{"id":26727,"date":"2026-08-17T13:52:29","date_gmt":"2026-08-17T05:52:29","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=26727"},"modified":"2026-08-17T13:52:33","modified_gmt":"2026-08-17T05:52:33","slug":"cai-tien-dac-biet-cua-feichun-cable-cho-cap-n3ghsshch","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/cai-tien-dac-biet-cua-feichun-cable-cho-cap-n3ghsshch\/","title":{"rendered":"C\u1ea3i ti\u1ebfn \u0111\u1eb7c bi\u1ec7t c\u1ee7a Feichun Cable cho c\u00e1p (N)3GHSSHCH"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"3a4646\" data-has-transparency=\"false\" style=\"--dominant-color: #3a4646;\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"584\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" src=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-1200x584.avif\" alt=\"\" class=\"wp-image-26728 not-transparent\" title=\"\" srcset=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-1200x584.avif 1200w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-300x146.avif 300w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-768x374.avif 768w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-1536x748.avif 1536w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-400x195.avif 400w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-800x389.avif 800w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-832x405.avif 832w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884-1248x608.avif 1248w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1884.avif 1559w\" \/><\/figure>\n\n\n\n<meta charset=\"utf-8\"><meta name=\"viewport\" content=\"width=device-width,initial-scale=1\">\n<title>C\u1ea3i ti\u1ebfn \u0111\u1eb7c bi\u1ec7t c\u1ee7a Feichun Cable cho (N)3GHSSHCH | Engineering Guide<\/title>\n<meta name=\"description\" content=\"Ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u v\u1ec1 c\u00e1c g\u00f3i c\u1ea3i ti\u1ebfn Feichun Cable cho c\u00e1p (N)3GHSSHCH: ch\u1ed1ng xo\u1eafn, ch\u1ed1ng n\u01b0\u1edbc, cold-flex, LSZH fire performance, screen\/monitoring, PD control, FO\/DTS, qualification v\u00e0 FAT\/SAT.\">\n<meta name=\"keywords\" content=\"Feichun Cable,N3GHSSHCH,c\u1ea3i ti\u1ebfn c\u00e1p m\u1ecf,c\u00e1p trung \u00e1p LSZH,c\u00e1p \u0111\u01b0\u1eddng h\u1ea7m,water blocking,anti torsion,partial discharge,monitoring cable\">\n<meta name=\"robots\" content=\"index,follow,max-image-preview:large\"><link rel=\"canonical\" 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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\":\"C\u1ea3i ti\u1ebfn \u0111\u1eb7c bi\u1ec7t c\u1ee7a Feichun Cable cho (N)3GHSSHCH\",\"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 Custom MV mining cable engineering<\/div><h1>C\u1ea3i ti\u1ebfn \u0111\u1eb7c bi\u1ec7t c\u1ee7a Feichun Cable cho c\u00e1p (N)3GHSSHCH<\/h1>\n<p class=\"lead\">Feichun kh\u00f4ng coi \u201ccustomised\u201d l\u00e0 \u0111\u1ed5i m\u00e0u v\u1ecf ho\u1eb7c th\u00eam m\u1ed9t l\u1edbp b\u0103ng. Ch\u00fang t\u00f4i b\u1eaft \u0111\u1ea7u t\u1eeb failure mode c\u1ee7a m\u00e1y \u0111\u00e0o h\u1ea7m, b\u0103ng t\u1ea3i ng\u1ea7m v\u00e0 thi\u1ebft b\u1ecb MV: strain truy\u1ec1n v\u00e0o copper, xo\u1eafn t\u00edch l\u0169y, n\u01b0\u1edbc lan d\u1ecdc, interface b\u00e1n d\u1eabn kh\u00f4ng \u1ed5n \u0111\u1ecbnh, screen kh\u00f4ng \u0111\u1ee7 fault duty, v\u1ecf LSZH m\u00e0i m\u00f2n v\u00e0 h\u1ec7 monitoring thi\u1ebfu d\u1ef1 ph\u00f2ng. M\u1ed7i c\u1ea3i ti\u1ebfn b\u00ean d\u01b0\u1edbi l\u00e0 m\u1ed9t package k\u1ef9 thu\u1eadt c\u00f3 \u0111\u1ea7u v\u00e0o, t\u00e1c \u0111\u1ed9ng, gi\u1edbi h\u1ea1n v\u00e0 qualification ri\u00eang.<\/p>\n<div class=\"badges\"><span class=\"badge\">3,6\/6\u201312\/20 kV baseline<\/span><span class=\"badge\">FC-MECH<\/span><span class=\"badge\">FC-WB<\/span><span class=\"badge\">FC-COLD<\/span><span class=\"badge\">FC-FIRE+<\/span><span class=\"badge\">FC-EMC\/GC<\/span><span class=\"badge\">FC-PD<\/span><span class=\"badge\">FC-FO\/DTS<\/span><\/div>\n<div class=\"metrics\"><div class=\"metric\"><b>26 baseline sizes<\/b>OD \u00b7 weight \u00b7 tensile \u0111\u01b0\u1ee3c gi\u1eef \u0111\u1ec3 audit<\/div><div class=\"metric\"><b>9 option packages<\/b>kh\u00f4ng tr\u1ed9n claim gi\u1eefa c\u00e1c package<\/div><div class=\"metric\"><b>5 Design Gates<\/b>t\u1eeb duty freeze \u0111\u1ebfn release<\/div><div class=\"metric\"><b>TBC \u2260 guaranteed<\/b>kh\u00f4ng ph\u00e1t h\u00e0nh s\u1ed1 ch\u01b0a qualification<\/div><\/div><\/div><\/header>\n<main