{"id":26736,"date":"2026-08-17T14:09:59","date_gmt":"2026-08-17T06:09:59","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=26736"},"modified":"2026-08-17T14:10:03","modified_gmt":"2026-08-17T06:10:03","slug":"ntscgewou-fo-cap-cuon-tang-trung-ap-tich-hop-soi-quang","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/ntscgewou-fo-cap-cuon-tang-trung-ap-tich-hop-soi-quang\/","title":{"rendered":"(N)TSCGEW\u00d6U FO: c\u00e1p cu\u1ed1n tang trung \u00e1p t\u00edch h\u1ee3p s\u1ee3i quang"},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n\n(N)TSCGEW\u00d6U FO 3.6\/6 & 6\/10 kV | C\u00e1p cu\u1ed1n tang MV t\u00edch h\u1ee3p quang<\/title><meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u b\u1eb1ng ti\u1ebfng Vi\u1ec7t v\u1ec1 c\u00e1p (N)TSCGEW\u00d6U FO 3.6\/6 v\u00e0 6\/10 kV: c\u1ea5u tr\u00fac 3+2+FO, 13 k\u00edch th\u01b0\u1edbc, t\u1ea3i d\u00f2ng reel 1\u20137 l\u1edbp, quang 50\/125 62.5\/125 9\/125, torsion, OLTS\/OTDR, FAT\/SAT.\"><meta name=\"keywords\" content=\"NTSCGEWOU FO,c\u00e1p cu\u1ed1n tang trung \u00e1p,c\u00e1p m\u1ecf c\u00f3 s\u1ee3i quang,3+2+FO,50\/125,62.5\/125,9\/125,OLTS,OTDR,Feichun Cable\"><meta name=\"robots\" content=\"index,follow,max-image-preview:large\"><link rel=\"canonical\" href=\"https:\/\/feichuncables.com\/blog\/ntscgewou-fo-mv-reeling-cable\/\"><style>\n:root{--bg:#050d12;--surface:#0b1a22;--surface2:#102b36;--ink:#ebf7f8;--muted:#9db7c0;--line:#294f5b;--cyan:#59d9e8;--green:#87e0b0;--amber:#f4c76a;--red:#ff8a91;--violet:#c89eff;--blue:#7caef7;--copper:#c8793d}\n*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px\/1.72 Inter,Arial,sans-serif}.wrap{max-width:1780px;margin:auto;padding:0 30px}a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}.hero{padding:74px 0 56px;background:radial-gradient(circle at 12% 0,rgba(89,217,232,.22),transparent 36%),radial-gradient(circle at 88% 8%,rgba(200,158,255,.18),transparent 32%),linear-gradient(135deg,#061118,#0a3340)}.eyebrow{color:var(--amber);font-weight:800;letter-spacing:2px;text-transform:uppercase}.hero h1{max-width:1640px;font-size:clamp(38px,5vw,68px);line-height:1.04;margin:16px 0}.lead{max-width:1540px;font-size:21px;color:#ecfbff}.badges{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}.badge{padding:7px 13px;border:1px solid var(--line);background:#071921;border-radius:999px;font-weight:700}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:27px 0}.metric{padding:16px;border:1px solid var(--line);border-top:4px solid var(--violet);background:var(--surface)}.metric b{display:block;font-size:27px;color:var(--violet)}.toc{margin:30px 0;padding:20px 24px;background:var(--surface);border:1px solid var(--line);border-left:6px solid var(--violet)}.toc ol{columns:3;gap:40px}.toc li{break-inside:avoid;margin:4px 0}section{scroll-margin-top:20px}h2{font-size:32px;line-height:1.22;margin:58px 0 20px;padding-left:15px;border-left:7px solid var(--violet)}h3{font-size:23px;color:var(--cyan);margin:28px 0 10px}h4{font-size:18px;color:var(--amber);margin:18px 0 6px}p{max-width:1540px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;margin:20px 0}.card,.note,.warning,.audit,.calc,details{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px}.card{border-top:5px solid var(--cyan)}.card.green{border-top-color:var(--green)}.card.amber{border-top-color:var(--amber)}.card.red{border-top-color:var(--red)}.card.violet{border-top-color:var(--violet)}.note{border-left:6px solid var(--cyan)}.warning{border-left:6px solid var(--red)}.audit{border-left:6px solid var(--amber)}.calc{font:15px\/1.67 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;background:#071820;color:#f7e8bd}.tbc{color:#ffd899;font-weight:800}.pass{color:var(--green);font-weight:800}.no{color:var(--red);font-weight:800}.table-wrap{overflow:auto;margin:18px 0;border:1px solid var(--line);border-radius:8px}table{width:100%;min-width:1100px;border-collapse:collapse;background:#071820}caption{text-align:left;padding:12px 14px;background:#0a2029;color:var(--amber);font-weight:800}th,td{padding:9px 10px;border:1px solid var(--line);vertical-align:top}th{position:sticky;top:0;background:var(--surface2);color:white;z-index:1}tbody tr:nth-child(even){background:#0a1d25}td:first-child{font-weight:700;color:#defbff}.compact th,.compact td{padding:7px 8px}.mono td{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px}.figure{margin:25px 0;background:#071820;border:1px solid var(--line);border-radius:10px;padding:12px}.figure svg{display:block;width:100%;height:auto}.caption{color:var(--muted);font-size:13px;margin:8px 4px 2px}.eq{font:16px\/1.72 ui-monospace,SFMono-Regular,Consolas,monospace;background:#071820;border:1px solid var(--line);padding:16px;border-radius:8px}.checklist li{margin:8px 0}blockquote{margin:24px 0;padding:20px 24px;background:#071820;border-left:7px solid var(--amber);font-size:20px;color:#fff2ca}details{padding:0;margin:14px 0}summary{cursor:pointer;padding:15px 18px;font-weight:800;color:var(--violet)}.details-body{padding:0 18px 18px}.contact{display:grid;grid-template-columns:1fr 1fr;gap:12px}.contact>div{background:#071820;border:1px solid var(--line);padding:15px}.footnote{font-size:13px;color:var(--muted)}footer{margin-top:60px;padding:42px 0;background:#02070a;border-top:1px solid var(--line)}\n@media(max-width:1000px){.metrics{grid-template-columns:repeat(2,1fr)}.toc ol{columns:2}.wrap{padding:0 18px}}@media(max-width:650px){.metrics{grid-template-columns:1fr}.toc ol{columns:1}.contact{grid-template-columns:1fr}table{min-width:900px}.hero{padding-top:48px}h2{font-size:28px}}@media print{body,.hero,.card,.note,.warning,.audit,.calc,details,table,footer{background:white;color:#111}.wrap{max-width:none}.toc{display:none}a{color:#005b70}.table-wrap{overflow:visible}th{position:static;background:#ddd;color:#111}}\n<\/style><script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"TechArticle\",\"headline\":\"(N)TSCGEW\u00d6U FO \u2014 c\u00e1p cu\u1ed1n tang trung \u00e1p t\u00edch h\u1ee3p s\u1ee3i quang\",\"inLanguage\":\"vi\",\"author\":{\"@type\":\"Organization\",\"name\":\"Feichun Cable\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Feichun Cable\"}}<\/script>\n<header class=\"hero\"><div class=\"wrap\"><div class=\"eyebrow\">Feichun Cable \u00b7 MV reeling + optical engineering<\/div><h1>(N)TSCGEW\u00d6U FO: c\u00e1p cu\u1ed1n tang trung \u00e1p t\u00edch h\u1ee3p s\u1ee3i quang<\/h1><p class=\"lead\">\u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec7n\u2013c\u01a1\u2013quang \u0111\u1ed3ng tr\u1ee5c cho reeling duty kh\u1eafc nghi\u1ec7t, kh\u00f4ng ph\u1ea3i c\u00e1p ngu\u1ed3n g\u1eafn th\u00eam m\u1ed9t \u1ed1ng quang. Thi\u1ebft k\u1ebf 3+2+FO ph\u1ea3i \u0111\u1ed3ng th\u1eddi ki\u1ec3m so\u00e1t \u0111i\u1ec7n tr\u01b0\u1eddng MV, earth-fault path, t\u1ea3i k\u00e9o, u\u1ed1n \u0111a m\u1eb7t ph\u1eb3ng, xo\u1eafn, t\u00edch nhi\u1ec7t tr\u00ean tang v\u00e0 suy hao quang trong su\u1ed1t chu k\u1ef3 chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n<div class=\"badges\"><span class=\"badge\">3,6\/6 kV<\/span><span class=\"badge\">6\/10 kV<\/span><span class=\"badge\">3 phase + 2 earth + FO<\/span><span class=\"badge\">6D fixed \/ 10D flexed<\/span><span class=\"badge\">\u221225\u00b0C flexed<\/span><span class=\"badge\">Reel 1\u20137 layers<\/span><span class=\"badge\">50\/125 \u00b7 62,5\/125 \u00b7 9\/125<\/span><\/div>\n<div class=\"metrics\"><div class=\"metric\"><b>13 PDF sizes<\/b>OD \u00b7 weight \u00b7 tensile matrix<\/div><div class=\"metric\"><b>11 \/ 17 kV<\/b>test voltage by rating<\/div><div class=\"metric\"><b>250\u00b0C<\/b>maximum short-circuit conductor temperature<\/div><div class=\"metric\"><b>OLTS + OTDR<\/b>hai ph\u00e9p \u0111o quang b\u1ed5 sung nhau<\/div><\/div><\/div><\/header>\n<main class=\"wrap\"><nav class=\"toc\"><strong>M\u1ee5c l\u1ee5c k\u1ef9 thu\u1eadt<\/strong><ol><li><a href=\"#definition\">\u0110\u1ecbnh ngh\u0129a v\u00e0 duty<\/a><\/li><li><a href=\"#boundary\">Ranh gi\u1edbi family<\/a><\/li><li><a href=\"#construction\">M\u1eb7t c\u1eaft 3+2+FO<\/a><\/li><li><a href=\"#characteristics\">\u0110\u1eb7c t\u00ednh \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1<\/a><\/li><li><a href=\"#matrix\">Ma tr\u1eadn 13 m\u00e3<\/a><\/li><li><a href=\"#mechanical\">C\u01a1 h\u1ecdc reeling\/torsion<\/a><\/li><li><a href=\"#thermal\">Ampacity v\u00e0 reel layers<\/a><\/li><li><a href=\"#voltage\">S\u1ee5t \u00e1p v\u00e0 fault<\/a><\/li><li><a href=\"#fibre\">Ch\u1ecdn lo\u1ea1i s\u1ee3i quang<\/a><\/li><li><a href=\"#budget\">Optical link budget<\/a><\/li><li><a href=\"#termination\">Breakout v\u00e0 termination<\/a><\/li><li><a href=\"#installation\">L\u1eafp \u0111\u1eb7t<\/a><\/li><li><a href=\"#fat\">FAT\/SAT<\/a><\/li><li><a href=\"#selection\">Ma tr\u1eadn ch\u1ecdn c\u1ea5u h\u00ecnh<\/a><\/li><li><a href=\"#rfq\">RFQ-ready data<\/a><\/li><li><a href=\"#faq\">FAQ v\u00e0 ngu\u1ed3n<\/a><\/li><\/ol><\/nav>\n\n<section id=\"definition\"><h2>1. (N)TSCGEW\u00d6U FO \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho nhi\u1ec7m v\u1ee5 n\u00e0o?