00e3.<\/p><h3>Ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun g\u1ed3m nh\u1eefng g\u00ec?<\/h3><p>Theo th\u00f4ng tin c\u1ee7a FeiChun: CE, UKCA, VDE, EAC, ATEX, IECEx v\u00e0 ch\u1ee9ng nh\u1eadn an to\u00e0n ch\u00e1y c\u1ee7a Nga. C\u1ea7n xin b\u1ea3n sao theo \u0111\u00fang m\u00e3 c\u00e1p, d\u1ea3i \u0111i\u1ec7n \u00e1p, ti\u1ebft di\u1ec7n v\u00e0 th\u1eddi h\u1ea1n hi\u1ec7u l\u1ef1c; GOST-R\/-K\/-B ghi trong datasheet l\u00e0 ch\u1ee9ng nh\u1eadn c\u1ee7a c\u00e1p Prysmian, kh\u00f4ng ph\u1ea3i ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun.<\/p><\/section><section id=\"src\"><h2>Ngu\u1ed3n<\/h2><ol class=\"refs\"><li>Prysmian, PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV: Medium voltage reeling cable with fibre-optics (datasheet b\u1ea3n in 10\/10\/2026: c\u1ea5u t\u1ea1o, \u0111i\u1ec7n, nhi\u1ec7t, h\u00f3a, quang, c\u01a1, b\u1ea3ng k\u00edch th\u01b0\u1edbc, l\u1ef1c k\u00e9o, b\u00e1n k\u00ednh, d\u00f2ng) <a href=\"https:\/\/datasheet.prysmian.com\/pdf\/datasheet\/en\/512176\/DE00_PROTOLON_XPRT_LWL_NTSKCGE_15KV\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Faber Kabel, Rheyfirm (RTS) R-(N)TSCGEW\u00d6US (8,7\/15 v\u00e0 12\/20 kV: \u0111i\u1ec7n \u00e1p l\u00e0m vi\u1ec7c t\u1ed1i \u0111a, \u0111i\u1ec7n \u00e1p th\u1eed, xo\u1eafn \u00b125 \u00b0\/m) <a href=\"https:\/\/shop.faberkabel.de\/out\/downloads\/uploads\/EN\/dbl_rts_r-n_tscgewtoeus.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Faber Kabel, BiTcrane (N)TSCGEW\u00d6U-SR FO (3,6\/6, 6\/10, 8,7\/15 kV: \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a v\u00e0 \u0111i\u1ec7n \u00e1p th\u1eed; s\u1ee3i quang; h\u1ec7 s\u1ed1 cu\u1ed1n 12\u00d7D) <a href=\"https:\/\/shop.faberkabel.de\/out\/downloads\/uploads\/EN\/dbl_bitcrane_n_tscgewoeu-sr_fo.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Faber Kabel, Protolon(FL)-LWL (N)TSFLCGEW\u00d6U (c\u00e1p d\u1eb9t c\u00f3 quang; s\u00e1u \u1ed1ng quanh ph\u1ea7n t\u1eed \u0111\u1ee1) <a href=\"https:\/\/shop.faberkabel.de\/out\/downloads\/uploads\/EN\/dbl_protolon_fl-lwl_ntsflcgewoeu.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>FeiChun, PROTOLON(FL)-LWL (N)TSFLCGEW\u00d6U 3,6\/6 ho\u1eb7c 6\/10 kV 3\u00d735+4\u00d725\/4E+FO (s\u1ed1 li\u1ec7u c\u00e1p d\u1eb9t: k\u00e9o 1 575 N, 425 mm, 120 m\/ph\u00fat, kh\u00f4ng cho ph\u00e9p xo\u1eafn) <a href=\"https:\/\/feichuncables.com\/blog\/protolonfl-lwl-ntsflcgewou-36-6-hoac-6-10-kv-3x354x25-4efo-cap-tang-cuon-det-trung-the-tich-hop-soi-quang-cho-cau-cang-may-xuc-va-thiet-bi-mo\/\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Faber Kabel \/ Nexans, Rheycord OFE SR v\u00e0 OFE R (c\u00e1p quang tang cu\u1ed1n: \u1ed1ng l\u1ecfng ch\u1ee9a gel, xo\u1eafn \u00b1120 \u00b0\/m, 4 000 N) <a href=\"https:\/\/shop.faberkabel.de\/out\/downloads\/uploads\/EN\/dbl_rheycord-ofe_sr.