class=\"wrap\"><nav class=\"toc\"><strong>M\u1ee5c l\u1ee5c<\/strong><ol><li><a href=\"#position\">C\u00e1ch Feichun \u0111\u1ecbnh ngh\u0129a \u201cc\u1ea3i ti\u1ebfn\u201d<\/a><\/li><li><a href=\"#baseline\">Baseline kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m y\u1ebfu \u0111i<\/a><\/li><li><a href=\"#failure\">Failure modes c\u1ea7n gi\u1ea3i quy\u1ebft<\/a><\/li><li><a href=\"#packages\">Ch\u00edn package c\u1ea3i ti\u1ebfn<\/a><\/li><li><a href=\"#mechanical\">FC-MECH<\/a><\/li><li><a href=\"#water\">FC-WB<\/a><\/li><li><a href=\"#electrical\">FC-PD v\u00e0 FC-EMC\/GC<\/a><\/li><li><a href=\"#compound\">FC-COLD, FIRE+, SHEATH<\/a><\/li><li><a href=\"#optical\">FC-FO\/DTS v\u00e0 traceability<\/a><\/li><li><a href=\"#dimensions\">K\u00edch th\u01b0\u1edbc baseline<\/a><\/li><li><a href=\"#thermal\">Ampacity v\u00e0 thermal re-check<\/a><\/li><li><a href=\"#calculation\">T\u00ednh to\u00e1n b\u1eaft bu\u1ed9c<\/a><\/li><li><a href=\"#qualification\">Qualification &amp; FAT\/SAT<\/a><\/li><li><a href=\"#configuration\">C\u1ea5u h\u00ecnh theo duty<\/a><\/li><li><a href=\"#rfq\">RFQ \/ FAQ \/ ngu\u1ed3n<\/a><\/li><\/ol><\/nav>\n\n<section id=\"position\"><h2>1. \u201cC\u1ea3i ti\u1ebfn\u201d l\u00e0 controlled deviation, kh\u00f4ng ph\u1ea3i claim t\u1ef1 do<\/h2>\n<blockquote>M\u1ed9t thay \u0111\u1ed5i ch\u1ec9 l\u00e0 c\u1ea3i ti\u1ebfn khi gi\u1ea3m \u0111\u01b0\u1ee3c risk \u0111\u00e3 x\u00e1c \u0111\u1ecbnh m\u00e0 kh\u00f4ng l\u00e0m suy y\u1ebfu \u0111i\u1ec7n tr\u01b0\u1eddng, nhi\u1ec7t, kh\u1ea3 n\u0103ng u\u1ed1n, fault path, LSZH performance ho\u1eb7c kh\u1ea3 n\u0103ng k\u1ebft th\u00fac \u0111\u1ea7u c\u00e1p.<\/blockquote>\n<div class=\"grid\"><div class=\"card green\"><h3>Gi\u1eef baseline<\/h3><p>\u0110i\u1ec7n \u00e1p, c\u1ea5u h\u00ecnh 3+3+3+\u00dcL, semiconductive interfaces, individual copper screen, hai inner sheath, monitoring screen, SWB v\u00e0 LSZH outer sheath l\u00e0 \u0111i\u1ec3m xu\u1ea5t ph\u00e1t.<\/p><\/div><div class=\"card amber\"><h3>Thay \u0111\u1ed5i c\u00f3 m\u1ee5c ti\u00eau<\/h3><p>M\u1ed7i package ph\u1ea3i g\u1eafn v\u1edbi failure mode: n\u01b0\u1edbc, xo\u1eafn, l\u1ea1nh, m\u00e0i m\u00f2n, PD, earth fault, monitoring ho\u1eb7c optical data.<\/p><\/div><div class=\"card red\"><h3>\u0110\u00f3ng b\u0103ng b\u1eb1ng h\u1ed3 s\u01a1<\/h3><p>N\u1ebfu thay \u0111\u1ed5i l\u1edbn l\u00e0m c\u1ea5u tr\u00fac l\u1ec7ch normative type, s\u1ea3n ph\u1ea9m ph\u1ea3i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 <strong>(N)3GHSSHCH-type \/ Feichun custom derivative<\/strong>, kh\u00f4ng c\u1ed1 gi\u1eef t\u00ean chu\u1ea9n b\u1eb1ng marketing.<\/p><\/div><\/div>\n<div class=\"note\"><span class=\"base\">BASELINE<\/span> trong b\u00e0i l\u00e0 d\u1eef li\u1ec7u c\u00f4ng b\u1ed1 c\u1ee7a ngu\u1ed3n tham chi\u1ebfu. <span class=\"option\">FEICHUN OPTION<\/span> l\u00e0 kh\u1ea3 n\u0103ng thi\u1ebft k\u1ebf c\u00f3 \u0111i\u1ec1u ki\u1ec7n. <span class=\"tbc\">TBC<\/span> l\u00e0 m\u1ee5c ti\u00eau ch\u01b0a \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh cho m\u1ed9t m\u00e3 c\u1ee5 th\u1ec3.<\/div>\n\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\">So s\u00e1nh m\u1eb7t c\u1eaft baseline v\u00e0 c\u1ea5u h\u00ecnh c\u1ea3i ti\u1ebfn Feichun<\/title><desc id=\"dc\">Hai m\u1eb7t c\u1eaft ch\u1ee9c n\u0103ng th\u1ec3 hi\u1ec7n l\u1edbp baseline v\u00e0 c\u00e1c l\u1edbp t\u00f9y ch\u1ecdn ch\u1ed1ng n\u01b0\u1edbc, ch\u1ecbu l\u1ef1c, monitoring k\u00e9p v\u00e0 optical module.<\/desc><defs><pattern id=\"cuc\" width=\"14\" height=\"14\" patternUnits=\"userSpaceOnUse\"><rect width=\"14\" height=\"14\" fill=\"#a95e2f\"><\/rect><circle cx=\"4\" cy=\"4\" r=\"2.1\" fill=\"#f2c28f\"><\/circle><circle cx=\"11\" cy=\"10\" r=\"2.1\" fill=\"#f2c28f\"><\/circle><\/pattern><g id=\"pc\"><circle r=\"91\" fill=\"#15191b\" stroke=\"#efc56a\" stroke-width=\"10\" stroke-dasharray=\"8 5\"><\/circle><circle r=\"72\" fill=\"#503637\" stroke=\"#1d2022\" stroke-width=\"9\"><\/circle><circle r=\"38\" fill=\"url(#cuc)\" stroke=\"#d69659\" stroke-width=\"4\"><\/circle><\/g><g id=\"ec\"><circle r=\"30\" fill=\"#e4c54d\" stroke=\"#86e0af\" stroke-width=\"5\"><\/circle><circle r=\"15\" fill=\"url(#cuc)\"><\/circle><\/g><\/defs><rect width=\"1760\" height=\"930\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#5bd9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">Baseline (N)3GHSSHCH v\u00e0 ki\u1ebfn tr\u00fac Feichun t\u00f9y ch\u1ecdn<\/text>\n<g font-family=\"Arial\"><g