<\/h2><blockquote>Gi\u00e1 tr\u1ecb c\u1ee7a c\u00e1p FO t\u00edch h\u1ee3p kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c \u201cc\u00f3 s\u1ee3i quang\u201d, m\u00e0 \u1edf kh\u1ea3 n\u0103ng gi\u1eef \u0111\u1ed3ng th\u1eddi \u0111i\u1ec7n \u00e1p MV, continuity c\u1ee7a earth path v\u00e0 optical performance khi c\u00e1p \u0111ang u\u1ed1n, xo\u1eafn, cu\u1ed1n v\u00e0 nh\u1ea3.<\/blockquote>\n<p>PDF \u0111\u1ecbnh v\u1ecb lo\u1ea1i n\u00e0y l\u00e0 flexible reeling cable c\u00f3 s\u1ee3i quang cho \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc cao v\u00e0 c\u1ef1c cao, g\u1ed3m torsional stress, deflection v\u00e0o nhi\u1ec1u m\u1eb7t ph\u1eb3ng v\u00e0 high reeling speed; d\u00f9ng indoor\/outdoor. Tuy nhi\u00ean PDF kh\u00f4ng c\u00f4ng b\u1ed1 m\u1ed9t con s\u1ed1 t\u1ed1c \u0111\u1ed9 c\u1ee5 th\u1ec3 cho m\u00e3 FO n\u00e0y. V\u00ec v\u1eady t\u1ed1c \u0111\u1ed9, gia t\u1ed1c, jerk, s\u1ed1 chu k\u1ef3 v\u00e0 torsion c\u1ee7a d\u1ef1 \u00e1n v\u1eabn l\u00e0 <span class=\"tbc\">TBC<\/span> cho \u0111\u1ebfn khi \u0111\u01b0\u1ee3c \u0111\u1ed1i chi\u1ebfu v\u1edbi thi\u1ebft k\u1ebf\/qualification.<\/p>\n<div class=\"grid\"><div class=\"card green\"><h3>Power<\/h3><p>Ba l\u00f5i pha Class 5 tinned copper v\u1edbi h\u1ec7 semiconductive layers v\u00e0 rubber insulation cho 3,6\/6 ho\u1eb7c 6\/10 kV.<\/p><\/div><div class=\"card amber\"><h3>Earth<\/h3><p>Hai earth conductor Class 5 tinned copper \u0111\u01b0\u1ee3c chia \u0111\u1ed1i x\u1ee9ng; area thay \u0111\u1ed5i theo phase size.<\/p><\/div><div class=\"card violet\"><h3>Optical<\/h3><p>Module quang h\u1ed7 tr\u1ee3 50\/125, 62,5\/125 multimode ho\u1eb7c 9\/125 singlemode. S\u1ed1 fibre kh\u00f4ng \u0111\u01b0\u1ee3c PDF n\u00e0y c\u00f4ng b\u1ed1 \u2014 ph\u1ea3i ghi trong drawing.<\/p><\/div><div class=\"card red\"><h3>Mechanical<\/h3><p>Polyester anti-torsion braid n\u1eb1m gi\u1eefa inner v\u00e0 outer sheath; n\u00f3 ph\u00e2n ph\u1ed1i strain ch\u1ee9 kh\u00f4ng lo\u1ea1i b\u1ecf strain.<\/p><\/div><\/div>\n<\/section>\n\n<section id=\"boundary\"><h2>2. Kh\u00f4ng tr\u1ed9n (N)TSCGEW\u00d6U FO v\u1edbi base, ATB, submersible ho\u1eb7c R-FO<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Family boundary \u2014 m\u1ed7i variant c\u00f3 PDF v\u00e0 qualification ri\u00eang<\/caption><thead><tr><th>Family\/variant<\/th><th>Duty ch\u00ednh<\/th><th>\u0110i\u1ec7n \u00e1p trong t\u00e0i li\u1ec7u li\u00ean quan<\/th><th>C\u1ea5u h\u00ecnh\/\u0111\u1eb7c \u0111i\u1ec3m<\/th><th>Kh\u00f4ng \u0111\u01b0\u1ee3c chuy\u1ec3n sang FO chu\u1ea9n<\/th><\/tr><\/thead><tbody><tr><td>(N)TSCGEW\u00d6U FO<\/td><td>High\/extreme reeling, torsion, multi-plane deflection<\/td><td>3,6\/6; 6\/10 kV<\/td><td>3+2+FO, polyester anti-torsion braid<\/td><td>T\u1ed1c \u0111\u1ed9 s\u1ed1, fibre count, water depth n\u1ebfu ch\u01b0a n\u00eau<\/td><\/tr><tr><td>(N)TSCGEW\u00d6U base<\/td><td>Fixed distribution\/mining theo current PDF base<\/td><td>3,6\/6\u201312\/20 kV<\/td><td>3+3; base page n\u00eau \u00b125\u00b0\/m v\u00e0 20 m\/min<\/td><td>Kh\u00f4ng d\u00f9ng 20 m\/min nh\u01b0 rating c\u1ee7a FO<\/td><\/tr><tr><td>(N)TSCGEW\u00d6U ATB<\/td><td>Higher flexibility\/trailing extreme<\/td><td>Theo ATB PDF<\/td><td>Anti-torsion variant ri\u00eang<\/td><td>Kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t construction v\u1edbi FO<\/td><\/tr><tr><td>(N)TSCGEW\u00d6U Submersible<\/td><td>Permanent salt\/brackish immersion \u0111\u1ebfn 300 m<\/td><td>3,6\/6; 6\/10 kV<\/td><td>EPR inner + CM outer, kh\u00f4ng ph\u1ea3i FO m\u1eb7c \u0111\u1ecbnh<\/td><td>Kh\u00f4ng g\u1ecdi FO chu\u1ea9n l\u00e0 submersible<\/td><\/tr><tr><td>R-(N)TSCGEW\u00d6U + FO<\/td><td>Reduced dimension, monospiral\/cylindrical high-speed<\/td><td>3,6\/6\u201312\/20 kV<\/td><td>Reduced OD; module 6\/12\/18\/24 fibres trong PDF R-FO<\/td><td>Kh\u00f4ng chuy\u1ec3n OD\/Rmin\/voltage range sang FO chu\u1ea9n<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"audit\">Ngu\u1ed3n \u0111\u1ed1i chi\u1ebfu: <a href=\"https:\/\/www.elandcables.com\/cables\/ntscgewou-cable\" target=\"_blank\" rel=\"noopener\">family page<\/a> \u00b7 <a href=\"https:\/\/www.elandcables.com\/media\/mtvnxskm\/n-tscgewou-3-6-6kv-and-6-10kv-fo-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">FO PDF<\/a> \u00b7 <a href=\"https:\/\/www.elandcables.com\/media\/2wgh1o0s\/n-tscgewoeu-mv-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">base PDF<\/a> \u00b7 <a href=\"https:\/\/www.elandcables.com\/media\/g1zhbzkx\/r-n-tscgewoeu-plus-fo-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">R-FO PDF<\/a> \u00b7 <a href=\"https:\/\/www.elandcables.com\/media\/plddl4je\/n-tscgewoeu-3-6-6kv-and-6-10kv-submersible-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">submersible PDF<\/a>.<\/p>\n<\/section>\n\n<section id=\"construction\"><h2>3. M\u1eb7t c\u1eaft 3+2+FO v\u00e0 ch\u1ee9c n\u0103ng t\u1eebng l\u1edbp<\/h2>\n<div class=\"figure\"><svg viewBox=\"0 0 1760 930\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"tc dc\"><title id=\"tc\">M\u1eb7t c\u1eaft ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1p NTSCGEWOU FO<\/title><desc id=\"dc\">Ba l\u00f5i pha trung \u00e1p, hai l\u00f5i ti\u1ebfp \u0111\u1ecba, m\u1ed9t module quang, filler trung t\u00e2m, v\u1ecf trong, braid ch\u1ed1ng xo\u1eafn v\u00e0 v\u1ecf ngo\u00e0i.<\/desc><defs><pattern id=\"cux\" width=\"14\" height=\"14\" patternUnits=\"userSpaceOnUse\"><rect width=\"14\" height=\"14\" fill=\"#a85c2d\"><\/rect><circle cx=\"4\" cy=\"4\" r=\"2.1\" fill=\"#f2c18d\"><\/circle><circle cx=\"11\" cy=\"10\" r=\"2.1\" fill=\"#f2c18d\"><\/circle><\/pattern><g id=\"px\"><circle r=\"103\" fill=\"#111518\" stroke=\"#d4864e\" stroke-width=\"9\"><\/circle><circle r=\"84\" fill=\"#493738\" stroke=\"#171a1c\" stroke-width=\"10\"><\/circle><circle r=\"56\" fill=\"#5f4441\" stroke=\"#282c2e\" stroke-width=\"8\"><\/circle><circle r=\"31\" fill=\"url(#cux)\" stroke=\"#d79355\" stroke-width=\"4\"><\/circle><\/g><g id=\"ex\"><circle r=\"39\" fill=\"#e4c54e\" stroke=\"#87e0b0\" stroke-width=\"6\"><\/circle><circle r=\"19\" fill=\"url(#cux)\"><\/circle><\/g><\/defs><rect width=\"1760\" height=\"930\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#59d9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">(N)TSCGEW\u00d6U FO \u2014 c\u1ea5u h\u00ecnh 3 phase + 2 earth + fibre-optic module<\/text>\n<g transform=\"translate(470 490)\"><circle r=\"354\" fill=\"#a9222a\" stroke=\"#4f191c\" stroke-width=\"26\"><\/circle><circle r=\"320\" fill=\"none\" stroke=\"#f4c76a\" stroke-width=\"12\" stroke-dasharray=\"15 8\"><\/circle><circle r=\"300\" fill=\"#253a43\" stroke=\"#66757b\" stroke-width=\"18\"><\/circle><path d=\"M0-224L194 112L-194 112Z\" fill=\"#324a53\" stroke=\"#5b7078\" stroke-width=\"6\"><\/path><use href=\"#px\" transform=\"translate(0 -145)\"><\/use><use href=\"#px\" transform=\"translate(-132 83)\"><\/use><use href=\"#px\" transform=\"translate(132 83)\"><\/use><use href=\"#ex\" transform=\"translate(-210 -118)\"><\/use><use href=\"#ex\" transform=\"translate(210 -118)\"><\/use><circle cy=\"205\" r=\"67\" fill=\"#13191c\" stroke=\"#c89eff\" stroke-width=\"10\"><\/circle><circle cy=\"205\" r=\"45\" fill=\"#26333a\" stroke=\"#7caef7\" stroke-width=\"5\"><\/circle><g