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>IEC 60794-1-21, Optical fibre cables – Mechanical test methods (E1 k\u00e9o, E2A m\u00e0i m\u00f2n, E3 n\u00e9n, E6 u\u1ed1n l\u1eb7p, E7 xo\u1eafn; \u00e1p d\u1ee5ng cho c\u00e1p c\u00f3 c\u1ea3 s\u1ee3i quang v\u00e0 ru\u1ed9t d\u1eabn \u0111i\u1ec7n); IEC 60794-1-107:2025 (xo\u1eafn) <a href=\"https:\/\/scc-ccn.ca\/standardsdb\/standards\/2045816\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>IEEE 802.3, Table 38-2, 1000BASE-SX operating range; t\u00e0i li\u1ec7u thi\u1ebft b\u1ecb v\u1ec1 c\u1ef1 ly 1000BASE-LX, 10GBASE-SR, 10GBASE-LR <a href=\"https:\/\/documentation.extremenetworks.com\/wired\/5720\/GUID-0F73DB5D-71A5-4895-AB33-CFA0AAA323B2.shtml\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>LAPP, T12 Current ratings – reduction tables (h\u1ec7 s\u1ed1 c\u00e1p cu\u1ed9n tr\u00ean tang theo VDE 0298-4: 0,80; 0,61; 0,49; 0,42; 0,38) <a href=\"https:\/\/dk.lappgroup.com\/fileadmin\/DAM\/Miltronic_Denmark\/4_servicecenter\/T12.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Moog \/ Focal, Fiber Optic Rotary Joint FO197 (\u0111a mode 50\/125, 62,5\/125) v\u00e0 FO206 (\u0111\u01a1n mode 9\/125): \u1ee9ng d\u1ee5ng c\u00e1p tang cu\u1ed1n <a href=\"https:\/\/www.moog.com\/products\/fiber-optic-rotary-joints\/single-channel-forj\/fo197.html\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>FeiChun, What Is Feichun VDE 0250 Reeling Cable? (h\u1ec7 k\u00fd hi\u1ec7u, BUFLEX-M, TENAX-PUR, (N)TSCGEW\u00d6U, PUR polyether, ma tr\u1eadn thi\u1ebft b\u1ecb) <a href=\"https:\/\/feichuncables.com\/blog\/what-is-feichun-vde-0250-reeling-cable\/\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>FeiChun, About Feichun Cable (t\u1ef1 pha ch\u1ebf h\u1ee3p ch\u1ea5t, EPR silane, CPE nhi\u1ec7t \u0111\u1edbi h\u00f3a, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng, s\u1ed1 li\u1ec7u Lihir v\u00e0 Kalimantan) <a href=\"https:\/\/feichuncables.com\/blog\/about-feichun-cable\/\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>FeiChun Cable: th\u00f4ng tin v\u1ec1 ch\u1ee9ng nh\u1eadn c\u1ee7a c\u00f4ng ty (\u0111\u0103ng tr\u00ean c\u00e1c trang k\u1ef9 thu\u1eadt c\u1ee7a feichuncables.com).<\/li><li>Prysmian, Round Medium Voltage Reeling Cables PROTOLON(SMK) (brochure: c\u1eb7p \u0111i\u1ec7n \u00e1p 8,7\/15 kV – 24 kV; th\u1eed b\u1ed5 sung u\u1ed1n ng\u01b0\u1ee3c, xo\u1eafn; quy t\u1eafc l\u1ef1c k\u00e9o 15 N\/mm\u00b2 theo VDE 0298-3) <a href=\"https:\/\/www.prysmian.com\/sites\/www.prysmian.com\/files\/media\/documents\/Medium-Voltage-Round.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><\/ol><p class=\"small\">T\u00ean ti\u00eau chu\u1ea9n v\u00e0 th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u00ean th\u1ee9 ba ch\u1ec9 d\u00f9ng \u0111\u1ec3 nh\u1eadn di\u1ec7n k\u1ef9 thu\u1eadt, kh\u00f4ng h\u00e0m \u00fd li\u00ean k\u1ebft. S\u1ed1 li\u1ec7u c\u00e1c ngu\u1ed3n c\u00f3 th\u1ec3 kh\u00e1c nhau; h\u00e3y \u0111\u1ed1i chi\u1ebfu v\u1edbi phi\u00ean b\u1ea3n ti\u00eau chu\u1ea9n hi\u1ec7n h\u00e0nh v\u00e0 b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a FeiChun cho \u0111\u00fang m\u00e3 v\u00e0 l\u00f4 h\u00e0ng.<\/p><\/section><\/main><footer><div class=\"wrap\"><div class=\"tag\">FEICHUN CABLE<\/div><p><strong>Tech@feichuncables.com<\/strong><br><strong>+86 13855123218<\/strong><\/p><p class=\"small\">PROTOLON XPRT-LWL (N)TSKCGEW\u00d6U 8,7\/15 kV – b\u00e0i k\u1ef9 thu\u1eadt, c\u1eadp nh\u1eadt 10\/10\/2026.