transform=\"translate(405 485)\"><circle r=\"325\" fill=\"#090b0d\" stroke=\"#747e82\" stroke-width=\"22\"><\/circle><circle r=\"294\" fill=\"none\" stroke=\"#b1b9bc\" stroke-width=\"12\" stroke-dasharray=\"8 5\"><\/circle><circle r=\"274\" fill=\"#1c333d\" stroke=\"#4f6770\" stroke-width=\"17\"><\/circle><circle r=\"247\" fill=\"none\" stroke=\"#d08a4f\" stroke-width=\"9\" stroke-dasharray=\"7 5\"><\/circle><circle r=\"232\" fill=\"#29424b\" stroke=\"#58717a\" stroke-width=\"11\"><\/circle><path d=\"M0-195L169 98L-169 98Z\" fill=\"#344b54\"><\/path><use href=\"#pc\" transform=\"translate(0 -126)\"><\/use><use href=\"#pc\" transform=\"translate(-113 72)\"><\/use><use href=\"#pc\" transform=\"translate(113 72)\"><\/use><use href=\"#ec\" transform=\"translate(-172 -105)\"><\/use><use href=\"#ec\" transform=\"translate(172 -105)\"><\/use><use href=\"#ec\" transform=\"translate(0 210)\"><\/use><g fill=\"#eaf7f8\" stroke=\"#5e7279\" stroke-width=\"4\"><circle cx=\"-33\" cy=\"12\" r=\"19\"><\/circle><circle cx=\"33\" cy=\"12\" r=\"19\"><\/circle><circle cy=\"65\" r=\"19\"><\/circle><\/g><text x=\"-185\" y=\"-365\" fill=\"#7faef8\" font-size=\"28\" font-weight=\"700\">BASELINE PUBLISHED<\/text><text x=\"-255\" y=\"385\" fill=\"#eaf7f8\" font-size=\"18\">3 phase + 3 earth + 3 control + \u00dcL \u00b7 LSZH \u00d73 \u00b7 SWB<\/text><\/g>\n<g transform=\"translate(1150 485)\"><circle r=\"325\" fill=\"#090b0d\" stroke=\"#505b60\" stroke-width=\"22\"><\/circle><circle r=\"302\" fill=\"none\" stroke=\"#caa0ff\" stroke-width=\"11\" stroke-dasharray=\"14 7\"><\/circle><circle r=\"282\" fill=\"#1c333d\" stroke=\"#5bd9e8\" stroke-width=\"17\"><\/circle><circle r=\"258\" fill=\"none\" stroke=\"#f4c769\" stroke-width=\"10\" stroke-dasharray=\"7 5\"><\/circle><circle r=\"242\" fill=\"#29424b\" stroke=\"#87e0af\" stroke-width=\"12\"><\/circle><path d=\"M0-195L169 98L-169 98Z\" fill=\"#344b54\" stroke=\"#87e0af\" stroke-width=\"5\" stroke-dasharray=\"9 5\"><\/path><use href=\"#pc\" transform=\"translate(0 -126)\"><\/use><use href=\"#pc\" transform=\"translate(-113 72)\"><\/use><use href=\"#pc\" transform=\"translate(113 72)\"><\/use><use href=\"#ec\" transform=\"translate(-172 -105)\"><\/use><use href=\"#ec\" transform=\"translate(172 -105)\"><\/use><use href=\"#ec\" transform=\"translate(0 210)\"><\/use><g fill=\"#eaf7f8\" stroke=\"#5e7279\" stroke-width=\"4\"><circle cx=\"-42\" cy=\"8\" r=\"18\"><\/circle><circle cx=\"42\" cy=\"8\" r=\"18\"><\/circle><circle cy=\"62\" r=\"18\"><\/circle><\/g><circle cy=\"-10\" r=\"13\" fill=\"#87e0af\"><\/circle><circle cy=\"130\" r=\"28\" fill=\"#11171a\" stroke=\"#caa0ff\" stroke-width=\"7\"><\/circle><g fill=\"#a6e9ff\"><circle cx=\"-9\" cy=\"124\" r=\"5\"><\/circle><circle cx=\"9\" cy=\"124\" r=\"5\"><\/circle><circle cy=\"139\" r=\"5\"><\/circle><\/g><text x=\"-205\" y=\"-365\" fill=\"#87e0af\" font-size=\"28\" font-weight=\"700\">FEICHUN OPTION STACK<\/text><text x=\"-280\" y=\"385\" fill=\"#eaf7f8\" font-size=\"18\">Water block \u00b7 load sharing \u00b7 dual monitor \u00b7 FO\/DTS \u00b7 enhanced sheath<\/text><\/g>\n<g font-size=\"18\"><rect x=\"720\" y=\"785\" width=\"320\" height=\"88\" rx=\"12\" fill=\"#0c1b23\" stroke=\"#f4c769\"><\/rect><text x=\"748\" y=\"817\" fill=\"#f4c769\" font-weight=\"700\">Quan tr\u1ecdng<\/text><text x=\"748\" y=\"846\" fill=\"#eaf7f8\">C\u00e1c v\u00f2ng m\u00e0u l\u00e0 option packages,<\/text><text x=\"748\" y=\"870\" fill=\"#eaf7f8\">kh\u00f4ng ph\u1ea3i c\u1ea5u tr\u00fac ti\u00eau chu\u1ea9n m\u1eb7c \u0111\u1ecbnh.<\/text><\/g><\/g><\/svg><div class=\"caption\">H\u00ecnh 1. So s\u00e1nh ki\u1ebfn tr\u00fac ch\u1ee9c n\u0103ng. M\u1eb7t c\u1eaft Feichun b\u00ean ph\u1ea3i l\u00e0 \u201cdesign space\u201d, kh\u00f4ng ph\u1ea3i m\u1ed9t m\u00e3 h\u00e0ng \u0111\u00e3 ph\u00e1t h\u00e0nh; package cu\u1ed1i c\u00f9ng ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00f3ng b\u0103ng b\u1eb1ng drawing.