fill=\"#a6eaff\" stroke=\"#dff8ff\" stroke-width=\"2\"><circle cx=\"-22\" cy=\"190\" r=\"8\"><\/circle><circle cy=\"190\" r=\"8\"><\/circle><circle cx=\"22\" cy=\"190\" r=\"8\"><\/circle><circle cx=\"-22\" cy=\"214\" r=\"8\"><\/circle><circle cy=\"214\" r=\"8\"><\/circle><circle cx=\"22\" cy=\"214\" r=\"8\"><\/circle><\/g><circle r=\"22\" fill=\"#18262c\" stroke=\"#87e0b0\" stroke-width=\"7\"><\/circle><\/g>\n<g font-family=\"Arial\" font-size=\"20\" fill=\"#eaf7f8\" stroke=\"#9db7c0\" stroke-width=\"2\"><path d=\"M850 145H640L540 260\"><\/path><path d=\"M850 220H680L570 325\"><\/path><path d=\"M850 295H720L610 385\"><\/path><path d=\"M850 370H735L650 430\"><\/path><path d=\"M850 445H725L610 515\"><\/path><path d=\"M850 520H720L570 565\"><\/path><path d=\"M850 595H680L560 630\"><\/path><path d=\"M850 670H630L550 700\"><\/path><\/g>\n<g font-family=\"Arial\" font-size=\"21\"><text x=\"880\" y=\"152\" fill=\"#f4c76a\" font-weight=\"700\">1 \u00b7 Phase conductor Class 5 tinned copper<\/text><text x=\"880\" y=\"227\" fill=\"#eaf7f8\">2 \u00b7 Semicon tape + conductor screen + rubber insulation + insulation screen<\/text><text x=\"880\" y=\"302\" fill=\"#87e0b0\">3 \u00b7 Hai earth conductor Class 5 tinned copper, b\u1ed1 tr\u00ed \u0111\u1ed1i x\u1ee9ng<\/text><text x=\"880\" y=\"377\" fill=\"#c89eff\">4 \u00b7 Optical module: fibre type 50\/125, 62,5\/125 ho\u1eb7c 9\/125<\/text><text x=\"880\" y=\"452\" fill=\"#eaf7f8\">5 \u00b7 Rubber compound quanh twisted optical cores<\/text><text x=\"880\" y=\"527\" fill=\"#87e0b0\">6 \u00b7 Central filler b\u00e1n d\u1eabn tr\u00ean textile polyester support<\/text><text x=\"880\" y=\"602\" fill=\"#eaf7f8\">7 \u00b7 Rubber inner sheath<\/text><text x=\"880\" y=\"677\" fill=\"#f4c76a\">8 \u00b7 Polyester anti-torsion braid gi\u1eefa hai sheath<\/text><text x=\"880\" y=\"752\" fill=\"#ff8a91\">9 \u00b7 Rubber outer sheath m\u00e0u \u0111\u1ecf<\/text><text x=\"880\" y=\"825\" fill=\"#ffd899\">Kh\u00f4ng d\u00f9ng h\u00ecnh \u0111\u1ec3 suy ra s\u1ed1 s\u1ee3i, thickness ho\u1eb7c OD.<\/text><text x=\"880\" y=\"858\" fill=\"#9db7c0\">S\u1ed1 fibre v\u00e0 buffer geometry ph\u1ea3i theo approved construction drawing.<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 1. M\u1eb7t c\u1eaft ch\u1ee9c n\u0103ng d\u1ef1ng theo th\u1ee9 t\u1ef1 l\u1edbp c\u1ee7a PDF. Optical module \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00e1ch kh\u1ecfi earth conductors; v\u1ecb tr\u00ed ch\u00ednh x\u00e1c v\u00e0 s\u1ed1 fibre l\u00e0 d\u1eef li\u1ec7u theo m\u00e3.<\/div><\/div>\n\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Construction schedule \u2014 kh\u00f4ng suy ra thickness t\u1eeb h\u00ecnh<\/caption><thead><tr><th>Th\u00e0nh ph\u1ea7n<\/th><th>V\u1eadt li\u1ec7u c\u00f4ng b\u1ed1<\/th><th>Ch\u1ee9c n\u0103ng<\/th><th>\u0110i\u1ec3m ph\u1ea3i kh\u00f3a trong RFQ\/drawing<\/th><\/tr><\/thead><tbody><tr><td>Phase conductor<\/td><td>Class 5 tinned copper<\/td><td>D\u1eabn d\u00f2ng v\u00e0 ch\u1ecbu flex<\/td><td>Rdc, strand construction, phase size<\/td><\/tr><tr><td>Semicon system<\/td><td>Tape tr\u00ean conductor; inner\/outer semiconductive rubber<\/td><td>L\u00e0m \u0111\u1ec1u \u0111i\u1ec7n tr\u01b0\u1eddng MV<\/td><td>Thickness, concentricity, strip force, interface cleanliness<\/td><\/tr><tr><td>Insulation<\/td><td>Rubber compound<\/td><td>C\u00e1ch \u0111i\u1ec7n 3,6\/6 ho\u1eb7c 6\/10 kV<\/td><td>Compound, thickness, test voltage<\/td><\/tr><tr><td>Earth conductors<\/td><td>Class 5 tinned copper<\/td><td>Earth-fault path, b\u1ed1 tr\u00ed \u0111\u1ed1i x\u1ee9ng<\/td><td>M\u1ed7i earth size, total effective area, bonding<\/td><\/tr><tr><td>FO core<\/td><td>50\/125, 62,5\/125 ho\u1eb7c 9\/125; rubber tr\u00ean twisted cores<\/td><td>Data\/communications\/monitoring<\/td><td>Fibre count, colour code, buffer, attenuation, connector<\/td><\/tr><tr><td>Central filler<\/td><td>Semiconductive compound tr\u00ean textile polyester support<\/td><td>Gi\u1eef geometry v\u00e0 support<\/td><td>Diameter, tensile\/load-sharing role<\/td><\/tr><tr><td>Inner sheath<\/td><td>Rubber compound<\/td><td>Bedding v\u00e0 protection<\/td><td>Thickness, adhesion\/slip behaviour<\/td><\/tr><tr><td>Anti-torsion braid<\/td><td>Polyester braid<\/td><td>Ph\u00e2n b\u1ed1 torsion\/strain<\/td><td>Coverage, angle, fatigue test<\/td><\/tr><tr><td>Outer sheath<\/td><td>Rubber compound, red<\/td><td>Abrasion\/environment protection<\/td><td>Compound, thickness, oil\/UV\/ozone scope<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"characteristics\"><h2>4. C\u00e1c gi\u1edbi h\u1ea1n product-specific \u0111\u00e3 \u0111\u01b0\u1ee3c PDF x\u00e1c nh\u1eadn<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Characteristics c\u1ee7a \u0111\u00fang FO PDF<\/caption><thead><tr><th>\u0110\u1eb7c t\u00ednh<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>C\u00e1ch s\u1eed d\u1ee5ng<\/th><\/tr><\/thead><tbody><tr><td>U\u2080\/U<\/td><td>3,6\/6 v\u00e0 6\/10 kV<\/td><td>Ch\u1ecdn theo system voltage\/Um v\u00e0 earthing<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p th\u1eed<\/td><td>11 kV; 17 kV<\/td><td>\u00c1p theo \u0111\u00fang voltage class<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 t\u0129nh<\/td><td>\u221240\u2026+80\u00b0C<\/td><td>Kh\u00f4ng \u0111\u1ed3ng ngh\u0129a u\u1ed1n \u0111\u01b0\u1ee3c \u1edf \u221240\u00b0C<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9 flexed<\/td><td>\u221225\u2026+80\u00b0C<\/td><td>Motion envelope ph\u1ea3i n\u1eb1m trong gi\u1edbi h\u1ea1n<\/td><\/tr><tr><td>Rmin t\u0129nh<\/td><td>6D<\/td><td>D = actual\/max OD d\u00f9ng trong thi\u1ebft k\u1ebf<\/td><\/tr><tr><td>Rmin flexed<\/td><td>10D<\/td><td>Guide, pulley v\u00e0 drum core ph\u1ea3i pass<\/td><\/tr><tr><td>Short-circuit conductor<\/td><td>Max +250\u00b0C<\/td><td>Kh\u00f4ng thay th\u1ebf adiabatic fault calculation<\/td><\/tr><tr><td>Flame<\/td><td>IEC\/EN 60332-1-2<\/td><td>Kh\u00f4ng t\u1ef1 k\u00e9o d\u00e0i sang bundle flame\/CPR<\/td><\/tr><tr><td>Standards<\/td><td>VDE 0250 Part 813, VDE 0295, EN 60228<\/td><td>Edition\/deviation ph\u1ea3i theo h\u1ed3 s\u01a1 mua h\u00e0ng<\/td><\/tr><tr><td>Sheath colour<\/td><td>Red<\/td><td>M\u00e0u kh\u00f4ng ph\u1ea3i b\u1eb1ng ch\u1ee9ng v\u1ec1 variant\/duty<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"warning\"><strong>Kh\u00f4ng c\u00f3 trong PDF FO:<\/strong> fibre count, maximum torsion b\u1eb1ng \u00b0\/m, maximum speed b\u1eb1ng m\/min, acceleration, jerk, cycling life, oil\/UV\/ozone limits, CPR class v\u00e0 permanent immersion depth. C\u00e1c tr\u01b0\u1eddng n\u00e0y gi\u1eef <span class=\"tbc\">TBC<\/span>.<\/div>\n<\/section>\n\n<section id=\"matrix\"><h2>5. Ma tr\u1eadn \u0111\u1ea7y \u0111\u1ee7 13 m\u00e3: OD, kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 l\u1ef1c k\u00e9o<\/h2><details open=\"\"><summary>M\u1edf to\u00e0n b\u1ed9 13 m\u00e3 PDF<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact mono\"><caption>To\u00e0n b\u1ed9 13 m\u00e3 trong b\u1ea3ng k\u00edch th\u01b0\u1edbc PDF (N)TSCGEW\u00d6U FO<\/caption><thead><tr><th>M\u00e3 PDF<\/th><th>U\u2080\/U kV<\/th><th>C\u1ea5u h\u00ecnh<\/th><th>Pha mm\u00b2<\/th><th>Earth<\/th><th>\u00d8 l\u00f5i mm<\/th><th>OD min<\/th><th>OD max<\/th><th>K\u00e9o max