{"id":78254,"date":"2026-10-09T10:27:29","date_gmt":"2026-10-09T02:27:29","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=78254"},"modified":"2026-10-09T10:27:34","modified_gmt":"2026-10-09T02:27:34","slug":"protolon-m-r-ntscgewou-lwl-6-10-kv-cap-tang-cuon-trung-the-tich-hop-soi-quang-cho-may-xuc-may-nghien-di-dong-va-thiet-bi-cang-con-so-nao-quyet-dinh-khi-chon-cap-chiu-keo-chiu-xoan-va-chong-ma","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/protolon-m-r-ntscgewou-lwl-6-10-kv-cap-tang-cuon-trung-the-tich-hop-soi-quang-cho-may-xuc-may-nghien-di-dong-va-thiet-bi-cang-con-so-nao-quyet-dinh-khi-chon-cap-chiu-keo-chiu-xoan-va-chong-ma\/","title":{"rendered":"PROTOLON (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf t\u00edch h\u1ee3p s\u1ee3i quang cho m\u00e1y x\u00fac, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng v\u00e0 thi\u1ebft b\u1ecb c\u1ea3ng &#8211; 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"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"3d4240\" data-has-transparency=\"false\" style=\"--dominant-color: #3d4240;\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"571\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" src=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-2048-1200x571.avif\" alt=\"\" class=\"wp-image-78255 not-transparent\" title=\"\" srcset=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-2048-1200x571.avif 1200w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-2048-300x143.avif 300w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-2048-767x365.avif 767w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-2048-1536x731.avif 1536w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-2048-399x190.avif 399w, 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6\/10kV, c\u00e1p tang cu\u1ed1n trung th\u1ebf, c\u00e1p m\u1ecf l\u1ed9 thi\u00ean 6\/10kV, DIN VDE 0250-813, c\u00e1p mono-spiral, c\u00e1p s\u1ee3i quang LWL, c\u00e1p ch\u1ed1ng m\u00e0i m\u00f2n, c\u00e1p RMG RTG, FeiChun Cable, \u98de\u7eaf\u7535\u7f06, mining reeling cable\"><title>PROTOLON (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf c\u00f3 s\u1ee3i quang, l\u1ef1c k\u00e9o, xo\u1eafn, m\u00e0i m\u00f2n v\u00e0 tang mono-spiral<\/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% 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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 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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 (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf t\u00edch h\u1ee3p s\u1ee3i quang cho m\u00e1y x\u00fac, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng v\u00e0 thi\u1ebft b\u1ecb c\u1ea3ng - 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\", \"inLanguage\": \"vi\", \"dateModified\": \"2026-10-09\", \"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 (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV l\u00e0 lo\u1ea1i c\u00e1p g\u00ec?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"C\u00e1p tang cu\u1ed1n trung th\u1ebf ba l\u00f5i 6\/10 (12) kV theo DIN VDE 0250-813: ru\u1ed9t \u0111\u1ed3ng s\u1ee3i r\u1ea5t m\u1ea3nh, c\u00e1ch \u0111i\u1ec7n EPR c\u00f3 l\u1edbp b\u00e1n d\u1eabn trong v\u00e0 ngo\u00e0i, hai d\u00e2y PE t\u00e1ch chia v\u00e0 ph\u1ea7n t\u1eed quang 6 \u1ed1ng (6, 12, 18 ho\u1eb7c 24 s\u1ee3i) trong c\u00e1c khe gi\u1eefa l\u00f5i, v\u1ecf trong cao su, l\u1edbp b\u1ec7n polyester v\u00e0 v\u1ecf ngo\u00e0i polychloroprene 5GM5. D\u00f9ng cho m\u00e1y x\u00fac, xe t\u1ea3i t\u1ef1 \u0111\u1ed5, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng \u1edf m\u1ecf l\u1ed9 thi\u00ean v\u1edbi tang mono-spiral v\u00e0 tang tr\u1ee5.\"}}, {\"@type\": \"Question\", \"name\": \"L\u1ef1c k\u00e9o, t\u1ed1c \u0111\u1ed9 v\u00e0 xo\u1eafn cho ph\u00e9p l\u00e0 bao nhi\u00eau?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Theo datasheet: l\u1ef1c k\u00e9o 20 N\/mm\u00b2 t\u0129nh v\u00e0 25 N\/mm\u00b2 \u0111\u1ed9ng tr\u00ean t\u1ed5ng ti\u1ebft di\u1ec7n ba ru\u1ed9t pha (3\u00d7240: 14 400 N v\u00e0 18 000 N), t\u1ed1c \u0111\u1ed9 t\u1edbi 100 m\/ph\u00fat khi cu\u1ed9n l\u1ea1i v\u00e0 120 m\/ph\u00fat khi cu\u1ed1n, xo\u1eafn \u00b1100 \u00b0\/m. \u0110\u00e2y l\u00e0 quy t\u1eafc cho t\u1ea3i l\u00e2u d\u00e0i, kh\u00f4ng ph\u1ea3i l\u1ef1c ph\u00e1 h\u1ee7y.\"}}, {\"@type\": \"Question\", \"name\": \"B\u00e1n k\u00ednh u\u1ed1n v\u00e0 \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang t\u1ed1i thi\u1ec3u?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"B\u00e1n k\u00ednh 6\u00d7D khi c\u1ed1 \u0111\u1ecbnh, 10\u00d7D khi chuy\u1ec3n \u0111\u1ed9ng, v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S t\u1ed1i thi\u1ec3u 20\u00d7D. V\u1edbi 3\u00d7240 (\u00d8 l\u1edbn nh\u1ea5t 77,3 mm): R chuy\u1ec3n \u0111\u1ed9ng 773 mm, l\u00f5i tang t\u1ed1i thi\u1ec3u kho\u1ea3ng 1 546 mm, kho\u1ea3ng c\u00e1ch ch\u1eef S 1 546 mm (t\u00e1c gi\u1ea3 t\u00ednh).\"}}, {\"@type\": \"Question\", \"name\": \"D\u00f2ng cho ph\u00e9p tr\u00ean tang nhi\u1ec1u l\u1edbp?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"D\u00f2ng 540 A c\u1ee7a 3\u00d7240 l\u00e0 \u1edf 30 \u00b0C \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t. Khi qu\u1ea5n tr\u00ean tang, VDE 0298-4 cho h\u1ec7 s\u1ed1 0,80, 0,61, 0,49, 0,42 v\u00e0 0,38 cho m\u1ed9t \u0111\u1ebfn n\u0103m l\u1edbp: c\u00f2n kho\u1ea3ng 432, 329, 265, 227 v\u00e0 205 A. N\u00ean gi\u1eef \u00edt l\u1edbp ho\u1eb7c ch\u1ecdn ti\u1ebft di\u1ec7n l\u1edbn h\u01a1n.\"}}, {\"@type\": \"Question\", \"name\": \"S\u1ee3i quang trong c\u00e1p: lo\u1ea1i n\u00e0o, suy hao bao nhi\u00eau?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Ph\u1ea7n t\u1eed quang 6 \u1ed1ng, m\u1ed7i \u1ed1ng 1 - 4 s\u1ee3i: 6, 12, 18 ho\u1eb7c 24 s\u1ee3i lo\u1ea1i G62,5, G50 ho\u1eb7c E9. Suy hao: G62,5 d\u01b0\u1edbi 3,3 dB\/km \u1edf 850 nm; G50 d\u01b0\u1edbi 2,8 dB\/km; 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. Tuy\u1ebfn d\u00e0i n\u00ean d\u00f9ng E9.\"}}, {\"@type\": \"Question\", \"name\": \"Kh\u00e1c g\u00ec so v\u1edbi PROTOLON (SMK), (FL) v\u00e0 (SB)?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"SMK ch\u1ecbu k\u00e9o cao h\u01a1n (30 N\/mm\u00b2) v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1edbi 240 m\/ph\u00fat cho c\u1ea9u nhanh; FL l\u00e0 c\u00e1p d\u1eb9t 15 N\/mm\u00b2 v\u00e0 120 m\/ph\u00fat, u\u1ed1n m\u1ed9t m\u1eb7t ph\u1eb3ng; SB l\u00e0 c\u00e1p k\u00e9o l\u00ea ch\u1ecbu m\u00e0i m\u00f2n n\u1ec1n (15 N\/mm\u00b2 t\u0129nh). (M) R LWL d\u00e0nh cho m\u00e1y l\u1ed9 thi\u00ean d\u00f9ng tang, t\u1ed1c \u0111\u1ed9 v\u1eeba, c\u00f3 s\u1ee3i quang t\u00edch h\u1ee3p.\"}}, {\"@type\": \"Question\", \"name\": \"C\u00f3 d\u00f9ng cho c\u1ea9u c\u1ea3ng, RMG, RTG kh\u00f4ng?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"\u0110\u01b0\u1ee3c cho thi\u1ebft b\u1ecb di chuy\u1ec3n t\u1ed1c \u0111\u1ed9 v\u1eeba, c\u1ea5p ngu\u1ed3n 6 - 10 kV k\u00e8m \u0111\u01b0\u1eddng quang, n\u1ebfu t\u1ed1c \u0111\u1ed9 c\u00e1p kh\u00f4ng v\u01b0\u1ee3t 120 m\/ph\u00fat v\u00e0 kh\u00f4ng c\u1ea7n ng\u00e2m n\u01b0\u1edbc. C\u1ea9u t\u1ed1c \u0111\u1ed9 cao t\u1eeb 240 m\/ph\u00fat n\u00ean d\u00f9ng h\u1ecd kh\u00e1c. V\u1ecf PCP ch\u1ee9a clo, kh\u00f4ng ph\u1ea3i c\u00e1p kh\u00f4ng halogen.\"}}, {\"@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, c\u00f9ng bi\u00ean b\u1ea3n th\u1eed theo DIN VDE 0250-813.\"}}]}<\/script><header class=\"doc-header\"><div class=\"container wrap\"><div class=\"tag\">FEICHUN CABLE \u00b7 B\u00c0I K\u1ef8 THU\u1eacT<\/div><h1>PROTOLON (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV: c\u00e1p tang cu\u1ed1n trung th\u1ebf t\u00edch h\u1ee3p s\u1ee3i quang cho m\u00e1y x\u00fac, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng v\u00e0 thi\u1ebft b\u1ecb c\u1ea3ng &#8211; 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<\/h1><p class=\"lead\">B\u00e0i vi\u1ebft ph\u00e2n t\u00edch c\u1ea5u t\u1ea1o c\u00e1p tang cu\u1ed1n ba l\u00f5i 6\/10 kV theo DIN VDE 0250-813, ki\u1ec3m tra b\u1eb1ng t\u00ednh to\u00e1n c\u00e1c th\u00f4ng s\u1ed1 trong datasheet (l\u1ef1c k\u00e9o, b\u00e1n k\u00ednh u\u1ed1n, \u0111\u01b0\u1eddng k\u00ednh tang, d\u00f2ng theo s\u1ed1 l\u1edbp tang, s\u1ee5t \u00e1p, d\u00f2ng n\u1ea1p, ng\u1eafn m\u1ea1ch, qu\u1ef9 suy hao quang), so s\u00e1nh v\u1edbi c\u00e1c h\u1ecd c\u00e1p tang cu\u1ed1n v\u00e0 c\u00e1p k\u00e9o l\u00ea c\u00f9ng lo\u1ea1i, ph\u00e2n \u0111\u1ecbnh ranh gi\u1edbi s\u1eed d\u1ee5ng (tang mono-spiral, tang tr\u1ee5, x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea, \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S), 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 k\u00e9o v\u00e0 m\u00e0i m\u00f2n, 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\">6\/10 (12) kV<\/span><span class=\"badge\">DIN VDE 0250-813<\/span><span class=\"badge\">3\u00d725 &#8211; 3\u00d7300 mm\u00b2<\/span><span class=\"badge\">EPR \u00b7 v\u1ecf PCP 5GM5<\/span><span class=\"badge\">K\u00e9o 20\/25 N\/mm\u00b2<\/span><span class=\"badge\">Xo\u1eafn \u00b1100 \u00b0\/m<\/span><span class=\"badge\">T\u1ed1c \u0111\u1ed9 120 m\/ph\u00fat<\/span><span class=\"badge\">6\/12\/18\/24 s\u1ee3i quang<\/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> Th\u00f4ng s\u1ed1 c\u1ee7a c\u00e1p l\u1ea5y t\u1eeb datasheet c\u00f4ng khai PROTOLON (M) R-(N)TSCGEWOEU LWL 6\/10 kV (b\u1ea3n 09\/10\/2026)<sup class=\"ref-n\">[1]<\/sup>, \u0111\u1ed1i chi\u1ebfu v\u1edbi catalogue m\u1ecf l\u1ed9 thi\u00ean 04\/2025 c\u1ee7a c\u00f9ng h\u00e3ng<sup class=\"ref-n\">[2]<\/sup> v\u00e0 b\u1ea3ng c\u00e1p tang cu\u1ed1n c\u00f9ng d\u00f2ng<sup class=\"ref-n\">[3]<\/sup><sup class=\"ref-n\">[4]<\/sup>; so s\u00e1nh v\u1edbi c\u00e1p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a Tratos v\u00e0 Faber<sup class=\"ref-n\">[5]<\/sup><sup class=\"ref-n\">[6]<\/sup><sup class=\"ref-n\">[7]<\/sup>; h\u1ec7 s\u1ed1 gi\u1ea3m d\u00f2ng theo s\u1ed1 l\u1edbp tang t\u1eeb t\u00e0i li\u1ec7u VDE 0298-4<sup class=\"ref-n\">[8]<\/sup><sup class=\"ref-n\">[9]<\/sup>; th\u00f4ng tin tang mono-spiral t\u1eeb nh\u00e0 s\u1ea3n xu\u1ea5t tang<sup class=\"ref-n\">[10]<\/sup><sup class=\"ref-n\">[11]<\/sup>; c\u00f4ng b\u1ed1 v\u1ec1 v\u1eadt li\u1ec7u, thi\u1ebft k\u1ebf v\u00e0 ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a FeiChun<sup class=\"ref-n\">[14]<\/sup><sup class=\"ref-n\">[15]<\/sup><sup class=\"ref-n\">[16]<\/sup>. C\u00e1c con s\u1ed1 t\u00ednh (l\u1ef1c k\u00e9o, chi\u1ec1u d\u00e0i k\u00e9o l\u00ea, b\u00e1n k\u00ednh tang, d\u00f2ng theo l\u1edbp, s\u1ee5t \u00e1p, d\u00f2ng n\u1ea1p, ng\u1eafn m\u1ea1ch, qu\u1ef9 suy hao quang) do t\u00e1c gi\u1ea3 t\u00ednh theo c\u00f4ng th\u1ee9c trong b\u00e0i. <b>PROTOLON 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. K\u00edch th\u01b0\u1edbc, kh\u1ed1i l\u01b0\u1ee3ng, d\u00f2ng cho ph\u00e9p trong b\u1ea3ng l\u00e0 s\u1ed1 li\u1ec7u c\u1ee7a datasheet tham kh\u1ea3o; 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 tr\u1edf \u0111o, ti\u1ebft di\u1ec7n PE, 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> S\u1ed1 li\u1ec7u c\u00e1c ngu\u1ed3n c\u00f3 th\u1ec3 l\u1ec7ch nhau, k\u1ec3 c\u1ea3 hai t\u00e0i li\u1ec7u c\u1ee7a c\u00f9ng m\u1ed9t h\u00e3ng (v\u00ed d\u1ee5 nhi\u1ec7t \u0111\u1ed9 t\u1ed1i thi\u1ec3u khi chuy\u1ec3n \u0111\u1ed9ng \u221235 hay \u221230 \u00b0C).<\/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 v\u00e0 ki\u1ec3m tra theo b\u1ea3ng<\/a><\/li><li><a href=\"#s5\">T\u00ednh to\u00e1n cho tang v\u00e0 tuy\u1ebfn c\u00e1p<\/a><\/li><li><a href=\"#s6\">S\u1ee3i quang: suy hao v\u00e0 qu\u1ef9 \u0111\u01b0\u1eddng truy\u1ec1n<\/a><\/li><li><a href=\"#s7\">So s\u00e1nh c\u00e1c h\u1ecd c\u00e1p tang cu\u1ed1n v\u00e0 c\u00e1p k\u00e9o l\u00ea<\/a><\/li><li><a href=\"#s8\">\u1ee8ng d\u1ee5ng: tang, x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea, ch\u1eef S<\/a><\/li><li><a href=\"#s9\">C\u00f4ng ngh\u1ec7 v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf c\u1ee7a FeiChun<\/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><li><a href=\"#s3\">C\u00e1p tang cu\u1ed1n 6\/10 kV 3\u00d7240 ch\u1ecbu k\u00e9o bao nhi\u00eau?<\/a><\/li><li><a href=\"#s5\">B\u00e1n k\u00ednh u\u1ed1n v\u00e0 l\u00f5i tang t\u1ed1i thi\u1ec3u?<\/a><\/li><li><a href=\"#s5\">D\u00f2ng cho ph\u00e9p khi c\u00e1p qu\u1ea5n nhi\u1ec1u l\u1edbp tr\u00ean tang?<\/a><\/li><li><a href=\"#s6\">C\u00e1p trung th\u1ebf c\u00f3 s\u1ee3i quang: lo\u1ea1i s\u1ee3i n\u00e0o, suy hao bao nhi\u00eau?<\/a><\/li><li><a href=\"#s7\">Kh\u00e1c g\u00ec SMK, FL, SB v\u00e0 TENAX?<\/a><\/li><li><a href=\"#s8\">D\u00f9ng cho x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea, ch\u1eef S \u0111\u01b0\u1ee3c kh\u00f4ng?<\/a><\/li><li><a href=\"#s9\">V\u1ecf PCP, CPE hay PUR cho m\u00f4i tr\u01b0\u1eddng \u1ea9m n\u00f3ng, m\u00e0i m\u00f2n?<\/a><\/li><li><a href=\"#s10\">C\u1ea7n y\u00eau c\u1ea7u bi\u00ean b\u1ea3n th\u1eed v\u00e0 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 (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV l\u00e0 c\u00e1p tang cu\u1ed1n trung th\u1ebf ba l\u00f5i, c\u00f3 d\u00e2y n\u1ed1i \u0111\u1ea5t t\u00e1ch chia v\u00e0 ph\u1ea7n t\u1eed quang n\u1eb1m trong c\u00f9ng m\u1ed9t l\u00f5i c\u00e1p. Ch\u1eef (M) trong nh\u00e3n hi\u1ec7u l\u00e0 <b>M<\/b>ining, R l\u00e0 c\u00e1p tang cu\u1ed1n (<b>R<\/b>eeling), LWL (Lichtwellenleiter) l\u00e0 s\u1ee3i quang<sup class=\"ref-n\">[2]<\/sup>. H\u00e3ng n\u00eau m\u1ee5c \u0111\u00edch: n\u1ed1i c\u00e1c m\u00e1y x\u1eed l\u00fd v\u1eadt li\u1ec7u l\u1edbn nh\u01b0 m\u00e1y x\u00fac, xe t\u1ea3i t\u1ef1 \u0111\u1ed5, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng trong m\u1ecf l\u1ed9 thi\u00ean, ch\u1ecbu \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc cao khi d\u00f9ng v\u1edbi tang mono-spiral v\u00e0 tang tr\u1ee5<sup class=\"ref-n\">[1]<\/sup>.<\/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, h\u1ecd c\u00e1p n\u00e0y \u0111\u00e1ng c\u00e2n nh\u1eafc \u1edf thi\u1ebft b\u1ecb b\u1ed1c x\u1ebfp h\u00e0ng r\u1eddi di chuy\u1ec3n d\u1ecdc ray ho\u1eb7c tr\u00ean b\u00e3i (m\u00e1y r\u1ea3i &#8211; thu h\u1ed3i, m\u00e1y d\u1ee1 t\u00e0u, m\u1ed9t s\u1ed1 c\u1ea9u gi\u00e0n t\u1ed1c \u0111\u1ed9 v\u1eeba) c\u1ea7n c\u1ea5p ngu\u1ed3n 6 &#8211; 10 kV k\u00e8m \u0111\u01b0\u1eddng quang tr\u00ean c\u00f9ng m\u1ed9t s\u1ee3i c\u00e1p. Ranh gi\u1edbi t\u1ed1c \u0111\u1ed9 r\u1ea5t r\u00f5: datasheet cho ph\u00e9p t\u1edbi 120 m\/ph\u00fat khi cu\u1ed1n v\u00e0 100 m\/ph\u00fat khi cu\u1ed9n l\u1ea1i<sup class=\"ref-n\">[1]<\/sup>; c\u1ea9u container t\u1ed1c \u0111\u1ed9 cao d\u00f9ng h\u1ecd c\u00e1p kh\u00e1c (m\u1ee5c 7).<\/p>\n<p>Ba \u0111i\u1ec3m v\u1ec1 k\u00fd hi\u1ec7u th\u01b0\u1eddng b\u1ecb b\u1ecf qua:<\/p>\n<ul>\n<li><b>M\u00e3 c\u1ea5u t\u1ea1o.<\/b> \u00ab3\u00d7240+2\u00d7120\/2+LWL\u00bb g\u1ed3m ba ru\u1ed9t pha 240 mm\u00b2, hai d\u00e2y PE (t\u1ed5ng ti\u1ebft di\u1ec7n 120 mm\u00b2 chia hai d\u00e2y, theo quy \u01b0\u1edbc x\/n c\u1ee7a h\u1ecd c\u00e1p n\u00e0y; c\u1ea7n x\u00e1c nh\u1eadn b\u1eb1ng b\u1ea3n v\u1ebd) v\u00e0 ph\u1ea7n t\u1eed quang \u1edf khe th\u1ee9 ba. B\u1ea3n kh\u00f4ng quang thay ph\u1ea7n t\u1eed quang b\u1eb1ng d\u00e2y PE th\u1ee9 ba (3\u00d7240+3\u00d7120\/3): n\u1eb7ng 12\u00a0570 kg\/km so v\u1edbi 12\u00a0600 kg\/km, c\u00f9ng \u00d8 73,3 &#8211; 77,3 mm<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[2]<\/sup>. Th\u00eam 6 &#8211; 24 s\u1ee3i quang ch\u1ec9 t\u0103ng kho\u1ea3ng 0,2 % kh\u1ed1i l\u01b0\u1ee3ng (t\u00e1c gi\u1ea3 t\u00ednh).<\/li>\n<li><b>C\u1ea5p \u0111i\u1ec7n \u00e1p.<\/b> 6\/10 (12) kV l\u00e0 U<sub>0<\/sub>\/U (U<sub>m<\/sub>). \u1ede l\u01b0\u1edbi 10 kV n\u1ed1i \u0111\u1ea5t tr\u1ef1c ti\u1ebfp, U<sub>0<\/sub> = 10\/\u221a3 \u2248 5,77 kV. C\u1ea5p U<sub>0<\/sub> = 6 kV c\u0169ng ph\u00f9 h\u1ee3p l\u01b0\u1edbi 6 kV trung t\u00ednh c\u00e1ch ly, n\u01a1i s\u1ef1 c\u1ed1 ch\u1ea1m \u0111\u1ea5t c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i v\u00e0 c\u00e1p ph\u1ea3i ch\u1ecbu U<sub>0<\/sub> = U (nguy\u00ean t\u1eafc FeiChun n\u00eau cho l\u01b0\u1edbi IT<sup class=\"ref-n\">[15]<\/sup>). Ch\u1ecdn c\u1ea5p theo lo\u1ea1i h\u1ec7 th\u1ed1ng v\u00e0 th\u1eddi gian c\u1eaft s\u1ef1 c\u1ed1, kh\u00f4ng ch\u1ecdn theo th\u00f3i quen.<\/li>\n<li><b>T\u00ean th\u01b0\u01a1ng m\u1ea1i.<\/b> PROTOLON l\u00e0 nh\u00e3n hi\u1ec7u c\u1ee7a b\u00ean th\u1ee9 ba, b\u00e0i ch\u1ec9 d\u00f9ng \u0111\u1ec3 nh\u1eadn di\u1ec7n lo\u1ea1i c\u00e1p. S\u1ed1 li\u1ec7u trong c\u00e1c b\u1ea3ng l\u00e0 c\u1ee7a datasheet tham kh\u1ea3o; c\u1ea5u t\u1ea1o, k\u00edch th\u01b0\u1edbc v\u00e0 h\u1ed3 s\u01a1 c\u1ee7a c\u00e1p FeiChun ph\u1ea3i l\u1ea5y theo \u0111\u00fang m\u00e3 c\u1ee7a FeiChun.<\/li>\n<\/ul>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:950px\"><caption>\u0110\u1eb7c t\u00ednh ch\u00ednh (theo 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>6\/10 (12) kV; \u0111i\u1ec7n \u00e1p th\u1eed xoay chi\u1ec1u 17 kV; \u0111i\u1ec7n \u00e1p danh ngh\u0129a 10\u00a0000 V<sup class=\"ref-n\">[1]<\/sup><\/td><td>l\u01b0\u1edbi 6 kV v\u00e0 10 kV c\u1ee7a m\u1ecf, b\u00e3i h\u00e0ng r\u1eddi v\u00e0 c\u1ea3ng<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n<\/td><td>DIN VDE 0250-813 (chung); EN 50525-2-21 (\u0111i\u1ec7n); DIN VDE 0207-21 (h\u1ee3p ch\u1ea5t); DIN VDE 0298-3 (c\u01a1); IEC 60811-404 (d\u1ea7u); IEC 60332-1-2 (ch\u00e1y)<sup class=\"ref-n\">[1]<\/sup><\/td><td>quy\u1ebft \u0111\u1ecbnh c\u00e1ch th\u1eed v\u00e0 quy t\u1eafc t\u00ednh b\u00e1n k\u00ednh u\u1ed1n, l\u1ef1c k\u00e9o<\/td><\/tr><tr><td>Ru\u1ed9t<\/td><td>\u0111\u1ed3ng tr\u1ea7n, s\u1ee3i r\u1ea5t m\u1ea3nh (class FS)<sup class=\"ref-n\">[1]<\/sup><\/td><td>m\u1ec1m, ch\u1ecbu u\u1ed1n l\u1eb7p tr\u00ean tang<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n<\/td><td>EPR PROTOLON, t\u1ed1i thi\u1ec3u 3GI3; b\u00e1n d\u1eabn trong EPR, b\u00e1n d\u1eabn ngo\u00e0i NBR \u00ab easy-strip \u00bb<sup class=\"ref-n\">[1]<\/sup><\/td><td>m\u1ec1m h\u01a1n XLPE; FeiChun n\u00eau EPR \u00edt nh\u1ea1y c\u00e2y n\u01b0\u1edbc h\u01a1n XLPE<sup class=\"ref-n\">[15]<\/sup><\/td><\/tr><tr><td>Gia c\u01b0\u1eddng<\/td><td>b\u1ec7n polyester<sup class=\"ref-n\">[1]<\/sup><\/td><td>ch\u1ed1ng xo\u1eafn v\u00e0 ch\u1ecbu k\u00e9o<\/td><\/tr><tr><td>V\u1ecf<\/td><td>trong: cao su (GM1b); ngo\u00e0i: polychloroprene PCP, t\u1ed1i thi\u1ec3u 5GM5<sup class=\"ref-n\">[1]<\/sup><\/td><td>m\u00e0i m\u00f2n, d\u1ea7u, ozone, UV, n\u01b0\u1edbc bi\u1ec3n<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9<\/td><td>90 \u00b0C l\u00e0m vi\u1ec7c; 250 \u00b0C ng\u1eafn m\u1ea1ch; c\u1ed1 \u0111\u1ecbnh \u221240 \u2026 +80 \u00b0C; chuy\u1ec3n \u0111\u1ed9ng \u221235 \u2026 +80 \u00b0C<sup class=\"ref-n\">[1]<\/sup><\/td><td>catalogue 04\/2025 ghi \u221230 \u00b0C khi chuy\u1ec3n \u0111\u1ed9ng<sup class=\"ref-n\">[2]<\/sup>: c\u1ea7n ch\u1ed1t theo h\u1ed3 s\u01a1 l\u00f4 h\u00e0ng<\/td><\/tr><tr><td>Ch\u1ee9ng ch\u1ec9 trong datasheet<\/td><td>GOST-R\/-K\/-B (ch\u1ee9ng ch\u1ec9 ch\u00e1y Li\u00ean bang Nga)<sup class=\"ref-n\">[1]<\/sup><\/td><td>li\u00ean quan h\u1ed3 s\u01a1 d\u1ef1 \u00e1n EAEU<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section><section id=\"s2\"><h2>2. C\u1ea5u t\u1ea1o: t\u1eeb ru\u1ed9t \u0111\u1ed3ng m\u1ea3nh \u0111\u1ebfn v\u1ecf PCP 5GM5<\/h2>\n<p>T\u1eeb trong ra ngo\u00e0i, m\u1ed7i l\u00f5i g\u1ed3m ru\u1ed9t \u0111\u1ed3ng m\u1ea3nh, l\u1edbp b\u00e1n d\u1eabn trong, c\u00e1ch \u0111i\u1ec7n EPR v\u00e0 l\u1edbp b\u00e1n d\u1eabn ngo\u00e0i. Ba l\u00f5i xo\u1eafn quanh tr\u1ee5c c\u00e1p; trong ba khe gi\u1eefa c\u00e1c l\u00f5i c\u00f3 hai d\u00e2y PE (\u0111\u1ed3ng tr\u1ea7n r\u1ea5t m\u1ea3nh) v\u00e0 ph\u1ea7n t\u1eed quang g\u1ed3m s\u00e1u \u1ed1ng quanh m\u1ed9t l\u00f5i \u0111\u1ee1 trung t\u00e2m. Ngo\u00e0i c\u1ee5m l\u00f5i l\u00e0 v\u1ecf trong cao su, l\u1edbp b\u1ec7n polyester v\u00e0 v\u1ecf ngo\u00e0i polychloroprene<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[2]<\/sup>.