<\/div><\/div>\n\n<\/section>\n\n<section id=\"baseline\"><h2>2. Baseline k\u1ef9 thu\u1eadt m\u00e0 c\u1ea5u h\u00ecnh Feichun ph\u1ea3i b\u1ea3o to\u00e0n ho\u1eb7c ch\u1ee9ng minh l\u1ea1i<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Baseline t\u1eeb hai PDF 3GHSSHCH<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>Baseline \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1<\/th><th>\u00dd ngh\u0129a v\u1edbi c\u1ea3i ti\u1ebfn<\/th><\/tr><\/thead><tbody><tr><td>\u1ee8ng d\u1ee5ng<\/td><td>Ngu\u1ed3n m\u1ec1m cho thi\u1ebft b\u1ecb MV trong tunnelling\/underground mining; indoor\/outdoor<\/td><td>M\u1ecdi package ph\u1ea3i ph\u00f9 h\u1ee3p m\u00f4i tr\u01b0\u1eddng m\u1ecf\/\u0111\u01b0\u1eddng h\u1ea7m<\/td><\/tr><tr><td>U\u2080\/U<\/td><td>3,6\/6; 6\/10; 8,7\/15; 12\/20 kV<\/td><td>Kh\u00f4ng d\u00f9ng m\u1ed9t insulation design cho m\u1ecdi c\u1ea5p kV<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p th\u1eed<\/td><td>11; 17; 24; 29 kV<\/td><td>HV\/PD plan ph\u1ea3i theo \u0111\u00fang c\u1ea5p<\/td><\/tr><tr><td>Nhi\u1ec7t \u0111\u1ed9<\/td><td>T\u0129nh \u221240\u2026+80\u00b0C; flexed +5\u2026+80\u00b0C<\/td><td>Cold-flex d\u01b0\u1edbi +5\u00b0C l\u00e0 option c\u1ea7n qualification<\/td><\/tr><tr><td>Rmin<\/td><td>T\u0129nh 6D; flexed 10D<\/td><td>Kh\u00f4ng gi\u1ea3m Rmin n\u1ebfu ch\u01b0a c\u00f3 fatigue test<\/td><\/tr><tr><td>Conductor<\/td><td>Class 5 Cu; control Class 5 tinned Cu<\/td><td>Tinned phase option l\u00e0m thay \u0111\u1ed5i Rdc\/OD\/process<\/td><\/tr><tr><td>C\u1ea5u tr\u00fac<\/td><td>3 phase + 3 earth + 3 control + \u00dcL<\/td><td>Dual monitor\/FO l\u00e0m \u0111\u1ed5i geometry<\/td><\/tr><tr><td>V\u1ecf v\u00e0 gi\u00e1p<\/td><td>LSZH inner \u00d72; monitoring copper screen; SWB; LSZH outer<\/td><td>Water block\/load member ph\u1ea3i kh\u00f4ng ph\u00e1 bend\/strip\/heat path<\/td><\/tr><tr><td>Ti\u00eau chu\u1ea9n ngu\u1ed3n<\/td><td>VDE 0250 Part 605; VDE 0295\/EN 60228 ho\u1eb7c VDE 0207; IEC\/EN 60332-1-2; IEC\/EN 60754-1\/2<\/td><td>Enhanced claims ph\u1ea3i c\u00f3 test ri\u00eang; kh\u00f4ng k\u00e9o d\u00e0i certificate baseline<\/td><\/tr><\/tbody><\/table><\/div>\n<p class=\"audit\">Ngu\u1ed3n baseline: <a href=\"https:\/\/www.elandcables.com\/cables\/n-3ghsshch-cables\" target=\"_blank\" rel=\"noopener\">trang c\u1ea5u tr\u00fac (N)3GHSSHCH<\/a> \u00b7 <a href=\"https:\/\/www.elandcables.com\/media\/zpvjweam\/n-3ghsshch-3-6-6kv-and-6-10kv-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">PDF 3,6\/6\u20136\/10 kV<\/a> \u00b7 <a href=\"https:\/\/www.elandcables.com\/media\/tsroq2ai\/n-3ghsshch-8-7-15kv-and-12-20kv-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">PDF 8,7\/15\u201312\/20 kV<\/a>.<\/p>\n<\/section>\n\n<section id=\"failure\"><h2>3. B\u1ea3y failure modes Feichun d\u00f9ng \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh c\u00f3 c\u1ea7n c\u1ea3i ti\u1ebfn hay kh\u00f4ng<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Failure-mode-driven design \u2014 kh\u00f4ng ch\u1ecdn package ch\u1ec9 v\u00ec t\u00ean nghe cao c\u1ea5p<\/caption><thead><tr><th>Failure mode<\/th><th>D\u1ea5u hi\u1ec7u hi\u1ec7n tr\u01b0\u1eddng<\/th><th>Nguy\u00ean nh\u00e2n thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 li\u00ean quan<\/th><th>Package xem x\u00e9t<\/th><th>B\u1eb1ng ch\u1ee9ng c\u1ea7n thu<\/th><\/tr><\/thead><tbody><tr><td>Cork-screw \/ bird-caging<\/td><td>C\u00e1p xo\u1eafn, ph\u1ed3ng, pitch thay \u0111\u1ed5i<\/td><td>Lay balance, torque accumulation, guide\/pulley, strain path<\/td><td>FC-MECH<\/td><td>\u1ea2nh, OD\/pitch map, speed\/tension\/torsion history<\/td><\/tr><tr><td>\u0110\u1ee9t control\/monitor<\/td><td>Interlock ch\u1eadp ch\u1eddn, continuity m\u1ea5t<\/td><td>L\u00f5i nh\u1ecf nh\u1eadn strain, neutral-axis movement<\/td><td>FC-MECH + FC-EMC\/GC<\/td><td>Fault location, conductor elongation, cycling count<\/td><\/tr><tr><td>N\u01b0\u1edbc lan d\u1ecdc<\/td><td>IR\/PD thay \u0111\u1ed5i sau h\u1ecfng v\u1ecf<\/td><td>Interstice m\u1edf, \u0111\u1ea7u c\u00e1p kh\u00f4ng seal, pressure<\/td><td>FC-WB<\/td><td>Depth\/pressure, salinity, cut location, ingress length<\/td><\/tr><tr><td>PD\/termination instability<\/td><td>Noise\/PD t\u0103ng sau v\u1eadn h\u00e0nh<\/td><td>Semicon defect, contamination, strip damage, geometry<\/td><td>FC-PD<\/td><td>Calibrated trace, termination photos, test voltage\/time<\/td><\/tr><tr><td>Screen\/PE overheating<\/td><td>Hot spot ho\u1eb7c fault damage<\/td><td>Screen area\/bonding kh\u00f4ng h\u1ee3p fault duty<\/td><td>FC-EMC\/GC<\/td><td>Ik\/t, bonding diagram, screen Rdc, relay clearing time<\/td><\/tr><tr><td>Sheath cracking\/abrasion<\/td><td>N\u1ee9t l\u1ea1nh, r\u00e1ch, l\u1ed9 braid<\/td><td>Compound\/duty mismatch, sidewall pressure, oil\/mud<\/td><td>FC-COLD \/ FC-SHEATH<\/td><td>Chemical list, temperature, pulley pressure, wear pattern<\/td><\/tr><tr><td>Data\/monitoring kh\u00f4ng \u0111\u1ee7<\/td><td>Kh\u00f4ng c\u00f3 temperature\/position data<\/td><td>Single \u00dcL kh\u00f4ng \u0111\u1ee7 ch\u1ea9n \u0111o\u00e1n