N<\/th><th>kg\/km<\/th><\/tr><\/thead><tbody><tr><td>A7HF06KV1025RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>25<\/td><td>25\/2E<\/td><td>6.8<\/td><td>44.7<\/td><td>47.6<\/td><td>1500<\/td><td>2820<\/td><\/tr><tr><td>A7HF06KV1035RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>35<\/td><td>25\/2E<\/td><td>7.8<\/td><td>46.6<\/td><td>49.5<\/td><td>2100<\/td><td>3190<\/td><\/tr><tr><td>A7HF06KV1050RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>50<\/td><td>25\/2E<\/td><td>9.4<\/td><td>49.9<\/td><td>52.9<\/td><td>3000<\/td><td>3990<\/td><\/tr><tr><td>A7HF06KV1070RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>70<\/td><td>35\/2E<\/td><td>11.2<\/td><td>55.5<\/td><td>58.5<\/td><td>4200<\/td><td>5070<\/td><\/tr><tr><td>A7HF06KV1095RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>95<\/td><td>50\/2E<\/td><td>12.7<\/td><td>58.9<\/td><td>61.9<\/td><td>5700<\/td><td>5900<\/td><\/tr><tr><td>A7HF06KV1120RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>120<\/td><td>70\/2E<\/td><td>14.4<\/td><td>64.4<\/td><td>68.3<\/td><td>7200<\/td><td>7490<\/td><\/tr><tr><td>A7HF06KV1150RD<\/td><td>3,6\/6<\/td><td>3+2+FO<\/td><td>150<\/td><td>70\/2E<\/td><td>16.3<\/td><td>68.5<\/td><td>72.5<\/td><td>9000<\/td><td>8710<\/td><\/tr><tr><td>A7HF10KV1025RD<\/td><td>6\/10<\/td><td>3+2+FO<\/td><td>25<\/td><td>25\/2E<\/td><td>6.8<\/td><td>47.3<\/td><td>50.3<\/td><td>1500<\/td><td>3370<\/td><\/tr><tr><td>A7HF10KV1035RD<\/td><td>6\/10<\/td><td>3+2+FO<\/td><td>35<\/td><td>25\/2E<\/td><td>7.8<\/td><td>48.8<\/td><td>51.8<\/td><td>2100<\/td><td>3730<\/td><\/tr><tr><td>A7HF10KV1050RD<\/td><td>6\/10<\/td><td>3+2+FO<\/td><td>50<\/td><td>25\/2E<\/td><td>9.4<\/td><td>53.7<\/td><td>56.7<\/td><td>3000<\/td><td>4680<\/td><\/tr><tr><td>A7HF10KV1070RD<\/td><td>6\/10<\/td><td>3+2+FO<\/td><td>70<\/td><td>35\/2E<\/td><td>11.2<\/td><td>57.5<\/td><td>60.5<\/td><td>4200<\/td><td>5770<\/td><\/tr><tr><td>A7HF10KV1095RD<\/td><td>6\/10<\/td><td>3+2+FO<\/td><td>95<\/td><td>50\/2E<\/td><td>12.7<\/td><td>60.8<\/td><td>64.7<\/td><td>5700<\/td><td>6720<\/td><\/tr><tr><td>A7HF10KV1120RD<\/td><td>6\/10<\/td><td>3+2+FO<\/td><td>120<\/td><td>70\/2E<\/td><td>14.4<\/td><td>66.4<\/td><td>70.4<\/td><td>7200<\/td><td>8280<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/details>\n<h3>5.1 C\u00e1ch \u0111\u1ecdc \u0111\u00fang<\/h3><ul class=\"checklist\"><li><strong>OD max<\/strong> d\u00f9ng cho gland, breakout, guide groove, pulley v\u00e0 drum capacity.<\/li><li><strong>Maximum tensile load<\/strong> t\u0103ng theo phase size nh\u01b0ng kh\u00f4ng ph\u1ea3i continuous working tension; c\u1ea7n project safety factor.<\/li><li>6\/10 kV c\u00f3 OD\/weight cao h\u01a1n c\u00f9ng size 3,6\/6 kV v\u00ec insulation system kh\u00e1c.<\/li><li>PDF ch\u1ec9 li\u1ec7t k\u00ea 6\/10 kV \u0111\u1ebfn 120 mm\u00b2; 150 mm\u00b2 6\/10 kV l\u00e0 <span class=\"tbc\">TBC<\/span>, kh\u00f4ng n\u1ed9i suy t\u1eeb 3,6\/6.<\/li><li>Fibre count kh\u00f4ng n\u1eb1m trong part number table; c\u00f9ng m\u1ed9t \u0111i\u1ec7n size c\u00f3 th\u1ec3 c\u1ea7n drawing kh\u00e1c theo optical module.<\/li><\/ul>\n<div class=\"calc\">V\u00ed d\u1ee5 6\/10 kV \u00b7 3\u00d795 + 2\u00d750\/2E + FO\nM\u00e3 tham chi\u1ebfu: A7HF10KV1095RD\nOD: 60,8\u201364,7 mm\nKh\u1ed1i l\u01b0\u1ee3ng: 6720 kg\/km = 6,72 kg\/m\nMaximum tensile load c\u00f4ng b\u1ed1: 5700 N\nRmin t\u0129nh s\u01a1 b\u1ed9 = 6 \u00d7 64,7 = 388,2 mm\nRmin flexed s\u01a1 b\u1ed9 = 10 \u00d7 64,7 = 647 mm\n\nCh\u01b0a k\u1ebft lu\u1eadn pulley pass n\u1ebfu sidewall pressure, speed, acceleration v\u00e0 cycling ch\u01b0a \u0111\u01b0\u1ee3c ki\u1ec3m tra.<\/div>\n<\/section>\n\n<section id=\"mechanical\"><h2>6. Reeling, torsion v\u00e0 strain c\u1ee7a module quang<\/h2>\n<div class=\"figure\"><svg viewBox=\"0 0 1760 720\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"tt dt\"><title id=\"tt\">C\u01a1 ch\u1ebf ch\u1ed1ng xo\u1eafn v\u00e0 strain c\u1ee7a module quang<\/title><desc id=\"dt\">S\u01a1 \u0111\u1ed3 c\u00e1p qua puly, v\u00f9ng cong v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n strain.<\/desc><defs><marker id=\"at\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#f4c76a\"><\/path><\/marker><marker id=\"av\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#c89eff\"><\/path><\/marker><\/defs><rect width=\"1760\" height=\"720\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#59d9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">Anti-torsion braid kh\u00f4ng lo\u1ea1i b\u1ecf strain \u2014 n\u00f3 ph\u00e2n ph\u1ed1i v\u00e0 gi\u1edbi h\u1ea1n strain<\/text><g font-family=\"Arial\"><circle cx=\"875\" cy=\"370\" r=\"225\" fill=\"#11181c\" stroke=\"#65757b\" stroke-width=\"28\"><\/circle><circle cx=\"875\" cy=\"370\" r=\"158\" fill=\"#071820\" stroke=\"#374c54\" stroke-width=\"5\"><\/circle><path d=\"M80 165H875A205 205 0 0 1 1080 370V580H1675\" fill=\"none\" stroke=\"#a9222a\" stroke-width=\"62\"><\/path><path d=\"M80 165H875A205 205 0 0 1 1080 370V580H1675\" fill=\"none\" stroke=\"#f4c76a\" stroke-width=\"8\" stroke-dasharray=\"17 9\"><\/path><path d=\"M295 110V220\" stroke=\"#f4c76a\" stroke-width=\"8\" marker-end=\"url(#at)\"><\/path><text x=\"155\" y=\"93\" fill=\"#f4c76a\" font-size=\"21\">Line tension \/ acceleration<\/text><path d=\"M1190 280C1280 205 1370 205 1460 280\" fill=\"none\" stroke=\"#c89eff\" stroke-width=\"8\" marker-end=\"url(#av)\"><\/path><text x=\"1200\" y=\"180\" fill=\"#c89eff\" font-size=\"21\">Torsion \/ fleet-angle input<\/text><rect x=\"100\" y=\"520\" width=\"650\" height=\"125\" rx=\"14\" fill=\"#0b1a22\" stroke=\"#59d9e8\"><\/rect><text x=\"135\" y=\"558\" fill=\"#59d9e8\" font-size=\"21\" font-weight=\"700\">Mechanical checks<\/text><text x=\"135\" y=\"592\" fill=\"#eaf7f8\" font-size=\"18\">R \u2265 10D khi flexed \u00b7 T \u2264 published\/qualified limit \u00b7 sidewall pressure<\/text><text x=\"135\" y=\"622\" fill=\"#eaf7f8\" font-size=\"18\">Lay balance \u00b7 braid fatigue \u00b7 cork-screw \u00b7 post-cycle OD\/pitch<\/text><rect x=\"1180\" y=\"520\" width=\"500\" height=\"125\" rx=\"14\" fill=\"#0b1a22\" stroke=\"#c89eff\"><\/rect><text x=\"1215\" y=\"558\" fill=\"#c89eff\" font-size=\"21\" font-weight=\"700\">Optical checks<\/text><text x=\"1215\" y=\"592\" fill=\"#eaf7f8\" font-size=\"18\">OLTS\/OTDR before\u2013during\u2013after cycling<\/text><text x=\"1215\" y=\"622\" fill=\"#eaf7f8\" font-size=\"18\">\u0394attenuation \u00b7 macro\/micro-bend \u00b7 fibre continuity<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 2. Duty \u0111\u1ed9ng ph\u1ea3i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 b\u1eb1ng tension, pulley, fleet angle, t\u1ed1c \u0111\u1ed9\/gia t\u1ed1c v\u00e0 torsion. PDF kh\u00f4ng c\u00f4ng b\u1ed1 m\u1ed9t gi\u00e1 tr\u1ecb t\u1ed1c \u0111\u1ed9 s\u1ed1 cho m\u00e3 FO n\u00e0y, n\u00ean t\u1ed1c \u0111\u1ed9 d\u1ef1 \u00e1n l\u00e0 TBC \u0111\u1ebfn qualification.<\/div><\/div>\n\n<h3>6.1 Motion envelope b\u1eaft bu\u1ed9c<\/h3><div class=\"table-wrap\"><table class=\"compact\"><caption>Kh\u00f4ng c\u00f3 motion envelope th\u00ec kh\u00f4ng th\u1ec3 x\u00e1c nh\u1eadn high-speed suitability<\/caption><thead><tr><th>Input<\/th><th>\u0110\u01a1n v\u1ecb<\/th><th>T\u1ea1i sao c\u1ea7n<\/th><\/tr><\/thead><tbody><tr><td>Drum core\/flange\/width<\/td><td>mm<\/td><td>B\u00e1n k\u00ednh, capacity v\u00e0 layer count<\/td><\/tr><tr><td>Pulley\/guide groove<\/td><td>mm<\/td><td>Bend + sidewall pressure<\/td><\/tr><tr><td>Reeling speed<\/td><td>m\/min<\/td><td>Dynamic strain v\u00e0 nhi\u1ec7t<\/td><\/tr><tr><td>Acceleration \/ jerk<\/td><td>m\/s\u00b2; m\/s\u00b3<\/td><td>Peak tension v\u00e0 shock<\/td><\/tr><tr><td>Line tension<\/td><td>N<\/td><td>So v\u1edbi qualified tensile limit<\/td><\/tr><tr><td>Fleet angle<\/td><td>\u00b0<\/td><td>Side loading v\u00e0 torsion<\/td><\/tr><tr><td>Torsion amplitude<\/td><td>\u00b0\/m<\/td><td>Braid\/lay\/FO fatigue<\/td><\/tr><tr><td>Deflection planes<\/td><td>s\u1ed1 m\u1eb7t ph\u1eb3ng<\/td><td>Reverse bend\/multi-plane strain<\/td><\/tr><tr><td>Cycles and duty factor<\/td><td>cycles; %<\/td><td>Fatigue life v\u00e0 thermal profile<\/td><\/tr><tr><td>Moving ambient<\/td><td>\u00b0C<\/td><td>Ph\u1ea3i n\u1eb1m trong \u221225\u2026+80\u00b0C ho\u1eb7c qualification kh\u00e1c<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"eq\">R<sub>pulley<\/sub> \u2265 10 \u00d7 D<sub>actual,max<\/sub> khi flexed\nT<sub>working,peak<\/sub> \u2264 T<sub>published\/qualified<\/sub> \/ SF\nSidewall pressure \u2248 T \/ R\n\nSF v\u00e0 pressure limit ph\u1ea3i theo project\/mechanical qualification; PDF kh\u00f4ng cung c\u1ea5p gi\u00e1 tr\u1ecb universal.<\/div>\n<\/section>\n\n<section id=\"thermal\"><h2>7. Ampacity tr\u00ean tang: s\u1ed1 l\u1edbp thay \u0111\u1ed5i k\u1ebft qu\u1ea3 nhi\u1ec1u h\u01a1n t\u0103ng m\u1ed9t size nh\u1ecf<\/h2>\n<div class=\"figure\"><svg viewBox=\"0 0 1760 720\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"tr dr\"><title id=\"tr\">Hi\u1ec7u \u1ee9ng nhi\u1ec7t c\u1ee7a s\u1ed1 l\u1edbp tr\u00ean tang<\/title><desc id=\"dr\">Tang c\u00e1p v\u1edbi b\u1ea3y l\u1edbp v\u00e0 m\u0169i t\u00ean tho\u00e1t nhi\u1ec7t gi\u1ea3m d\u1ea7n.