<\/p>\n<div class=\"svg\"><svg viewBox=\"0 0 1040 560\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"S\u01a1 \u0111\u1ed3 m\u1eb7t c\u1eaft c\u00e1p PROTOLON (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV 3x240+2x120\/2+LWL: ba l\u00f5i c\u00f3 l\u1edbp b\u00e1n d\u1eabn, hai d\u00e2y PE t\u00e1ch chia v\u00e0 ph\u1ea7n t\u1eed quang trong c\u00e1c khe, v\u1ecf trong, l\u1edbp b\u1ec7n polyester, v\u1ecf ngo\u00e0i PCP\"><defs><pattern id=\"cuStrandA\" width=\"5\" height=\"5\" patternUnits=\"userSpaceOnUse\"><rect width=\"5\" height=\"5\" fill=\"#7a5418\"\/><circle cx=\"2.5\" cy=\"2.5\" r=\"2.1\" fill=\"#e9c46a\"\/><\/pattern><\/defs><rect width=\"1040\" height=\"560\" fill=\"#0e1a1e\"\/><circle cx=\"260.0\" cy=\"265.0\" r=\"222\" fill=\"#23272b\" stroke=\"#0a1014\" stroke-width=\"3\"\/><circle cx=\"260.0\" cy=\"265.0\" r=\"190.5\" fill=\"none\" stroke=\"#aeb8bf\" stroke-width=\"7\" stroke-dasharray=\"8 5\"\/><circle cx=\"260.0\" cy=\"265.0\" r=\"190.5\" fill=\"none\" stroke=\"#69747b\" stroke-width=\"7\" stroke-dasharray=\"8 5\" stroke-dashoffset=\"6.5\"\/><circle cx=\"260.0\" cy=\"265.0\" r=\"187\" fill=\"#3a3f45\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"260.0\" cy=\"172.6\" r=\"80\" fill=\"#1a1d1f\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"260.0\" cy=\"172.6\" r=\"74\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"260.0\" cy=\"172.6\" r=\"44\" fill=\"#1a1d1f\"\/><circle cx=\"260.0\" cy=\"172.6\" r=\"40\" fill=\"url(#cuStrandA)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"\/><circle cx=\"340.0\" cy=\"311.2\" r=\"80\" fill=\"#1a1d1f\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"340.0\" cy=\"311.2\" r=\"74\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"340.0\" cy=\"311.2\" r=\"44\" fill=\"#1a1d1f\"\/><circle cx=\"340.0\" cy=\"311.2\" r=\"40\" fill=\"url(#cuStrandA)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"\/><circle cx=\"180.0\" cy=\"311.2\" r=\"80\" fill=\"#1a1d1f\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"180.0\" cy=\"311.2\" r=\"74\" fill=\"#e6dcc3\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"180.0\" cy=\"311.2\" r=\"44\" fill=\"#1a1d1f\"\/><circle cx=\"180.0\" cy=\"311.2\" r=\"40\" fill=\"url(#cuStrandA)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"\/><circle cx=\"349.0\" cy=\"213.6\" r=\"18\" fill=\"url(#cuStrandA)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"\/><circle cx=\"171.0\" cy=\"213.6\" r=\"18\" fill=\"url(#cuStrandA)\" stroke=\"#c47a3a\" stroke-width=\"1.5\"\/><circle cx=\"260.0\" cy=\"383.7\" r=\"28\" fill=\"#3a4a52\" stroke=\"#38c8e8\" stroke-width=\"2\"\/><circle cx=\"260.0\" cy=\"368.2\" r=\"7.2\" fill=\"#2f6fb5\" stroke=\"#cfe8ff\" stroke-width=\"1\"\/><circle cx=\"273.4\" cy=\"376.0\" r=\"7.2\" fill=\"#2f6fb5\" stroke=\"#cfe8ff\" stroke-width=\"1\"\/><circle cx=\"273.4\" cy=\"391.5\" r=\"7.2\" fill=\"#2f6fb5\" stroke=\"#cfe8ff\" stroke-width=\"1\"\/><circle cx=\"260.0\" cy=\"399.2\" r=\"7.2\" fill=\"#2f6fb5\" stroke=\"#cfe8ff\" stroke-width=\"1\"\/><circle cx=\"246.6\" cy=\"391.5\" r=\"7.2\" fill=\"#2f6fb5\" stroke=\"#cfe8ff\" stroke-width=\"1\"\/><circle cx=\"246.6\" cy=\"376.0\" r=\"7.2\" fill=\"#2f6fb5\" stroke=\"#cfe8ff\" stroke-width=\"1\"\/><circle cx=\"260.0\" cy=\"383.7\" r=\"5\" fill=\"#8b939a\" stroke=\"#0a1014\" stroke-width=\"1\"\/><circle cx=\"260.0\" cy=\"172.6\" r=\"9\" fill=\"#38c8e8\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"260.0\" y=\"177.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">1<\/text><circle cx=\"260.0\" cy=\"130.6\" r=\"9\" fill=\"#e8c37b\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"260.0\" y=\"135.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">2<\/text><circle cx=\"260.0\" cy=\"113.6\" r=\"9\" fill=\"#5fd88a\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"260.0\" y=\"118.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">3<\/text><circle cx=\"260.0\" cy=\"95.6\" r=\"9\" fill=\"#c98aff\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"260.0\" y=\"100.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">4<\/text><circle cx=\"349.0\" cy=\"213.6\" r=\"9\" fill=\"#ffb454\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"349.0\" y=\"218.1\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">5<\/text><circle cx=\"260.0\" cy=\"383.7\" r=\"9\" fill=\"#ff9f5a\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"260.0\" y=\"388.2\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">6<\/text><circle cx=\"104.1\" cy=\"355.0\" r=\"9\" fill=\"#ff777f\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"104.1\" y=\"359.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">7<\/text><circle cx=\"439.0\" cy=\"330.2\" r=\"9\" fill=\"#9cc0cc\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"439.0\" y=\"334.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">8<\/text><circle cx=\"440.1\" cy=\"161.0\" r=\"9\" fill=\"#f2d13a\" stroke=\"#0a1014\" stroke-width=\"1\"\/><text x=\"440.1\" y=\"165.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#0a1014\" font-weight=\"bold\">9<\/text><text x=\"560\" y=\"40\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">3\u00d7240+2\u00d7120\/2+LWL, 6\/10 kV (s\u01a1 \u0111\u1ed3)<\/text><circle cx=\"580.0\" cy=\"86.0\" r=\"12\" fill=\"#38c8e8\"\/><text x=\"580\" y=\"91\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">1<\/text><text x=\"604\" y=\"84\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">Ru\u1ed9t \u0111\u1ed3ng tr\u1ea7n, s\u1ee3i r\u1ea5t m\u1ea3nh (class FS), 240 mm\u00b2<\/text><text x=\"604\" y=\"103\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">ba ru\u1ed9t pha; s\u1ee3i m\u1ea3nh \u0111\u1ec3 ch\u1ecbu u\u1ed1n l\u1eb7p tr\u00ean tang<\/text><circle cx=\"580.0\" cy=\"136.0\" r=\"12\" fill=\"#e8c37b\"\/><text x=\"580\" y=\"141\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">2<\/text><text x=\"604\" y=\"134\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">L\u1edbp b\u00e1n d\u1eabn trong: EPR b\u00e1n d\u1eabn<\/text><text x=\"604\" y=\"153\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">l\u00e0m \u0111\u1ec1u \u0111i\u1ec7n tr\u01b0\u1eddng quanh ru\u1ed9t<\/text><circle cx=\"580.0\" cy=\"186.0\" r=\"12\" fill=\"#5fd88a\"\/><text x=\"580\" y=\"191\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">3<\/text><text x=\"604\" y=\"184\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">C\u00e1ch \u0111i\u1ec7n EPR PROTOLON, t\u1ed1i thi\u1ec3u 3GI3<\/text><text x=\"604\" y=\"203\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">90 \u00b0C li\u00ean t\u1ee5c, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/text><circle cx=\"580.0\" cy=\"236.0\" r=\"12\" fill=\"#c98aff\"\/><text x=\"580\" y=\"241\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">4<\/text><text x=\"604\" y=\"234\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">L\u1edbp b\u00e1n d\u1eabn ngo\u00e0i: NBR \u00ab easy-strip \u00bb<\/text><text x=\"604\" y=\"253\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">d\u1ec5 b\u00f3c khi l\u00e0m \u0111\u1ea7u c\u00e1p, h\u1ea1n ch\u1ebf l\u00e0m x\u01b0\u1edbc c\u00e1ch \u0111i\u1ec7n<\/text><circle cx=\"580.0\" cy=\"286.0\" r=\"12\" fill=\"#ffb454\"\/><text x=\"580\" y=\"291\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">5<\/text><text x=\"604\" y=\"284\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">D\u00e2y n\u1ed1i \u0111\u1ea5t PE t\u00e1ch chia, \u1edf khe gi\u1eefa c\u00e1c l\u00f5i<\/text><text x=\"604\" y=\"303\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0111\u1ed3ng tr\u1ea7n r\u1ea5t m\u1ea3nh; m\u00e3 3\u00d7240 ghi 2\u00d7120\/2<\/text><circle cx=\"580.0\" cy=\"336.0\" r=\"12\" fill=\"#ff9f5a\"\/><text x=\"580\" y=\"341\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">6<\/text><text x=\"604\" y=\"334\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed quang: 6 \u1ed1ng quanh l\u00f5i \u0111\u1ee1 trung t\u00e2m<\/text><text x=\"604\" y=\"353\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">m\u1ed7i \u1ed1ng 1 &#8211; 4 s\u1ee3i: 6, 12, 18 ho\u1eb7c 24 s\u1ee3i<\/text><circle cx=\"580.0\" cy=\"386.0\" r=\"12\" fill=\"#ff777f\"\/><text x=\"580\" y=\"391\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">7<\/text><text x=\"604\" y=\"384\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">V\u1ecf trong cao su (datasheet ghi GM1b)<\/text><text x=\"604\" y=\"403\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0111\u1ec7m gi\u1eefa l\u00f5i v\u00e0 l\u1edbp b\u1ec7n<\/text><circle cx=\"580.0\" cy=\"436.0\" r=\"12\" fill=\"#9cc0cc\"\/><text x=\"580\" y=\"441\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">8<\/text><text x=\"604\" y=\"434\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">L\u1edbp b\u1ec7n polyester gia c\u01b0\u1eddng<\/text><text x=\"604\" y=\"453\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">ch\u1ed1ng xo\u1eafn, ch\u1ecbu k\u00e9o; n\u1eb1m gi\u1eefa hai l\u1edbp v\u1ecf cao su<\/text><circle cx=\"580.0\" cy=\"486.0\" r=\"12\" fill=\"#f2d13a\"\/><text x=\"580\" y=\"491\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#0a1014\" font-weight=\"bold\">9<\/text><text x=\"604\" y=\"484\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#eef6f8\" font-weight=\"bold\">V\u1ecf ngo\u00e0i polychloroprene (PCP), t\u1ed1i thi\u1ec3u 5GM5<\/text><text x=\"604\" y=\"503\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">ch\u1ed1ng m\u00e0i m\u00f2n, d\u1ea7u, ozone, UV, n\u01b0\u1edbc bi\u1ec3n<\/text><text x=\"520\" y=\"548\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">Minh h\u1ecda nguy\u00ean l\u00fd theo datasheet [1]; t\u1ef7 l\u1ec7, b\u1ec1 d\u00e0y t\u1eebng l\u1edbp v\u00e0 m\u00e0u v\u1ecf ch\u1ec9 mang t\u00ednh s\u01a1 \u0111\u1ed3; b\u1ea3n v\u1ebd th\u1eadt theo b\u1ea3ng d\u1eef li\u1ec7u FeiChun<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 1. S\u01a1 \u0111\u1ed3 m\u1eb7t c\u1eaft PROTOLON (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV 3\u00d7240+2\u00d7120\/2+LWL (minh h\u1ecda nguy\u00ean l\u00fd, kh\u00f4ng theo t\u1ef7 l\u1ec7).<\/div><\/div>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1050px\"><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 class FS<\/td><td>s\u1ee3i m\u1ea3nh ph\u00e2n b\u1ed1 \u1ee9ng su\u1ea5t u\u1ed1n tr\u00ean nhi\u1ec1u s\u1ee3i<\/td><td>\u0111\u1ee9t s\u1ee3i do m\u1ecfi u\u1ed1n, n\u00f3ng c\u1ee5c b\u1ed9 t\u1ea1i ch\u1ed7 \u0111\u1ee9t<\/td><td>s\u1ed1 s\u1ee3i, b\u01b0\u1edbc b\u1ec7n, \u0111i\u1ec7n tr\u1edf ru\u1ed9t \u2264 gi\u1edbi h\u1ea1n class 5 (IEC 60228)<\/td><\/tr><tr><td>2 &#8211; 4. B\u00e1n d\u1eabn + EPR<\/td><td>ki\u1ec3m so\u00e1t \u0111i\u1ec7n tr\u01b0\u1eddng; c\u00e1ch \u0111i\u1ec7n m\u1ec1m khi u\u1ed1n<\/td><td>ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9 \u1edf l\u1ed7 kh\u00ed ho\u1eb7c ch\u1ed7 b\u00f3c kh\u00f4ng ph\u1eb3ng; n\u1ee9t c\u00e1ch \u0111i\u1ec7n khi u\u1ed1n l\u1ea1nh<\/td><td>th\u1eed \u0111i\u1ec7n \u00e1p 17 kV t\u1eebng cu\u1ed9n; th\u1eed PD n\u1ebfu d\u1ef1 \u00e1n y\u00eau c\u1ea7u; l\u1ef1c b\u00f3c l\u1edbp NBR<\/td><\/tr><tr><td>5. D\u00e2y PE t\u00e1ch chia<\/td><td>\u0111\u01b0\u1eddng d\u1eabn d\u00f2ng ch\u1ea1m \u0111\u1ea5t v\u00e0 gi\u1eef \u0111i\u1ec7n th\u1ebf ch\u1ea1m<\/td><td>ti\u1ebft di\u1ec7n thi\u1ebfu th\u00ec n\u00f3ng ch\u1ea3y khi ch\u1ea1m \u0111\u1ea5t<\/td><td>ti\u1ebft di\u1ec7n PE theo mm\u00b2 v\u00e0 th\u1eddi gian c\u1eaft c\u1ee7a l\u01b0\u1edbi<\/td><\/tr><tr><td>6. Ph\u1ea7n t\u1eed quang<\/td><td>truy\u1ec1n d\u1eef li\u1ec7u, b\u1ecf m\u1ed9t c\u00e1p \u0111i\u1ec1u khi\u1ec3n ri\u00eang<\/td><td>s\u1ee3i gi\u00e3n ho\u1eb7c g\u00e3y vi u\u1ed1n khi k\u00e9o qu\u00e1 ho\u1eb7c u\u1ed1n d\u01b0\u1edbi R t\u1ed1i thi\u1ec3u<\/td><td>lo\u1ea1i v\u00e0 s\u1ed1 s\u1ee3i; \u0111o suy hao t\u1eebng cu\u1ed9n b\u1eb1ng OTDR<\/td><\/tr><tr><td>7. V\u1ecf trong<\/td><td>\u0111\u1ec7m gi\u1eefa l\u00f5i v\u00e0 l\u1edbp b\u1ec7n; c\u00e1ch ly nhi\u1ec7t<\/td><td>l\u00f5i b\u1ecb \u00e9p l\u1ec7ch khi qu\u1ea5n nhi\u1ec1u l\u1edbp<\/td><td>h\u1ee3p ch\u1ea5t (GM1b hay 5GM3) v\u00e0 b\u1ec1 d\u00e0y<\/td><\/tr><tr><td>8. B\u1ec7n polyester<\/td><td>ch\u1ed1ng xo\u1eafn, ch\u1ecbu m\u1ed9t ph\u1ea7n l\u1ef1c k\u00e9o, gi\u1eef h\u00ecnh h\u1ecdc tr\u00f2n<\/td><td>c\u00e1p xo\u1eafn th\u00e0nh l\u00f2 xo (Z-kink) tr\u00ean tang; ru\u1ed9t ph\u1ea3i ch\u1ecbu k\u00e9o tr\u1ef1c ti\u1ebfp<\/td><td>lo\u1ea1i s\u1ee3i, g\u00f3c b\u1ec7n; th\u1eed xo\u1eafn \u00b1100 \u00b0\/m<\/td><\/tr><tr><td>9. V\u1ecf PCP 5GM5<\/td><td>ch\u1ecbu m\u00e0i m\u00f2n, c\u1eaft, x\u00e9, d\u1ea7u, UV, ozone, n\u01b0\u1edbc bi\u1ec3n<\/td><td>v\u1ecf m\u00f2n th\u1ee7ng th\u00ec \u1ea9m \u0111i theo khe v\u00e0o l\u00f5i, b\u1ec7n v\u00e0 c\u00e1ch \u0111i\u1ec7n xu\u1ed1ng c\u1ea5p<\/td><td>ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n ISO 4649; \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 gi\u00e3n d\u00e0i v\u1ecf; b\u1ec1 d\u00e0y<\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> Ba \u0111i\u1ec3m c\u1ee7a thi\u1ebft k\u1ebf n\u00e0y \u0111\u00e1ng ch\u00fa \u00fd khi so v\u1edbi c\u00e1p trung th\u1ebf l\u1eafp c\u1ed1 \u0111\u1ecbnh:<\/p>\n<ul>\n<li><b>Kh\u00f4ng c\u00f3 m\u00e0n ch\u1eafn kim lo\u1ea1i ri\u00eang cho t\u1eebng l\u00f5i.<\/b> \u0110i\u1ec7n tr\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t b\u1eb1ng hai l\u1edbp b\u00e1n d\u1eabn; d\u00e2y PE n\u1eb1m trong khe gi\u1eefa c\u00e1c l\u00f5i \u0111\u00f3ng vai tr\u00f2 \u0111\u01b0\u1eddng d\u1eabn s\u1ef1 c\u1ed1 ch\u1ea1m \u0111\u1ea5t (nguy\u00ean l\u00fd chung c\u1ee7a h\u1ecd (N)TSCGEW\u00d6U; x\u00e1c nh\u1eadn theo b\u1ea3n v\u1ebd). N\u1ebfu h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 c\u1ea7n gi\u00e1m s\u00e1t ti\u1ebfp \u0111\u1ecba (ground check), ch\u1ecdn bi\u1ebfn th\u1ec3 c\u00f3 l\u00f5i \u0111i\u1ec1u khi\u1ec3n, v\u00ed d\u1ee5 \u00ab3\u00d750+1\u00d725+1\u00d7(4\u00d72,5ST)+LWL\u00bb<sup class=\"ref-n\">[1]<\/sup>.<\/li>\n<li><b>L\u1edbp NBR \u00ab easy-strip \u00bb.<\/b> L\u1edbp b\u00e1n d\u1eabn ngo\u00e0i b\u00f3c \u0111\u01b0\u1ee3c d\u1ec5 khi l\u00e0m \u0111\u1ea7u c\u00e1p; \u0111i\u1ec1u n\u00e0y gi\u1ea3m nguy c\u01a1 l\u00e0m x\u01b0\u1edbc c\u00e1ch \u0111i\u1ec7n, nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p c\u1ee7a h\u1ecfng \u0111\u1ea7u c\u00e1p sau v\u00e0i th\u00e1ng v\u1eadn h\u00e0nh (\u0111\u1ed1i chi\u1ebfu v\u1edbi nh\u00e0 thi c\u00f4ng \u0111\u1ea7u c\u00e1p).<\/li>\n<li><b>B\u1ec7n polyester n\u1eb1m gi\u1eefa hai l\u1edbp v\u1ecf cao su.<\/b> \u1ede h\u1ecd PROTOLON(SMK), h\u00e3ng m\u00f4 t\u1ea3 b\u1ec7n n\u00e0y li\u00ean k\u1ebft l\u01b0u h\u00f3a v\u1edbi hai l\u1edbp v\u1ecf<sup class=\"ref-n\">[3]<\/sup>; \u1edf m\u00e3 (M)R datasheet ch\u1ec9 ghi v\u1eadt li\u1ec7u. \u0110i\u1ec1u c\u1ea7n h\u1ecfi l\u00e0 b\u1ec7n ch\u1ecbu bao nhi\u00eau ph\u1ea7n l\u1ef1c k\u00e9o, v\u00ec ph\u1ea7n c\u00f2n l\u1ea1i do ru\u1ed9t \u0111\u1ed3ng ch\u1ecbu.<\/li>\n<\/ul>\n<div class=\"note\"><b>Kh\u00e1c bi\u1ec7t gi\u1eefa hai t\u00e0i li\u1ec7u c\u00f9ng h\u00e3ng.<\/b> Datasheet 09\/10\/2026 ghi v\u1ecf trong l\u00e0 h\u1ee3p ch\u1ea5t EPR \u0111\u1eb7c bi\u1ec7t GM1b<sup class=\"ref-n\">[1]<\/sup>, catalogue 04\/2025 ghi 5GM3<sup class=\"ref-n\">[2]<\/sup>. \u0110\u00e2y l\u00e0 l\u00fd do c\u1ea7n xin b\u1ea3n v\u1ebd c\u1ea5u t\u1ea1o c\u1ee7a \u0111\u00fang l\u00f4 h\u00e0ng thay v\u00ec suy t\u1eeb catalogue.<\/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:850px\"><caption>\u0110i\u1ec7n v\u00e0 nhi\u1ec7t<\/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 U<sub>0<\/sub>\/U (U<sub>m<\/sub>)<\/td><td>6\/10 (12) kV<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u2014<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p th\u1eed xoay chi\u1ec1u<\/td><td>17 kV<sup class=\"ref-n\">[1]<\/sup><\/td><td>17\/6 \u2248 2,83 l\u1ea7n U<sub>0<\/sub> (t\u00e1c gi\u1ea3 t\u00ednh)<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p danh ngh\u0129a<\/td><td>10\u00a0000 V<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u2014<\/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 5.4)<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, l\u1eafp c\u1ed1 \u0111\u1ecbnh<\/td><td>\u221240 \u2026 +80 \u00b0C<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u2014<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, chuy\u1ec3n \u0111\u1ed9ng<\/td><td>\u221235 \u2026 +80 \u00b0C<sup class=\"ref-n\">[1]<\/sup><\/td><td>catalogue 04\/2025: \u221230 \u2026 +80 \u00b0C<sup class=\"ref-n\">[2]<\/sup><\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:950px\"><caption>C\u01a1 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>Xo\u1eafn cho ph\u00e9p<\/td><td>\u00b1100 \u00b0\/m<sup class=\"ref-n\">[1]<\/sup><\/td><td>tr\u00ean 10 m chi\u1ec1u d\u00e0i t\u1ef1 do: \u00b11\u00a0000\u00b0, t\u1ee9c \u00b12,8 v\u00f2ng (t\u00e1c gi\u1ea3 t\u00ednh)<\/td><\/tr><tr><td>L\u1ef1c k\u00e9o cho ph\u00e9p (quy t\u1eafc)<\/td><td>20 N\/mm\u00b2 t\u0129nh; 25 N\/mm\u00b2 \u0111\u1ed9ng<sup class=\"ref-n\">[1]<\/sup><\/td><td>t\u00ednh tr\u00ean t\u1ed5ng ti\u1ebft di\u1ec7n ba ru\u1ed9t pha (ki\u1ec3m tra \u1edf m\u1ee5c 4)<\/td><\/tr><tr><td>T\u1ed1c \u0111\u1ed9<\/td><td>cu\u1ed9n l\u1ea1i t\u1edbi 100 m\/ph\u00fat; cu\u1ed1n t\u1edbi 120 m\/ph\u00fat<sup class=\"ref-n\">[1]<\/sup><\/td><td>tang mono-spiral ho\u1eb7c tang tr\u1ee5<\/td><\/tr><tr><td>B\u00e1n k\u00ednh u\u1ed1n (VDE 0298-3)<\/td><td>6\u00d7D c\u1ed1 \u0111\u1ecbnh; 10\u00d7D khi chuy\u1ec3n \u0111\u1ed9ng; \u2265 20\u00d7D gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S<sup class=\"ref-n\">[1]<\/sup><\/td><td>D l\u1ea5y theo \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i l\u1edbn nh\u1ea5t<\/td><\/tr><tr><td>Ch\u1ecbu d\u1ea7u, ozone, UV<\/td><td>c\u00f3<sup class=\"ref-n\">[1]<\/sup><\/td><td>d\u1ea7u theo IEC 60811-404<\/td><\/tr><tr><td>Ch\u1ecbu n\u01b0\u1edbc bi\u1ec3n<\/td><td>c\u00f3<sup class=\"ref-n\">[1]<\/sup><\/td><td>kh\u00f4ng ph\u1ea3i c\u00e1p ng\u00e2m n\u01b0\u1edbc l\u00e2u d\u00e0i (h\u1ecd PROTOLON(ST) d\u00f9ng cho ng\u00e2m t\u1edbi 500 m<sup class=\"ref-n\">[2]<\/sup>)<\/td><\/tr><tr><td>Ch\u1ed1ng ch\u00e1y<\/td><td>IEC 60332-1-2<sup class=\"ref-n\">[1]<\/sup><\/td><td>v\u1ecf PCP ch\u1ee9a clo, kh\u00f4ng ph\u1ea3i c\u00e1p kh\u00f4ng halogen<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"note\"><b>V\u1ec1 \u0111\u1ecdc con s\u1ed1 \u00ab20\/25 N\/mm\u00b2\u00bb.