ho\u1eb7c kh\u00f4ng c\u00f3 optical path<\/td><td>FC-FO\/DTS + FC-TRACE<\/td><td>I\/O list, link budget, alarm philosophy, maintenance need<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"packages\"><h2>4. Ch\u00edn package c\u1ea3i ti\u1ebfn \u0111\u1eb7c bi\u1ec7t c\u1ee7a Feichun<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Package architecture \u2014 gi\u00e1 tr\u1ecb \u0111\u1ecbnh l\u01b0\u1ee3ng c\u1ee7a m\u00e3 cu\u1ed1i l\u00e0 TBC \u0111\u1ebfn khi ph\u00e1t h\u00e0nh<\/caption><thead><tr><th>Package<\/th><th>M\u1ee5c ti\u00eau<\/th><th>Thay \u0111\u1ed5i thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 d\u00f9ng<\/th><th>L\u1ee3i \u00edch k\u1ef3 v\u1ecdng<\/th><th>T\u00e1c d\u1ee5ng ph\u1ee5 ph\u1ea3i ki\u1ec3m tra<\/th><th>Qualification t\u1ed1i thi\u1ec3u<\/th><\/tr><\/thead><tbody><tr><td>FC-MECH<\/td><td>\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 ch\u1ed1ng xo\u1eafn<\/td><td>Filler c\u00e2n b\u1eb1ng, separator tr\u01b0\u1ee3t th\u1ea5p, braid angle\/coverage t\u1ed1i \u01b0u; t\u00f9y ch\u1ecdn aramid load-sharing<\/td><td>Gi\u1ea3m strain truy\u1ec1n v\u00e0o l\u00f5i pha v\u00e0 d\u00e2y \u0111i\u1ec1u khi\u1ec3n trong bending\/torsion l\u1eb7p<\/td><td>OD, kh\u1ed1i l\u01b0\u1ee3ng, \u0111\u1ed9 c\u1ee9ng; kh\u00f4ng m\u1eb7c nhi\u00ean gi\u1ea3m Rmin<\/td><td>Bend\/torsion\/reeling profile, tensile, post-test electrical\/visual<\/td><\/tr><tr><td>FC-WB<\/td><td>Ch\u1ed1ng lan truy\u1ec1n n\u01b0\u1edbc d\u1ecdc<\/td><td>Water-swellable tape\/yarn t\u1ea1i v\u00f9ng l\u00f5i v\u00e0 d\u01b0\u1edbi sheath; sealing \u0111\u1ea7u c\u00e1p<\/td><td>H\u1ea1n ch\u1ebf \u0111\u01b0\u1eddng lan n\u01b0\u1edbc khi v\u1ecf b\u1ecb t\u1ed5n th\u01b0\u01a1ng c\u1ee5c b\u1ed9<\/td><td>Kh\u00f4ng bi\u1ebfn c\u00e1p th\u00e0nh submersible n\u1ebfu ch\u01b0a th\u1eed \u00e1p l\u1ef1c<\/td><td>Water penetration\/pressure test theo PO; soak + electrical test<\/td><\/tr><tr><td>FC-COLD<\/td><td>U\u1ed1n \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p<\/td><td>EPR\/LSZH compound v\u00e0 plasticiser-free system \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ea1i<\/td><td>M\u1edf r\u1ed9ng envelope d\u01b0\u1edbi baseline +5\u00b0C khi flexed<\/td><td>Gi\u00e1 tr\u1ecb \u221215\/\u221225\u00b0C ch\u1ec9 c\u00f3 hi\u1ec7u l\u1ef1c sau qualification<\/td><td>Cold bend\/impact, dynamic cycling, crack\/elongation inspection<\/td><\/tr><tr><td>FC-FIRE+<\/td><td>Fire performance n\u00e2ng cao<\/td><td>LSZH compound + thi\u1ebft k\u1ebf filler\/sheath theo flame bundle requirement<\/td><td>H\u1ea1n ch\u1ebf flame spread, smoke v\u00e0 acid gas theo y\u00eau c\u1ea7u tunnel<\/td><td>Kh\u00f4ng t\u1ef1 c\u00f4ng b\u1ed1 CPR ho\u1eb7c IEC 60332-3 category<\/td><td>IEC 60332-3 category, IEC 61034, IEC 60754; certificate \u0111\u00fang c\u1ea5u tr\u00fac<\/td><\/tr><tr><td>FC-EMC\/GC<\/td><td>Screen, PE v\u00e0 monitoring t\u00f9y fault duty<\/td><td>T\u0103ng\/\u0111i\u1ec1u ch\u1ec9nh copper screen; dual pilot\/\u00dcL; b\u1ed1 tr\u00ed \u0111\u1ed1i x\u1ee9ng<\/td><td>Earth-fault path r\u00f5, monitoring d\u1ef1 ph\u00f2ng, EMC t\u1ed1t h\u01a1n<\/td><td>T\u0103ng Cu\/OD\/weight; c\u1ea7n ph\u1ed1i h\u1ee3p relay\/termination<\/td><td>Rdc screen, fault-current calculation, continuity, induced-voltage test<\/td><\/tr><tr><td>FC-PD<\/td><td>Ki\u1ec3m so\u00e1t interface MV<\/td><td>Clean-room handling, triple-layer extrusion khi kh\u1ea3 thi, semicon interface\/strip-force control<\/td><td>Gi\u1ea3m defect risk v\u00e0 bi\u1ebfn thi\u00ean \u0111\u1ea7u c\u00e1p<\/td><td>Kh\u00f4ng tuy\u00ean b\u1ed1 m\u1ee9c PD n\u1ebfu QAP ch\u01b0a kh\u00f3a<\/td><td>HV withstand + PD method\/noise floor\/threshold theo PO<\/td><\/tr><tr><td>FC-SHEATH<\/td><td>V\u1ecf ch\u1ed1ng m\u00e0i m\u00f2n\/d\u1ea7u\/b\u00f9n\/ozone\/UV<\/td><td>LSZH compound \u0111\u01b0\u1ee3c ch\u1ecdn theo chemical list v\u00e0 wear duty<\/td><td>T\u0103ng \u0111\u1ed9 b\u1ec1n ngo\u00e0i m\u1ecf\/\u0111\u01b0\u1eddng h\u1ea7m<\/td><td>M\u1ed9t compound kh\u00f4ng t\u1ed1i \u01b0u m\u1ecdi h\u00f3a ch\u1ea5t v\u00e0 cold flex<\/td><td>Oil\/ozone\/UV\/abrasion\/tear tests v\u1edbi ageing conditions<\/td><\/tr><tr><td>FC-FO\/DTS<\/td><td>S\u1ee3i quang ho\u1eb7c c\u1ea3m bi\u1ebfn nhi\u1ec7t ph\u00e2n b\u1ed1<\/td><td>Optical module \u0111\u1eb7t t\u1ea1i v\u00f9ng strain th\u1ea5p; strain decoupling ri\u00eang<\/td><td>Data, interlock ho\u1eb7c DTS trong m\u1ed9t th\u00e2n c\u00e1p<\/td><td>C\u00f3 th\u1ec3 thay \u0111\u1ed5i type designation, OD, Rmin v\u00e0 termination<\/td><td>OLTS\/OTDR tr\u01b0\u1edbc\u2013sau dynamic; link budget; thermal calibration<\/td><\/tr><tr><td>FC-TRACE<\/td><td>Truy xu\u1ea5t v\u00e0 ki\u1ec3m so\u00e1t l\u00f4<\/td><td>Continuous marking, metre marking, drum QR\/RFID, raw-material\/batch dossier<\/td><td>Gi\u1ea3m l\u1ed7i l\u1eafp \u0111\u1eb7t v\u00e0 r\u00fat ng\u1eafn root-cause analysis<\/td><td>Kh\u00f4ng thay th\u1ebf test \u0111i\u1ec7n\/c\u01a1<\/td><td>COC, batch records, calibration, drum map, as-built dossier<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"warning\"><strong>Kh\u00f4ng c\u1ed9ng package theo ki\u1ec3u \u201cc\u00e0ng nhi\u1ec1u c\u00e0ng t\u1ed1t\u201d.<\/strong> V\u00ed d\u1ee5 water-blocking tape c\u00f3 th\u1ec3 t\u0103ng stiffness; aramid load member c\u00f3 th\u1ec3 thay neutral axis; compound ch\u1ed1ng m\u00e0i m\u00f2n c\u00f3 th\u1ec3 l\u00e0m cold-flex x\u1ea5u h\u01a1n; t\u0103ng copper screen l\u00e0m OD\/weight\/thermal path thay \u0111\u1ed5i.<\/div>\n<\/section>\n\n<section id=\"mechanical\"><h2>5. FC-MECH \u2014 thi\u1ebft k\u1ebf l\u1ea1i \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c, lay balance v\u00e0 ch\u1ed1ng xo\u1eafn<\/h2>\n\n<div class=\"figure\"><svg viewBox=\"0 0 1760 700\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"tl dl\"><title id=\"tl\">\u0110\u01b0\u1eddng truy\u1ec1n l\u1ef1c v\u00e0 c\u01a1 ch\u1ebf gi\u1ea3m strain<\/title><desc id=\"dl\">S\u01a1 \u0111\u1ed3 so s\u00e1nh t\u1ea3i k\u00e9o \u0111i qua l\u00f5i v\u1edbi t\u1ea3i \u0111\u01b0\u1ee3c chia cho filler v\u00e0 braid ch\u1ecbu l\u1ef1c.<\/desc><defs><marker id=\"arrl\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#ff8a91\"><\/path><\/marker><marker id=\"arrg\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#87e0af\"><\/path><\/marker><\/defs><rect width=\"1760\" height=\"700\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#5bd9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">FC-MECH \u2014 m\u1ee5c ti\u00eau l\u00e0 chuy\u1ec3n t\u1ea3i kh\u1ecfi copper\/semicon interface<\/text><g font-family=\"Arial\"><rect x=\"80\" y=\"115\" width=\"700\" height=\"460\" rx=\"22\" fill=\"#0c1b23\" stroke=\"#ff8a91\" stroke-width=\"5\"><\/rect><text x=\"125\" y=\"165\" fill=\"#ff8a91\" font-size=\"27\" font-weight=\"700\">Kh\u00f4ng ki\u1ec3m so\u00e1t \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c<\/text><path d=\"M150 270H690\" stroke=\"#ff8a91\" stroke-width=\"15\" marker-end=\"url(#arrl)\"><\/path><g transform=\"translate(420 350)\"><rect x=\"-245\" y=\"-45\" width=\"490\" height=\"90\" rx=\"45\" fill=\"#283d45\" stroke=\"#65767c\" stroke-width=\"8\"><\/rect><path d=\"M-220 0H220\" stroke=\"#c77a3e\" stroke-width=\"24\" stroke-dasharray=\"9 5\"><\/path><circle r=\"20\" fill=\"#f4c769\"><\/circle><\/g><text x=\"125\" y=\"480\" fill=\"#eaf7f8\" font-size=\"20\">Tension \u0111i v\u00e0o conductor\/control core \u2192 strand migration,<\/text><text x=\"125\" y=\"515\" fill=\"#eaf7f8\" font-size=\"20\">cork-screw, semicon interface fatigue ho\u1eb7c conductor break.<\/text>\n<rect x=\"980\" y=\"115\" width=\"700\" height=\"460\" rx=\"22\" fill=\"#0c1b23\" stroke=\"#87e0af\" stroke-width=\"5\"><\/rect><text x=\"1025\" y=\"165\" fill=\"#87e0af\" font-size=\"27\" font-weight=\"700\">FC-MECH load-sharing<\/text><path d=\"M1050 240H1590\" stroke=\"#87e0af\" stroke-width=\"12\" marker-end=\"url(#arrg)\"><\/path><path d=\"M1050 310H1590\" stroke=\"#87e0af\" stroke-width=\"12\" marker-end=\"url(#arrg)\"><\/path><g transform=\"translate(1320 390)\"><rect x=\"-245\" y=\"-55\" width=\"490\" height=\"110\" rx=\"55\" fill=\"#283d45\" stroke=\"#65767c\" stroke-width=\"8\"><\/rect><path d=\"M-220 -23H220\" stroke=\"#caa0ff\" stroke-width=\"17\" stroke-dasharray=\"14 7\"><\/path><path d=\"M-220 23H220\" stroke=\"#f4c769\" stroke-width=\"18\" stroke-dasharray=\"9 5\"><\/path><path d=\"M-220 0H220\" stroke=\"#c77a3e\" stroke-width=\"12\" stroke-dasharray=\"8 6\"><\/path><\/g><text x=\"1025\" y=\"500\" fill=\"#eaf7f8\" font-size=\"20\">Filler\/load member + braid chia t\u1ea3i; conductor v\u1eabn ph\u1ea3i<\/text><text x=\"1025\" y=\"535\" fill=\"#eaf7f8\" font-size=\"20\">\u0111\u01b0\u1ee3c ki\u1ec3m tra elongation, Rdc v\u00e0 fatigue sau cycling.<\/text><text x=\"80\" y=\"640\" fill=\"#f4c769\" font-size=\"19\">Kh\u00f4ng d\u00f9ng h\u00ecnh \u0111\u1ec3 c\u00f4ng b\u1ed1 tensile rating. Rating ch\u1ec9 c\u00f3 sau calculation + qualification c\u1ee7a c\u1ea5u tr\u00fac cu\u1ed1i.