<\/desc><defs><marker id=\"ar\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#ff8a91\"><\/path><\/marker><\/defs><rect width=\"1760\" height=\"720\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#59d9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">Reel layers l\u00e0 m\u1ed9t thermal state, kh\u00f4ng ph\u1ea3i chi ti\u1ebft logistics<\/text><g font-family=\"Arial\"><circle cx=\"510\" cy=\"390\" r=\"260\" fill=\"#1a2429\" stroke=\"#65757b\" stroke-width=\"24\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"80\" fill=\"#071820\" stroke=\"#65757b\" stroke-width=\"18\"><\/circle><g fill=\"none\" stroke-width=\"22\"><circle cx=\"510\" cy=\"390\" r=\"110\" stroke=\"#59d9e8\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"135\" stroke=\"#70c7d3\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"160\" stroke=\"#88b5bc\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"185\" stroke=\"#a0a4a5\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"210\" stroke=\"#b89280\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"235\" stroke=\"#d38166\"><\/circle><circle cx=\"510\" cy=\"390\" r=\"260\" stroke=\"#ff8a91\"><\/circle><\/g><text x=\"403\" y=\"395\" fill=\"#eaf7f8\" font-size=\"24\" font-weight=\"700\">DRUM CORE<\/text><path d=\"M850 225H1080\" stroke=\"#59d9e8\" stroke-width=\"10\" marker-end=\"url(#ar)\"><\/path><text x=\"860\" y=\"195\" fill=\"#59d9e8\" font-size=\"20\">1 layer: heat escape t\u1ed1t h\u01a1n<\/text><path d=\"M850 390H1030\" stroke=\"#f4c76a\" stroke-width=\"7\" marker-end=\"url(#ar)\"><\/path><text x=\"860\" y=\"360\" fill=\"#f4c76a\" font-size=\"20\">Inner layers: heat trapped<\/text><path d=\"M850 555H980\" stroke=\"#ff8a91\" stroke-width=\"5\" marker-end=\"url(#ar)\"><\/path><text x=\"860\" y=\"525\" fill=\"#ff8a91\" font-size=\"20\">7 layers: ampacity th\u1ea5p nh\u1ea5t<\/text><rect x=\"1120\" y=\"175\" width=\"540\" height=\"400\" rx=\"18\" fill=\"#0b1a22\" stroke=\"#294f5b\"><\/rect><text x=\"1160\" y=\"225\" fill=\"#c89eff\" font-size=\"25\" font-weight=\"700\">V\u00ed d\u1ee5 95 mm\u00b2 @30\u00b0C<\/text><text x=\"1160\" y=\"280\" fill=\"#eaf7f8\" font-size=\"22\">Free air: 316 A<\/text><text x=\"1160\" y=\"325\" fill=\"#eaf7f8\" font-size=\"22\">Reel 1 layer: 241 A<\/text><text x=\"1160\" y=\"370\" fill=\"#eaf7f8\" font-size=\"22\">Reel 3 layers: 147 A<\/text><text x=\"1160\" y=\"415\" fill=\"#eaf7f8\" font-size=\"22\">Reel 5 layers: 114 A<\/text><text x=\"1160\" y=\"460\" fill=\"#ff8a91\" font-size=\"22\" font-weight=\"700\">Reel 7 layers: 66 A<\/text><text x=\"1160\" y=\"520\" fill=\"#9db7c0\" font-size=\"18\">Sau \u0111\u00f3 c\u00f2n ph\u1ea3i \u00e1p temperature\/grouping\/duty factors.<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 4. C\u00f9ng 95 mm\u00b2 nh\u01b0ng tr\u1ea1ng th\u00e1i cu\u1ed9n l\u00e0m ampacity thay \u0111\u1ed5i l\u1edbn. Current table l\u00e0 d\u1eef li\u1ec7u t\u1ea1i 30\u00b0C, kh\u00f4ng ph\u1ea3i rating universal.<\/div><\/div>\n<details open=\"\"><summary>M\u1edf b\u1ea3ng ampacity 25\u2013150 mm\u00b2<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact\"><caption>T\u1ea3i d\u00f2ng t\u1ea1i ambient 30\u00b0C<\/caption><thead><tr><th>mm\u00b2<\/th><th>S\u00e0n A<\/th><th>Kh\u00f4ng kh\u00ed A<\/th><th>Reel 1L<\/th><th>2L<\/th><th>3L<\/th><th>4L<\/th><th>5L<\/th><th>6L<\/th><th>7L<\/th><\/tr><\/thead><tbody><tr><td>25<\/td><td>131<\/td><td>138<\/td><td>105<\/td><td>80<\/td><td>64<\/td><td>55<\/td><td>50<\/td><td>35<\/td><td>29<\/td><\/tr><tr><td>35<\/td><td>162<\/td><td>170<\/td><td>130<\/td><td>99<\/td><td>79<\/td><td>68<\/td><td>62<\/td><td>44<\/td><td>36<\/td><\/tr><tr><td>50<\/td><td>202<\/td><td>212<\/td><td>162<\/td><td>123<\/td><td>99<\/td><td>85<\/td><td>77<\/td><td>55<\/td><td>44<\/td><\/tr><tr><td>70<\/td><td>250<\/td><td>263<\/td><td>200<\/td><td>153<\/td><td>123<\/td><td>105<\/td><td>95<\/td><td>68<\/td><td>55<\/td><\/tr><tr><td>95<\/td><td>301<\/td><td>316<\/td><td>241<\/td><td>184<\/td><td>147<\/td><td>126<\/td><td>114<\/td><td>81<\/td><td>66<\/td><\/tr><tr><td>120<\/td><td>352<\/td><td>370<\/td><td>282<\/td><td>215<\/td><td>172<\/td><td>148<\/td><td>134<\/td><td>95<\/td><td>77<\/td><\/tr><tr><td>150<\/td><td>404<\/td><td>424<\/td><td>323<\/td><td>246<\/td><td>198<\/td><td>170<\/td><td>154<\/td><td>109<\/td><td>89<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/details><details><summary>M\u1edf b\u1ea3ng derating 10\u201380\u00b0C<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact\"><caption>Temperature derating factors trong PDF<\/caption><thead><tr><th>Ambient \u00b0C<\/th><th>H\u1ec7 s\u1ed1<\/th><\/tr><\/thead><tbody><tr><td>10<\/td><td>1.15<\/td><\/tr><tr><td>15<\/td><td>1.12<\/td><\/tr><tr><td>20<\/td><td>1.08<\/td><\/tr><tr><td>25<\/td><td>1.04<\/td><\/tr><tr><td>30<\/td><td>1.0<\/td><\/tr><tr><td>35<\/td><td>0.96<\/td><\/tr><tr><td>40<\/td><td>0.91<\/td><\/tr><tr><td>45<\/td><td>0.87<\/td><\/tr><tr><td>50<\/td><td>0.82<\/td><\/tr><tr><td>55<\/td><td>0.76<\/td><\/tr><tr><td>60<\/td><td>0.71<\/td><\/tr><tr><td>65<\/td><td>0.65<\/td><\/tr><tr><td>70<\/td><td>0.58<\/td><\/tr><tr><td>75<\/td><td>0.5<\/td><\/tr><tr><td>80<\/td><td>0.41<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/details>\n<div class=\"eq\">I<sub>allow<\/sub> = I<sub>PDF,state<\/sub> \u00d7 k<sub>ambient<\/sub> \u00d7 k<sub>grouping<\/sub> \u00d7 k<sub>duty<\/sub>\n\nstate ph\u1ea3i l\u00e0 floor \/ free-air \/ reel layer th\u1ef1c t\u1ebf.\nkambient d\u00f9ng b\u1ea3ng PDF; kgrouping v\u00e0 kduty do project\/thermal study x\u00e1c \u0111\u1ecbnh.<\/div>\n<div class=\"warning\">PDF ampacity c\u00f3 h\u00e0ng 150 mm\u00b2 d\u00f9 b\u1ea3ng dimension c\u1ee7a 6\/10 kV kh\u00f4ng c\u00f3 150 mm\u00b2. Kh\u00f4ng d\u00f9ng h\u00e0ng 150 A-table \u0111\u1ec3 t\u1ef1 t\u1ea1o m\u00e3 6\/10 kV 150 mm\u00b2.<\/div>\n<\/section>\n\n<section id=\"voltage\"><h2>8. Voltage drop, phase fault v\u00e0 earth-screen duty<\/h2><details><summary>M\u1edf b\u1ea3ng voltage drop<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact\"><caption>Voltage drop theo PDF; \u0111\u01a1n v\u1ecb ph\u1ea3i d\u00f9ng \u0111\u00fang theo datasheet\/project calculation<\/caption><thead><tr><th>mm\u00b2<\/th><th>pf 0,7<\/th><th>pf 0,8<\/th><th>pf 0,9<\/th><th>pf 1,0<\/th><\/tr><\/thead><tbody><tr><td>25<\/td><td>1.29<\/td><td>1.45<\/td><td>1.6<\/td><td>1.71<\/td><\/tr><tr><td>35<\/td><td>0.95<\/td><td>1.06<\/td><td>1.16<\/td><td>1.23<\/td><\/tr><tr><td>50<\/td><td>0.69<\/td><td>0.77<\/td><td>0.83<\/td><td>0.87<\/td><\/tr><tr><td>70<\/td><td>0.51<\/td><td>0.56<\/td><td>0.6<\/td><td>0.61<\/td><\/tr><tr><td>95<\/td><td>0.41<\/td><td>0.45<\/td><td>0.47<\/td><td>0.47<\/td><\/tr><tr><td>120<\/td><td>0.34<\/td><td>0.36<\/td><td>0.38<\/td><td>0.36<\/td><\/tr><tr><td>150<\/td><td>0.29<\/td><td>0.31<\/td><td>0.32<\/td><td>0.29<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/details>\n<div class=\"grid\"><div class=\"card\"><h3>S\u1ee5t \u00e1p ba pha<\/h3><div class=\"eq\">\u0394U = \u221a3\u00b7I\u00b7L\u00b7(R cos\u03c6 + X sin\u03c6)<\/div><p>D\u00f9ng R t\u1ea1i conductor temperature v\u00e0 X c\u1ee7a \u0111\u00fang construction; kh\u00f4ng ch\u1ec9 \u0111\u1ecdc m\u1ed9t c\u1ed9t PDF r\u1ed3i b\u1ecf qua length\/unit.<\/p><\/div><div class=\"card amber\"><h3>Conductor fault<\/h3><div class=\"eq\">S \u2265 I<sub>k<\/sub>\u221at\/k<\/div><p>250\u00b0C l\u00e0 maximum short-circuit conductor temperature c\u00f4ng b\u1ed1; calculation v\u1eabn c\u1ea7n initial temperature v\u00e0 material k.<\/p><\/div><div class=\"card green\"><h3>Earth conductors<\/h3><div class=\"eq\">S<sub>E,total<\/sub> \u2265 I<sub>ef<\/sub>\u221at\/k<\/div><p>T\u00ednh effective area c\u1ee7a hai earth conductors, bonding v\u00e0 current sharing; kh\u00f4ng ch\u1ec9 so phase size.