<\/b> \u0110\u00e2y l\u00e0 quy t\u1eafc l\u1ef1c k\u00e9o cho t\u1ea3i l\u00e2u d\u00e0i, t\u00ednh theo ti\u1ebft di\u1ec7n \u0111\u1ed3ng c\u1ee7a ba ru\u1ed9t pha. N\u00f3 kh\u00f4ng ph\u1ea3i l\u1ef1c ph\u00e1 h\u1ee7y, v\u00e0 kh\u00f4ng ph\u1ea3i gi\u00e1 tr\u1ecb \u0111\u1ec3 thi\u1ebft k\u1ebf s\u00e1t bi\u00ean: tang ph\u1ea3i \u0111i\u1ec1u khi\u1ec3n m\u00f4-men \u0111\u1ec3 l\u1ef1c k\u00e9o kh\u00f4ng v\u01b0\u1ee3t gi\u00e1 tr\u1ecb n\u00e0y khi t\u0103ng t\u1ed1c, \u0111\u1ed5i chi\u1ec1u hay tr\u01b0\u1ee3t tr\u00ean con l\u0103n. Nh\u00e0 s\u1ea3n xu\u1ea5t tang nh\u1ea5n m\u1ea1nh vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 v\u00e0 m\u00f4-men l\u00e0m t\u0103ng tu\u1ed5i th\u1ecd c\u00e1p<sup class=\"ref-n\">[10]<\/sup>.<\/div>\n<\/section><section id=\"s4\"><h2>4. K\u00edch th\u01b0\u1edbc v\u00e0 ki\u1ec3m tra theo b\u1ea3ng<\/h2>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1150px\"><caption>K\u00edch th\u01b0\u1edbc v\u00e0 th\u00f4ng s\u1ed1 \u0111i\u1ec7n &#8211; c\u01a1, 6\/10 kV (datasheet)<sup class=\"ref-n\">[1]<\/sup><\/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>L\u1ef1c k\u00e9o, N<\/th><th>R 20 \u00b0C, \u03a9\/km<\/th><th>D\u00f2ng, A<\/th><th>C, nF\/km<\/th><th>L, mH\/km<\/th><\/tr><\/thead><tbody><tr><td>3&#215;25+2&#215;25\/2+LWL<\/td><td>M_R_L_10KV_005<\/td><td>7,1<\/td><td>41,3 &#8211; 44,3<\/td><td>2\u00a0660<\/td><td>1\u00a0500<\/td><td>0,7839<\/td><td>131<\/td><td>330<\/td><td>0,35<\/td><\/tr><tr><td>3&#215;35+2&#215;25\/2+LWL<\/td><td>M_R_L_10KV_008<\/td><td>8,4<\/td><td>42,9 &#8211; 45,9<\/td><td>3\u00a0070<\/td><td>2\u00a0100<\/td><td>0,554<\/td><td>162<\/td><td>380<\/td><td>0,33<\/td><\/tr><tr><td>3&#215;50+2&#215;25\/2+FO<\/td><td>M_R_L_10KV_010<\/td><td>10,1<\/td><td>44,1 &#8211; 47,1<\/td><td>3\u00a0560<\/td><td>3\u00a0000<\/td><td>0,386<\/td><td>202<\/td><td>430<\/td><td>0,29<\/td><\/tr><tr><td>3&#215;70+2&#215;35\/2+LWL<\/td><td>M_R_L_10KV_012<\/td><td>11,8<\/td><td>49,4 &#8211; 53,4<\/td><td>4\u00a0900<\/td><td>4\u00a0200<\/td><td>0,272<\/td><td>250<\/td><td>490<\/td><td>0,28<\/td><\/tr><tr><td>3&#215;95+2&#215;50\/2+LWL<\/td><td>M_R_L_10KV_014<\/td><td>13,8<\/td><td>52,8 &#8211; 56,8<\/td><td>5\u00a0770<\/td><td>5\u00a0700<\/td><td>0,206<\/td><td>301<\/td><td>560<\/td><td>0,27<\/td><\/tr><tr><td>3&#215;120+2&#215;70\/2+LWL<\/td><td>M_R_L_10KV_001<\/td><td>15,5<\/td><td>56,4 &#8211; 60,4<\/td><td>6\u00a0950<\/td><td>7\u00a0200<\/td><td>0,161<\/td><td>352<\/td><td>620<\/td><td>0,25<\/td><\/tr><tr><td>3&#215;150+2&#215;70\/2+LWL<\/td><td>M_R_L_10KV_002<\/td><td>17,4<\/td><td>62,9 &#8211; 66,9<\/td><td>8\u00a0560<\/td><td>9\u00a0000<\/td><td>0,129<\/td><td>404<\/td><td>670<\/td><td>0,25<\/td><\/tr><tr><td>3&#215;185+2&#215;95\/2+LWL<\/td><td>M_R_L_10KV_003<\/td><td>19,2<\/td><td>65,7 &#8211; 69,7<\/td><td>9\u00a0810<\/td><td>11\u00a0100<\/td><td>0,106<\/td><td>461<\/td><td>730<\/td><td>0,24<\/td><\/tr><tr><td>3&#215;240+2&#215;120\/2+LWL<\/td><td>M_R_L_10KV_004<\/td><td>22,1<\/td><td>73,3 &#8211; 77,3<\/td><td>12\u00a0600<\/td><td>14\u00a0400<\/td><td>0,0801<\/td><td>540<\/td><td>820<\/td><td>0,24<\/td><\/tr><tr><td>3&#215;300+2&#215;150\/2+LWL<\/td><td>M_R_L_10KV_007<\/td><td>24,7<\/td><td>78,7 &#8211; 82,7<\/td><td>15\u00a0090<\/td><td>18\u00a0000<\/td><td>0,0641<\/td><td>620<\/td><td>910<\/td><td>0,23<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1150px\"><caption>Bi\u1ebfn th\u1ec3 c\u00f3 l\u00f5i \u0111i\u1ec1u khi\u1ec3n (ST)<\/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>L\u1ef1c k\u00e9o, N<\/th><th>R 20 \u00b0C, \u03a9\/km<\/th><th>D\u00f2ng, A<\/th><th>C, nF\/km<\/th><th>L, mH\/km<\/th><\/tr><\/thead><tbody><tr><td>3&#215;50+1&#215;25+1x(4&#215;2,5ST)+LWL<\/td><td>M_R_L_10KV_020<\/td><td>10,1<\/td><td>47,8 &#8211; 50,8<\/td><td>3\u00a0990<\/td><td>3\u00a0000<\/td><td>0,386<\/td><td>202<\/td><td>430<\/td><td>0,32<\/td><\/tr><tr><td>3&#215;70+1&#215;35+1x(4&#215;2,5ST)+LWL<\/td><td>M_R_L_10KV_021<\/td><td>11,8<\/td><td>52,2 &#8211; 55,2<\/td><td>5\u00a0100<\/td><td>4\u00a0200<\/td><td>0,272<\/td><td>250<\/td><td>490<\/td><td>0,28<\/td><\/tr><tr><td>3&#215;95+1&#215;50+1x(4&#215;2,5ST)+LWL<\/td><td>M_R_L_10KV_022<\/td><td>13,8<\/td><td>60,1 &#8211; 64,1<\/td><td>7\u00a0350<\/td><td>5\u00a0700<\/td><td>0,206<\/td><td>301<\/td><td>560<\/td><td>0,27<\/td><\/tr><tr><td>3&#215;120+1&#215;70+1x(4&#215;2,5ST)+LWL<\/td><td>M_R_L_10KV_023<\/td><td>15,5<\/td><td>66,0 &#8211; 70,0<\/td><td>8\u00a0800<\/td><td>7\u00a0200<\/td><td>0,161<\/td><td>352<\/td><td>620<\/td><td>0,25<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"small\">D\u00f2ng cho ph\u00e9p theo VDE 0298-4 b\u1ea3ng 15, \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t \u1edf 30 \u00b0C; k\u00edch th\u01b0\u1edbc \u1ee9ng v\u1edbi c\u1ea5u h\u00ecnh s\u1ee3i quang chu\u1ea9n c\u1ee7a b\u1ea3ng. C\u1ea5u h\u00ecnh 6, 12, 18 ho\u1eb7c 24 s\u1ee3i, lo\u1ea1i G62,5, G50 v\u00e0 E9, ho\u1eb7c ph\u1ed1i h\u1ee3p nhi\u1ec1u lo\u1ea1i, theo y\u00eau c\u1ea7u<sup class=\"ref-n\">[1]<\/sup>.<\/p>\n<div class=\"formula\"><b>T<sub>t\u0129nh<\/sub> = 20 \u00b7 3 \u00b7 S;  T<sub>\u0111\u1ed9ng<\/sub> = 25 \u00b7 3 \u00b7 S;  3\u00d7240: 20 \u00b7 720 = 14\u00a0400 N;  25 \u00b7 720 = 18\u00a0000 N<\/b><\/div>\n<p><b>Ki\u1ec3m tra:<\/b> c\u1ea3 10 d\u00f2ng c\u1ee7a b\u1ea3ng kh\u1edbp c\u00f4ng th\u1ee9c (v\u00ed d\u1ee5 3\u00d7120: 20 \u00b7 360 = 7\u00a0200 N; 3\u00d7300: 20 \u00b7 900 = 18\u00a0000 N). \u0110i\u1ec7n tr\u1edf 0,0801 \u03a9\/km c\u1ee7a ru\u1ed9t 240 mm\u00b2 l\u00e0 gi\u1edbi h\u1ea1n l\u1edbn nh\u1ea5t c\u1ee7a ru\u1ed9t \u0111\u1ed3ng tr\u1ea7n class 5 theo IEC 60228; ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc c\u00f9ng c\u1ee1 ghi 0,0817 \u03a9\/km trong b\u1ea3ng c\u00e1p TENAX c\u1ee7a c\u00f9ng h\u00e3ng<sup class=\"ref-n\">[2]<\/sup>. Kh\u1ed1i l\u01b0\u1ee3ng \u0111\u1ed3ng ru\u1ed9t pha 3\u00d7240: 720 \u00b7 8,89 \u2248 6\u00a0401 kg\/km, b\u1eb1ng kho\u1ea3ng 51 % kh\u1ed1i l\u01b0\u1ee3ng c\u00e1p 12\u00a0600 kg\/km (t\u00e1c gi\u1ea3 t\u00ednh).<\/p>\n<div class=\"warn\"><b>S\u1ed1 li\u1ec7u l\u1ec7ch gi\u1eefa hai t\u00e0i li\u1ec7u.<\/b> \u1ede 3\u00d770+2\u00d735\/2+LWL, catalogue 04\/2025 ghi \u00d8 47,7 &#8211; 50,7 mm v\u00e0 4\u00a0480 kg\/km<sup class=\"ref-n\">[2]<\/sup>, datasheet 09\/10\/2026 ghi 49,4 &#8211; 53,4 mm v\u00e0 4\u00a0900 kg\/km<sup class=\"ref-n\">[1]<\/sup>; \u1edf 3\u00d7150+2\u00d770\/2+LWL: 61,9 &#8211; 65,9 mm, 8\u00a0350 kg\/km so v\u1edbi 62,9 &#8211; 66,9 mm, 8\u00a0560 kg\/km. Thi\u1ebft k\u1ebf tang, m\u00e1ng v\u00e0 con l\u0103n theo b\u1ea3ng c\u1ee7a l\u00f4 h\u00e0ng c\u1ee5 th\u1ec3, kh\u00f4ng theo b\u1ea3ng tham kh\u1ea3o.<\/div>\n<\/section><section id=\"s5\"><h2>5. T\u00ednh to\u00e1n cho tang v\u00e0 tuy\u1ebfn c\u00e1p<\/h2>\n<h3>5.1 L\u1ef1c k\u00e9o, chi\u1ec1u d\u00e0i k\u00e9o l\u00ea v\u00e0 chi\u1ec1u d\u00e0i treo<\/h3>\n<div class=\"formula\"><b>L<sub>k\u00e9o l\u00ea<\/sub> = T \/ (\u03bc \u00b7 m\u2032 \u00b7 g);  L<sub>treo<\/sub> = T \/ (m\u2032 \u00b7 g);  3\u00d7240: m\u2032 = 12,6 kg\/m \u2192 m\u2032 \u00b7 g \u2248 123,6 N\/m<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1000px\"><caption>Chi\u1ec1u d\u00e0i t\u1ed1i \u0111a theo l\u1ef1c k\u00e9o t\u0129nh 20 N\/mm\u00b2 (bi\u00ean tr\u00ean, ch\u01b0a t\u00ednh rung, va \u0111\u1eadp, \u0111\u1ed9 d\u1ed1c)<\/caption><thead><tr><th>C\u1ee1<\/th><th>T t\u0129nh, N<\/th><th>T \u0111\u1ed9ng, N<\/th><th>m\u2032, kg\/m<\/th><th>Treo th\u1eb3ng \u0111\u1ee9ng<\/th><th>K\u00e9o l\u00ea \u03bc = 0,4<\/th><th>\u03bc = 0,6<\/th><th>\u03bc = 0,8<\/th><\/tr><\/thead><tbody><tr><td>3\u00d750<\/td><td>3\u00a0000<\/td><td>3\u00a0750<\/td><td>3,56<\/td><td>86 m<\/td><td>215 m<\/td><td>143 m<\/td><td>107 m<\/td><\/tr><tr><td>3\u00d770<\/td><td>4\u00a0200<\/td><td>5\u00a0250<\/td><td>4,90<\/td><td>87 m<\/td><td>218 m<\/td><td>146 m<\/td><td>109 m<\/td><\/tr><tr><td>3\u00d7120<\/td><td>7\u00a0200<\/td><td>9\u00a0000<\/td><td>6,95<\/td><td>106 m<\/td><td>264 m<\/td><td>176 m<\/td><td>132 m<\/td><\/tr><tr><td>3\u00d7185<\/td><td>11\u00a0100<\/td><td>13\u00a0875<\/td><td>9,81<\/td><td>115 m<\/td><td>288 m<\/td><td>192 m<\/td><td>144 m<\/td><\/tr><tr><td>3\u00d7240<\/td><td>14\u00a0400<\/td><td>18\u00a0000<\/td><td>12,60<\/td><td>116 m<\/td><td>291 m<\/td><td>194 m<\/td><td>146 m<\/td><\/tr><tr><td>3\u00d7300<\/td><td>18\u00a0000<\/td><td>22\u00a0500<\/td><td>15,09<\/td><td>122 m<\/td><td>304 m<\/td><td>203 m<\/td><td>152 m<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"svg\"><svg viewBox=\"0 0 900 430\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Chi\u1ec1u d\u00e0i k\u00e9o l\u00ea t\u1ed1i \u0111a v\u00e0 chi\u1ec1u d\u00e0i treo th\u1eb3ng \u0111\u1ee9ng theo ti\u1ebft di\u1ec7n \u1edf l\u1ef1c k\u00e9o t\u0129nh 20 N\/mm2\"><rect width=\"900\" height=\"430\" fill=\"#0e1a1e\"\/><text x=\"20\" y=\"30\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">Chi\u1ec1u d\u00e0i t\u1ed1i \u0111a theo gi\u1edbi h\u1ea1n k\u00e9o t\u0129nh 20 N\/mm\u00b2 (bi\u00ean tr\u00ean, ch\u01b0a t\u00ednh rung v\u00e0 va \u0111\u1eadp)<\/text><line x1=\"90\" y1=\"340.0\" x2=\"850\" y2=\"340.0\" stroke=\"#2a4650\"\/><text x=\"80\" 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=\"850\" y2=\"301.4\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"305.4\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">50<\/text><line x1=\"90\" y1=\"262.9\" x2=\"850\" y2=\"262.9\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"266.9\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">100<\/text><line x1=\"90\" y1=\"224.3\" x2=\"850\" y2=\"224.3\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"228.3\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">150<\/text><line x1=\"90\" y1=\"185.7\" x2=\"850\" y2=\"185.7\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"189.7\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">200<\/text><line x1=\"90\" y1=\"147.1\" x2=\"850\" y2=\"147.1\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"151.1\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">250<\/text><line x1=\"90\" y1=\"108.6\" x2=\"850\" y2=\"108.6\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"112.6\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">300<\/text><line x1=\"90\" y1=\"70.0\" x2=\"850\" y2=\"70.0\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"74.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">350<\/text><text x=\"20\" y=\"205.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">m<\/text><text x=\"90.0\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d725<\/text><text x=\"174.4\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d735<\/text><text x=\"258.9\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d750<\/text><text x=\"343.3\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d770<\/text><text x=\"427.8\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d795<\/text><text x=\"512.2\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7120<\/text><text x=\"596.7\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7150<\/text><text x=\"681.1\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7185<\/text><text x=\"765.6\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7240<\/text><text x=\"850.0\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3\u00d7300<\/text><polyline points=\"90.0,229.1 174.4,205.5 258.9,174.3 343.3,171.5 427.8,145.8 512.2,136.3 596.7,133.3 681.1,117.6 765.6,115.3 850.0,105.5\" fill=\"none\" stroke=\"#5fd88a\" stroke-width=\"3.5\" \/><circle cx=\"850.0\" cy=\"105.5\" r=\"5\" fill=\"#5fd88a\"\/><text x=\"842.0\" y=\"96.5\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#5fd88a\" font-weight=\"bold\">\u03bc = 0,4: 304 m<\/text><polyline points=\"90.0,266.1 174.4,250.3 258.9,229.6 343.3,227.7 427.8,210.5 512.2,204.2 596.7,202.2 681.1,191.7 765.6,190.2 850.0,183.7\" fill=\"none\" stroke=\"#38c8e8\" stroke-width=\"3.5\" \/><circle cx=\"850.0\" cy=\"183.7\" r=\"5\" fill=\"#38c8e8\"\/><text x=\"842.0\" y=\"174.7\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#38c8e8\" font-weight=\"bold\">\u03bc = 0,6: 203 m<\/text><polyline points=\"90.0,284.6 174.4,272.8 258.9,257.2 343.3,255.7 427.8,242.9 512.2,238.2 596.7,236.7 681.1,228.8 765.6,227.7 850.0,222.7\" fill=\"none\" stroke=\"#ff777f\" stroke-width=\"3.5\" \/><circle cx=\"850.0\" cy=\"222.7\" r=\"5\" fill=\"#ff777f\"\/><text x=\"842.0\" y=\"213.7\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#ff777f\" font-weight=\"bold\">\u03bc = 0,8: 152 m<\/text><polyline points=\"90.0,295.7 174.4,286.2 258.9,273.7 343.3,272.6 427.8,262.3 512.2,258.5 596.7,257.3 681.1,251.0 765.6,250.1 850.0,246.2\" fill=\"none\" stroke=\"#e8c37b\" stroke-width=\"3.5\" stroke-dasharray=\"7 5\"\/><circle cx=\"850.0\" cy=\"246.2\" r=\"5\" fill=\"#e8c37b\"\/><text x=\"842.0\" y=\"268.2\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#e8c37b\" font-weight=\"bold\">treo th\u1eb3ng \u0111\u1ee9ng: 122 m<\/text><text x=\"90\" y=\"400\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">L = T \/ (\u03bc \u00b7 m\u2032 \u00b7 g) v\u1edbi T = 20 \u00b7 3 \u00b7 S (N) v\u00e0 m\u2032 theo b\u1ea3ng kh\u1ed1i l\u01b0\u1ee3ng [1]; \u03bc l\u00e0 h\u1ec7 s\u1ed1 ma s\u00e1t gi\u1ea3 \u0111\u1ecbnh c\u1ee7a t\u00e1c gi\u1ea3<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 2. Chi\u1ec1u d\u00e0i t\u1ed1i \u0111a theo gi\u1edbi h\u1ea1n k\u00e9o t\u0129nh: t\u0103ng ti\u1ebft di\u1ec7n ch\u1ec9 t\u0103ng chi\u1ec1u d\u00e0i t\u1ed1i \u0111a ch\u1eadm, v\u00ec kh\u1ed1i l\u01b0\u1ee3ng c\u00e1p t\u0103ng g\u1ea7n t\u1ef7 l\u1ec7 v\u1edbi l\u1ef1c k\u00e9o cho ph\u00e9p.<\/div><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> V\u1edbi 3\u00d7240, chi\u1ec1u d\u00e0i treo th\u1eb3ng \u0111\u1ee9ng ch\u1ec9 kho\u1ea3ng 117 m v\u00e0 k\u00e9o l\u00ea tr\u00ean n\u1ec1n (\u03bc = 0,6) kho\u1ea3ng 194 m, c\u00f2n v\u1edbi 3\u00d750 l\u1ea7n l\u01b0\u1ee3t l\u00e0 86 m v\u00e0 143 m. V\u00ec v\u1eady c\u00e1p tang cu\u1ed1n ch\u1ec9 n\u00ean l\u00ea m\u1ed9t \u0111o\u1ea1n ng\u1eafn gi\u1eefa \u0111i\u1ec3m c\u1ea5p v\u00e0 m\u00e1y; \u0111o\u1ea1n l\u00ea d\u00e0i c\u1ea7n h\u1ecd c\u00e1p k\u00e9o l\u00ea (m\u1ee5c 7). L\u1ef1c qu\u00e1n t\u00ednh c\u0169ng c\u1ed9ng th\u00eam: c\u00e1p 3\u00d7240 d\u00e0i 300 m c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng 3\u00a0780 kg; gia t\u1ed1c 0,5 m\/s\u00b2 \u0111\u00f2i l\u1ef1c kho\u1ea3ng 1\u00a0890 N, t\u1ee9c kho\u1ea3ng 10,5 % l\u1ef1c k\u00e9o \u0111\u1ed9ng 18\u00a0000 N (v\u00ed d\u1ee5 minh h\u1ecda, ch\u01b0a g\u1ed3m ma s\u00e1t v\u00e0 l\u1ef1c c\u0103ng gi\u1eef c\u1ee7a \u0111\u1ed9ng c\u01a1 tang).<\/p>\n<p>Tang 300 m c\u00e1p 3\u00d7240 n\u1eb7ng g\u1ea7n 3,8 t. Trang s\u1ea3n ph\u1ea9m tang c\u1ea9u c\u1ea3ng c\u1ee7a Wabtec n\u00eau c\u1ee1 c\u00e1p t\u1eeb 25 \u0111\u1ebfn 95 mm\u00b2, d\u00e0i t\u1edbi 650 m, t\u1ed1c \u0111\u1ed9 t\u1edbi 80 m\/ph\u00fat<sup class=\"ref-n\">[11]<\/sup>: c\u1ee1 240 &#8211; 300 mm\u00b2 v\u00ec v\u1eady th\u01b0\u1eddng thu\u1ed9c thi\u1ebft b\u1ecb m\u1ecf l\u1edbn, kh\u00f4ng ph\u1ea3i tang c\u1ea9u c\u1ea3ng th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n<h3>5.2 B\u00e1n k\u00ednh u\u1ed1n, l\u00f5i tang v\u00e0 kho\u1ea3ng c\u00e1ch ch\u1eef S<\/h3>\n<div class=\"formula\"><b>R<sub>u\u1ed1n<\/sub> = 10 \u00b7 D<sub>max<\/sub>;  D<sub>l\u00f5i tang<\/sub> \u2265 2 \u00b7 R<sub>u\u1ed1n<\/sub> = 20 \u00b7 D<sub>max<\/sub>;  kho\u1ea3ng c\u00e1ch ch\u1eef S \u2265 20 \u00b7 D<sub>max<\/sub>;  n = v \/ (\u03c0 \u00b7 D<sub>l\u1edbp<\/sub>)<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:950px\"><caption>B\u00e1n k\u00ednh v\u00e0 k\u00edch th\u01b0\u1edbc t\u1ed1i thi\u1ec3u (D l\u1ea5y theo \u00d8 l\u1edbn nh\u1ea5t c\u1ee7a datasheet)<\/caption><thead><tr><th>C\u1ee1<\/th><th>D<sub>max<\/sub>, mm<\/th><th>R c\u1ed1 \u0111\u1ecbnh 6\u00d7D, mm<\/th><th>R chuy\u1ec3n \u0111\u1ed9ng 10\u00d7D, mm<\/th><th>L\u00f5i tang t\u1ed1i thi\u1ec3u, mm<\/th><th>Kho\u1ea3ng c\u00e1ch ch\u1eef S, mm<\/th><\/tr><\/thead><tbody><tr><td>3\u00d770<\/td><td>53,4<\/td><td>320<\/td><td>534<\/td><td>1\u00a0068<\/td><td>1\u00a0068<\/td><\/tr><tr><td>3\u00d7120<\/td><td>60,4<\/td><td>362<\/td><td>604<\/td><td>1\u00a0208<\/td><td>1\u00a0208<\/td><\/tr><tr><td>3\u00d7185<\/td><td>69,7<\/td><td>418<\/td><td>697<\/td><td>1\u00a0394<\/td><td>1\u00a0394<\/td><\/tr><tr><td>3\u00d7240<\/td><td>77,3<\/td><td>464<\/td><td>773<\/td><td>1\u00a0546<\/td><td>1\u00a0546<\/td><\/tr><tr><td>3\u00d7300<\/td><td>82,7<\/td><td>496<\/td><td>827<\/td><td>1\u00a0654<\/td><td>1\u00a0654<\/td><\/tr><\/tbody><\/table><\/div>\n<p>T\u1ed1c \u0111\u1ed9 v\u00f2ng quay: c\u00e1p 120 m\/ph\u00fat tr\u00ean l\u00f5i tang 1,6 m \u1ee9ng v\u1edbi 23.9 v\u00f2ng\/ph\u00fat, tr\u00ean tang 3,0 m l\u00e0 12.7 v\u00f2ng\/ph\u00fat, tr\u00ean tang 5,0 m l\u00e0 7.6 v\u00f2ng\/ph\u00fat (t\u00e1c gi\u1ea3 t\u00ednh, theo \u0111\u01b0\u1eddng k\u00ednh l\u1edbp). Nh\u00e0 s\u1ea3n xu\u1ea5t tang n\u00eau tang mono-spiral c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i t\u1eeb 1\u00a0100 \u0111\u1ebfn 8\u00a0000 mm<sup class=\"ref-n\">[10]<\/sup>.<\/p>\n\n<h3>5.3 D\u00f2ng cho ph\u00e9p theo s\u1ed1 l\u1edbp c\u00e1p c\u00f2n tr\u00ean tang<\/h3>\n<p>D\u00f2ng 540 A c\u1ee7a 3\u00d7240 l\u00e0 d\u00f2ng tr\u00ean b\u1ec1 m\u1eb7t \u1edf 30 \u00b0C<sup class=\"ref-n\">[1]<\/sup>. Khi c\u00e1p qu\u1ea5n tr\u00ean tang, VDE 0298-4 cho h\u1ec7 s\u1ed1 0,80 (m\u1ed9t l\u1edbp, qu\u1ea5n xo\u1eafn), 0,61, 0,49, 0,42 v\u00e0 0,38 cho hai \u0111\u1ebfn n\u0103m l\u1edbp<sup class=\"ref-n\">[8]<\/sup>.