<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 2. Nguy\u00ean l\u00fd FC-MECH: thi\u1ebft k\u1ebf \u0111\u01b0\u1eddng truy\u1ec1n l\u1ef1c tr\u01b0\u1edbc, sau \u0111\u00f3 m\u1edbi t\u1ed1i \u01b0u lay length, filler, separator v\u00e0 braid.<\/div><\/div>\n\n<h3>5.1 C\u00e1c bi\u1ebfn thi\u1ebft k\u1ebf Feichun c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/h3><ul class=\"checklist\"><li><strong>Lay direction v\u00e0 lay length:<\/strong> c\u00e2n b\u1eb1ng torque gi\u1eefa phase cores, split earth, control cores v\u00e0 t\u1ed5ng th\u1ec3.<\/li><li><strong>Filler\/support:<\/strong> t\u1eeb filler t\u1ea1o h\u00ecnh chuy\u1ec3n th\u00e0nh load-sharing element khi duty c\u00f3 pulling\/torsion; v\u1eadt li\u1ec7u ph\u1ea3i t\u01b0\u01a1ng th\u00edch LSZH\/rubber.<\/li><li><strong>Separator:<\/strong> ki\u1ec3m so\u00e1t ma s\u00e1t gi\u1eefa core assembly, inner sheath, monitoring screen v\u00e0 SWB \u0111\u1ec3 tr\u00e1nh kh\u00f3a c\u1ee9ng ho\u1eb7c tr\u01b0\u1ee3t qu\u00e1 m\u1ee9c.<\/li><li><strong>SWB:<\/strong> t\u1ed1i \u01b0u wire diameter, braid angle, coverage v\u00e0 tension; kh\u00f4ng t\u0103ng coverage m\u00e0 b\u1ecf qua stiffness\/fatigue.<\/li><li><strong>Control-core position:<\/strong> \u0111\u1eb7t l\u00f5i nh\u1ecf g\u1ea7n v\u00f9ng strain th\u1ea5p v\u00e0 gi\u1eef symmetry; kh\u00f4ng \u0111\u1ec3 filler \u00e9p c\u1ee5c b\u1ed9.<\/li><li><strong>Optional aramid:<\/strong> d\u00f9ng khi load-sharing calculation ch\u1ee9ng minh c\u1ea7n thi\u1ebft; aramid kh\u00f4ng thay th\u1ebf PE\/screen.<\/li><\/ul>\n<h3>5.2 Nh\u1eefng g\u00ec FC-MECH kh\u00f4ng t\u1ef1 \u0111\u1ed9ng thay \u0111\u1ed5i<\/h3><p>B\u00e1n k\u00ednh baseline v\u1eabn l\u00e0 6D t\u0129nh v\u00e0 10D flexed. Maximum tensile load baseline v\u1eabn l\u00e0 gi\u00e1 tr\u1ecb tham chi\u1ebfu c\u1ee7a m\u00e3 chu\u1ea9n. M\u1ed9t c\u1ea5u tr\u00fac custom ch\u1ec9 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 Rmin ho\u1eb7c tensile m\u1edbi sau prototype test; kh\u00f4ng d\u00f9ng c\u1ea3m gi\u00e1c \u201cm\u1ec1m h\u01a1n\u201d \u0111\u1ec3 gi\u1ea3m pulley.<\/p>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Motion envelope b\u1eaft bu\u1ed9c tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh FC-MECH<\/caption><thead><tr><th>Design input<\/th><th>\u0110\u01a1n v\u1ecb<\/th><th>Gi\u00e1 tr\u1ecb y\u00eau c\u1ea7u<\/th><\/tr><\/thead><tbody><tr><td>Drum core\/flange\/width<\/td><td>mm<\/td><td>TBC theo m\u00e1y<\/td><\/tr><tr><td>Pulley\/guide groove<\/td><td>mm<\/td><td>TBC theo route<\/td><\/tr><tr><td>Speed\/acceleration\/jerk<\/td><td>m\/min; m\/s\u00b2; m\/s\u00b3<\/td><td>TBC<\/td><\/tr><tr><td>Line tension \/ sidewall pressure<\/td><td>N; N\/mm<\/td><td>TBC<\/td><\/tr><tr><td>Torsion amplitude<\/td><td>\u00b0\/m<\/td><td>TBC<\/td><\/tr><tr><td>Cycles \/ service life<\/td><td>cycles \/ years<\/td><td>TBC<\/td><\/tr><tr><td>Layer count and fleet angle<\/td><td>\u2014 \/ \u00b0<\/td><td>TBC<\/td><\/tr><tr><td>Ambient at movement<\/td><td>\u00b0C<\/td><td>TBC; kh\u00f4ng th\u1ea5p h\u01a1n baseline n\u1ebfu ch\u01b0a FC-COLD<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"water\"><h2>6. FC-WB \u2014 water blocking c\u00f3 ki\u1ec3m so\u00e1t, kh\u00f4ng g\u1ecdi nh\u1ea7m l\u00e0 submersible<\/h2>\n\n<div class=\"figure\"><svg viewBox=\"0 0 1760 720\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"tw dw\"><title id=\"tw\">Ki\u1ebfn tr\u00fac ch\u1ed1ng lan n\u01b0\u1edbc d\u1ecdc<\/title><desc id=\"dw\">S\u01a1 \u0111\u1ed3 v\u1ebft c\u1eaft v\u1ecf, \u0111\u01b0\u1eddng n\u01b0\u1edbc v\u00e0 c\u00e1c v\u00f9ng water blocking.<\/desc><defs><marker id=\"aw\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#7faef8\"><\/path><\/marker><\/defs><rect width=\"1760\" height=\"720\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#5bd9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">FC-WB \u2014 ch\u1eb7n \u0111\u01b0\u1eddng lan n\u01b0\u1edbc, kh\u00f4ng \u0111\u00e1nh tr\u00e1o th\u00e0nh \u201csubmersible\u201d<\/text><g font-family=\"Arial\"><path d=\"M120 205Q380 115 640 205T1160 205T1640 205V520Q1380 610 1120 520T600 520T120 520Z\" fill=\"#192a32\" stroke=\"#596d75\" stroke-width=\"12\"><\/path><path d=\"M120 235Q380 145 640 235T1160 235T1640 235\" fill=\"none\" stroke=\"#87e0af\" stroke-width=\"18\" stroke-dasharray=\"16 8\"><\/path><path d=\"M120 485Q380 575 640 485T1160 485T1640 485\" fill=\"none\" stroke=\"#f4c769\" stroke-width=\"16\" stroke-dasharray=\"9 