<\/p><\/div><\/div>\n<\/section>\n\n<section id=\"fibre\"><h2>9. Ch\u1ecdn 50\/125, 62,5\/125 hay 9\/125<\/h2><div class=\"table-wrap\"><table class=\"compact\"><caption>Th\u00f4ng s\u1ed1 s\u1ee3i quang c\u00f4ng b\u1ed1 trong PDF<\/caption><thead><tr><th>Fibre<\/th><th>Ki\u1ec3u<\/th><th>Suy hao @850<\/th><th>Suy hao @1300<\/th><th>BW @850<\/th><th>BW @1300<\/th><th>NA<\/th><th>Singlemode data<\/th><\/tr><\/thead><tbody><tr><td>50\/125<\/td><td>Graded-index multimode<\/td><td>\u22642,5 dB\/km @850<\/td><td>\u22640,7 dB\/km @1300<\/td><td>\u2265200 MHz\u00b7km @850<\/td><td>\u2265500 MHz\u00b7km @1300<\/td><td>0,200 \u00b10,015<\/td><td>\u2014<\/td><\/tr><tr><td>62,5\/125<\/td><td>Graded-index multimode<\/td><td>\u22643,0 dB\/km @850<\/td><td>\u22640,7 dB\/km @1300<\/td><td>\u2265200 MHz\u00b7km @850<\/td><td>\u2265500 MHz\u00b7km @1300<\/td><td>0,275 \u00b10,015<\/td><td>\u2014<\/td><\/tr><tr><td>9\/125<\/td><td>Step-index singlemode<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u22640,35 @1310; \u22640,24 @1550; dispersion \u22643\/\u226418 ps\/(nm\u00b7km)<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Ch\u1ecdn theo system, kh\u00f4ng ch\u1ecdn ch\u1ec9 v\u00ec singlemode c\u00f3 suy hao th\u1ea5p h\u01a1n<\/caption><thead><tr><th>Ti\u00eau ch\u00ed<\/th><th>50\/125 MM<\/th><th>62,5\/125 MM<\/th><th>9\/125 SM<\/th><\/tr><\/thead><tbody><tr><td>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td><td>LAN\/control kho\u1ea3ng c\u00e1ch ng\u1eafn\u2013trung<\/td><td>Legacy MM system<\/td><td>Kho\u1ea3ng c\u00e1ch d\u00e0i\/b\u0103ng th\u00f4ng cao<\/td><\/tr><tr><td>Wavelength trong b\u1ea3ng PDF<\/td><td>850\/1300 nm<\/td><td>850\/1300 nm<\/td><td>1310\/1550 nm<\/td><\/tr><tr><td>Attenuation PDF<\/td><td>\u22642,5 \/ \u22640,7 dB\/km<\/td><td>\u22643,0 \/ \u22640,7 dB\/km<\/td><td>\u22640,35 \/ \u22640,24 dB\/km<\/td><\/tr><tr><td>Bandwidth PDF<\/td><td>\u2265200 \/ \u2265500 MHz\u00b7km<\/td><td>\u2265200 \/ \u2265500 MHz\u00b7km<\/td><td>\u0110\u00e1nh gi\u00e1 b\u1eb1ng dispersion\/system bandwidth<\/td><\/tr><tr><td>Critical compatibility<\/td><td>Transceiver class, core diameter, launch condition<\/td><td>Legacy transceiver\/patching<\/td><td>OS1\/OS2 declaration, connector, wavelength<\/td><\/tr><tr><td>Kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3 \u0111\u1ecbnh<\/td><td>OM class n\u1ebfu PDF kh\u00f4ng n\u00eau<\/td><td>OM class n\u1ebfu PDF kh\u00f4ng n\u00eau<\/td><td>Bend-insensitive grade n\u1ebfu drawing kh\u00f4ng n\u00eau<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"audit\"><strong>Fibre count:<\/strong> PDF FO chu\u1ea9n kh\u00f4ng n\u00eau 6\/12\/18\/24 fibres. Nh\u1eefng count n\u00e0y xu\u1ea5t hi\u1ec7n \u1edf R-(N)TSCGEW\u00d6U+FO PDF, n\u00ean kh\u00f4ng chuy\u1ec3n sang FO chu\u1ea9n. V\u1edbi (N)TSCGEW\u00d6U FO, count, colour code, buffer type v\u00e0 spare fibres \u0111\u1ec1u l\u00e0 <span class=\"tbc\">TBC<\/span> \u0111\u1ebfn approved drawing.<\/div>\n<\/section>\n\n<section id=\"budget\"><h2>10. Optical link budget v\u00e0 dynamic margin<\/h2>\n<div class=\"figure\"><svg viewBox=\"0 0 1760 700\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"to do\"><title id=\"to\">Chu\u1ed7i suy hao quang t\u1eeb thi\u1ebft b\u1ecb \u0111\u1ebfn thi\u1ebft b\u1ecb<\/title><desc id=\"do\">S\u01a1 \u0111\u1ed3 link budget g\u1ed3m transmitter, pigtail, splice, moving cable, rotary joint v\u00e0 receiver.<\/desc><defs><marker id=\"ao\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#c89eff\"><\/path><\/marker><\/defs><rect width=\"1760\" height=\"700\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#59d9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">Optical link budget ph\u1ea3i t\u00ednh to\u00e0n tuy\u1ebfn, kh\u00f4ng ch\u1ec9 attenuation c\u1ee7a fibre<\/text><g font-family=\"Arial\"><path d=\"M180 350H1580\" stroke=\"#c89eff\" stroke-width=\"9\" marker-end=\"url(#ao)\"><\/path><g><rect x=\"75\" y=\"275\" width=\"220\" height=\"150\" rx=\"16\" fill=\"#0b1a22\" stroke=\"#7caef7\" stroke-width=\"6\"><\/rect><text x=\"116\" y=\"330\" fill=\"#7caef7\" font-size=\"23\" font-weight=\"700\">TX \/ Switch<\/text><text x=\"112\" y=\"370\" fill=\"#eaf7f8\" font-size=\"18\">launch power<\/text><text x=\"112\" y=\"400\" fill=\"#9db7c0\" font-size=\"17\">connector 1<\/text><\/g><g><rect x=\"365\" y=\"275\" width=\"220\" height=\"150\" rx=\"16\" fill=\"#0b1a22\" stroke=\"#f4c76a\" stroke-width=\"6\"><\/rect><text x=\"407\" y=\"330\" fill=\"#f4c76a\" font-size=\"23\" font-weight=\"700\">Splice \/ JB<\/text><text x=\"404\" y=\"370\" fill=\"#eaf7f8\" font-size=\"18\">splice loss<\/text><text x=\"404\" y=\"400\" fill=\"#9db7c0\" font-size=\"17\">launch fibre<\/text><\/g><g><rect x=\"655\" y=\"250\" width=\"320\" height=\"200\" rx=\"16\" fill=\"#0b1a22\" stroke=\"#c89eff\" stroke-width=\"6\"><\/rect><text x=\"705\" y=\"310\" fill=\"#c89eff\" font-size=\"23\" font-weight=\"700\">(N)TSCGEW\u00d6U FO<\/text><text x=\"705\" y=\"350\" fill=\"#eaf7f8\" font-size=\"18\">\u03b1 \u00d7 cable length<\/text><text x=\"705\" y=\"382\" fill=\"#eaf7f8\" font-size=\"18\">dynamic \u0394attenuation<\/text><text x=\"705\" y=\"414\" fill=\"#9db7c0\" font-size=\"17\">temperature + bend margin<\/text><\/g><g><rect x=\"1045\" y=\"275\" width=\"250\" height=\"150\" rx=\"16\" fill=\"#0b1a22\" stroke=\"#87e0b0\" stroke-width=\"6\"><\/rect><text x=\"1090\" y=\"330\" fill=\"#87e0b0\" font-size=\"23\" font-weight=\"700\">FORJ \/ Splice<\/text><text x=\"1090\" y=\"370\" fill=\"#eaf7f8\" font-size=\"18\">rotary-joint loss<\/text><text x=\"1090\" y=\"400\" fill=\"#9db7c0\" font-size=\"17\">connector 2<\/text><\/g><g><rect x=\"1365\" y=\"275\" width=\"250\" height=\"150\" rx=\"16\" fill=\"#0b1a22\" stroke=\"#7caef7\" stroke-width=\"6\"><\/rect><text x=\"1435\" y=\"330\" fill=\"#7caef7\" font-size=\"23\" font-weight=\"700\">RX \/ PLC<\/text><text x=\"1415\" y=\"370\" fill=\"#eaf7f8\" font-size=\"18\">receiver sensitivity<\/text><text x=\"1415\" y=\"400\" fill=\"#9db7c0\" font-size=\"17\">system margin<\/text><\/g><rect x=\"360\" y=\"525\" width=\"1040\" height=\"95\" rx=\"14\" fill=\"#0b1a22\" stroke=\"#59d9e8\"><\/rect><text x=\"405\" y=\"562\" fill=\"#59d9e8\" font-size=\"20\" font-weight=\"700\">Pass khi:<\/text><text x=\"520\" y=\"562\" fill=\"#eaf7f8\" font-size=\"19\">Ptx \u2212 \u03a3Loss \u2212 Engineering Margin \u2265 Receiver Sensitivity<\/text><text x=\"405\" y=\"596\" fill=\"#eaf7f8\" font-size=\"18\">OLTS x\u00e1c nh\u1eadn end-to-end loss; OTDR \u0111\u1ecbnh v\u1ecb splice\/bend\/event. Hai ph\u00e9p \u0111o kh\u00f4ng thay th\u1ebf nhau.<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 3. Link budget g\u1ed3m connector, splice, moving cable, FORJ v\u00e0 engineering margin. Ch\u1ec9 d\u00f9ng dB\/km c\u1ee7a datasheet s\u1ebd \u0111\u00e1nh gi\u00e1 thi\u1ebfu to\u00e0n h\u1ec7 th\u1ed1ng.<\/div><\/div>\n\n<div class=\"eq\">Loss<sub>total<\/sub> = \u03b1\u00b7L + \u03a3Loss<sub>connector<\/sub> + \u03a3Loss<sub>splice<\/sub> + Loss<sub>FORJ<\/sub> + Margin<sub>dynamic<\/sub> + Margin<sub>ageing<\/sub>\n\nPass: P<sub>TX,min<\/sub> \u2212 Loss<sub>total<\/sub> \u2265 Sensitivity<sub>RX<\/sub>\n\n\u03b1 d\u00f9ng \u0111\u00fang fibre\/wavelength. Dynamic margin kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u1eb1ng 0 cho reeling cable.<\/div>\n<h3>10.1 OLTS v\u00e0 OTDR tr\u1ea3 l\u1eddi hai c\u00e2u h\u1ecfi kh\u00e1c nhau<\/h3><div class=\"table-wrap\"><table class=\"compact\"><caption>Optical acceptance framework<\/caption><thead><tr><th>Ph\u00e9p \u0111o<\/th><th>Tr\u1ea3 l\u1eddi<\/th><th>\u0110i\u1ec1u ki\u1ec7n ghi nh\u1eadn<\/th><th>Kh\u00f4ng thay th\u1ebf<\/th><\/tr><\/thead><tbody><tr><td>OLTS<\/td><td>T\u1ed5ng suy hao end-to-end c\u00f3 pass link budget kh\u00f4ng?<\/td><td>Wavelength, direction, reference method, launch cord<\/td><td>Kh\u00f4ng ch\u1ec9 ra ch\u00ednh x\u00e1c v\u1ecb tr\u00ed event<\/td><\/tr><tr><td>OTDR<\/td><td>Event n\u1eb1m \u1edf \u0111\u00e2u v\u00e0 loss\/reflectance t\u1eebng event l\u00e0 g\u00ec?<\/td><td>Pulse width, IOR, launch\/receive fibres, wavelength<\/td><td>Kh\u00f4ng t\u1ef1 thay end-to-end OLTS<\/td><\/tr><tr><td>Continuity\/live monitoring<\/td><td>C\u00f3 \u0111\u1ee9t\/m\u1ea5t link trong cycling kh\u00f4ng?<\/td><td>Sampling rate v\u00e0 alarm threshold<\/td><td>Kh\u00f4ng cung c\u1ea5p full event trace<\/td><\/tr><tr><td>Before\/after comparison<\/td><td>Dynamic test c\u00f3 l\u00e0m suy hao t\u0103ng kh\u00f4ng?