<\/p>\n<div class=\"svg\"><svg viewBox=\"0 0 900 430\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"D\u00f2ng cho ph\u00e9p c\u1ee7a c\u00e1p 3x240 v\u00e0 3x120 gi\u1ea3m theo s\u1ed1 l\u1edbp c\u00e1p c\u00f2n tr\u00ean tang, h\u1ec7 s\u1ed1 theo VDE 0298-4\"><rect width=\"900\" height=\"430\" fill=\"#0e1a1e\"\/><text x=\"20\" y=\"30\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">D\u00f2ng cho ph\u00e9p theo s\u1ed1 l\u1edbp c\u00e1p c\u00f2n tr\u00ean tang (datasheet 540 A v\u00e0 352 A \u1edf 30 \u00b0C, \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t)<\/text><line x1=\"90\" y1=\"340.0\" x2=\"860\" y2=\"340.0\" stroke=\"#2a4650\"\/><text x=\"80\" 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\"\/><text x=\"80\" y=\"299.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">100<\/text><line x1=\"90\" y1=\"250.0\" x2=\"860\" y2=\"250.0\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"254.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">200<\/text><line x1=\"90\" y1=\"205.0\" x2=\"860\" y2=\"205.0\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"209.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">300<\/text><line x1=\"90\" y1=\"160.0\" x2=\"860\" y2=\"160.0\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"164.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">400<\/text><line x1=\"90\" y1=\"115.0\" x2=\"860\" y2=\"115.0\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"119.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">500<\/text><line x1=\"90\" y1=\"70.0\" x2=\"860\" y2=\"70.0\" stroke=\"#2a4650\"\/><text x=\"80\" y=\"74.0\" text-anchor=\"end\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">600<\/text><text x=\"20\" y=\"205.0\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">A<\/text><rect x=\"118.2\" y=\"97.0\" width=\"34\" height=\"243.0\" fill=\"#38c8e8\" rx=\"2\"\/><text x=\"135.2\" y=\"91.0\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">540<\/text><rect x=\"156.2\" y=\"181.6\" width=\"34\" height=\"158.4\" fill=\"#e8c37b\" rx=\"2\"\/><text x=\"173.2\" y=\"175.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">352<\/text><text x=\"154.2\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">I\u2080 (30 \u00b0C, tr\u00ean b\u1ec1 m\u1eb7t)<\/text><rect x=\"246.5\" y=\"145.6\" width=\"34\" height=\"194.4\" fill=\"#38c8e8\" rx=\"2\"\/><text x=\"263.5\" y=\"139.6\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">432<\/text><rect x=\"284.5\" y=\"213.3\" width=\"34\" height=\"126.7\" fill=\"#e8c37b\" rx=\"2\"\/><text x=\"301.5\" y=\"207.3\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">282<\/text><text x=\"282.5\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">1 l\u1edbp \u00d7 0,80<\/text><rect x=\"374.8\" y=\"191.8\" width=\"34\" height=\"148.2\" fill=\"#38c8e8\" rx=\"2\"\/><text x=\"391.8\" y=\"185.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">329<\/text><rect x=\"412.8\" y=\"243.4\" width=\"34\" height=\"96.6\" fill=\"#e8c37b\" rx=\"2\"\/><text x=\"429.8\" y=\"237.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">215<\/text><text x=\"410.8\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">2 l\u1edbp \u00d7 0,61<\/text><rect x=\"503.2\" y=\"220.9\" width=\"34\" height=\"119.1\" fill=\"#38c8e8\" rx=\"2\"\/><text x=\"520.2\" y=\"214.9\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">265<\/text><rect x=\"541.2\" y=\"262.4\" width=\"34\" height=\"77.6\" fill=\"#e8c37b\" rx=\"2\"\/><text x=\"558.2\" y=\"256.4\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">172<\/text><text x=\"539.2\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">3 l\u1edbp \u00d7 0,49<\/text><rect x=\"631.5\" y=\"237.9\" width=\"34\" height=\"102.1\" fill=\"#38c8e8\" rx=\"2\"\/><text x=\"648.5\" y=\"231.9\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">227<\/text><rect x=\"669.5\" y=\"273.5\" width=\"34\" height=\"66.5\" fill=\"#e8c37b\" rx=\"2\"\/><text x=\"686.5\" y=\"267.5\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">148<\/text><text x=\"667.5\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">4 l\u1edbp \u00d7 0,42<\/text><rect x=\"759.8\" y=\"247.7\" width=\"34\" height=\"92.3\" fill=\"#38c8e8\" rx=\"2\"\/><text x=\"776.8\" y=\"241.7\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#38c8e8\" font-weight=\"bold\">205<\/text><rect x=\"797.8\" y=\"279.8\" width=\"34\" height=\"60.2\" fill=\"#e8c37b\" rx=\"2\"\/><text x=\"814.8\" y=\"273.8\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#e8c37b\" font-weight=\"bold\">134<\/text><text x=\"795.8\" y=\"362\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12.5\" fill=\"#9cc0cc\" font-weight=\"normal\">5 l\u1edbp \u00d7 0,38<\/text><rect x=\"90\" y=\"388\" width=\"14\" height=\"14\" fill=\"#38c8e8\"\/><text x=\"110\" y=\"400\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">3\u00d7240+2\u00d7120\/2+LWL<\/text><rect x=\"300\" y=\"388\" width=\"14\" height=\"14\" fill=\"#e8c37b\"\/><text x=\"320\" y=\"400\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#eef6f8\" font-weight=\"normal\">3\u00d7120+2\u00d770\/2+LWL<\/text><text x=\"520\" y=\"400\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">h\u1ec7 s\u1ed1 qu\u1ea5n tr\u00ean tang theo VDE 0298-4 [8]; s\u1ed1 li\u1ec7u do t\u00e1c gi\u1ea3 t\u00ednh<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 3. D\u00f2ng cho ph\u00e9p c\u1ee7a 3\u00d7240 v\u00e0 3\u00d7120 theo s\u1ed1 l\u1edbp c\u00e1p c\u00f2n tr\u00ean tang (h\u1ec7 s\u1ed1 VDE 0298-4, v\u00ed d\u1ee5 minh h\u1ecda).<\/div><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:1000px\"><caption>D\u00f2ng cho ph\u00e9p sau h\u1ec7 s\u1ed1 tang, A (30 \u00b0C)<\/caption><thead><tr><th>C\u1ee1<\/th><th>I\u2080, A<\/th><th>1 l\u1edbp<\/th><th>2 l\u1edbp<\/th><th>3 l\u1edbp<\/th><th>4 l\u1edbp<\/th><th>5 l\u1edbp<\/th><th>MVA t\u1ea1i I\u2080 \u1edf 6 kV \/ 10 kV<\/th><\/tr><\/thead><tbody><tr><td>3\u00d795<\/td><td>301<\/td><td>241<\/td><td>184<\/td><td>147<\/td><td>126<\/td><td>114<\/td><td>3,13 \/ 5,21<\/td><\/tr><tr><td>3\u00d7120<\/td><td>352<\/td><td>282<\/td><td>215<\/td><td>172<\/td><td>148<\/td><td>134<\/td><td>3,66 \/ 6,10<\/td><\/tr><tr><td>3\u00d7150<\/td><td>404<\/td><td>323<\/td><td>246<\/td><td>198<\/td><td>170<\/td><td>154<\/td><td>4,20 \/ 7,00<\/td><\/tr><tr><td>3\u00d7185<\/td><td>461<\/td><td>369<\/td><td>281<\/td><td>226<\/td><td>194<\/td><td>175<\/td><td>4,79 \/ 7,98<\/td><\/tr><tr><td>3\u00d7240<\/td><td>540<\/td><td>432<\/td><td>329<\/td><td>265<\/td><td>227<\/td><td>205<\/td><td>5,61 \/ 9,35<\/td><\/tr><tr><td>3\u00d7300<\/td><td>620<\/td><td>496<\/td><td>378<\/td><td>304<\/td><td>260<\/td><td>236<\/td><td>6,44 \/ 10,74<\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>V\u00ed d\u1ee5 ch\u1ecdn c\u1ee1<\/b> (minh h\u1ecda c\u1ee7a t\u00e1c gi\u1ea3): thi\u1ebft b\u1ecb 2,5 MW, 6 kV, cos \u03c6 = 0,85 c\u00f3 d\u00f2ng I = 2\u00a0500 \/ (\u221a3 \u00b7 6 \u00b7 0,85) \u2248 283 A.<\/p>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:800px\"><caption>C\u1ee1 c\u00e1p c\u1ea7n thi\u1ebft theo s\u1ed1 l\u1edbp c\u00f2n tr\u00ean tang<\/caption><thead><tr><th>S\u1ed1 l\u1edbp<\/th><th>H\u1ec7 s\u1ed1<\/th><th>I\u2080 c\u1ea7n, A<\/th><th>C\u1ee1 ch\u1ecdn<\/th><\/tr><\/thead><tbody><tr><td>1 l\u1edbp<\/td><td>0,80<\/td><td>354<\/td><td>3\u00d7150 (404 A)<\/td><\/tr><tr><td>2 l\u1edbp<\/td><td>0,61<\/td><td>464<\/td><td>3\u00d7240 (540 A); 3\u00d7185 ch\u1ec9 c\u00f3 461 A<\/td><\/tr><tr><td>3 l\u1edbp<\/td><td>0,49<\/td><td>578<\/td><td>3\u00d7300 (620 A)<\/td><\/tr><tr><td>4 l\u1edbp<\/td><td>0,42<\/td><td>674<\/td><td>v\u01b0\u1ee3t c\u1ee1 300 mm\u00b2 (620 A)<\/td><\/tr><tr><td>5 l\u1edbp<\/td><td>0,38<\/td><td>745<\/td><td>v\u01b0\u1ee3t c\u1ee1 300 mm\u00b2 (620 A)<\/td><\/tr><\/tbody><\/table><\/div>\n<p>M\u1ed9t l\u1edbp th\u00ec 3\u00d7120 (352 A \u00d7 0,80 = 282 A) thi\u1ebfu 1 A so v\u1edbi 283 A, ph\u1ea3i l\u00ean 3\u00d7150. Hai l\u1edbp \u0111\u00e3 c\u1ea7n 3\u00d7240, ba l\u1edbp c\u1ea7n 3\u00d7300, t\u1eeb b\u1ed1n l\u1edbp tr\u1edf l\u00ean kh\u00f4ng c\u00f2n c\u1ee1 n\u00e0o trong b\u1ea3ng. \u0110\u00e2y l\u00e0 l\u00fd do tang mono-spiral (c\u00e1p x\u1ebfp v\u00f2ng ch\u1ed3ng v\u00f2ng, l\u00e0m m\u00e1t t\u1ed1t h\u01a1n theo nh\u00e0 s\u1ea3n xu\u1ea5t tang<sup class=\"ref-n\">[10]<\/sup>) ho\u1eb7c c\u00e1ch v\u1eadn h\u00e0nh gi\u1eef s\u1ed1 l\u1edbp \u00edt \u0111\u00e1ng \u0111\u01b0\u1ee3c xem x\u00e9t t\u1eeb giai \u0111o\u1ea1n thi\u1ebft k\u1ebf.<\/p>\n<div class=\"note\"><b>C\u00e1ch nh\u00ecn kh\u00e1c \u1edf M\u1ef9.<\/b> MSHA kh\u00f4ng d\u00f9ng h\u1ec7 s\u1ed1 tang c\u1ee7a ICEA khi \u0111\u00e1nh gi\u00e1 c\u00e1p m\u1ecf; c\u01a1 quan n\u00e0y t\u00ednh d\u00f2ng theo chu k\u1ef3 t\u1ea3i trung b\u00ecnh, gi\u1ea3 \u0111\u1ecbnh ng\u01b0\u1eddi v\u1eadn h\u00e0nh th\u00e1o b\u1edbt l\u1edbp c\u00e1p kh\u1ecfi tang \u0111\u1ec3 l\u00e0m m\u00e1t, v\u00e0 c\u1ea3nh b\u00e1o nguy c\u01a1 qu\u00e1 nhi\u1ec7t khi ba \u0111\u1ebfn b\u1ed1n l\u1edbp n\u1eb1m l\u1ea1i tr\u00ean tang trong th\u1eddi gian d\u00e0i<sup class=\"ref-n\">[9]<\/sup>. Quy t\u1eafc VDE l\u00e0 d\u00f2ng li\u00ean t\u1ee5c; v\u1edbi t\u1ea3i gi\u00e1n \u0111o\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng h\u1ec7 s\u1ed1 trung gian nh\u01b0ng c\u1ea7n nh\u00e0 s\u1ea3n xu\u1ea5t tang v\u00e0 c\u00e1p ch\u1ea5p thu\u1eadn b\u1eb1ng v\u0103n b\u1ea3n.<\/div>\n\n<h3>5.4 S\u1ee5t \u00e1p, d\u00f2ng n\u1ea1p, ng\u1eafn m\u1ea1ch v\u00e0 d\u00e2y PE<\/h3>\n<div class=\"formula\"><b>R<sub>90 \u00b0C<\/sub> = R<sub>20 \u00b0C<\/sub> \u00b7 1,275;  X = 2\u03c0 \u00b7 50 \u00b7 L;  \u0394U = \u221a3 \u00b7 I \u00b7 l \u00b7 (R \u00b7 cos \u03c6 + X \u00b7 sin \u03c6);  3\u00d7240: R<sub>90<\/sub> \u2248 0,1021 \u03a9\/km, X \u2248 0,0754 \u03a9\/km<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:850px\"><caption>S\u1ee5t \u00e1p tr\u00ean c\u00e1p 3\u00d7240 v\u00e0 3\u00d7120 (cos \u03c6 = 0,85; ph\u1ea7n tr\u0103m so v\u1edbi 6 kV)<\/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\u00d7240, 300 A<\/td><td>\u2248 13 V (0,22 %)<\/td><td>\u2248 26 V (0,44 %)<\/td><td>\u2248 39 V (0,66 %)<\/td><\/tr><tr><td>3\u00d7240, 400 A<\/td><td>\u2248 18 V (0,29 %)<\/td><td>\u2248 35 V (0,58 %)<\/td><td>\u2248 53 V (0,88 %)<\/td><\/tr><tr><td>3\u00d7120, 200 A<\/td><td>\u2248 15 V (0,25 %)<\/td><td>\u2248 30 V (0,50 %)<\/td><td>\u2248 45 V (0,75 %)<\/td><\/tr><tr><td>3\u00d7120, 300 A<\/td><td>\u2248 22 V (0,37 %)<\/td><td>\u2248 45 V (0,75 %)<\/td><td>\u2248 67 V (1,12 %)<\/td><\/tr><\/tbody><\/table><\/div>\n<p>\u1ede 6\/10 kV, s\u1ee5t \u00e1p tr\u00ean v\u00e0i tr\u0103m m\u00e9t hi\u1ebfm khi quy\u1ebft \u0111\u1ecbnh c\u1ee1 c\u00e1p; gi\u1edbi h\u1ea1n n\u1eb1m \u1edf d\u00f2ng theo s\u1ed1 l\u1edbp tang v\u00e0 l\u1ef1c k\u00e9o. D\u00f2ng n\u1ea1p c\u0169ng nh\u1ecf:<\/p>\n<div class=\"formula\"><b>I<sub>c<\/sub> = 2\u03c0 \u00b7 50 \u00b7 C \u00b7 U\/\u221a3;  Q<sub>c<\/sub> = 2\u03c0 \u00b7 50 \u00b7 C \u00b7 U\u00b2<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:850px\"><caption>D\u00f2ng n\u1ea1p v\u00e0 c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng n\u1ea1p (t\u00e1c gi\u1ea3 t\u00ednh t\u1eeb \u0111i\u1ec7n dung datasheet)<\/caption><thead><tr><th>C\u1ee1<\/th><th>C, nF\/km<\/th><th>I<sub>c<\/sub> \u1edf 10 kV<\/th><th>Q<sub>c<\/sub> \u1edf 10 kV<\/th><th>I<sub>c<\/sub> \u1edf 6 kV<\/th><\/tr><\/thead><tbody><tr><td>3\u00d795<\/td><td>560<\/td><td>1,02 A\/km<\/td><td>17,6 kvar\/km<\/td><td>0,61 A\/km<\/td><\/tr><tr><td>3\u00d7120<\/td><td>620<\/td><td>1,12 A\/km<\/td><td>19,5 kvar\/km<\/td><td>0,67 A\/km<\/td><\/tr><tr><td>3\u00d7185<\/td><td>730<\/td><td>1,32 A\/km<\/td><td>22,9 kvar\/km<\/td><td>0,79 A\/km<\/td><\/tr><tr><td>3\u00d7240<\/td><td>820<\/td><td>1,49 A\/km<\/td><td>25,8 kvar\/km<\/td><td>0,89 A\/km<\/td><\/tr><\/tbody><\/table><\/div>\n<p>C\u00e1p 3\u00d7240 d\u00e0i 600 m \u1edf 6 kV n\u1ea1p kho\u1ea3ng 0,5 A: kh\u00f4ng \u0111\u00e1ng k\u1ec3.<\/p>\n<div class=\"formula\"><b>I<sub>ng\u1eafn m\u1ea1ch<\/sub> = k \u00b7 S \/ \u221at, k = 143 (\u0111\u1ed3ng, c\u00e1ch \u0111i\u1ec7n 90 \u2192 250 \u00b0C)<\/b><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:700px\"><caption>D\u00f2ng ng\u1eafn m\u1ea1ch ch\u1ecbu \u0111\u01b0\u1ee3c (t\u00e1c gi\u1ea3 t\u00ednh)<\/caption><thead><tr><th>D\u00e2y d\u1eabn<\/th><th>0,5 s<\/th><th>1 s<\/th><th>3 s<\/th><\/tr><\/thead><tbody><tr><td>Ru\u1ed9t 240 mm\u00b2 (m\u1ed7i l\u00f5i)<\/td><td>48,5 kA<\/td><td>34,3 kA<\/td><td>19,8 kA<\/td><\/tr><tr><td>PE t\u1ed5ng 120 mm\u00b2 (n\u1ebfu 2\u00d7120\/2 l\u00e0 t\u1ed5ng)<\/td><td>24,3 kA<\/td><td>17,2 kA<\/td><td>9,9 kA<\/td><\/tr><tr><td>M\u1ed7i d\u00e2y PE 60 mm\u00b2 (chia hai)<\/td><td>12,1 kA<\/td><td>8,6 kA<\/td><td>5,0 kA<\/td><\/tr><\/tbody><\/table><\/div>\n<p>Gi\u00e1 tr\u1ecb 3\u00d7240 \u1edf 1 s l\u00e0 34,3 kA. Ti\u1ebft di\u1ec7n PE ph\u1ea3i \u0111\u1ed1i chi\u1ebfu v\u1edbi d\u00f2ng ch\u1ea1m \u0111\u1ea5t v\u00e0 th\u1eddi gian c\u1eaft c\u1ee7a l\u01b0\u1edbi c\u1ee5 th\u1ec3: n\u1ebfu l\u01b0\u1edbi gi\u1edbi h\u1ea1n d\u00f2ng ch\u1ea1m \u0111\u1ea5t b\u1eb1ng \u0111i\u1ec7n tr\u1edf trung t\u00ednh th\u00ec PE th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 quy\u1ebft \u0111\u1ecbnh, nh\u01b0ng \u1edf l\u01b0\u1edbi n\u1ed1i \u0111\u1ea5t tr\u1ef1c ti\u1ebfp th\u00ec ng\u01b0\u1ee3c l\u1ea1i. H\u00e3y y\u00eau c\u1ea7u ti\u1ebft di\u1ec7n PE th\u1ef1c theo mm\u00b2, kh\u00f4ng ch\u1ec9 ghi ch\u00fa \u00ab2\u00d7120\/2\u00bb.<\/p>\n<\/section><section id=\"s6\"><h2>6. S\u1ee3i quang: suy hao v\u00e0 qu\u1ef9 \u0111\u01b0\u1eddng truy\u1ec1n<\/h2>\n<p>Ph\u1ea7n t\u1eed quang g\u1ed3m s\u00e1u \u1ed1ng quanh m\u1ed9t l\u00f5i \u0111\u1ee1 trung t\u00e2m, m\u1ed7i \u1ed1ng ch\u1ee9a 1, 2, 3 ho\u1eb7c 4 s\u1ee3i, t\u1ea1o c\u1ea5u h\u00ecnh 6, 12, 18 ho\u1eb7c 24 s\u1ee3i<sup class=\"ref-n\">[1]<\/sup>. \u1ede c\u00e1p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng c\u1ee7a Tratos, \u1ed1ng \u0111\u1ec7m l\u00e0m b\u1eb1ng ETFE c\u00f3 h\u1ee3p ch\u1ea5t ch\u00e8n \u0111\u1ea7y v\u00e0 c\u00f3 m\u00e3 m\u00e0u \u0111\u1ec3 nh\u1eadn d\u1ea1ng s\u1ee3i<sup class=\"ref-n\">[5]<\/sup>.<\/p>\n<div class=\"svg\"><svg viewBox=\"0 0 1040 340\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Ph\u1ea7n t\u1eed quang g\u1ed3m s\u00e1u \u1ed1ng \u0111\u1ec7m ETFE quanh l\u00f5i \u0111\u1ee1 trung t\u00e2m; m\u1ed7i \u1ed1ng ch\u1ee9a 1, 2, 3 ho\u1eb7c 4 s\u1ee3i, t\u01b0\u01a1ng \u1ee9ng 6, 12, 18 ho\u1eb7c 24 s\u1ee3i\"><rect width=\"1040\" height=\"340\" fill=\"#0e1a1e\"\/><text x=\"20\" y=\"30\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"16\" fill=\"#eef6f8\" font-weight=\"bold\">Ph\u1ea7n t\u1eed quang: s\u00e1u \u1ed1ng \u0111\u1ec7m quanh l\u00f5i \u0111\u1ee1, m\u1ed7i \u1ed1ng 1 &#8211; 4 s\u1ee3i<\/text><circle cx=\"130.0\" cy=\"168.0\" r=\"100\" fill=\"#16262c\" stroke=\"#2a4650\" stroke-width=\"2\"\/><circle cx=\"130.0\" cy=\"110.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"130.0\" cy=\"110.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"180.2\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"180.2\" cy=\"139.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"180.2\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"180.2\" cy=\"197.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"130.0\" cy=\"226.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"130.0\" cy=\"226.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"79.8\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"79.8\" cy=\"197.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"79.8\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"79.8\" cy=\"139.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"130.0\" cy=\"168.0\" r=\"16\" fill=\"#8b939a\" stroke=\"#0a1014\" stroke-width=\"1.5\"\/><text x=\"130\" y=\"288\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#e8c37b\" font-weight=\"bold\">1 s\u1ee3i\/\u1ed1ng \u2192 6 s\u1ee3i<\/text><text x=\"130\" y=\"308\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">6 \u1ed1ng \u00d7 1 s\u1ee3i m\u1ed7i \u1ed1ng<\/text><circle cx=\"390.0\" cy=\"168.0\" r=\"100\" fill=\"#16262c\" stroke=\"#2a4650\" stroke-width=\"2\"\/><circle cx=\"390.0\" cy=\"110.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"382.0\" cy=\"110.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"398.0\" cy=\"110.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"440.2\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"432.2\" cy=\"139.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"448.2\" cy=\"139.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"440.2\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"432.2\" cy=\"197.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"448.2\" cy=\"197.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"390.0\" cy=\"226.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"382.0\" cy=\"226.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"398.0\" cy=\"226.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"339.8\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"331.8\" cy=\"197.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"347.8\" cy=\"197.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"339.8\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"331.8\" cy=\"139.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"347.8\" cy=\"139.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"390.0\" cy=\"168.0\" r=\"16\" fill=\"#8b939a\" stroke=\"#0a1014\" stroke-width=\"1.5\"\/><text x=\"390\" y=\"288\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#e8c37b\" font-weight=\"bold\">2 s\u1ee3i\/\u1ed1ng \u2192 12 s\u1ee3i<\/text><text x=\"390\" y=\"308\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">6 \u1ed1ng \u00d7 2 s\u1ee3i m\u1ed7i \u1ed1ng<\/text><circle cx=\"650.0\" cy=\"168.0\" r=\"100\" fill=\"#16262c\" stroke=\"#2a4650\" stroke-width=\"2\"\/><circle cx=\"650.0\" cy=\"110.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"642.0\" cy=\"115.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"658.0\" cy=\"115.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"650.0\" cy=\"101.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"700.2\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"692.2\" cy=\"144.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"708.2\" cy=\"144.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"700.2\" cy=\"130.