<\/p><\/div><\/footer>\n","protected":false},"excerpt":{"rendered":"B\u00e0i vi\u1ebft ph\u00e2n t\u00edch c\u00e1p tang cu\u1ed1n trung th\u1ebf 8,7\/15 kV t\u00edch h\u1ee3p s\u1ee3i quang, ki\u1ec3m tra b\u1eb1ng t\u00ednh to\u00e1n c\u00e1c th\u00f4ng s\u1ed1 trong datasheet (b\u00e1n k\u00ednh u\u1ed1n 10\u00d7D, \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang, kho\u1ea3ng c\u00e1ch ch\u1eef S, l\u1ef1c k\u00e9o v\u00e0 l\u1ef1c t\u0103ng t\u1ed1c, chi\u1ec1u d\u00e0i treo, d\u00f2ng theo l\u1edbp cu\u1ed1n v\u00e0 nhi\u1ec7t \u0111\u1ed9, s\u1ee5t \u00e1p, d\u00f2ng ng\u1eafn m\u1ea1ch v\u00e0 ti\u1ebft di\u1ec7n \u0111\u1ea5t, \u0111i\u1ec7n \u00e1p th\u1eed, suy hao v\u00e0 c\u1ef1 ly truy\u1ec1n c\u1ee7a s\u1ee3i quang), \u0111\u1ed1i chi\u1ebfu v\u1edbi c\u00e1p d\u1eb9t PROTOLON(FL)-LWL v\u00e0 c\u00e1p quang tang cu\u1ed1n t\u00e1ch ri\u00eang, ph\u00e2n \u0111\u1ecbnh ranh gi\u1edbi s\u1eed d\u1ee5ng (tang cu\u1ed1n, \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S, x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea m\u1ecf), tr\u00ecnh b\u00e0y c\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a FeiChun cho c\u00e1p m\u1ecf ch\u1ecbu u\u1ed1n, k\u00e9o v\u00e0 m\u00e0i m\u00f2n (EPR ba l\u1edbp \u00e9p \u0111\u1ed3ng th\u1eddi, ru\u1ed9t m\u1ea1 thi\u1ebfc, ph\u1ea7n t\u1eed ch\u1ecbu k\u00e9o aramid, b\u1ec7n ch\u1ed1ng xo\u1eafn, v\u1ecf PUR polyether v\u00e0 CPE nhi\u1ec7t \u0111\u1edbi h\u00f3a, ki\u1ec3m so\u00e1t s\u1ea3n xu\u1ea5t), v\u00e0 n\u00eau danh m\u1ee5c h\u1ed3 s\u01a1 c\u1ea7n y\u00eau c\u1ea7u, g\u1ed3m b\u1ed9 ch\u1ee9ng nh\u1eadn c\u1ee7a FeiChun.","protected":false},"author":1,"featured_media":78347,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_singular_sidebar":"left","csco_page_header_type":"title","csco_page_load_nextpost":"","footnotes":""},"categories":[9563,56,27157],"tags":[16,171,152,107,176,111,139,214,204,17],"class_list":["post-78346","post","type-post","status-publish","format-standard","has-post-thumbnail","category-medium-voltage-cable","category-reeling-cable","category-27157","tag-din-vde-0250","tag-explosion-proof-mining-cable","tag-heavy-duty-mining-cable","tag-heavy-duty-e-loader-mining-cable","tag-icea-s-75-381-2","tag-mining-cable","tag-mining-cables","tag-mining-power-cable","tag-mining-trailing-cable","tag-reeling-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/78346","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/comments?post=78346"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/78346\/revisions"}],"predecessor-version":[{"id":78350,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/78346\/revisions\/78350"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/78347"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=78346"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=78346"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=78346"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}