<\/td><td>C\u00f9ng setup\/reference\/temperature<\/td><td>Kh\u00f4ng h\u1ee3p l\u1ec7 n\u1ebfu \u0111\u1ed5i ph\u01b0\u01a1ng ph\u00e1p gi\u1eefa hai l\u1ea7n<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"termination\"><h2>11. Breakout v\u00e0 termination: t\u00e1ch ba h\u1ec7 m\u00e0 kh\u00f4ng truy\u1ec1n strain v\u00e0o FO<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Breakout l\u00e0 m\u1ed9t assembly \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf, kh\u00f4ng ph\u1ea3i ch\u1ec9 b\u00f3c v\u1ecf d\u00e0i h\u01a1n<\/caption><thead><tr><th>Zone<\/th><th>Power\/earth<\/th><th>Optical<\/th><th>Ki\u1ec3m so\u00e1t c\u01a1 h\u1ecdc<\/th><\/tr><\/thead><tbody><tr><td>Main cable entry<\/td><td>Gland\/bonding theo OD max<\/td><td>Kh\u00f4ng k\u1eb9p tr\u1ef1c ti\u1ebfp module quang<\/td><td>Main strain relief nh\u1eadn to\u00e0n b\u1ed9 line tension<\/td><\/tr><tr><td>Breakout<\/td><td>Gi\u1eef bend\/creepage\/semicon dimensions<\/td><td>Buffer protection v\u00e0 transition tube<\/td><td>Potting\/seal kh\u00f4ng \u00e9p micro-bend<\/td><\/tr><tr><td>MV termination<\/td><td>Stress control, screen\/earth connection<\/td><td>T\u00e1ch kh\u1ecfi heat\/tool zone<\/td><td>Kh\u00f4ng \u0111\u1ec3 termination nh\u1eadn pulling load<\/td><\/tr><tr><td>Optical splice box<\/td><td>C\u00e1ch ly MV, qu\u1ea3n l\u00fd slack<\/td><td>Splice tray, connector\/patch<\/td><td>Bend radius optical v\u00e0 service loop<\/td><\/tr><tr><td>Moving end<\/td><td>Flexible bonding v\u00e0 support<\/td><td>FO path theo neutral\/low-strain route<\/td><td>Anti-rotation clamp theo drawing<\/td><\/tr><tr><td>Environmental seal<\/td><td>Moisture ingress control<\/td><td>Seal buffer\/entry<\/td><td>Compatible compound v\u00e0 repair procedure<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"warning\"><strong>Kh\u00f4ng d\u00f9ng chung m\u1ed9t clamp cho m\u1ecdi l\u1edbp.<\/strong> Clamp qu\u00e1 ch\u1eb7t c\u00f3 th\u1ec3 gi\u1eef power cable nh\u01b0ng t\u1ea1o micro-bend trong optical module; clamp qu\u00e1 l\u1ecfng l\u1ea1i truy\u1ec1n tension v\u00e0o MV termination.<\/div>\n<\/section>\n\n<section id=\"installation\"><h2>12. L\u1eafp \u0111\u1eb7t v\u00e0 commissioning<\/h2>\n<ol class=\"checklist\"><li>\u0110\u1ed1i chi\u1ebfu drum label, full designation, U\u2080\/U, part number, phase\/earth size, fibre schedule v\u00e0 length.<\/li><li>\u0110o OD th\u1ef1c t\u1ea1i nhi\u1ec1u v\u1ecb tr\u00ed; x\u00e1c nh\u1eadn pulley \u226510D cho flexed route v\u00e0 \u22656D cho fixed section.<\/li><li>Ki\u1ec3m tra groove width, fleet angle, drum alignment, guide edge v\u00e0 direction of payout.<\/li><li>\u0110o baseline power continuity\/Rdc, earth continuity, insulation\/HV theo ITP; baseline OLTS\/OTDR tr\u01b0\u1edbc k\u00e9o.<\/li><li>Kh\u00f4ng xo\u1eafn c\u00e1p \u0111\u1ec3 \u201cch\u1ec9nh th\u1eb3ng\u201d; x\u1eed l\u00fd residual torque b\u1eb1ng payout method \u0111\u01b0\u1ee3c duy\u1ec7t.<\/li><li>Gi\u1eef minimum optical bend radius c\u1ee7a breakout\/module; kh\u00f4ng d\u00f9ng d\u00e2y r\u00fat t\u1ea1o \u0111i\u1ec3m \u00e9p.<\/li><li>Commissioning theo t\u1eebng c\u1ea5p speed\/load, ghi tension, temperature, shape\/pitch v\u00e0 live optical alarms.<\/li><li>L\u1eb7p OLTS\/OTDR sau pull, sau termination v\u00e0 sau dynamic run.<\/li><\/ol>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Stop-work criteria<\/caption><thead><tr><th>Hi\u1ec7n t\u01b0\u1ee3ng<\/th><th>D\u1eebng khi<\/th><th>\u0110i\u1ec1u tra<\/th><\/tr><\/thead><tbody><tr><td>Cork-screw\/bird-caging<\/td><td>OD\/pitch thay \u0111\u1ed5i ho\u1eb7c sheath ph\u1ed3ng<\/td><td>Lay torque, fleet angle, guide alignment, tension<\/td><\/tr><tr><td>Optical transient loss<\/td><td>V\u01b0\u1ee3t alarm\/acceptance trong bend\/reel<\/td><td>Macro\/micro-bend, FORJ, clamp, module strain<\/td><\/tr><tr><td>Hot spot<\/td><td>Temperature v\u01b0\u1ee3t model\/limit<\/td><td>Layer count, current, ventilation, contact\/bonding<\/td><\/tr><tr><td>Sheath abrasion\/cut<\/td><td>Braid\/inner sheath l\u1ed9 ho\u1eb7c damage t\u0103ng nhanh<\/td><td>Groove, sidewall pressure, edge, payout direction<\/td><\/tr><tr><td>Earth discontinuity<\/td><td>Resistance\/continuity b\u1ea5t th\u01b0\u1eddng<\/td><td>Conductor break, joint, bonding, termination<\/td><\/tr><tr><td>MV test instability<\/td><td>PD\/noise\/IR\/HV kh\u00f4ng \u0111\u1ea1t<\/td><td>Termination, moisture, semicon damage, test setup<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"fat\"><h2>13. FAT\/SAT cho integrated power + optical cable<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>FAT\/SAT ph\u1ea3i ki\u1ec3m tra t\u01b0\u01a1ng t\u00e1c \u0111i\u1ec7n\u2013c\u01a1\u2013quang<\/caption><thead><tr><th>Stage<\/th><th>Test<\/th><th>Recorded result<\/th><th>Acceptance source<\/th><\/tr><\/thead><tbody><tr><td>Document review<\/td><td>Drawing, BOM, fibre schedule, standards\/deviations<\/td><td>Revision + traceability<\/td><td>PO\/QAP<\/td><\/tr><tr><td>Dimensional<\/td><td>Conductor, insulation\/sheath thickness, OD, weight<\/td><td>Measured values\/tolerance<\/td><td>Approved drawing<\/td><\/tr><tr><td>Electrical routine\/type<\/td><td>Rdc, insulation\/HV, earth continuity; PD n\u1ebfu y\u00eau c\u1ea7u<\/td><td>Voltage\/time\/noise\/calibration\/result<\/td><td>QAP\/standard clause<\/td><\/tr><tr><td>Mechanical prototype<\/td><td>Tension, bend, torsion, reeling\/multi-plane cycling<\/td><td>Profile, cycles, temperature, damage<\/td><td>Project duty + qualification plan<\/td><\/tr><tr><td>Optical baseline<\/td><td>OLTS\/OTDR each fibre\/wavelength<\/td><td>Loss, event table, traces<\/td><td>Link budget\/FO schedule<\/td><\/tr><tr><td>Optical during dynamic<\/td><td>Live continuity\/attenuation trend<\/td><td>Peak\/transient\/permanent \u0394loss<\/td><td>Agreed dynamic threshold<\/td><\/tr><tr><td>Post-dynamic<\/td><td>Electrical + dimensional + OLTS\/OTDR repeat<\/td><td>Before\/after comparison<\/td><td>No damage; limits pass<\/td><\/tr><tr><td>Environmental<\/td><td>Cold, flame, oil\/UV\/ozone n\u1ebfu trong scope<\/td><td>Conditioning + measured property<\/td><td>Exact standard\/PO<\/td><\/tr><tr><td>SAT power<\/td><td>Continuity, bonding, insulation\/HV\/PD as specified<\/td><td>Signed site sheets<\/td><td>ITP<\/td><\/tr><tr><td>SAT optical<\/td><td>End-to-end OLTS\/OTDR including FORJ\/connectors<\/td><td>Final traces + margin<\/td><td>System link budget<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"note\"><strong>Acceptance threshold:<\/strong> PDF cung c\u1ea5p intrinsic fibre values nh\u01b0ng kh\u00f4ng cung c\u1ea5p connector loss, splice loss, dynamic \u0394attenuation ho\u1eb7c OTDR event thresholds. C\u00e1c gi\u00e1 tr\u1ecb n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ed1t trong project QAP\/link budget, kh\u00f4ng t\u1ef1 \u0111i\u1ec1n.<\/div>\n<\/section>\n\n<section id=\"selection\"><h2>14. Ma tr\u1eadn ch\u1ecdn variant<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Ch\u1ecdn family\/variant tr\u01b0\u1edbc khi ch\u1ecdn phase size<\/caption><thead><tr><th>Duty<\/th><th>Shortlist<\/th><th>L\u00fd do<\/th><th>\u0110i\u1ec1u ki\u1ec7n lo\u1ea1i tr\u1eeb<\/th><\/tr><\/thead><tbody><tr><td>3,6\/6 ho\u1eb7c 6\/10 kV reel + data<\/td><td>(N)TSCGEW\u00d6U FO<\/td><td>3+2+FO, anti-torsion braid, FO values c\u00f4ng b\u1ed1<\/td><td>Fibre count\/speed\/torsion ch\u01b0a x\u00e1c nh\u1eadn<\/td><\/tr><tr><td>Reduced OD\/high-speed monospiral<\/td><td>R-(N)TSCGEW\u00d6U + FO<\/td><td>Reduced dimension, r\u1ed9ng voltage\/count options<\/td><td>Ph\u1ea3i d\u00f9ng \u0111\u00fang R-FO matrix; kh\u00f4ng ho\u00e1n OD<\/td><\/tr><tr><td>MV reel kh\u00f4ng c\u1ea7n data<\/td><td>TSCGEW\u00d6U variant ph\u00f9 h\u1ee3p<\/td><td>Kh\u00f4ng mang optical complexity kh\u00f4ng c\u1ea7n thi\u1ebft<\/td><td>Ki\u1ec3m tra base\/ATB duty<\/td><\/tr><tr><td>Permanent salty\/brackish immersion<\/td><td>TSCGEW\u00d6U Submersible<\/td><td>EPR\/CM waterproof system \u0111\u1ebfn 300 m<\/td><td>Kh\u00f4ng c\u00f3 FO m\u1eb7c \u0111\u1ecbnh<\/td><\/tr><tr><td>Tunnel halogen-free<\/td><td>TSCGEW\u00d6U ZH ho\u1eb7c family kh\u00e1c