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"700.2\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"692.2\" cy=\"202.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"708.2\" cy=\"202.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"700.2\" cy=\"188.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"650.0\" cy=\"226.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"642.0\" cy=\"231.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"658.0\" cy=\"231.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"650.0\" cy=\"217.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"599.8\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"591.8\" cy=\"202.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"607.8\" cy=\"202.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"599.8\" cy=\"188.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"599.8\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"591.8\" cy=\"144.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"607.8\" cy=\"144.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"599.8\" cy=\"130.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"650.0\" cy=\"168.0\" r=\"16\" fill=\"#8b939a\" stroke=\"#0a1014\" stroke-width=\"1.5\"\/><text x=\"650\" y=\"288\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#e8c37b\" font-weight=\"bold\">3 s\u1ee3i\/\u1ed1ng \u2192 18 s\u1ee3i<\/text><text x=\"650\" y=\"308\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">6 \u1ed1ng \u00d7 3 s\u1ee3i m\u1ed7i \u1ed1ng<\/text><circle cx=\"910.0\" cy=\"168.0\" r=\"100\" fill=\"#16262c\" stroke=\"#2a4650\" stroke-width=\"2\"\/><circle cx=\"910.0\" cy=\"110.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"902.0\" cy=\"102.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"918.0\" cy=\"102.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"902.0\" cy=\"118.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"918.0\" cy=\"118.0\" r=\"5.2\" fill=\"#b5733a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"960.2\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"952.2\" cy=\"131.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"968.2\" cy=\"131.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"952.2\" cy=\"147.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"968.2\" cy=\"147.0\" r=\"5.2\" fill=\"#b5733a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"960.2\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"952.2\" cy=\"189.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"968.2\" cy=\"189.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"952.2\" cy=\"205.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"968.2\" cy=\"205.0\" r=\"5.2\" fill=\"#b5733a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"910.0\" cy=\"226.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"902.0\" cy=\"218.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"918.0\" cy=\"218.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"902.0\" cy=\"234.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"918.0\" cy=\"234.0\" r=\"5.2\" fill=\"#b5733a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"859.8\" cy=\"197.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"851.8\" cy=\"189.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"867.8\" cy=\"189.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"851.8\" cy=\"205.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"867.8\" cy=\"205.0\" r=\"5.2\" fill=\"#b5733a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"859.8\" cy=\"139.0\" r=\"27\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\" stroke-width=\"1.5\"\/><circle cx=\"851.8\" cy=\"131.0\" r=\"5.2\" fill=\"#2f7de1\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"867.8\" cy=\"131.0\" r=\"5.2\" fill=\"#ff8a1f\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"851.8\" cy=\"147.0\" r=\"5.2\" fill=\"#3fbf5a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"867.8\" cy=\"147.0\" r=\"5.2\" fill=\"#b5733a\" stroke=\"#0a1014\" stroke-width=\"0.8\"\/><circle cx=\"910.0\" cy=\"168.0\" r=\"16\" fill=\"#8b939a\" stroke=\"#0a1014\" stroke-width=\"1.5\"\/><text x=\"910\" y=\"288\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"15\" fill=\"#e8c37b\" font-weight=\"bold\">4 s\u1ee3i\/\u1ed1ng \u2192 24 s\u1ee3i<\/text><text x=\"910\" y=\"308\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">6 \u1ed1ng \u00d7 4 s\u1ee3i m\u1ed7i \u1ed1ng<\/text><text x=\"520\" y=\"332\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#7fa4b0\" font-weight=\"normal\">Minh h\u1ecda: m\u00e0u \u1ed1ng, m\u00e0u s\u1ee3i v\u00e0 s\u1ed1 khe \u0111\u1ec7m theo m\u00e3 m\u00e0u v\u00e0 b\u1ea3n v\u1ebd c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t [1][5]<\/text><\/svg><div class=\"svg-caption\">H\u00ecnh 4. B\u1ed1n c\u1ea5u h\u00ecnh s\u1ee3i quang trong ph\u1ea7n t\u1eed quang: 6, 12, 18 v\u00e0 24 s\u1ee3i (minh h\u1ecda).<\/div><\/div>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>Th\u00f4ng s\u1ed1 s\u1ee3i theo datasheet<sup class=\"ref-n\">[1]<\/sup><\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>G62,5\/125 (\u0111a mode)<\/th><th>G50\/125 (\u0111a mode)<\/th><th>E9\/125 (\u0111\u01a1n mode)<\/th><\/tr><\/thead><tbody><tr><td>Suy hao 850 nm<\/td><td>< 3,3 dB\/km<\/td><td>< 2,8 dB\/km<\/td><td>\u2014<\/td><\/tr><tr><td>Suy hao 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 1 550 nm<\/td><td>\u2014<\/td><td>\u2014<\/td><td>< 0,3 dB\/km<\/td><\/tr><tr><td>B\u0103ng th\u00f4ng 850 nm<\/td><td>> 400 MHz<\/td><td>> 400 MHz<\/td><td>\u2014<\/td><\/tr><tr><td>B\u0103ng th\u00f4ng 1 310 nm<\/td><td>> 600 MHz<\/td><td>> 1 200 MHz<\/td><td>\u2014<\/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 1 300 \/ 1 550 nm<\/td><td>\u2014<\/td><td>\u2014<\/td><td>< 3,5 \/ < 18 ps\/(nm\u00b7km)<\/td><\/tr><tr><td>\u0110\u01b0\u1eddng k\u00ednh v\u1ecf ph\u1ea3n x\u1ea1 \/ l\u1edbp ph\u1ee7<\/td><td>125 \u03bcm \/ 250 \u03bcm<\/td><td>125 \u03bcm \/ 250 \u03bcm<\/td><td>125 \u03bcm \/ 250 \u03bcm<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"small\">Datasheet ghi b\u0103ng th\u00f4ng b\u1eb1ng MHz; \u0111\u01a1n v\u1ecb chu\u1ea9n c\u1ee7a s\u1ee3i \u0111a mode l\u00e0 MHz\u00b7km, c\u1ea7n x\u00e1c nh\u1eadn v\u1edbi nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>Suy hao c\u1ee7a ri\u00eang s\u1ee3i trong c\u00e1p (ch\u01b0a t\u00ednh \u0111\u1ea7u n\u1ed1i, m\u1ed1i h\u00e0n, \u0111\u1ea7u n\u1ed1i xoay)<\/caption><thead><tr><th>Chi\u1ec1u d\u00e0i<\/th><th>E9 \u1edf 1 310 nm<\/th><th>E9 \u1edf 1 550 nm<\/th><th>G50 \u1edf 850 nm<\/th><th>G62,5 \u1edf 850 nm<\/th><\/tr><\/thead><tbody><tr><td>0,5 km<\/td><td>0,20 dB<\/td><td>0,15 dB<\/td><td>1,40 dB<\/td><td>1,65 dB<\/td><\/tr><tr><td>1 km<\/td><td>0,40 dB<\/td><td>0,30 dB<\/td><td>2,80 dB<\/td><td>3,30 dB<\/td><\/tr><tr><td>2 km<\/td><td>0,80 dB<\/td><td>0,60 dB<\/td><td>5,60 dB<\/td><td>6,60 dB<\/td><\/tr><tr><td>5 km<\/td><td>2,00 dB<\/td><td>1,50 dB<\/td><td>14,00 dB<\/td><td>16,50 dB<\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> \u1ede 850 nm, 1 km s\u1ee3i G50 \u0111\u00e3 m\u1ea5t 2,8 dB, c\u00f2n \u0111\u01a1n mode E9 \u1edf 1 310 nm ch\u1ec9 m\u1ea5t 0,4 dB. Tuy\u1ebfn quang t\u1eeb tang t\u1edbi ph\u00f2ng \u0111i\u1ec1u khi\u1ec3n tr\u00ean b\u00e3i ho\u1eb7c m\u1ecf th\u01b0\u1eddng d\u00e0i h\u01a1n v\u00e0i tr\u0103m m\u00e9t, n\u00ean \u0111\u01a1n mode E9 l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n cho qu\u1ef9 \u0111\u01b0\u1eddng truy\u1ec1n; \u0111a mode ch\u1ec9 ph\u00f9 h\u1ee3p kho\u1ea3ng c\u00e1ch ng\u1eafn v\u00e0 thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i \u0111\u00e3 ch\u1ecdn s\u1eb5n 850 nm. Tr\u00ean tang c\u1ea7n th\u00eam suy hao c\u1ee7a b\u1ed9 n\u1ed1i quang xoay ho\u1eb7c b\u1ed9 chuy\u1ec3n quang: nh\u00e0 s\u1ea3n xu\u1ea5t tang cung c\u1ea5p c\u1ea3 hai gi\u1ea3i ph\u00e1p<sup class=\"ref-n\">[10]<\/sup><sup class=\"ref-n\">[11]<\/sup>, v\u00e0 ph\u1ea3i c\u1ed9ng v\u00e0o qu\u1ef9 \u0111\u01b0\u1eddng truy\u1ec1n.<\/p>\n<div class=\"note\"><b>L\u01b0u \u00fd thi\u1ebft k\u1ebf.<\/b> S\u1ee3i quang n\u1eb1m trong c\u00e1p ch\u1ecbu u\u1ed1n l\u1eb7p v\u00e0 k\u00e9o: gi\u1eef R \u2265 10\u00d7D, kh\u00f4ng v\u01b0\u1ee3t l\u1ef1c k\u00e9o 20\/25 N\/mm\u00b2, kh\u00f4ng k\u1eb9p c\u00e1p b\u1eb1ng \u0111\u1ea7u k\u1eb9p c\u1ee9ng \u1edf \u0111i\u1ec3m c\u1ea5p. H\u00e3ng c\u00e1p c\u00f3 d\u1ecbch v\u1ee5 g\u1eafn s\u1eb5n \u0111\u1ea7u quang, h\u00e0n n\u1ed1i n\u00f3ng ch\u1ea3y v\u00e0 \u0111o OTDR<sup class=\"ref-n\">[2]<\/sup>; h\u00e3y y\u00eau c\u1ea7u bi\u00ean b\u1ea3n \u0111o suy hao sau s\u1ea3n xu\u1ea5t cho t\u1eebng s\u1ee3i theo \u0111\u00fang lo\u1ea1i s\u1ee3i, v\u00e0 ph\u1ea1m vi d\u1ecbch v\u1ee5 t\u01b0\u01a1ng \u1ee9ng c\u1ee7a FeiChun.<\/div>\n<\/section><section id=\"s7\"><h2>7. So s\u00e1nh: c\u00e1c h\u1ecd c\u00e1p tang cu\u1ed1n v\u00e0 c\u00e1p k\u00e9o l\u00ea<\/h2>\n<p>C\u00f9ng k\u00fd hi\u1ec7u (N)TSCGEW\u00d6U nh\u01b0ng m\u1ed7i h\u1ecd c\u00e1p t\u1ed1i \u01b0u cho m\u1ed9t ki\u1ec3u t\u1ea3i c\u01a1 h\u1ecdc kh\u00e1c nhau. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y gom s\u1ed1 li\u1ec7u c\u00f4ng b\u1ed1 c\u1ee7a Prysmian \u0111\u1ec3 so s\u00e1nh tr\u1ef1c ti\u1ebfp.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1250px\"><caption>H\u1ecd PROTOLON v\u00e0 TENAX: t\u1ea3i c\u01a1 h\u1ecdc v\u00e0 t\u1ed1c \u0111\u1ed9<\/caption><thead><tr><th>Ti\u00eau ch\u00ed<\/th><th>PROTOLON (M) R LWL (b\u00e0i n\u00e0y)<\/th><th>PROTOLON (SMK)<\/th><th>PROTOLON (FL)<\/th><th>PROTOLON (SB)<\/th><th>TENAX TTS LWL<\/th><\/tr><\/thead><tbody><tr><td>H\u00ecnh h\u1ecdc<\/td><td>tr\u00f2n: ba l\u00f5i, PE t\u00e1ch chia v\u00e0 ph\u1ea7n t\u1eed quang<sup class=\"ref-n\">[1]<\/sup><\/td><td>tr\u00f2n<sup class=\"ref-n\">[4]<\/sup><\/td><td>d\u1eb9t: ba l\u00f5i song song<sup class=\"ref-n\">[16]<\/sup><\/td><td>tr\u00f2n, c\u00e1p k\u00e9o l\u00ea<sup class=\"ref-n\">[2]<\/sup><\/td><td>tr\u00f2n<sup class=\"ref-n\">[4]<\/sup><\/td><\/tr><tr><td>L\u1ef1c k\u00e9o (quy t\u1eafc)<\/td><td>20 t\u0129nh \/ 25 \u0111\u1ed9ng N\/mm\u00b2<sup class=\"ref-n\">[1]<\/sup><\/td><td>30 N\/mm\u00b2<sup class=\"ref-n\">[4]<\/sup><\/td><td>15 N\/mm\u00b2<sup class=\"ref-n\">[4]<\/sup><\/td><td>15 N\/mm\u00b2 t\u0129nh<sup class=\"ref-n\">[2]<\/sup><\/td><td>25 N\/mm\u00b2<sup class=\"ref-n\">[4]<\/sup><\/td><\/tr><tr><td>T\u1ed1c \u0111\u1ed9<\/td><td>cu\u1ed9n l\u1ea1i 100; cu\u1ed1n 120 m\/ph\u00fat<sup class=\"ref-n\">[1]<\/sup><\/td><td>240 m\/ph\u00fat<sup class=\"ref-n\">[4]<\/sup><\/td><td>120 m\/ph\u00fat<sup class=\"ref-n\">[4]<\/sup><\/td><td>kh\u00f4ng n\u00eau (c\u00e1p k\u00e9o l\u00ea)<sup class=\"ref-n\">[2]<\/sup><\/td><td>180 m\/ph\u00fat<sup class=\"ref-n\">[4]<\/sup><\/td><\/tr><tr><td>Xo\u1eafn<\/td><td>\u00b1100 \u00b0\/m<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u00b125 \u00b0\/m (theo b\u1ea3ng SMK \u0111\u01b0\u1ee3c FeiChun tr\u00edch)<sup class=\"ref-n\">[16]<\/sup><\/td><td>kh\u00f4ng cho ph\u00e9p<sup class=\"ref-n\">[16]<\/sup><\/td><td>\u00b1100 \u00b0\/m<sup class=\"ref-n\">[2]<\/sup><\/td><td>\u2014<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng t\u1ed1i thi\u1ec3u khi chuy\u1ec3n \u0111\u1ed9ng<\/td><td>\u221235 \u00b0C<sup class=\"ref-n\">[1]<\/sup><\/td><td>\u221235 \u00b0C<sup class=\"ref-n\">[4]<\/sup><\/td><td>\u221235 \u00b0C<sup class=\"ref-n\">[4]<\/sup><\/td><td>\u221220 \u00b0C<sup class=\"ref-n\">[2]<\/sup><\/td><td>\u221225 \u00b0C<sup class=\"ref-n\">[4]<\/sup><\/td><\/tr><tr><td>X\u1ebfp h\u1ea1ng t\u1ea3i c\u01a1 h\u1ecdc (theo t\u00e0i li\u1ec7u c\u1ea9u c\u1ee7a h\u00e3ng)<\/td><td>\u2014<\/td><td>r\u1ea5t cao<sup class=\"ref-n\">[4]<\/sup><\/td><td>v\u1eeba<sup class=\"ref-n\">[4]<\/sup><\/td><td>\u2014<\/td><td>cao<sup class=\"ref-n\">[4]<\/sup><\/td><\/tr><tr><td>S\u1ee3i quang<\/td><td>t\u00edch h\u1ee3p 6 &#8211; 24 s\u1ee3i<\/td><td>c\u00f3 b\u1ea3n LWL ri\u00eang<\/td><td>c\u00f3 b\u1ea3n FL-LWL<\/td><td>\u2014<\/td><td>b\u1ea3n LWL t\u00edch h\u1ee3p<\/td><\/tr><tr><td>D\u00f9ng ch\u00ednh<\/td><td>m\u00e1y l\u1ed9 thi\u00ean, tang mono-spiral v\u00e0 tang tr\u1ee5, \u2264 120 m\/ph\u00fat<\/td><td>c\u1ea9u container t\u1ed1c \u0111\u1ed9 r\u1ea5t cao<\/td><td>c\u1ea9u nhanh, u\u1ed1n m\u1ed9t m\u1eb7t ph\u1eb3ng<\/td><td>m\u00e1y x\u00fac: m\u00e0i m\u00f2n, ch\u00e0 x\u00e1t khi k\u00e9o l\u00ea<\/td><td>thi\u1ebft b\u1ecb n\u1eb7ng, t\u1ed1c \u0111\u1ed9 v\u1eeba &#8211; cao<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"small\">\u00ab\u2014\u00bb: kh\u00f4ng c\u00f3 trong ngu\u1ed3n \u0111\u00e3 d\u00f9ng. C\u00e1c gi\u00e1 tr\u1ecb l\u1ef1c k\u00e9o v\u00e0 t\u1ed1c \u0111\u1ed9 l\u1ea5y t\u1eeb t\u00e0i li\u1ec7u c\u1ea9u c\u1ee7a Prysmian v\u00e0 catalogue m\u1ecf l\u1ed9 thi\u00ean; nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c c\u00f3 th\u1ec3 d\u00f9ng c\u00e1ch x\u00e1c \u0111\u1ecbnh kh\u00e1c.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1000px\"><caption>\u0110\u1ed1i chi\u1ebfu v\u1edbi c\u00e1p tang cu\u1ed1n trung th\u1ebf h\u00e3ng kh\u00e1c<\/caption><thead><tr><th>C\u00e1p<\/th><th>L\u1ef1c k\u00e9o<\/th><th>Xo\u1eafn<\/th><th>R chuy\u1ec3n \u0111\u1ed9ng<\/th><th>Ghi ch\u00fa<\/th><\/tr><\/thead><tbody><tr><td>Rheyfirm RTS R-(N)TSCGEWOEUS<\/td><td>30 N\/mm\u00b2<sup class=\"ref-n\">[7]<\/sup><\/td><td>\u00b125 \u00b0\/m<sup class=\"ref-n\">[7]<\/sup><\/td><td>12\u00d7\u00d8<sup class=\"ref-n\">[7]<\/sup><\/td><td>\u0111\u1ed3ng m\u1ea1 thi\u1ebfc; b\u1ec7n polyester; v\u1ecf CR 5GM5<sup class=\"ref-n\">[7]<\/sup><\/td><\/tr><tr><td>TRATOSFLEX-ESDB 3\u00d725 8,7\/15 kV<\/td><td>3\u00a0000 N t\u0129nh (40 N\/mm\u00b2); 4\u00a0125 N \u0111\u1ed9ng (55 N\/mm\u00b2)<sup class=\"ref-n\">[6]<\/sup><\/td><td>\u2014<\/td><td>12\u00d7\u00d8<sup class=\"ref-n\">[6]<\/sup><\/td><td>mono-spiral: 200 m\/ph\u00fat hai chi\u1ec1u, 300 m\/ph\u00fat m\u1ed9t chi\u1ec1u; tang ng\u1eabu nhi\u00ean 60 m\/ph\u00fat<sup class=\"ref-n\">[6]<\/sup><\/td><\/tr><tr><td>Tratos MTO-M R-(N)TSCGEW\u00d6U<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>v\u1eadn h\u00e0nh 60 m\/ph\u00fat, cu\u1ed9n l\u1ea1i 100 m\/ph\u00fat; \u1ed1ng \u0111\u1ec7m ETFE<sup class=\"ref-n\">[5]<\/sup><\/td><\/tr><\/tbody><\/table><\/div>\n<p><b>Di\u1ec5n gi\u1ea3i k\u1ef9 thu\u1eadt (t\u00e1c gi\u1ea3).<\/b> (M) R LWL n\u1eb1m \u1edf gi\u1eefa d\u1ea3i: l\u1ef1c k\u00e9o 20\/25 N\/mm\u00b2 th\u1ea5p h\u01a1n c\u00e1c c\u00e1p c\u1ea9u h\u1ea1ng n\u1eb7ng (30 &#8211; 55 N\/mm\u00b2), \u0111\u1ed5i l\u1ea1i b\u00e1n k\u00ednh u\u1ed1n cho ph\u00e9p nh\u1ecf h\u01a1n (10\u00d7D so v\u1edbi 12\u00d7\u00d8 \u1edf hai h\u1ecd c\u1ee7a h\u00e3ng kh\u00e1c) v\u00e0 dung sai xo\u1eafn r\u1ed9ng h\u01a1n (\u00b1100 \u00b0\/m so v\u1edbi \u00b125 \u00b0\/m). C\u00e1p c\u1ea9u n\u1eb7ng c\u00f3 th\u00eam gia c\u01b0\u1eddng th\u01b0\u1eddng c\u1ee9ng h\u01a1n; \u0111i\u1ec1u n\u00e0y g\u1ee3i \u00fd r\u1eb1ng m\u00e1y l\u1ed9 thi\u00ean d\u00f9ng tang l\u1edbn, t\u1ed1c \u0111\u1ed9 v\u1eeba kh\u00f4ng nh\u1ea5t thi\u1ebft c\u1ea7n m\u1ee9c k\u00e9o t\u1ed1i \u0111a, v\u00e0 n\u00ean \u01b0u ti\u00ean b\u00e1n k\u00ednh u\u1ed1n nh\u1ecf \u0111\u1ec3 tang g\u1ecdn.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1100px\"><caption>V\u1eadt li\u1ec7u v\u1ecf ngo\u00e0i: ch\u1ecdn theo m\u00f4i tr\u01b0\u1eddng<\/caption><thead><tr><th>V\u1eadt li\u1ec7u<\/th><th>\u0110i\u1ec3m m\u1ea1nh<\/th><th>Gi\u1edbi h\u1ea1n<\/th><th>V\u00ed d\u1ee5 trong ngu\u1ed3n<\/th><\/tr><\/thead><tbody><tr><td>Polychloroprene (PCP\/CR) 5GM5<\/td><td>b\u1ec1n c\u01a1 h\u1ecdc, ch\u1ecbu d\u1ea7u, ozone, UV, n\u01b0\u1edbc bi\u1ec3n; ch\u1eadm ch\u00e1y IEC 60332-1-2<sup class=\"ref-n\">[1]<\/sup><\/td><td>ch\u1ee9a clo (kh\u00f4ng ph\u1ea3i LSZH); m\u1ec1m l\u1ea1nh t\u1edbi \u221235 \u00b0C theo datasheet<\/td><td>(M)R<sup class=\"ref-n\">[1]<\/sup>; SB<sup class=\"ref-n\">[2]<\/sup><\/td><\/tr><tr><td>CPE \/ CM<\/td><td>FeiChun n\u00eau h\u00fat n\u01b0\u1edbc < 0,5 % (28 ng\u00e0y, 70 \u00b0C), ch\u1ecbu axit t\u1edbi pH 2,5, c\u00f3 ch\u1ea5t ch\u1ed1ng n\u1ea5m<sup class=\"ref-n\">[15]<\/sup>; PROTOLON(ST) d\u00f9ng CM\/CPE ch\u1ecbu n\u01b0\u1edbc t\u1edbi 500 m<sup class=\"ref-n\">[2]<\/sup><\/td><td>s\u1ed1 li\u1ec7u c\u1ee7a h\u00e3ng cho c\u00e1p Type 275; c\u1ea7n s\u1ed1 th\u1eed cho m\u00e3 c\u1ee5 th\u1ec3<\/td><td>(ST)<sup class=\"ref-n\">[2]<\/sup>; Type 275 FeiChun<sup class=\"ref-n\">[15]<\/sup><\/td><\/tr><tr><td>Polyurethane (PUR) polyether<\/td><td>m\u00e0i m\u00f2n v\u00e0 x\u00e9 t\u1ed1t; d\u1ebbo t\u1edbi \u221250 \u00b0C; kh\u00f4ng halogen (TENAX-PUR)<sup class=\"ref-n\">[2]<\/sup>; polyether ch\u1ed1ng th\u1ee7y ph\u00e2n t\u1ed1t h\u01a1n polyester<sup class=\"ref-n\">[14]<\/sup>; v\u1ecf PUR m\u1ecfng h\u01a1n cho ph\u00e9p c\u00e1p nh\u1ecf, nh\u1eb9 h\u01a1n<sup class=\"ref-n\">[13]<\/sup><\/td><td>gi\u00e1 cao h\u01a1n; ph\u1ea3i x\u00e1c nh\u1eadn g\u1ed1c polyether hay polyester<\/td><td>TENAX-PUR<sup class=\"ref-n\">[2]<\/sup>; BUFLEX-M<sup class=\"ref-n\">[14]<\/sup><\/td><\/tr><\/tbody><\/table><\/div>\n<p>M\u00e0i m\u00f2n l\u00e0 ch\u1ec9 ti\u00eau c\u00f3 th\u1ec3 \u0111o. Ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n theo ISO 4649 (s\u1ed1 c\u00e0ng th\u1ea5p c\u00e0ng ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t) kh\u00f4ng ph\u1ea3i y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c c\u1ee7a ICEA nh\u01b0ng \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 th\u01b0\u1edbc \u0111o tham chi\u1ebfu, v\u00ec v\u1ecf b\u1ecb m\u00e0i m\u00f2n l\u00e0 nguy\u00ean nh\u00e2n h\u1ecfng c\u00e1p m\u1ecf nghi\u00eam tr\u1ecdng<sup class=\"ref-n\">[12]<\/sup>. H\u00e3y \u0111\u01b0a ch\u1ec9 s\u1ed1 n\u00e0y, c\u00f9ng \u0111\u1ed9 b\u1ec1n x\u00e9, v\u00e0o b\u1ea3ng y\u00eau c\u1ea7u khi so s\u00e1nh hai nh\u00e0 cung c\u1ea5p.<\/p>\n<div class=\"note\"><b>Quy t\u1eafc ch\u1ecdn h\u1ecd c\u00e1p.<\/b> M\u00e1y l\u1ed9 thi\u00ean d\u00f9ng tang, t\u1ed1c \u0111\u1ed9 \u2264 120 m\/ph\u00fat \u2192 (M) R LWL. C\u1ea9u c\u1ea7n \u2265 240 m\/ph\u00fat \u2192 h\u1ecd SMK (30 N\/mm\u00b2, 240 m\/ph\u00fat)<sup class=\"ref-n\">[4]<\/sup>; t\u1ed1c \u0111\u1ed9 cao h\u01a1n c\u1ea7n h\u1ecfi nh\u00e0 s\u1ea3n xu\u1ea5t. Tang m\u1ed9t l\u1edbp, u\u1ed1n m\u1ed9t m\u1eb7t ph\u1eb3ng \u2192 h\u1ecd FL. K\u00e9o l\u00ea d\u00e0i tr\u00ean n\u1ec1n ho\u1eb7c \u0111\u00e1 \u2192 h\u1ecd SB ho\u1eb7c TENAX<sup class=\"ref-n\">[2]<\/sup>, kh\u00f4ng d\u00f9ng c\u00e1p tang cu\u1ed1n. Ng\u00e2m n\u01b0\u1edbc t\u1edbi 500 m \u2192 h\u1ecd ST<sup class=\"ref-n\">[2]<\/sup>. H\u1ea7m k\u00edn c\u1ea7n kh\u00f4ng halogen \u2192 TENAX-PUR (kh\u00f4ng halogen)<sup class=\"ref-n\">[2]<\/sup>.<\/div>\n<\/section><section id=\"s8\"><h2>8. \u1ee8ng d\u1ee5ng: tang mono-spiral, tang tr\u1ee5, x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea v\u00e0 \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S<\/h2>\n<p>Tang mono-spiral x\u1ebfp c\u00e1p v\u00f2ng ch\u1ed3ng l\u00ean v\u00f2ng nh\u01b0 l\u00f2 xo ph\u1eb3ng, kh\u00f4ng c\u00f3 l\u1edbp ch\u00e9o nhau; nh\u00e0 s\u1ea3n xu\u1ea5t tang n\u00eau thi\u1ebft k\u1ebf n\u00e0y ng\u0103n c\u00e1p b\u1ecb xo\u1eafn v\u00e0 l\u00e0m m\u00e1t c\u00e1p t\u1ed1t nh\u1ea5t<sup class=\"ref-n\">[10]<\/sup>. Tang tr\u1ee5 cho nhi\u1ec1u l\u1edbp ch\u1ed3ng l\u00ean nhau, n\u00ean nhi\u1ec7t t\u00edch t\u1ee5 l\u1edbn h\u01a1n (h\u1ec7 s\u1ed1 \u1edf m\u1ee5c 5.3). Datasheet n\u00eau r\u00f5 c\u00e1p ph\u00f9 h\u1ee3p c\u1ea3 hai lo\u1ea1i tang<sup class=\"ref-n\">[1]<\/sup>.<\/p>\n<div class=\"imgcap\"><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Tang mono-spiral: c\u00e1p qu\u1ea5n xo\u1eafn \u1ed1c, v\u00f2ng n\u1ecd ch\u1ed3ng l\u00ean v\u00f2ng kia\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"\/><text x=\"200\" y=\"22\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">Tang mono-spiral<\/text><circle cx=\"135.0\" cy=\"112.0\" r=\"78\" fill=\"none\" stroke=\"#3a4a52\" stroke-width=\"2\" stroke-dasharray=\"4 4\"\/><polyline points=\"155.0,112.0 155.1,113.8 155.0,115.5 154.8,117.3 154.4,119.1 153.9,120.8 153.2,122.5 152.3,124.1 151.3,125.7 150.2,127.2 148.9,128.6 147.5,129.9 146.0,131.1 144.4,132.1 142.6,133.0 140.8,133.7 138.9,134.3 137.0,134.7 135.0,135.0 133.0,135.1 130.9,135.0 128.9,134.7 126.9,134.2 124.9,133.6 123.0,132.8 121.1,131.8 119.4,130.6 117.7,129.3 116.1,127.9 114.7,126.2 113.3,124.5 112.2,122.6 111.2,120.7 110.4,118.6 109.7,116.5 109.3,114.3 109.0,112.0 108.9,109.7 109.1,107.4 109.4,105.1 109.9,102.9 110.7,100.7 111.6,98.5 112.7,96.4 114.1,94.4 115.6,92.6 117.2,90.8 119.0,89.2 121.0,87.8 123.1,86.5 125.3,85.4 127.6,84.5 130.0,83.8 132.5,83.3 135.0,83.0 137.5,82.9 140.1,83.1 142.6,83.5 145.1,84.1 147.6,85.0 150.0,86.0 152.3,87.3 154.5,88.8 156.6,90.4 158.5,92.3 160.3,94.3 161.8,96.5 163.2,98.8 164.4,101.3 165.4,103.8 166.2,106.5 166.7,109.2 167.0,112.0 167.0,114.8 166.8,117.6 166.4,120.4 165.7,123.2 164.8,125.9 163.6,128.5 162.2,131.0 160.5,133.4 158.7,135.7 156.6,137.8 154.4,139.7 152.0,141.4 149.4,143.0 146.7,144.3 143.9,145.3 141.0,146.1 138.0,146.7 135.0,147.0 131.9,147.0 128.9,146.8 125.8,146.3 122.8,145.5 119.9,144.5 117.0,143.2 114.3,141.6 111.6,139.8 109.2,137.8 106.9,135.6 104.8,133.1 103.0,130.5 101.3,127.7 99.9,124.8 98.8,121.7 97.9,118.5 97.3,115.3 97.0,112.0 97.0,108.7 97.2,105.3 97.8,102.0 98.7,98.8 99.8,95.6 101.2,92.5 102.9,89.5 104.9,86.7 107.1,84.1 109.5,81.6 112.2,79.4 115.0,77.4 118.0,75.6 121.2,74.1 124.5,72.9 127.9,72.0 131.4,71.3 135.0,71.0 138.6,71.0 142.2,71.3 145.7,71.9 149.3,72.8 152.7,74.1 156.0,75.6 159.2,77.5 162.2,79.6 165.1,81.9 167.7,84.6 170.1,87.4 172.2,90.5 174.1,93.8 175.7,97.2 177.0,100.7 178.0,104.4 178.7,108.2 179.0,112.0 179.0,115.8 178.7,119.7 178.0,123.5 177.0,127.3 175.6,130.9 174.0,134.5 172.0,137.9 169.7,141.1 167.2,144.2 164.4,147.0 161.3,149.5 158.0,151.8 154.5,153.8 150.8,155.5 147.0,156.9 143.1,158.0 139.1,158.7 135.0,159.0 130.9,159.0 126.8,158.6 122.7,157.9 118.7,156.8 114.8,155.4 111.0,153.6 107.4,151.5 103.9,149.0 100.7,146.3 97.7,143.3 95.0,140.0 92.6,136.5 90.4,132.8 88.6,128.9 87.2,124.8 86.1,120.6 85.4,116.3 85.0,112.0 85.0,107.6 85.4,103.3 86.2,98.9 87.4,94.7 88.9,90.5 90.8,86.5 93.1,82.7 95.7,79.0 98.6,75.6 101.8,72.4 105.3,69.5 109.0,67.0 113.0,64.7 117.1,62.8 121.4,61.3 125.9,60.1 130.4,59.4 135.0,59.0 139.6,59.0 144.3,59.5 148.8,60.3 153.4,61.6 157.8,63.2 162.0,65.2 166.1,67.6 169.9,70.4 173.5,73.5 176.9,76.9 179.9,80.5 182.6,84.5 185.0,88.7 187.0,93.1 188.6,97.6 189.8,102.3 190.6,107.1 191.0,112.0 191.0,116.9 190.5,121.8 189.6,126.6 188.2,131.4 186.5,136.0 184.4,140.5 181.8,144.8 178.9,148.9 175.7,152.7 172.1,156.2 168.2,159.4 164.0,162.2 159.6,164.7 155.0,166.8 150.1,168.5 145.2,169.8 140.1,170.6 135.0,171.0 129.8,170.9 124.7,170.4 119.6,169.5 114.6,168.1 109.7,166.2 105.0,164.0 100.5,161.3 96.2,158.2 92.2,154.8 88.5,151.0 85.2,146.9 82.2,142.5 79.6,137.9 77.4,133.0 75.6,127.9 74.3,122.7 73.4,117.4 73.0,112.0 73.1,106.6 73.6,101.2 74.6,95.8 76.1,90.6 78.1,85.4 80.4,80.5 83.3,75.8 86.5,71.3 90.1,67.1 94.1,63.2 98.4,59.7 103.0,56.6 107.9,53.8 113.0,51.5 118.3,49.7 123.8,48.3 129.3,47.4 135.0,47.0 140.7,47.1 146.3,47.7 152.0,48.7 157.5,50.3 162.8,52.3 168.0,54.8 173.0,57.8 177.6,61.2 182.0,65.0 186.1,69.1 189.7,73.7 193.0,78.5 195.9,83.6 198.3,89.0 200.2,94.5 201.6,100.2 202.6,106.1 203.0,112.0\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"7\" stroke-linecap=\"round\"\/><circle cx=\"135.0\" cy=\"112.0\" r=\"12\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"\/><path d=\"M203.0 112.0 C 263.0 120.0, 300 150, 385 160\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"7\" stroke-linecap=\"round\"\/><path d=\"M61.3 60.4 A 90 90 0 0 0 61.3 163.6\" fill=\"none\" stroke=\"#5fd88a\" stroke-width=\"2.5\"\/><polygon points=\"67.0,171.8 57.2,166.5 65.4,160.8\" fill=\"#5fd88a\"\/><text x=\"300\" y=\"140\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#38c8e8\" font-weight=\"normal\">\u0111i\u1ec3m c\u1ea5p<\/text><text x=\"200\" y=\"214\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">mono-spiral: v\u00f2ng c\u00e1p ch\u1ed3ng l\u00ean v\u00f2ng, kh\u00f4ng ch\u00e9o nhau<\/text><text x=\"200\" y=\"232\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">R l\u00f5i tang \u2265 10\u00d7D; t\u1ed1c \u0111\u1ed9 c\u00e1p \u2264 120 m\/ph\u00fat<\/text><\/svg><figcaption>C\u00e1p x\u1ebfp v\u00f2ng ch\u1ed3ng v\u00f2ng tr\u00ean tang mono-spiral; h\u00e3ng tang n\u00eau thi\u1ebft k\u1ebf n\u00e0y ch\u1ed1ng xo\u1eafn c\u00e1p v\u00e0 l\u00e0m m\u00e1t t\u1ed1t nh\u1ea5t<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=\"Tang tr\u1ee5 nhi\u1ec1u l\u1edbp c\u00f3 b\u1ed9 d\u1eabn c\u00e1p\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"\/><text x=\"200\" y=\"22\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">Tang tr\u1ee5 nhi\u1ec1u l\u1edbp<\/text><rect x=\"70\" y=\"60\" width=\"12\" height=\"130\" fill=\"#5b6b73\"\/><rect x=\"250\" y=\"60\" width=\"12\" height=\"130\" fill=\"#5b6b73\"\/><rect x=\"82\" y=\"95\" width=\"168\" height=\"60\" fill=\"#22333b\"\/><circle cx=\"92.0\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"115.5\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"139.0\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"162.5\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"186.0\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"209.5\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"233.0\" cy=\"143.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"92.0\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"115.5\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"139.0\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"162.5\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"186.0\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"209.5\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"233.0\" cy=\"122.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"92.0\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"115.5\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"139.0\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"162.5\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"186.0\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"209.5\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><circle cx=\"233.0\" cy=\"101.0\" r=\"10\" fill=\"#c9a227\" stroke=\"#0a1014\" stroke-width=\"1.2\"\/><rect x=\"170\" y=\"50\" width=\"30\" height=\"8\" fill=\"#38c8e8\"\/><path d=\"M185 58 L185 76\" stroke=\"#38c8e8\" stroke-width=\"2\"\/><path d=\"M262 132 C 300 132 315 170 385 175\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"7\" stroke-linecap=\"round\"\/><text x=\"185\" y=\"44\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#38c8e8\" font-weight=\"normal\">b\u1ed9 d\u1eabn c\u00e1p<\/text><text x=\"200\" y=\"205\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">tang tr\u1ee5 nhi\u1ec1u l\u1edbp: h\u1ec7 s\u1ed1 d\u00f2ng 0,80 \/ 0,61 \/ 0,49<\/text><text x=\"200\" y=\"223\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">(1 \/ 2 \/ 3 l\u1edbp c\u00f2n tr\u00ean tang, VDE 0298-4)<\/text><text x=\"200\" y=\"241\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">l\u1edbp trong ch\u1ecbu nhi\u1ec7t v\u00e0 n\u00e9n l\u1edbn nh\u1ea5t<\/text><\/svg><figcaption>Tang tr\u1ee5 nhi\u1ec1u l\u1edbp: l\u1edbp trong n\u00f3ng nh\u1ea5t; \u00e1p h\u1ec7 s\u1ed1 0,80 \/ 0,61 \/ 0,49 theo s\u1ed1 l\u1edbp<sup class=\"ref-n\">[8]<\/sup><\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"M\u00e1y x\u00fac m\u1ecf l\u1ed9 thi\u00ean c\u00f3 tang c\u00e1p, c\u00e1p n\u1ed1i t\u1edbi t\u1ee7 c\u1ea5p \u0111i\u1ec7n\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"\/><text x=\"200\" y=\"22\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">M\u00e1y x\u00fac, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng<\/text><polygon points=\"0,170 400,170 400,250 0,250\" fill=\"#2a2620\"\/><polygon points=\"0,170 60,160 120,172 400,172 400,176 0,176\" fill=\"#3a3326\"\/><rect x=\"215\" y=\"140\" width=\"125\" height=\"22\" rx=\"10\" fill=\"#3a4a52\"\/><rect x=\"225\" y=\"95\" width=\"95\" height=\"48\" fill=\"#22333b\" stroke=\"#e8c37b\" stroke-width=\"2\"\/><rect x=\"290\" y=\"72\" width=\"38\" height=\"28\" fill=\"#1e4f8a\" stroke=\"#9ad0ff\"\/><polyline points=\"225,110 170,70 120,100\" fill=\"none\" stroke=\"#e8c37b\" stroke-width=\"7\" stroke-linejoin=\"round\"\/><polygon points=\"108,98 132,98 128,118 112,118\" fill=\"#e8c37b\"\/><circle cx=\"250.0\" cy=\"120.0\" r=\"17\" fill=\"#101a1e\" stroke=\"#c9a227\" stroke-width=\"3\"\/><circle cx=\"250.0\" cy=\"120.0\" r=\"7\" fill=\"#c9a227\"\/><path d=\"M250 137 C 240 175 210 150 170 172 S 90 160 50 170\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"6\" stroke-linecap=\"round\"\/><rect x=\"20\" y=\"132\" width=\"30\" height=\"40\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"2\"\/><text x=\"35\" y=\"128\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#38c8e8\" font-weight=\"normal\">t\u1ee7 c\u1ea5p<\/text><text x=\"200\" y=\"205\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">m\u1ecf l\u1ed9 thi\u00ean: k\u00e9o, m\u00e0i m\u00f2n, c\u1ea1nh \u0111\u00e1<\/text><text x=\"200\" y=\"223\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">c\u00e1p tang cu\u1ed1n n\u1ed1i m\u00e1y v\u1edbi t\u1ee7 c\u1ea5p<\/text><text x=\"200\" y=\"241\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0111o\u1ea1n l\u00ea d\u00e0i h\u01a1n: d\u00f9ng c\u00e1p k\u00e9o l\u00ea chuy\u00ean d\u1ee5ng<\/text><\/svg><figcaption>M\u00e1y x\u00fac ho\u1eb7c m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng \u1edf m\u1ecf l\u1ed9 thi\u00ean: tang tr\u00ean m\u00e1y, c\u00e1p n\u1ed1i t\u1edbi t\u1ee7 c\u1ea5p<\/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 c\u1ee1 l\u1edbn: c\u1ea7n x\u00e1c nh\u1eadn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"\/><text x=\"200\" y=\"22\" 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=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"40\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"70\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"70\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"100\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"100\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"130\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"130\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"160\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"160\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"190\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"190\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"220\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"220\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"250\" y=\"70\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><rect x=\"250\" y=\"150\" width=\"26\" height=\"14\" fill=\"#22333b\" stroke=\"#38c8e8\"\/><path d=\"M266 79 A 40 40 0 0 1 266 157\" fill=\"none\" stroke=\"#38c8e8\" stroke-width=\"10\"\/><path d=\"M40 119 H270\" stroke=\"#c9a227\" stroke-width=\"7\"\/><path d=\"M300 100 L340 100 L340 150 L300 150\" fill=\"none\" stroke=\"#e8c37b\" stroke-width=\"2.5\" stroke-dasharray=\"5 4\"\/><text x=\"345\" y=\"128\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"28\" fill=\"#e8c37b\" font-weight=\"bold\">?<\/text><text x=\"200\" y=\"192\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">\u00d8 \u2248 77 mm, \u2248 12,6 kg\/m, R u\u1ed1n \u2265 10\u00d7D \u2248 773 mm (3\u00d7240)<\/text><text x=\"200\" y=\"212\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">datasheet kh\u00f4ng c\u00f4ng b\u1ed1 tu\u1ed5i th\u1ecd u\u1ed1n l\u1eb7p<\/text><text x=\"200\" y=\"232\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">c\u1ea7n h\u00e3ng x\u00edch v\u00e0 h\u00e3ng c\u00e1p x\u00e1c nh\u1eadn b\u1eb1ng v\u0103n b\u1ea3n<\/text><\/svg><figcaption>X\u00edch d\u1eabn c\u00e1p c\u1ee1 l\u1edbn: datasheet kh\u00f4ng c\u00f4ng b\u1ed1 tu\u1ed5i th\u1ecd u\u1ed1n l\u1eb7p, c\u1ea7n x\u00e1c nh\u1eadn b\u1eb1ng v\u0103n b\u1ea3n<\/figcaption><\/figure><figure><svg viewBox=\"0 0 400 250\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"C\u00e1p \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S qua hai con l\u0103n, kho\u1ea3ng c\u00e1ch t\u1ed1i thi\u1ec3u 20 l\u1ea7n \u0111\u01b0\u1eddng k\u00ednh\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"\/><text x=\"200\" y=\"22\" 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<\/text><circle cx=\"150.0\" cy=\"95.0\" r=\"26\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"3\"\/><circle cx=\"250.0\" cy=\"165.0\" r=\"26\" fill=\"#22333b\" stroke=\"#38c8e8\" stroke-width=\"3\"\/><path d=\"M14 62 H150 A 33 33 0 0 1 183 95 L 217 165 A 33 33 0 0 0 250 198 H 392\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"7\" stroke-linejoin=\"round\"\/><line x1=\"150\" y1=\"95\" x2=\"250\" y2=\"165\" stroke=\"#5fd88a\" stroke-width=\"2\" stroke-dasharray=\"5 4\"\/><text x=\"214\" y=\"128\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"13\" fill=\"#5fd88a\" font-weight=\"bold\">\u2265 20\u00d7D<\/text><text x=\"200\" y=\"220\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">\u0111\u1ed5i chi\u1ec1u ch\u1eef S qua con l\u0103n<\/text><text x=\"200\" y=\"238\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">D = 77,3 mm \u2192 kho\u1ea3ng c\u00e1ch \u2265 1 546 mm (3\u00d7240)<\/text><\/svg><figcaption>\u0110\u1ed5i chi\u1ec1u ch\u1eef S: kho\u1ea3ng c\u00e1ch gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng \u2265 20\u00d7D<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\u1ea7u c\u00e1p t\u00e1ch ba l\u00f5i trung th\u1ebf, d\u00e2y PE v\u00e0 kh\u1ed1i s\u1ee3i quang c\u00f3 \u0111\u1ea7u n\u1ed1i\"><rect width=\"400\" height=\"250\" fill=\"#101a1e\"\/><text x=\"200\" y=\"22\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"14\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0110\u1ea7u c\u00e1p v\u00e0 s\u1ee3i quang<\/text><rect x=\"14\" y=\"100\" width=\"80\" height=\"50\" rx=\"8\" fill=\"#23272b\" stroke=\"#0a1014\" stroke-width=\"2\"\/><rect x=\"94\" y=\"108\" width=\"34\" height=\"34\" fill=\"#3a3f45\"\/><path d=\"M128 116 C 160 116 175 62 215 62\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"6\" stroke-linecap=\"round\"\/><polygon points=\"215,54 248,58 248,66 215,70\" fill=\"#3a4a52\" stroke=\"#38c8e8\"\/><rect x=\"248\" y=\"57\" width=\"20\" height=\"10\" fill=\"#c9a227\"\/><path d=\"M128 124 C 160 124 175 88 215 88\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"6\" stroke-linecap=\"round\"\/><polygon points=\"215,80 248,84 248,92 215,96\" fill=\"#3a4a52\" stroke=\"#38c8e8\"\/><rect x=\"248\" y=\"83\" width=\"20\" height=\"10\" fill=\"#c9a227\"\/><path d=\"M128 132 C 160 132 175 114 215 114\" fill=\"none\" stroke=\"#c9a227\" stroke-width=\"6\" stroke-linecap=\"round\"\/><polygon points=\"215,106 248,110 248,118 215,122\" fill=\"#3a4a52\" stroke=\"#38c8e8\"\/><rect x=\"248\" y=\"109\" width=\"20\" height=\"10\" fill=\"#c9a227\"\/><path d=\"M128 138 C 160 146 185 168 215 168\" fill=\"none\" stroke=\"#5fd88a\" stroke-width=\"4\"\/><path d=\"M128 144 C 160 168 185 200 215 200\" fill=\"none\" stroke=\"#2f7de1\" stroke-width=\"3\"\/><rect x=\"215\" y=\"193\" width=\"16\" height=\"14\" fill=\"#cfe8ff\" stroke=\"#2f7de1\"\/><text x=\"278\" y=\"92\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#e8c37b\" font-weight=\"normal\">\u0111\u1ea7u c\u1ed1t MV<\/text><text x=\"222\" y=\"186\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#5fd88a\" font-weight=\"normal\">PE<\/text><text x=\"240\" y=\"205\" text-anchor=\"start\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">\u0111\u1ea7u n\u1ed1i quang<\/text><text x=\"200\" y=\"236\" text-anchor=\"middle\" font-family=\"Arial,Helvetica,sans-serif\" font-size=\"12\" fill=\"#9cc0cc\" font-weight=\"normal\">t\u00e1ch ba l\u00f5i, PE v\u00e0 kh\u1ed1i s\u1ee3i quang t\u1ea1i \u0111\u1ea7u c\u00e1p<\/text><\/svg><figcaption>\u0110\u1ea7u c\u00e1p: ba l\u00f5i, PE v\u00e0 kh\u1ed1i s\u1ee3i quang t\u00e1ch ri\u00eang; \u0111\u1ea7u quang n\u00ean g\u1eafn s\u1eb5n<\/figcaption><\/figure><\/div>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1000px\"><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>M\u00e1y x\u00fac, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng \u1edf m\u1ecf l\u1ed9 thi\u00ean (tang tr\u00ean m\u00e1y)<\/td><td>k\u00e9o, xo\u1eafn, m\u00e0i m\u00f2n khi l\u00ea; 6\/10 kV<\/td><td>l\u1ef1c k\u00e9o \u2264 20\/25 N\/mm\u00b2; \u0111o\u1ea1n l\u00ea gi\u1eefa t\u1ee7 c\u1ea5p v\u00e0 m\u00e1y ng\u1eafn (m\u1ee5c 5.1); ki\u1ec3m tra m\u00f2n v\u1ecf \u0111\u1ecbnh k\u1ef3<\/td><\/tr><tr><td>M\u00e1y r\u1ea3i &#8211; thu h\u1ed3i, m\u00e1y d\u1ee1 t\u00e0u \u1edf b\u00e3i h\u00e0ng r\u1eddi<\/td><td>tang m\u1ed9t h\u01b0\u1edbng d\u1ecdc ray; c\u00f3 \u0111\u01b0\u1eddng quang<\/td><td>t\u1ed1c \u0111\u1ed9 \u2264 120 m\/ph\u00fat; E9 n\u1ebfu tuy\u1ebfn quang > v\u00e0i tr\u0103m m\u00e9t; n\u01b0\u1edbc bi\u1ec3n b\u1eafn (datasheet: ch\u1ecbu) nh\u01b0ng kh\u00f4ng ng\u00e2m<\/td><\/tr><tr><td>C\u1ea9u gi\u00e0n RMG, RTG t\u1ed1c \u0111\u1ed9 v\u1eeba<\/td><td>tang cu\u1ed1n, \u0111\u1ed5i chi\u1ec1u, nhi\u1ec7t<\/td><td>tang c\u1ea9u c\u1ea3ng c\u1ee7a Wabtec: 25 &#8211; 95 mm\u00b2, t\u1edbi 80 m\/ph\u00fat<sup class=\"ref-n\">[11]<\/sup>; c\u1ea9u nhanh xem h\u1ecd SMK, FL (m\u1ee5c 7)<\/td><\/tr><tr><td>Tang tr\u1ee5 nhi\u1ec1u l\u1edbp<\/td><td>nhi\u1ec7t do nhi\u1ec1u l\u1edbp<\/td><td>\u00e1p h\u1ec7 s\u1ed1 0,80 \u2192 0,38 (m\u1ee5c 5.3); ch\u1ecdn c\u1ee1 l\u1edbn h\u01a1n ho\u1eb7c gi\u1eef \u00edt l\u1edbp<\/td><\/tr><tr><td>X\u00edch d\u1eabn c\u00e1p<\/td><td>u\u1ed1n l\u1eb7p m\u1ed9t m\u1eb7t ph\u1eb3ng<\/td><td>R x\u00edch \u2265 10\u00d7D; h\u00e3ng x\u00edch v\u00e0 h\u00e3ng c\u00e1p x\u00e1c nh\u1eadn; datasheet kh\u00f4ng n\u00eau tu\u1ed5i th\u1ecd u\u1ed1n<\/td><\/tr><tr><td>\u0110\u1ed5i h\u01b0\u1edbng ch\u1eef S qua con l\u0103n<\/td><td>u\u1ed1n ng\u01b0\u1ee3c chi\u1ec1u<\/td><td>kho\u1ea3ng c\u00e1ch \u2265 20\u00d7D; \u0111\u01b0\u1eddng k\u00ednh con l\u0103n \u2265 2R<\/td><\/tr><tr><td>K\u00e9o l\u00ea d\u00e0i tr\u00ean n\u1ec1n<\/td><td>m\u00e0i m\u00f2n, c\u1eaft, x\u00e9<\/td><td>kh\u00f4ng ph\u1ea3i m\u1ee5c \u0111\u00edch ch\u00ednh; d\u00f9ng c\u00e1p k\u00e9o l\u00ea (SB, TENAX)<\/td><\/tr><tr><td>H\u1ea7m k\u00edn, n\u01a1i \u0111\u00f4ng ng\u01b0\u1eddi<\/td><td>kh\u00f3i v\u00e0 kh\u00ed clo khi ch\u00e1y<\/td><td>v\u1ecf PCP ch\u1ee9a clo; n\u1ebfu h\u1ed3 s\u01a1 ph\u00f2ng ch\u00e1y \u0111\u00f2i kh\u00f4ng halogen, ch\u1ecdn b\u1ea3n PUR kh\u00f4ng halogen<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"warn\"><b>Gi\u1edbi h\u1ea1n.