theo duty<\/td><td>PU halogen-free variant<\/td><td>FO chu\u1ea9n rubber \u0111\u1ecf kh\u00f4ng \u0111\u01b0\u1ee3c PDF n\u00eau ZH<\/td><\/tr><tr><td>12\/20 kV + FO<\/td><td>R-FO\/custom qualified solution<\/td><td>FO chu\u1ea9n PDF ch\u1ec9 \u0111\u1ebfn 6\/10 kV<\/td><td>Kh\u00f4ng t\u1ef1 n\u00e2ng voltage c\u1ee7a A7HF FO<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"rfq\"><h2>15. RFQ-ready data<\/h2>\n<div class=\"calc\">1. Full designation \/ variant: ______________________________________\n2. U\u2080\/U\/Um, system earthing, fault Ik\/t: ____________________________\n3. Phase size; two-earth size; conductor material: _________________\n4. Fibre count\/type\/colour code\/wavelength: ________________________\n5. Connector\/splice\/FORJ\/link budget: ______________________________\n6. Drum core\/flange\/width\/layers and pulley\/guide: __________________\n7. Speed\/acceleration\/jerk\/tension\/fleet angle\/torsion: _____________\n8. Deflection planes, cycles, service life, duty factor: ____________\n9. Fixed\/moving ambient; water\/oil\/UV\/ozone\/chemicals: ______________\n10. OD\/weight\/Rmin\/tensile\/ampacity constraints: ____________________\n11. Electrical FAT\/SAT and PD requirement: _________________________\n12. OLTS\/OTDR\/dynamic optical acceptance: __________________________<\/div>\n<\/section>\n\n<section id=\"faq\"><h2>16. FAQ, d\u1eef li\u1ec7u TBC v\u00e0 ngu\u1ed3n<\/h2>\n<div class=\"grid\"><div class=\"card\"><h3>FO c\u00f3 bao nhi\u00eau s\u1ee3i?<\/h3><p>PDF chu\u1ea9n ch\u1ec9 n\u00eau lo\u1ea1i fibre, kh\u00f4ng n\u00eau count. Count ph\u1ea3i theo quotation\/drawing; kh\u00f4ng l\u1ea5y 6\/12\/18\/24 c\u1ee7a R-FO g\u1eafn sang.<\/p><\/div><div class=\"card\"><h3>T\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a?<\/h3><p>PDF m\u00f4 t\u1ea3 high reeling speed nh\u01b0ng kh\u00f4ng cho m\/min. C\u1ea7n motion envelope v\u00e0 qualification c\u1ee7a m\u00e3 cu\u1ed1i.<\/p><\/div><div class=\"card\"><h3>C\u00f3 ch\u1ecbu \u00b125\u00b0\/m?<\/h3><p>Con s\u1ed1 \u0111\u00f3 xu\u1ea5t hi\u1ec7n trong base PDF, kh\u00f4ng ph\u1ea3i FO PDF. FO torsion rating l\u00e0 TBC n\u1ebfu drawing\/test kh\u00f4ng n\u00eau.<\/p><\/div><div class=\"card\"><h3>C\u00f3 ng\u00e2m 300 m?<\/h3><p>Kh\u00f4ng m\u1eb7c \u0111\u1ecbnh. 300 m thu\u1ed9c submersible variant v\u1edbi EPR\/CM waterproof sheath.<\/p><\/div><div class=\"card\"><h3>6\/10 kV c\u00f3 150 mm\u00b2?<\/h3><p>Kh\u00f4ng trong dimension table hi\u1ec7n t\u1ea1i. H\u00e0ng ampacity 150 kh\u00f4ng t\u1ea1o th\u00e0nh m\u1ed9t part number.<\/p><\/div><div class=\"card\"><h3>OTDR c\u00f3 thay OLTS?<\/h3><p>Kh\u00f4ng. OTDR \u0111\u1ecbnh v\u1ecb event; OLTS x\u00e1c nh\u1eadn end-to-end loss. FAT\/SAT n\u00ean d\u00f9ng c\u1ea3 hai.<\/p><\/div><\/div>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Kh\u00f4ng bi\u1ebfn TBC th\u00e0nh claim th\u01b0\u01a1ng m\u1ea1i<\/caption><thead><tr><th>Tr\u01b0\u1eddng TBC<\/th><th>V\u00ec sao ch\u01b0a \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1<\/th><th>C\u00e1ch \u0111\u00f3ng<\/th><\/tr><\/thead><tbody><tr><td>Fibre count\/buffer\/colour<\/td><td>FO PDF ch\u1ec9 n\u00eau fibre types<\/td><td>Approved construction + FO schedule<\/td><\/tr><tr><td>Maximum speed<\/td><td>Ch\u1ec9 m\u00f4 t\u1ea3 high speed<\/td><td>Dynamic qualification theo machine<\/td><\/tr><tr><td>Maximum torsion \u00b0\/m<\/td><td>FO PDF kh\u00f4ng cho s\u1ed1<\/td><td>Torsion\/cycling test<\/td><\/tr><tr><td>Acceleration\/jerk\/cycles<\/td><td>Kh\u00f4ng c\u00f3<\/td><td>Motion envelope + life test<\/td><\/tr><tr><td>Oil\/UV\/ozone limits<\/td><td>FO PDF kh\u00f4ng li\u1ec7t k\u00ea<\/td><td>Material\/full cable tests<\/td><\/tr><tr><td>Permanent immersion depth<\/td><td>Kh\u00f4ng thu\u1ed9c FO standard<\/td><td>Ch\u1ecdn submersible\/custom hybrid + pressure test<\/td><\/tr><tr><td>Dynamic \u0394attenuation<\/td><td>Kh\u00f4ng c\u00f3 threshold<\/td><td>Project optical QAP<\/td><\/tr><tr><td>PD acceptance<\/td><td>Kh\u00f4ng c\u00f3 trong PDF<\/td><td>Project HV\/PD procedure<\/td><\/tr><tr><td>CPR\/bundle flame<\/td><td>Baseline ch\u1ec9 IEC\/EN 60332-1-2<\/td><td>Certificate c\u1ee7a exact construction<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>Ngu\u1ed3n ch\u00ednh<\/h3><ul><li><a href=\"https:\/\/www.elandcables.com\/media\/mtvnxskm\/n-tscgewou-3-6-6kv-and-6-10kv-fo-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">(N)TSCGEW\u00d6U 3,6\/6 & 6\/10 kV FO \u2014 official technical datasheet<\/a>: application, construction, 13 dimensions, ampacity, voltage drop, FO data v\u00e0 derating.<\/li><li><a href=\"https:\/\/www.elandcables.com\/cables\/ntscgewou-cable\" target=\"_blank\" rel=\"noopener\">(N)TSCGEW\u00d6U family page<\/a>: variant boundaries v\u00e0 family applications.<\/li><li><a href=\"https:\/\/www.elandcables.com\/media\/2wgh1o0s\/n-tscgewoeu-mv-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">Base (N)TSCGEW\u00d6U PDF<\/a>, <a href=\"https:\/\/www.elandcables.com\/media\/g1zhbzkx\/r-n-tscgewoeu-plus-fo-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">R-(N)TSCGEW\u00d6U + FO PDF<\/a>, <a href=\"https:\/\/www.elandcables.com\/media\/plddl4je\/n-tscgewoeu-3-6-6kv-and-6-10kv-submersible-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">Submersible PDF<\/a>: ch\u1ec9 d\u00f9ng \u0111\u1ec3 ph\u00e2n bi\u1ec7t variant, kh\u00f4ng tr\u1ed9n th\u00f4ng s\u1ed1.<\/li><\/ul>\n<p class=\"audit\"><strong>Source responsibility:<\/strong> s\u1ed1 li\u1ec7u product-specific trong b\u00e0i \u0111\u1ebfn t\u1eeb c\u00e1c ngu\u1ed3n tr\u00ean. Gi\u00e1 tr\u1ecb Feichun cu\u1ed1i c\u00f9ng ph\u1ea3i g\u1eafn v\u1edbi quotation, approved drawing, fibre schedule, QAP v\u00e0 qualification report c\u1ee7a \u0111\u00fang c\u1ea5u tr\u00fac.<\/p>\n<\/section><\/main>\n<footer><div class=\"wrap\"><h2>Feichun Cable \u00b7 (N)TSCGEW\u00d6U FO engineering support<\/h2><p>G\u1eedi electrical duty, drum\/pulley geometry, motion profile v\u00e0 optical link budget; Feichun s\u1ebd x\u00e1c nh\u1eadn c\u1ea5u h\u00ecnh power\/earth\/FO, OD, thermal state, termination v\u00e0 FAT\/SAT tr\u01b0\u1edbc khi b\u00e1o gi\u00e1.<\/p><div class=\"contact\"><div><strong>\u0110i\u1ec7n tho\u1ea1i<\/strong><br>+86 13855123218<\/div><div><strong>Email k\u1ef9 thu\u1eadt<\/strong><br><a href=\"mailto:Tech@feichuncables.com\">Tech@feichuncables.com<\/a><\/div><\/div><p class=\"footnote\">\u98de\u7eaf\u7535\u7f06 \u00b7 Feichun Cable \u2014 MV reeling \u00b7 mining \u00b7 optical fibre \u00b7 integrated testing. Th\u00f4ng s\u1ed1 cu\u1ed1i c\u00f9ng theo quotation, approved drawing v\u00e0 QAP.<\/p><\/div><\/footer>\n","protected":false},"excerpt":{"rendered":"\u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec7n\u2013c\u01a1\u2013quang \u0111\u1ed3ng tr\u1ee5c cho reeling duty kh\u1eafc nghi\u1ec7t, kh\u00f4ng ph\u1ea3i c\u00e1p ngu\u1ed3n g\u1eafn th\u00eam m\u1ed9t \u1ed1ng quang. Thi\u1ebft k\u1ebf 3+2+FO ph\u1ea3i \u0111\u1ed3ng th\u1eddi ki\u1ec3m so\u00e1t \u0111i\u1ec7n tr\u01b0\u1eddng MV, earth-fault path, t\u1ea3i k\u00e9o, u\u1ed1n \u0111a m\u1eb7t ph\u1eb3ng, xo\u1eafn, t\u00edch nhi\u1ec7t tr\u00ean tang v\u00e0 suy hao quang trong su\u1ed1t chu k\u1ef3 chuy\u1ec3n \u0111\u1ed9ng.","protected":false},"author":1,"featured_media":26737,"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":[66,464],"tags":[16,17],"class_list":["post-26736","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","category-flexible-cables-with-high-bending-life-and-fatigue-resistance","tag-din-vde-0250","tag-reeling-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26736","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=26736"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26736\/revisions"}],"predecessor-version":[{"id":26739,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26736\/revisions\/26739"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/26737"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=26736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=26736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=26736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}