<\/b> B\u00e0i n\u00e0y 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, d\u1eabn c\u00e1p v\u00e0 ngu\u1ed3n c\u1ea5p cho thi\u1ebft b\u1ecb di \u0111\u1ed9ng trung th\u1ebf c\u1ea7n k\u1ef9 s\u01b0 chuy\u00ean ng\u00e0nh th\u1ef1c hi\u1ec7n, k\u00e8m h\u1ec7 th\u1ed1ng nghi\u00ean c\u1ee9u (d\u00f2ng ng\u1eafn m\u1ea1ch, n\u1ed1i \u0111\u1ea5t, b\u1ea3o v\u1ec7). Datasheet kh\u00f4ng c\u00f4ng b\u1ed1 tu\u1ed5i th\u1ecd u\u1ed1n l\u1eb7p, l\u1ef1c k\u00e9o \u0111\u1ed9ng ngo\u00e0i quy t\u1eafc N\/mm\u00b2, hay s\u1ed1 v\u00f2ng tang t\u1ed1i \u0111a, n\u00ean nh\u1eefng 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=\"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 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 v\u00e0 c\u00e1p k\u00e9o l\u00ea h\u1ea1ng n\u1eb7ng cho m\u1ecf; 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, c\u00e1ch \u0111i\u1ec7n (PUR, CPE, EPR) t\u1eeb nguy\u00ean li\u1ec7u g\u1ed1c<sup class=\"ref-n\">[15]<\/sup>. C\u00e1c n\u1ed9i dung d\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00f4ng b\u1ed1 trong c\u00e1c b\u00e0i k\u1ef9 thu\u1eadt 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 T\u1ef1 pha ch\u1ebf h\u1ee3p ch\u1ea5t v\u00e0 v\u00f2ng k\u00edn t\u1eeb h\u1ee3p ch\u1ea5t \u0111\u1ebfn c\u00e1p<\/h3>\n<div class=\"formula\"><b>Nh\u00e0 m\u00e1y th\u00f4ng th\u01b0\u1eddng: mua h\u1ea1t h\u1ee3p ch\u1ea5t \u2192 \u0111\u00f9n \u2192 xu\u1ea5t x\u01b0\u1edfng  |  FeiChun: pha ch\u1ebf \u2192 th\u1eed t\u00ednh ch\u1ea5t \u2192 \u0111\u00f9n \u2192 th\u1eed hi\u1ec7n tr\u01b0\u1eddng \u2192 ch\u1ec9nh c\u00f4ng th\u1ee9c<\/b><\/div>\n<p>H\u00e3ng cho r\u1eb1ng nh\u00e0 m\u00e1y mua h\u1ee3p ch\u1ea5t kh\u00f3 truy nguy\u00ean nguy\u00ean nh\u00e2n h\u1ecfng \u0111\u1ebfn c\u00f4ng th\u1ee9c; c\u00f2n FeiChun ki\u1ec3m so\u00e1t c\u00f4ng th\u1ee9c n\u00ean khi g\u1eb7p s\u1ef1 c\u1ed1 hi\u1ec7n tr\u01b0\u1eddng c\u00f3 th\u1ec3 quy v\u1ec1 \u0111\u1eb7c t\u00ednh h\u1ee3p ch\u1ea5t v\u00e0 ch\u1ec9nh l\u1ea1i<sup class=\"ref-n\">[15]<\/sup>. Quy tr\u00ecnh g\u1ed3m c\u00e1c b\u01b0\u1edbc: pha tr\u1ed9n h\u1ee3p ch\u1ea5t, chu\u1ea9n b\u1ecb ru\u1ed9t, \u0111\u00f9n c\u00e1ch \u0111i\u1ec7n v\u00e0 v\u1ecf v\u1edbi gi\u00e1m s\u00e1t \u0111\u01b0\u1eddng k\u00ednh v\u00e0 \u0111\u1ed9 l\u1ec7ch t\u00e2m v\u00f2ng k\u00edn, l\u01b0u h\u00f3a li\u00ean t\u1ee5c, l\u1eafp r\u00e1p l\u00f5i, r\u1ed3i th\u1eed t\u1eebng cu\u1ed9n<sup class=\"ref-n\">[15]<\/sup>. V\u1edbi c\u00e1p trung th\u1ebf VDE 0250-813, h\u00e3ng n\u00eau \u0111\u00f9n \u0111\u1ed3ng th\u1eddi ba l\u1edbp (b\u00e1n d\u1eabn trong, c\u00e1ch \u0111i\u1ec7n, b\u00e1n d\u1eabn ngo\u00e0i) \u0111\u1ec3 tr\u00e1nh l\u1ed7 kh\u00ed<sup class=\"ref-n\">[14]<\/sup>.<\/p>\n<div class=\"scroll\"><table class=\"data\" style=\"min-width:900px\"><caption>\u0110i\u1ec3m ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng FeiChun c\u00f4ng b\u1ed1 (tr\u00edch)<\/caption><thead><tr><th>C\u00f4ng \u0111o\u1ea1n<\/th><th>Ph\u00e9p th\u1eed<\/th><th>Ti\u00eau ch\u00ed<\/th><\/tr><\/thead><tbody><tr><td>H\u1ee3p ch\u1ea5t<\/td><td>\u0111\u1ed9 nh\u1edbt Mooney (ASTM D1646)<\/td><td>trong \u00b15 % so v\u1edbi m\u1ee5c ti\u00eau c\u00f4ng th\u1ee9c<\/td><\/tr><tr><td>H\u1ee3p ch\u1ea5t v\u1ecf CPE<\/td><td>h\u00fat n\u01b0\u1edbc (IEC 60811-402)<\/td><td>< 0,5 % kh\u1ed1i l\u01b0\u1ee3ng (28 ng\u00e0y, 70 \u00b0C)<\/td><\/tr><tr><td>H\u1ee3p ch\u1ea5t<\/td><td>\u0111\u1ed9 b\u1ec1n k\u00e9o, gi\u00e3n d\u00e0i (IEC 60811-501)<\/td><td>theo b\u1ea3ng \u0111\u1eb7c t\u00ednh c\u1ee7a h\u1ee3p ch\u1ea5t<\/td><\/tr><tr><td>Ru\u1ed9t<\/td><td>\u0111i\u1ec7n tr\u1edf m\u1ed9t chi\u1ec1u \u1edf 20 \u00b0C (IEC 60228)<\/td><td>trong gi\u1edbi h\u1ea1n class 5<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n<\/td><td>hot set (IEC 60811-507)<\/td><td>gi\u00e3n d\u00e0i \u2264 175 %, bi\u1ebfn d\u1ea1ng d\u01b0 \u2264 15 %<\/td><\/tr><tr><td>\u0110\u00f9n<\/td><td>b\u1ec1 d\u00e0y v\u00e0 \u0111\u1ed9 l\u1ec7ch t\u00e2m<\/td><td>trong min\/max; \u0111\u1ed9 l\u1ec7ch t\u00e2m \u2264 10 %<\/td><\/tr><tr><td>Th\u00e0nh ph\u1ea9m<\/td><td>th\u1eed \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u t\u1eebng cu\u1ed9n<\/td><td>theo IEC 60502 ho\u1eb7c ti\u00eau chu\u1ea9n h\u1ee3p \u0111\u1ed3ng<\/td><\/tr><tr><td>H\u1ed3 s\u01a1<\/td><td>truy xu\u1ea5t ngu\u1ed3n g\u1ed1c<\/td><td>cu\u1ed9n \u2192 l\u00f4 h\u1ee3p ch\u1ea5t \u2192 l\u00f4 ru\u1ed9t \u2192 bi\u00ean b\u1ea3n th\u1eed<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"small\">Ngu\u1ed3n: b\u1ea3ng \u0111i\u1ec3m ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng trong b\u00e0i gi\u1edbi thi\u1ec7u FeiChun<sup class=\"ref-n\">[15]<\/sup>. Kh\u00f4ng c\u00f3 s\u1ed1 li\u1ec7u ri\u00eang cho m\u00e3 LWL 6\/10 kV.<\/p>\n<h3>9.2 Ch\u1ed1ng xo\u1eafn v\u00e0 ch\u1ecbu k\u00e9o<\/h3>\n<p>FeiChun m\u00f4 t\u1ea3 b\u1ed1n \u0111\u1eb7c \u0111i\u1ec3m ch\u1ed1ng xo\u1eafn ph\u1ed1i h\u1ee3p: b\u1ec7n l\u00f5i ch\u00e9o xo\u1eafn xen k\u1ebd tr\u00e1i &#8211; ph\u1ea3i, b\u1ec7n polyester gia c\u01b0\u1eddng, b\u01b0\u1edbc xo\u1eafn ng\u1eafn, v\u00e0 ph\u1ea7n t\u1eed aramid \u1edf t\u00e2m cho bi\u1ebfn th\u1ec3 K (t\u0103ng ch\u1ecbu k\u00e9o cho tuy\u1ebfn d\u00e0i ho\u1eb7c tang th\u1eb3ng \u0111\u1ee9ng)<sup class=\"ref-n\">[14]<\/sup>. \u1ede d\u00f2ng BUFLEX-M, h\u00e3ng n\u00f3i l\u1edbp b\u1ec7n t\u1ed5ng h\u1ee3p do ch\u00ednh FeiChun thi\u1ebft k\u1ebf kh\u1edbp v\u1edbi h\u00ecnh h\u1ecdc b\u01b0\u1edbc xo\u1eafn c\u1ee7a t\u1eebng c\u1ea5u h\u00ecnh<sup class=\"ref-n\">[14]<\/sup>. V\u1edbi c\u00e1p (M) R LWL, b\u1ec7n polyester \u0111\u00e3 c\u00f3 trong datasheet tham kh\u1ea3o<sup class=\"ref-n\">[1]<\/sup>; n\u1ebfu l\u1ef1c k\u00e9o c\u1ea7n v\u01b0\u1ee3t 25 N\/mm\u00b2, tuy\u1ebfn r\u1ea5t d\u00e0i ho\u1eb7c c\u00f3 \u0111o\u1ea1n th\u1eb3ng \u0111\u1ee9ng, h\u00e3y h\u1ecfi FeiChun v\u1ec1 bi\u1ebfn th\u1ec3 c\u00f3 l\u00f5i \u0111\u1ee1 aramid.<\/p>\n<h3>9.3 V\u1eadt li\u1ec7u v\u1ecf v\u00e0 g\u00f3i cho m\u00f4i tr\u01b0\u1eddng \u1ea9m n\u00f3ng<\/h3>\n<p>FeiChun n\u00eau hai \u0111i\u1ec3m c\u1ea7n c\u00e2n nh\u1eafc ngo\u00e0i quy chu\u1ea9n VDE: \u1edf nhi\u1ec7t \u0111\u1ed9 35 &#8211; 45 \u00b0C, t\u1ed1c \u0111\u1ed9 th\u1ee7y ph\u00e2n v\u1eadt li\u1ec7u c\u00f3 li\u00ean k\u1ebft este t\u0103ng g\u1ea5p 2 &#8211; 4 l\u1ea7n so v\u1edbi 15 &#8211; 25 \u00b0C (t\u1ed1c \u0111\u1ed9 th\u1ee7y ph\u00e2n t\u0103ng kho\u1ea3ng g\u1ea5p \u0111\u00f4i sau m\u1ed7i 10 \u00b0C); v\u00e0 polyether PUR kh\u00f4ng c\u00f3 li\u00ean k\u1ebft este n\u00ean ch\u1ed1ng th\u1ee7y ph\u00e2n t\u1ed1t h\u01a1n polyester PUR<sup class=\"ref-n\">[14]<\/sup>. T\u1eeb \u0111\u00f3 h\u00e3ng \u0111\u01b0a ra \u00abg\u00f3i tropical h\u00f3a\u00bb n\u0103m h\u1ea1ng m\u1ee5c, c\u00f4ng b\u1ed1 cho c\u00e1p m\u1ecf Type 275 3,3\/3,3 kV:<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1000px\"><caption>G\u00f3i tropical h\u00f3a FeiChun (c\u00f4ng b\u1ed1 cho c\u00e1p Type 275)<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>C\u01a1 ch\u1ebf h\u1ecfng nh\u1eafm t\u1edbi<\/th><th>L\u1ee3i \u00edch c\u00f4ng b\u1ed1<\/th><\/tr><\/thead><tbody><tr><td>Ru\u1ed9t \u0111\u1ed3ng m\u1ea1 thi\u1ebfc to\u00e0n b\u1ed9 l\u00f5i<\/td><td>oxy h\u00f3a \u0111\u1ed3ng trong m\u00f4i tr\u01b0\u1eddng \u1ea9m, c\u00f3 axit<\/td><td>ng\u0103n oxit l\u00e0m t\u0103ng \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac \u1edf \u0111\u1ea7u c\u00e1p<\/td><\/tr><tr><td>EPR ch\u1ed1ng th\u1ee7y ph\u00e2n (li\u00ean k\u1ebft ngang silane)<\/td><td>th\u1ee7y ph\u00e2n l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i<\/td><td>gi\u1eef > 90 % \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i sau 1\u00a0000 h ng\u00e2m n\u01b0\u1edbc 90 \u00b0C, so v\u1edbi 60 &#8211; 70 % c\u1ee7a EPR li\u00ean k\u1ebft peroxit (s\u1ed1 c\u1ee7a FeiChun)<\/td><\/tr><tr><td>V\u1ecf CPE h\u00fat n\u01b0\u1edbc c\u1ef1c th\u1ea5p, c\u00f3 ch\u1ea5t ch\u1ed1ng n\u1ea5m<\/td><td>n\u01b0\u1edbc th\u1ea5m qua v\u1ecf v\u00e0 sinh h\u1ecdc t\u1ea5n c\u00f4ng v\u1ecf<\/td><td>h\u00fat n\u01b0\u1edbc th\u1ea5p h\u01a1n 2 &#8211; 4 l\u1ea7n so v\u1edbi PCP ti\u00eau chu\u1ea9n (s\u1ed1 c\u1ee7a FeiChun)<\/td><\/tr><tr><td>S\u1ee3i tr\u01b0\u01a1ng n\u1edf ch\u1eb7n n\u01b0\u1edbc gi\u1eefa c\u00e1c l\u00f5i<\/td><td>n\u01b0\u1edbc \u0111i d\u1ecdc c\u00e1p qua khe sau khi v\u1ecf th\u1ee7ng<\/td><td>gi\u1edbi h\u1ea1n h\u01b0 h\u1ecfng \u1edf v\u00f9ng g\u1ea7n ch\u1ed7 th\u1ee7ng v\u1ecf<\/td><\/tr><tr><td>B\u1ec1 d\u00e0y c\u00e1ch \u0111i\u1ec7n theo c\u1ea5p 3,3 kV<\/td><td>c\u00e2y n\u01b0\u1edbc ph\u00e1t tri\u1ec3n trong c\u00e1ch \u0111i\u1ec7n<\/td><td>\u0111\u01b0\u1eddng khu\u1ebfch t\u00e1n \u1ea9m d\u00e0i h\u01a1n<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"formula\"><b>V\u1ecf h\u1ecfng \u2192 \u1ea9m x\u00e2m nh\u1eadp \u2192 c\u00e1ch \u0111i\u1ec7n xu\u1ed1ng c\u1ea5p \u2192 ru\u1ed9t \u0103n m\u00f2n \u2192 s\u1ef1 c\u1ed1 \u0111i\u1ec7n:  v\u1ecf l\u00e0 qu\u00e2n c\u1edd domino \u0111\u1ea7u ti\u00ean<\/b><\/div>\n<h3>9.4 B\u1eb1ng ch\u1ee9ng hi\u1ec7n tr\u01b0\u1eddng v\u00e0 s\u1ed1 li\u1ec7u tr\u00edch d\u1eabn<\/h3>\n<p>FeiChun c\u00f4ng b\u1ed1 ca so s\u00e1nh t\u1ea1i m\u1ecf v\u00e0ng Lihir (Papua New Guinea): c\u00e1p Type 275 ti\u00eau chu\u1ea9n m\u1ea5t c\u00e1ch \u0111i\u1ec7n t\u1eeb tr\u00ean 100 M\u03a9\u00b7km xu\u1ed1ng 2 M\u03a9\u00b7km sau 14 th\u00e1ng, c\u00f2n c\u00e1p tropical h\u00f3a c\u00f9ng c\u1ee1 3\u00d750 mm\u00b2 gi\u1eef tr\u00ean 100 M\u03a9\u00b7km sau 36 th\u00e1ng, c\u00f9ng m\u1ecf v\u00e0 c\u00f9ng \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh<sup class=\"ref-n\">[15]<\/sup>. \u0110\u00e2y l\u00e0 c\u00e1p AS\/NZS 1802, kh\u00f4ng ph\u1ea3i m\u00e3 LWL 6\/10 kV, n\u00ean ch\u1ec9 minh h\u1ecda nguy\u00ean l\u00fd \u00abki\u1ec3m so\u00e1t v\u1ecf v\u00e0 v\u1eadt li\u1ec7u\u00bb; s\u1ed1 li\u1ec7u do FeiChun c\u00f4ng b\u1ed1, t\u00e1c gi\u1ea3 kh\u00f4ng ki\u1ec3m ch\u1ee9ng \u0111\u1ed9c l\u1eadp. C\u0169ng theo FeiChun, tr\u00edch d\u1eef li\u1ec7u PEMA, l\u1ed7i c\u00e1p chi\u1ebfm kho\u1ea3ng 15 &#8211; 20 % th\u1eddi gian d\u1eebng c\u1ea9u container, v\u00e0 c\u1ea3ng d\u00f9ng c\u00e1p theo VDE 0250 gi\u1ea3m kho\u1ea3ng 40 % th\u1eddi gian d\u1eebng \u0111\u1ed9t xu\u1ea5t<sup class=\"ref-n\">[14]<\/sup>; con s\u1ed1 n\u00e0y ch\u01b0a \u0111\u01b0\u1ee3c t\u00e1c gi\u1ea3 ki\u1ec3m ch\u1ee9ng.<\/p>\n<h3>9.5 \u00c1p d\u1ee5ng cho m\u00e3 (M) R LWL 6\/10 kV: h\u1ea1ng m\u1ee5c c\u1ea7n FeiChun x\u00e1c nh\u1eadn<\/h3>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:1000px\"><caption>B\u1ea3ng h\u1ecfi FeiChun cho m\u00e3 (M) R LWL 6\/10 kV<\/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>Ru\u1ed9t<\/td><td>\u0111\u1ed3ng tr\u1ea7n class FS<\/td><td>\u0111\u1ed3ng tr\u1ea7n hay m\u1ea1 thi\u1ebfc (R<sub>20<\/sub> 3\u00d7240: 0,0801 hay 0,0817 \u03a9\/km); s\u1ed1 s\u1ee3i, b\u01b0\u1edbc b\u1ec7n<\/td><\/tr><tr><td>C\u00e1ch \u0111i\u1ec7n<\/td><td>EPR, t\u1ed1i thi\u1ec3u 3GI3<\/td><td>ki\u1ec3u li\u00ean k\u1ebft ngang; k\u1ebft qu\u1ea3 th\u1eed th\u1ee7y ph\u00e2n; b\u1ec1 d\u00e0y danh \u0111\u1ecbnh v\u00e0 nh\u1ecf nh\u1ea5t<\/td><\/tr><tr><td>B\u00e1n d\u1eabn ngo\u00e0i<\/td><td>NBR easy-strip<\/td><td>l\u1ef1c b\u00f3c; \u0111i\u1ec7n tr\u1edf su\u1ea5t<\/td><\/tr><tr><td>B\u1ec7n<\/td><td>polyester<\/td><td>lo\u1ea1i s\u1ee3i, g\u00f3c b\u1ec7n; c\u00f3 l\u00f5i \u0111\u1ee1 aramid (bi\u1ebfn th\u1ec3 K) kh\u00f4ng<\/td><\/tr><tr><td>V\u1ecf ngo\u00e0i<\/td><td>PCP, t\u1ed1i thi\u1ec3u 5GM5<\/td><td>PCP, CPE hay PUR; b\u1ec1 d\u00e0y; ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n ISO 4649; \u0111\u1ed9 b\u1ec1n x\u00e9<\/td><\/tr><tr><td>Ch\u1ed1ng th\u1ea5m d\u1ecdc<\/td><td>datasheet kh\u00f4ng n\u00eau<\/td><td>c\u00f3 s\u1ee3i tr\u01b0\u01a1ng n\u1edf ho\u1eb7c b\u0103ng ch\u1eb7n n\u01b0\u1edbc kh\u00f4ng<\/td><\/tr><tr><td>S\u1ee3i quang<\/td><td>6, 12, 18, 24 s\u1ee3i; G50, G62,5, E9<\/td><td>lo\u1ea1i s\u1ee3i, \u1ed1ng \u0111\u1ec7m, \u0111o suy hao t\u1eebng cu\u1ed9n<\/td><\/tr><tr><td>D\u00e2y PE<\/td><td>2\u00d7120\/2 (3\u00d7240)<\/td><td>ti\u1ebft di\u1ec7n th\u1eadt theo mm\u00b2 v\u00e0 s\u1ed1 d\u00e2y<\/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 ru\u1ed9t, g\u00f3c 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\u00e1c gi\u00e1 tr\u1ecb \u0111\u00f3. H\u00e3y y\u00eau c\u1ea7u 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 tang cu\u1ed1n, h\u1ed3 s\u01a1 ch\u1ea5t l\u01b0\u1ee3ng quan tr\u1ecdng ngang catalogue: m\u1ed9t c\u00e1p c\u00f3 s\u1ed1 li\u1ec7u \u0111\u1eb9p nh\u01b0ng kh\u00f4ng c\u00f3 bi\u00ean b\u1ea3n th\u1eed theo \u0111\u00fang m\u00e3 v\u00e0 l\u00f4 th\u00ec kh\u00f4ng ch\u1ee9ng minh \u0111\u01b0\u1ee3c g\u00ec v\u1ec1 tu\u1ed5i th\u1ecd u\u1ed1n v\u00e0 m\u00e0i m\u00f2n.<\/p>\n<div class=\"scroll\"><table class=\"cmp\" style=\"min-width:950px\"><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>17 kV theo datasheet; DIN VDE 0250-813<\/td><td>m\u1ecdi cu\u1ed9n; ghi th\u1eddi gian th\u1eed v\u00e0 nhi\u1ec7t \u0111\u1ed9<\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf ru\u1ed9t 20 \u00b0C<\/td><td>IEC 60228 class 5<\/td><td>3\u00d7240 \u2264 0,0801 \u03a9\/km n\u1ebfu ru\u1ed9t \u0111\u1ed3ng tr\u1ea7n<\/td><\/tr><tr><td>\u0110i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n<\/td><td>theo h\u1ee3p \u0111\u1ed3ng<\/td><td>ghi nhi\u1ec7t \u0111\u1ed9 \u0111o<\/td><\/tr><tr><td>K\u00edch th\u01b0\u1edbc, b\u1ec1 d\u00e0y v\u1ecf<\/td><td>theo b\u1ea3n v\u1ebd<\/td><td>ki\u1ec3m tra \u00d8 min &#8211; max v\u00e0 \u0111\u1ed9 l\u1ec7ch t\u00e2m<\/td><\/tr><tr><td>\u0110\u1ed9 b\u1ec1n k\u00e9o, gi\u00e3n d\u00e0i 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<\/td><\/tr><tr><td>Hot set c\u00e1ch \u0111i\u1ec7n<\/td><td>IEC 60811-507<\/td><td>ki\u1ec3m tra li\u00ean k\u1ebft ngang<\/td><\/tr><tr><td>Ch\u1ecbu d\u1ea7u<\/td><td>IEC 60811-404<\/td><td>datasheet n\u00eau ti\u00eau chu\u1ea9n n\u00e0y<\/td><\/tr><tr><td>Ch\u00e1y lan<\/td><td>IEC 60332-1-2<\/td><td>datasheet n\u00eau ti\u00eau chu\u1ea9n n\u00e0y<\/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>Xo\u1eafn \u00b1100 \u00b0\/m v\u00e0 u\u1ed1n tr\u00ean tang<\/td><td>theo th\u1ecfa thu\u1eadn<\/td><td>th\u1eed m\u1eabu v\u1edbi R = 10\u00d7D<\/td><\/tr><tr><td>S\u1ee3i quang<\/td><td>\u0111o t\u1eebng cu\u1ed9n, t\u1eebng s\u1ee3i \u1edf 850 \/ 1 310 \/ 1 550 nm<\/td><td>OTDR; ghi m\u1ee9c suy hao v\u00e0 v\u1ecb tr\u00ed s\u1ef1 c\u1ed1<\/td><\/tr><tr><td>Hi\u1ec7n tr\u01b0\u1eddng sau l\u1eafp ho\u1eb7c s\u1eeda<\/td><td>th\u1eed VLF 0,1 Hz<\/td><td>h\u00e3ng c\u00e1p n\u00eau h\u1ec7 VLF t\u1edbi 60 kV<sup class=\"ref-n\">[2]<\/sup><\/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, catalogue v\u00e0 c\u00e1c b\u00e0i c\u1ee7a FeiChun<sup class=\"ref-n\">[1]<\/sup><sup class=\"ref-n\">[2]<\/sup><sup class=\"ref-n\">[12]<\/sup><sup class=\"ref-n\">[15]<\/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:1100px\"><caption>Ch\u1ebf \u0111\u1ed9 h\u1ecfng th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1p tang cu\u1ed1n trung th\u1ebf (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>C\u00e1p xo\u1eafn th\u00e0nh l\u00f2 xo (Z-kink) tr\u00ean tang<\/td><td>c\u00e1p n\u1ed5i v\u00f2ng, k\u1eb9t \u1edf b\u1ed9 d\u1eabn<\/td><td>t\u00edch l\u0169y xo\u1eafn qua nhi\u1ec1u l\u1edbp; l\u1ec7ch tr\u1ee5c d\u1eabn c\u00e1p<\/td><td>b\u1ec7n polyester v\u00e0 b\u01b0\u1edbc xo\u1eafn ng\u1eafn (m\u1ee5c 9.2); canh th\u1eb3ng b\u1ed9 d\u1eabn; ki\u1ec3m tra xo\u1eafn \u00b1100 \u00b0\/m<\/td><\/tr><tr><td>Qu\u00e1 k\u00e9o<\/td><td>ru\u1ed9t gi\u00e3n, s\u1ee3i quang suy hao t\u0103ng ho\u1eb7c \u0111\u1ee9t<\/td><td>tang kh\u00f4ng \u0111i\u1ec1u khi\u1ec3n m\u00f4-men; t\u0103ng t\u1ed1c \u0111\u1ed9t ng\u1ed9t; k\u1eb9t tr\u00ean con l\u0103n<\/td><td>\u0111i\u1ec1u khi\u1ec3n m\u00f4-men; gi\u1eef T \u2264 20\/25 N\/mm\u00b2 (m\u1ee5c 5.1)<\/td><\/tr><tr><td>Qu\u00e1 nhi\u1ec7t tr\u00ean tang<\/td><td>v\u1ecf m\u1ec1m, n\u1ee9t; c\u00e1ch \u0111i\u1ec7n n\u00f3ng<\/td><td>nhi\u1ec1u l\u1edbp c\u00e1p c\u00f2n tr\u00ean tang, t\u1ea3i li\u00ean t\u1ee5c<\/td><td>\u00e1p h\u1ec7 s\u1ed1 l\u1edbp (m\u1ee5c 5.3); th\u00e1o b\u1edbt l\u1edbp; ch\u1ecdn c\u1ee1 l\u1edbn h\u01a1n; tang mono-spiral<\/td><\/tr><tr><td>V\u1ecf m\u00f2n th\u1ee7ng<\/td><td>th\u1ea5y b\u1ec7n, n\u01b0\u1edbc v\u00e0o khe<\/td><td>k\u00e9o l\u00ea tr\u00ean \u0111\u00e1, ch\u00e0 x\u00e1t tr\u00ean con l\u0103n, c\u1ea1nh s\u1eafc<\/td><td>h\u1ea1n ch\u1ebf \u0111o\u1ea1n l\u00ea; ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n ISO 4649; b\u1ea3o v\u1ec7 v\u1ecf t\u1ea1i \u0111i\u1ec3m ch\u00e0 x\u00e1t<\/td><\/tr><tr><td>\u1ea8m x\u00e2m nh\u1eadp d\u1ecdc c\u00e1p<\/td><td>\u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n gi\u1ea3m d\u1ea7n<\/td><td>v\u1ecf th\u1ee7ng; ru\u1ed9t tr\u1ea7n; khe kh\u00f4ng ch\u1eb7n n\u01b0\u1edbc<\/td><td>ru\u1ed9t m\u1ea1 thi\u1ebfc; s\u1ee3i ch\u1eb7n n\u01b0\u1edbc; th\u1eed \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n \u0111\u1ecbnh k\u1ef3<\/td><\/tr><tr><td>G\u00e3y s\u1ee3i quang<\/td><td>suy hao t\u0103ng, m\u1ea5t t\u00edn hi\u1ec7u<\/td><td>u\u1ed1n d\u01b0\u1edbi R t\u1ed1i thi\u1ec3u; k\u1eb9p c\u00e1p c\u1ee9ng; k\u00e9o qu\u00e1<\/td><td>gi\u1eef R \u2265 10\u00d7D; d\u00f9ng \u0111\u1ea7u k\u1eb9p l\u01b0\u1edbi gi\u1ea3m l\u1ef1c; \u0111o OTDR \u0111\u1ecbnh k\u1ef3<\/td><\/tr><tr><td>H\u1ecfng \u0111\u1ea7u c\u00e1p<\/td><td>ph\u00f3ng \u0111i\u1ec7n t\u1ea1i ch\u1ed7 c\u1eaft b\u00e1n d\u1eabn<\/td><td>x\u01b0\u1edbc c\u00e1ch \u0111i\u1ec7n khi b\u00f3c; l\u1eafp sai<\/td><td>d\u00f9ng l\u1edbp NBR easy-strip \u0111\u00fang quy tr\u00ecnh; th\u1ee3 c\u00f3 ch\u1ee9ng ch\u1ec9; ph\u1ee5 ki\u1ec7n \u0111\u00fang c\u1ea5p<\/td><\/tr><\/tbody><\/table><\/div>\n<p>C\u01a1 ch\u1ebf h\u1ecfng \u1edf b\u1ea3ng tr\u00ean kh\u1edbp v\u1edbi m\u00f4 t\u1ea3 c\u1ee7a FeiChun v\u1ec1 hai d\u1ea1ng h\u1ecfng ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u1ee7a c\u00e1p tang cu\u1ed1n: \u0111\u1ee9t ru\u1ed9t do m\u1ecfi u\u1ed1n v\u00e0 n\u1ee9t v\u1ecf do ti\u1ebfp x\u00fac l\u1eb7p l\u1ea1i v\u1edbi b\u1ec1 m\u1eb7t tang<sup class=\"ref-n\">[15]<\/sup>.<\/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>C\u1ea5p \u0111i\u1ec7n \u00e1p v\u00e0 h\u1ec7 th\u1ed1ng: 6\/10 kV, ki\u1ec3u n\u1ed1i \u0111\u1ea5t trung t\u00ednh, th\u1eddi gian t\u1ed3n t\u1ea1i ch\u1ea1m \u0111\u1ea5t<\/td><td>ch\u1ecdn U<sub>0<\/sub> v\u00e0 c\u00e1ch \u0111i\u1ec7n<\/td><\/tr><tr><td>Ti\u1ebft di\u1ec7n, c\u1ea5u h\u00ecnh PE (mm\u00b2 th\u1ef1c), ph\u1ea7n t\u1eed quang, l\u00f5i \u0111i\u1ec1u khi\u1ec3n<\/td><td>d\u00f2ng, ng\u1eafn m\u1ea1ch, gi\u00e1m s\u00e1t ti\u1ebfp \u0111\u1ecba<\/td><\/tr><tr><td>S\u1ed1 s\u1ee3i quang, lo\u1ea1i s\u1ee3i (G50, G62,5, E9), b\u01b0\u1edbc s\u00f3ng thi\u1ebft b\u1ecb<\/td><td>qu\u1ef9 suy hao v\u00e0 b\u0103ng th\u00f4ng<\/td><\/tr><tr><td>Lo\u1ea1i tang (mono-spiral hay tr\u1ee5), l\u00f5i tang, s\u1ed1 l\u1edbp t\u1ed1i \u0111a, t\u1ed1c \u0111\u1ed9, gia t\u1ed1c<\/td><td>t\u00ednh l\u1ef1c k\u00e9o, d\u00f2ng gi\u1ea3m, tu\u1ed5i th\u1ecd<\/td><\/tr><tr><td>Chi\u1ec1u d\u00e0i c\u00e1p, \u0111o\u1ea1n l\u00ea, \u0111\u1ed9 d\u1ed1c, \u0111i\u1ec1u ki\u1ec7n n\u1ec1n<\/td><td>ki\u1ec3m tra l\u1ef1c k\u00e9o v\u00e0 m\u00e0i m\u00f2n<\/td><\/tr><tr><td>B\u1ea3ng d\u1eef li\u1ec7u theo l\u00f4: \u00d8 min &#8211; max, kh\u1ed1i l\u01b0\u1ee3ng, \u0111i\u1ec7n tr\u1edf \u0111o, \u0111i\u1ec7n dung<\/td><td>t\u00ednh tang v\u00e0 k\u00edch th\u01b0\u1edbc m\u00e1ng<\/td><\/tr><tr><td>Ru\u1ed9t \u0111\u1ed3ng tr\u1ea7n hay m\u1ea1 thi\u1ebfc; ch\u1ed1ng th\u1ea5m d\u1ecdc; v\u1eadt li\u1ec7u v\u1ecf (PCP, CPE, PUR)<\/td><td>m\u00f4i tr\u01b0\u1eddng \u1ea9m n\u00f3ng, n\u01b0\u1edbc bi\u1ec3n, axit<\/td><\/tr><tr><td>Ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n ISO 4649, \u0111\u1ed9 b\u1ec1n x\u00e9, gi\u00e3n d\u00e0i v\u1ecf<\/td><td>so s\u00e1nh nh\u00e0 cung c\u1ea5p<\/td><\/tr><tr><td>Bi\u00ean b\u1ea3n th\u1eed \u0111i\u1ec3n h\u00ecnh, th\u1eed t\u1eebng cu\u1ed9n, \u0111o suy hao quang<\/td><td>nghi\u1ec7m thu<\/td><\/tr><tr><td>Y\u00eau c\u1ea7u ch\u00e1y v\u00e0 kh\u00f3i: IEC 60332-1-2 \u0111\u1ee7 hay c\u1ea7n kh\u00f4ng halogen<\/td><td>h\u1ed3 s\u01a1 ph\u00f2ng ch\u00e1y ch\u1eefa ch\u00e1y<\/td><\/tr><tr><td>Ph\u1ee5 ki\u1ec7n: \u0111\u1ea7u c\u00e1p, h\u1ed9p n\u1ed1i, \u0111\u1ea7u n\u1ed1i quang \u0111\u00fang c\u1ea5p<\/td><td>ch\u1ea5t l\u01b0\u1ee3ng l\u1eafp \u0111\u1eb7t<\/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 m\u1ecf, c\u1ea3ng v\u00e0 c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t khi c\u00f9ng m\u1ed9t ch\u1ee7 \u0111\u1ea7u t\u01b0 mua c\u1ea3 c\u00e1p tang cu\u1ed1n, c\u00e1p k\u00e9o l\u00ea v\u00e0 c\u00e1p c\u1ed1 \u0111\u1ecbnh.<sup class=\"ref-n\">[17]<\/sup><\/p><\/div>\n<div class=\"certgrid\"><div class=\"certchip\">CE &#8211; Li\u00ean minh ch\u00e2u \u00c2u<\/div><div class=\"certchip\">UKCA &#8211; Anh<\/div><div class=\"certchip\">VDE &#8211; ti\u00eau chu\u1ea9n \u0110\u1ee9c<\/div><div class=\"certchip\">EAC &#8211; Nga v\u00e0 EAEU<\/div><div class=\"certchip\">ATEX &#8211; v\u00f9ng n\u1ed5<\/div><div class=\"certchip\">IECEx &#8211; 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; ch\u1ee9ng nh\u1eadn c\u1ee7a m\u1ed9t h\u1ecd c\u00e1p, \u0111\u1eb7c bi\u1ec7t c\u00e1p h\u1ea1 \u00e1p, kh\u00f4ng t\u1ef1 \u0111\u1ed9ng \u00e1p d\u1ee5ng cho c\u00e1p tang cu\u1ed1n trung th\u1ebf 6\/10 kV c\u00f3 s\u1ee3i quang. Datasheet tham kh\u1ea3o d\u1eabn ch\u1ee9ng ch\u1ec9 ch\u00e1y GOST-R\/-K\/-B c\u1ee7a Li\u00ean bang Nga<sup class=\"ref-n\">[1]<\/sup>: n\u1ebfu d\u1ef1 \u00e1n thu\u1ed9c EAEU, y\u00eau c\u1ea7u FeiChun n\u00eau ch\u1ee9ng nh\u1eadn n\u00e0o \u00e1p d\u1ee5ng cho \u0111\u00fang m\u00e3. 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 c\u00e1p tang cu\u1ed1n m\u1ecf, h\u1ed3 s\u01a1 quy\u1ebft \u0111\u1ecbnh l\u00e0 bi\u00ean b\u1ea3n th\u1eed theo DIN VDE 0250-813 (m\u1ee5c 10) cho \u0111\u00fang m\u00e3.<\/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 m\u1ecf ho\u1eb7c c\u1ea3ng<\/h2>\n<p>Trong m\u1ed9t d\u1ef1 \u00e1n, tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n \u0111i qua nhi\u1ec1u \u0111o\u1ea1n c\u00f3 t\u1ea3i c\u01a1 h\u1ecdc kh\u00e1c nhau: \u0111o\u1ea1n c\u1ed1 \u0111\u1ecbnh, \u0111o\u1ea1n tang cu\u1ed1n, \u0111o\u1ea1n k\u00e9o l\u00ea. M\u1ed7i \u0111o\u1ea1n c\u1ea7n m\u1ed9t h\u1ecd c\u00e1p ri\u00eang; 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>Tuy\u1ebfn 22 kV ng\u1ea7m c\u1ed1 \u0111\u1ecbnh<\/td><td>Cu\/XLPE\/PVC\/DSTA\/PVC 12,7\/22(24) kV 3\u00d7240<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/cu-xlpe-pvc-dsta-pvc-22-kv-3x240-mm%c2%b2-cap-ngam-trung-the-giap-bang-thep-kep-con-so-nao-quyet-dinh-khi-chon-cho-luoi-22-kv-tai-cang-va-khu-cong-nghiep\/\" target=\"_blank\" rel=\"noopener\">Cu\/XLPE\/PVC\/DSTA\/PVC 22 kV 3\u00d7240 mm\u00b2<\/a><\/td><\/tr><tr><td>C\u00e1p tang cu\u1ed1n trung th\u1ebf tr\u00f2n, tang ch\u1ecbu xo\u1eafn l\u1edbn<\/td><td>PROTOLON(SMK) (N)TSCGEW\u00d6U 6\/10 kV<\/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<\/a><\/td><\/tr><tr><td>C\u00e1p tang cu\u1ed1n d\u1eb9t c\u00f3 s\u1ee3i quang<\/td><td>PROTOLON(FL)-LWL 3,6\/6 ho\u1eb7c 6\/10 kV<\/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>C\u00e1p k\u00e9o l\u00ea PUR ch\u1ecbu l\u1ea1nh t\u1edbi \u221250 \u00b0C<\/td><td>TENAX-PUR (N)TSCGEH3S 6\/10 kV<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/tenax-pur-ntscgeh3s-i-6-10-kv\/\" target=\"_blank\" rel=\"noopener\">TENAX-PUR (N)TSCGEH3S 6\/10 kV<\/a><\/td><\/tr><tr><td>C\u00e1p tang cu\u1ed1n h\u1ea1 \u00e1p cho c\u1ea9u, festoon, spreader<\/td><td>(N)SHT\u00d6U \/ NSHTOEU-J 0,6\/1 kV<\/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>\u0110o\u1ea1n k\u00e9o l\u00ea, thi\u1ebft b\u1ecb m\u1ecf h\u1ea1 \u00e1p<\/td><td>NSSH\u00d6U-J theo DIN VDE 0250-812<\/td><td><a href=\"https:\/\/feichuncables.com\/blog\/nsshou-j-3x2401x150-06-1-kv-cap-cao-su-hang-nang-theo-din-vde-0250-812-con-so-nao-quyet-dinh-khi-chon-cho-tang-cuon-keo-le-va-thiet-bi-cang\/\" target=\"_blank\" rel=\"noopener\">NSSH\u00d6U-J 3\u00d7240+1\u00d7150 0,6\/1 kV<\/a><\/td><\/tr><tr><td>H\u01b0\u1edbng d\u1eabn h\u1ecd c\u00e1p DIN VDE 0250 c\u1ee7a FeiChun<\/td><td>BUFLEX-M, TENAX-PUR, (N)TSCGEW\u00d6U<\/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, tropical 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 ti\u1ebfng Vi\u1ec7t v\u00e0 ti\u1ebfng Anh.<\/b> M\u1ed9t s\u1ed1 b\u00e0i c\u1ee7a FeiChun vi\u1ebft b\u1eb1ng ti\u1ebfng Anh; s\u1ed1 li\u1ec7u c\u00e1c b\u00e0i c\u00f3 th\u1ec3 thay \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 (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV l\u00e0 lo\u1ea1i c\u00e1p g\u00ec?<\/h3><p>C\u00e1p tang cu\u1ed1n trung th\u1ebf ba l\u00f5i 6\/10 (12) kV theo DIN VDE 0250-813: ru\u1ed9t \u0111\u1ed3ng s\u1ee3i r\u1ea5t m\u1ea3nh, c\u00e1ch \u0111i\u1ec7n EPR c\u00f3 l\u1edbp b\u00e1n d\u1eabn trong v\u00e0 ngo\u00e0i, hai d\u00e2y PE t\u00e1ch chia v\u00e0 ph\u1ea7n t\u1eed quang 6 \u1ed1ng (6, 12, 18 ho\u1eb7c 24 s\u1ee3i) trong c\u00e1c khe gi\u1eefa l\u00f5i, v\u1ecf trong cao su, l\u1edbp b\u1ec7n polyester v\u00e0 v\u1ecf ngo\u00e0i polychloroprene 5GM5. D\u00f9ng cho m\u00e1y x\u00fac, xe t\u1ea3i t\u1ef1 \u0111\u1ed5, m\u00e1y nghi\u1ec1n di \u0111\u1ed9ng \u1edf m\u1ecf l\u1ed9 thi\u00ean v\u1edbi tang mono-spiral v\u00e0 tang tr\u1ee5.<\/p><h3>L\u1ef1c k\u00e9o, t\u1ed1c \u0111\u1ed9 v\u00e0 xo\u1eafn cho ph\u00e9p l\u00e0 bao nhi\u00eau?<\/h3><p>Theo datasheet: l\u1ef1c k\u00e9o 20 N\/mm\u00b2 t\u0129nh v\u00e0 25 N\/mm\u00b2 \u0111\u1ed9ng tr\u00ean t\u1ed5ng ti\u1ebft di\u1ec7n ba ru\u1ed9t pha (3\u00d7240: 14 400 N v\u00e0 18 000 N), t\u1ed1c \u0111\u1ed9 t\u1edbi 100 m\/ph\u00fat khi cu\u1ed9n l\u1ea1i v\u00e0 120 m\/ph\u00fat khi cu\u1ed1n, xo\u1eafn \u00b1100 \u00b0\/m. \u0110\u00e2y l\u00e0 quy t\u1eafc cho t\u1ea3i l\u00e2u d\u00e0i, kh\u00f4ng ph\u1ea3i l\u1ef1c ph\u00e1 h\u1ee7y.<\/p><h3>B\u00e1n k\u00ednh u\u1ed1n v\u00e0 \u0111\u01b0\u1eddng k\u00ednh l\u00f5i tang t\u1ed1i thi\u1ec3u?<\/h3><p>B\u00e1n k\u00ednh 6\u00d7D khi c\u1ed1 \u0111\u1ecbnh, 10\u00d7D khi chuy\u1ec3n \u0111\u1ed9ng, v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa hai l\u1ea7n \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S t\u1ed1i thi\u1ec3u 20\u00d7D. V\u1edbi 3\u00d7240 (\u00d8 l\u1edbn nh\u1ea5t 77,3 mm): R chuy\u1ec3n \u0111\u1ed9ng 773 mm, l\u00f5i tang t\u1ed1i thi\u1ec3u kho\u1ea3ng 1 546 mm, kho\u1ea3ng c\u00e1ch ch\u1eef S 1 546 mm (t\u00e1c gi\u1ea3 t\u00ednh).<\/p><h3>D\u00f2ng cho ph\u00e9p tr\u00ean tang nhi\u1ec1u l\u1edbp?<\/h3><p>D\u00f2ng 540 A c\u1ee7a 3\u00d7240 l\u00e0 \u1edf 30 \u00b0C \u0111\u1eb7t tr\u00ean b\u1ec1 m\u1eb7t. Khi qu\u1ea5n tr\u00ean tang, VDE 0298-4 cho h\u1ec7 s\u1ed1 0,80, 0,61, 0,49, 0,42 v\u00e0 0,38 cho m\u1ed9t \u0111\u1ebfn n\u0103m l\u1edbp: c\u00f2n kho\u1ea3ng 432, 329, 265, 227 v\u00e0 205 A. N\u00ean gi\u1eef \u00edt l\u1edbp ho\u1eb7c ch\u1ecdn ti\u1ebft di\u1ec7n l\u1edbn h\u01a1n.<\/p><h3>S\u1ee3i quang trong c\u00e1p: lo\u1ea1i n\u00e0o, suy hao bao nhi\u00eau?<\/h3><p>Ph\u1ea7n t\u1eed quang 6 \u1ed1ng, m\u1ed7i \u1ed1ng 1 &#8211; 4 s\u1ee3i: 6, 12, 18 ho\u1eb7c 24 s\u1ee3i lo\u1ea1i G62,5, G50 ho\u1eb7c E9. Suy hao: G62,5 d\u01b0\u1edbi 3,3 dB\/km \u1edf 850 nm; G50 d\u01b0\u1edbi 2,8 dB\/km; 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. Tuy\u1ebfn d\u00e0i n\u00ean d\u00f9ng E9.<\/p><h3>Kh\u00e1c g\u00ec so v\u1edbi PROTOLON (SMK), (FL) v\u00e0 (SB)?<\/h3><p>SMK ch\u1ecbu k\u00e9o cao h\u01a1n (30 N\/mm\u00b2) v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1edbi 240 m\/ph\u00fat cho c\u1ea9u nhanh; FL l\u00e0 c\u00e1p d\u1eb9t 15 N\/mm\u00b2 v\u00e0 120 m\/ph\u00fat, u\u1ed1n m\u1ed9t m\u1eb7t ph\u1eb3ng; SB l\u00e0 c\u00e1p k\u00e9o l\u00ea ch\u1ecbu m\u00e0i m\u00f2n n\u1ec1n (15 N\/mm\u00b2 t\u0129nh). (M) R LWL d\u00e0nh cho m\u00e1y l\u1ed9 thi\u00ean d\u00f9ng tang, t\u1ed1c \u0111\u1ed9 v\u1eeba, c\u00f3 s\u1ee3i quang t\u00edch h\u1ee3p.<\/p><h3>C\u00f3 d\u00f9ng cho c\u1ea9u c\u1ea3ng, RMG, RTG kh\u00f4ng?<\/h3><p>\u0110\u01b0\u1ee3c cho thi\u1ebft b\u1ecb di chuy\u1ec3n t\u1ed1c \u0111\u1ed9 v\u1eeba, c\u1ea5p ngu\u1ed3n 6 &#8211; 10 kV k\u00e8m \u0111\u01b0\u1eddng quang, n\u1ebfu t\u1ed1c \u0111\u1ed9 c\u00e1p kh\u00f4ng v\u01b0\u1ee3t 120 m\/ph\u00fat v\u00e0 kh\u00f4ng c\u1ea7n ng\u00e2m n\u01b0\u1edbc. C\u1ea9u t\u1ed1c \u0111\u1ed9 cao t\u1eeb 240 m\/ph\u00fat n\u00ean d\u00f9ng h\u1ecd kh\u00e1c. V\u1ecf PCP ch\u1ee9a clo, kh\u00f4ng ph\u1ea3i c\u00e1p kh\u00f4ng halogen.<\/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, c\u00f9ng bi\u00ean b\u1ea3n th\u1eed theo DIN VDE 0250-813.<\/p><\/section><section id=\"src\"><h2>Ngu\u1ed3n<\/h2><ol class=\"refs\"><li>Prysmian, PROTOLON (M) R-(N)TSCGEWOEU LWL 6\/10KV, datasheet (DE00_PROTOLON_M_R_NTSCGEWO_LWL_10KV, 09\/10\/2026; 6\/10 (12) kV, test 17 kV, 20\/25 N\/mm\u00b2, \u00b1100 \u00b0\/m, 100\/120 m\/ph\u00fat, 10\u00d7D, b\u1ea3ng k\u00edch th\u01b0\u1edbc 3\u00d725 &#8211; 3\u00d7300) <a href=\"https:\/\/datasheet.prysmian.com\/pdf\/datasheet\/en\/373588\/DE00_PROTOLON_M_R_NTSCGEWO_LWL_10KV\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Prysmian, Advanced Cable Solutions for Opencast Mining (04\/2025): (M) R v\u00e0 (M) R LWL 3,6\/6 &#8211; 20\/35 kV; PROTOLON (SB), (SB-SAM), (ST), TENAX; k\u00fd hi\u1ec7u M = Mining; d\u1ecbch v\u1ee5 \u0111\u1ea7u quang, VLF, OTDR <a href=\"https:\/\/de.prysmian.com\/sites\/de.prysmian.com\/files\/media\/documents\/Prysmian-Brochure-Mining-Opencast-A4-250404-low-res-spreads.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Prysmian, PROTOLON(SMK) (N)TSCGEWOEU, Medium Voltage Round (b\u1ec7n polyester li\u00ean k\u1ebft l\u01b0u h\u00f3a gi\u1eefa hai v\u1ecf; ch\u1eef S 20\u00d7D) <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><li>Prysmian, Produkt\u00fcbersicht Kranleitungen (so s\u00e1nh l\u1ef1c k\u00e9o, t\u1ed1c \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9: SMK 30 N\/mm\u00b2 240 m\/ph\u00fat; FL 15 N\/mm\u00b2 120 m\/ph\u00fat; TENAX TTS LWL 25 N\/mm\u00b2 180 m\/ph\u00fat) <a href=\"https:\/\/content.voltimum.com\/de\/123260\/pgde_craneoverview_de_6pga4_lowres.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Tratos, MTO-M R-(N)TSCGEW\u00d6U (\u1ed1ng \u0111\u1ec7m ETFE c\u00f3 h\u1ee3p ch\u1ea5t ch\u00e8n, m\u00e3 m\u00e0u s\u1ee3i; v\u1eadn h\u00e0nh 60 m\/ph\u00fat, cu\u1ed9n l\u1ea1i 100 m\/ph\u00fat) <a href=\"https:\/\/tratosgroup.com\/?p=37095\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Faber Kabel, TRATOSFLEX-ESDB 3\u00d725+3\u00d710 8,7\/15 kV (3 000 N t\u0129nh, 4 125 N \u0111\u1ed9ng; 12\u00d7\u00d8; mono-spiral 200\/300 m\/ph\u00fat) <a href=\"https:\/\/shop.faberkabel.de\/en\/Flexible-wires\/Trailing-cables\/Medium-voltage-reeling-cable-TRATOSFLEX-ESDB\/054103.html\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Faber Kabel, Rheyfirm (RTS) R-(N)TSCGEWOEUS (30 N\/mm\u00b2, \u00b125 \u00b0\/m, 12\u00d7\u00d8, b\u1ec7n polyester, CR 5GM5) <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>Lapp, T12 Current ratings (VDE 0298-4: h\u1ec7 s\u1ed1 c\u00e1p qu\u1ea5n tr\u00ean tang 0,80 \/ 0,61 \/ 0,49 \/ 0,42 \/ 0,38) <a href=\"https:\/\/t3.lappcdn.com\/fileadmin\/catalog\/en_T_pdf\/T12_Current_ratings__basic_table_int.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>MSHA, PIB P10-20 (kh\u00f4ng \u00e1p d\u1ee5ng h\u1ec7 s\u1ed1 tang; \u0111\u00e1nh gi\u00e1 theo chu k\u1ef3 t\u1ea3i; nguy c\u01a1 nhi\u1ec7t khi nhi\u1ec1u l\u1edbp) <a href=\"https:\/\/www.msha.gov\/sites\/default\/files\/Directive%20%26%20Guidance\/PIbs\/P10-20%20PIB.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Conductix, Motor Driven Reels (tang mono-spiral 1 100 &#8211; 8 000 mm; ch\u1ed1ng xo\u1eafn, l\u00e0m m\u00e1t c\u00e1p; \u0111i\u1ec1u khi\u1ec3n m\u00f4-men; b\u1ed9 ph\u00e1t quang) <a href=\"https:\/\/www.conductix.ch\/sites\/default\/files\/downloads\/KAT7100-0002-E_Product_Overview_Motor_Driven_Reels.pdf\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Wabtec, Harbor Cable Reels (tang c\u1ea9u STS, RTG, RMG: c\u00e1p t\u1edbi 650 m, 25 &#8211; 95 mm\u00b2, t\u1edbi 80 m\/ph\u00fat; \u0111\u1ea7u n\u1ed1i quang xoay) <a href=\"https:\/\/www.wabteccorp.com\/marine-solutions\/onshore-power-supply\/harbor-cable-reels\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>US Patent 10 522 269 (ch\u1ec9 s\u1ed1 m\u00e0i m\u00f2n ISO 4649 c\u1ee7a v\u1ecf c\u00e1p m\u1ecf; s\u1ed1 th\u1ea5p l\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t) <a href=\"https:\/\/image-ppubs.uspto.gov\/dirsearch-public\/print\/downloadPdf\/10522269\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>Cranebriefing, High speed cabling (Nexans Buflex X&#8217;Prem: v\u1ecf PUR m\u1ecfng, nh\u1eb9, ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t h\u01a1n c\u00e1p v\u1ecf cao su) <a href=\"https:\/\/www.cranebriefing.com\/news\/high-speed-cabling\/1000600.article\" target=\"_blank\" rel=\"noopener nofollow\">[li\u00ean k\u1ebft]<\/a><\/li><li>FeiChun, What Is Feichun VDE 0250 Reeling Cable? (ch\u1ed1ng xo\u1eafn, \u0111\u00f9n ba l\u1edbp, polyether PUR, tropical h\u00f3a, s\u1ed1 li\u1ec7u PEMA) <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, v\u00f2ng k\u00edn, \u0111i\u1ec3m ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng, ca Lihir, g\u00f3i tropical h\u00f3a) <a href=\"https:\/\/feichuncables.com\/blog\/about-feichun-cable\/\" 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 (c\u00e1p d\u1eb9t c\u00f3 s\u1ee3i quang; b\u1ea3ng SMK \u00b125 \u00b0\/m) <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>FeiChun Cable: th\u00f4ng tin v\u1ec1 ch\u1ee9ng nh\u1eadn c\u1ee7a c\u00f4ng ty.<\/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.<\/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 (M) R-(N)TSCGEW\u00d6U LWL 6\/10 kV &#8211; b\u00e0i k\u1ef9 thu\u1eadt, c\u1eadp nh\u1eadt 9\/10\/2026.<\/p><\/div><\/footer>\n","protected":false},"excerpt":{"rendered":"B\u00e0i vi\u1ebft ph\u00e2n t\u00edch c\u1ea5u t\u1ea1o c\u00e1p tang cu\u1ed1n ba l\u00f5i 6\/10 kV theo DIN VDE 0250-813, ki\u1ec3m tra b\u1eb1ng t\u00ednh to\u00e1n c\u00e1c th\u00f4ng s\u1ed1 trong datasheet (l\u1ef1c k\u00e9o, b\u00e1n k\u00ednh u\u1ed1n, \u0111\u01b0\u1eddng k\u00ednh tang, d\u00f2ng theo s\u1ed1 l\u1edbp tang, s\u1ee5t \u00e1p, d\u00f2ng n\u1ea1p, ng\u1eafn m\u1ea1ch, qu\u1ef9 suy hao quang), so s\u00e1nh v\u1edbi c\u00e1c h\u1ecd c\u00e1p tang cu\u1ed1n v\u00e0 c\u00e1p k\u00e9o l\u00ea c\u00f9ng lo\u1ea1i, ph\u00e2n \u0111\u1ecbnh ranh gi\u1edbi s\u1eed d\u1ee5ng (tang mono-spiral, tang tr\u1ee5, x\u00edch d\u1eabn c\u00e1p, k\u00e9o l\u00ea, \u0111\u1ed5i h\u01b0\u1edbng ch\u1eef S), 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 k\u00e9o v\u00e0 m\u00e0i m\u00f2n, 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":78255,"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":[67084],"tags":[16,111,17],"class_list":["post-78254","post","type-post","status-publish","format-standard","has-post-thumbnail","category-cap-cuon","tag-din-vde-0250","tag-mining-cable","tag-reeling-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/78254","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=78254"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/78254\/revisions"}],"predecessor-version":[{"id":78257,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/78254\/revisions\/78257"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/78255"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=78254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=78254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=78254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}