6\"><\/path><path d=\"M170 360H1580\" stroke=\"#c77a3e\" stroke-width=\"100\" stroke-dasharray=\"25 14\"><\/path><path d=\"M720 120L770 265\" stroke=\"#ff8a91\" stroke-width=\"14\"><\/path><path d=\"M765 265Q860 300 880 350\" fill=\"none\" stroke=\"#7faef8\" stroke-width=\"11\" marker-end=\"url(#aw)\"><\/path><path d=\"M880 350Q925 405 1000 420\" fill=\"none\" stroke=\"#7faef8\" stroke-width=\"11\" marker-end=\"url(#aw)\"><\/path><rect x=\"990\" y=\"390\" width=\"145\" height=\"64\" rx=\"12\" fill=\"#0c1b23\" stroke=\"#87e0af\" stroke-width=\"5\"><\/rect><text x=\"1018\" y=\"430\" fill=\"#87e0af\" font-size=\"21\" font-weight=\"700\">BLOCK<\/text><text x=\"650\" y=\"102\" fill=\"#ff8a91\" font-size=\"20\">V\u1ebft c\u1eaft v\u1ecf<\/text><text x=\"120\" y=\"625\" fill=\"#87e0af\" font-size=\"20\">Water-swellable layer d\u01b0\u1edbi sheath<\/text><text x=\"620\" y=\"625\" fill=\"#f4c769\" font-size=\"20\">Water-block yarn\/tape trong interstice<\/text><text x=\"1130\" y=\"625\" fill=\"#7faef8\" font-size=\"20\">\u0110\u1ea7u c\u00e1p sealing l\u00e0 m\u1ed9t ph\u1ea7n h\u1ec7 th\u1ed1ng<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 3. FC-WB h\u1ea1n ch\u1ebf longitudinal water migration. Kh\u1ea3 n\u0103ng ng\u00e2m l\u00e2u d\u00e0i c\u1ea7n th\u00eam pressure\/depth\/time test v\u00e0 qualification c\u1ee7a termination.<\/div><\/div>\n\n<div class=\"grid\"><div class=\"card green\"><h3>V\u00f9ng 1: quanh core assembly<\/h3><p>Water-swellable yarn\/tape l\u1ea5p \u0111\u01b0\u1eddng d\u1ecdc nh\u01b0ng kh\u00f4ng t\u1ea1o pressure point l\u00ean semicon ho\u1eb7c control core.<\/p><\/div><div class=\"card amber\"><h3>V\u00f9ng 2: d\u01b0\u1edbi inner\/outer sheath<\/h3><p>Barrier ph\u1ea3i t\u01b0\u01a1ng th\u00edch stripping, adhesion v\u00e0 movement gi\u1eefa c\u00e1c l\u1edbp.<\/p><\/div><div class=\"card violet\"><h3>V\u00f9ng 3: termination<\/h3><p>Gland, breakout v\u00e0 end seal l\u00e0 ph\u1ea7n c\u1ee7a water system. C\u00e1p ch\u1ed1ng lan n\u01b0\u1edbc nh\u01b0ng \u0111\u1ea7u kh\u00f4ng seal v\u1eabn th\u1ea5t b\u1ea1i.<\/p><\/div><\/div>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Claim ladder cho FC-WB<\/caption><thead><tr><th>C\u1ea5p tuy\u00ean b\u1ed1<\/th><th>\u0110\u01b0\u1ee3c ph\u00e9p vi\u1ebft<\/th><th>Kh\u00f4ng \u0111\u01b0\u1ee3c vi\u1ebft<\/th><th>B\u1eb1ng ch\u1ee9ng<\/th><\/tr><\/thead><tbody><tr><td>WB-1<\/td><td>Longitudinal water-blocking design<\/td><td>Permanent submersion<\/td><td>Water penetration test \u0111\u00e3 th\u1ed1ng nh\u1ea5t<\/td><\/tr><tr><td>WB-2<\/td><td>Water-pressure-resistant cable system<\/td><td>\u0110\u1ed9 s\u00e2u kh\u00f4ng gi\u1edbi h\u1ea1n<\/td><td>Pressure \u00d7 time \u00d7 sample length + post-test electrical<\/td><\/tr><tr><td>WB-3<\/td><td>Submersible to X m for Y time in Z water<\/td><td>M\u1ecdi lo\u1ea1i n\u01b0\u1edbc\/m\u1ecdi termination<\/td><td>Type test + sealed termination + chemical compatibility<\/td><\/tr><tr><td>WB-TBC<\/td><td>Engineering target<\/td><td>Waterproof \/ submersible<\/td><td>Ch\u1edd G3 qualification<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"electrical\"><h2>7. FC-PD v\u00e0 FC-EMC\/GC \u2014 c\u1ea3i ti\u1ebfn ph\u1ea7n \u0111i\u1ec7n kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y t\u1eeb b\u00ean ngo\u00e0i<\/h2>\n<h3>7.1 FC-PD: ki\u1ec3m so\u00e1t interface ch\u1ee9 kh\u00f4ng ch\u1ec9 t\u0103ng insulation thickness<\/h3><ol class=\"checklist\"><li>Ki\u1ec3m so\u00e1t \u0111\u1ed9 s\u1ea1ch nguy\u00ean li\u1ec7u v\u00e0 handling c\u1ee7a conductor screen\/insulation screen.<\/li><li>\u1ed4n \u0111\u1ecbnh concentricity, surface smoothness, eccentricity v\u00e0 thickness \u1edf t\u1eebng c\u1ea5p \u0111i\u1ec7n \u00e1p.<\/li><li>Ki\u1ec3m so\u00e1t strip force v\u00e0 chi\u1ec1u d\u00e0i b\u00f3c \u0111\u1ec3 termination kh\u00f4ng l\u00e0m r\u00e1ch insulation.<\/li><li>\u0110\u1ecbnh ngh\u0129a PD circuit, calibration, noise floor, voltage ramp, dwell time v\u00e0 acceptance criterion trong QAP.<\/li><li>So s\u00e1nh before\/after mechanical cycling n\u1ebfu duty c\u00f3 flex\/torsion; test tr\u00ean \u0111o\u1ea1n th\u1eb3ng m\u1edbi kh\u00f4ng ch\u1ee9ng minh fatigue performance.<\/li><\/ol>\n<h3>7.2 FC-EMC\/GC: t\u00ednh ri\u00eang earth fault, monitoring v\u00e0 EMC<\/h3>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>T\u00e1ch ch\u1ee9c n\u0103ng \u0111i\u1ec7n tr\u01b0\u1edbc khi t\u0103ng \u0111\u1ed3ng ho\u1eb7c th\u00eam l\u00f5i<\/caption><thead><tr><th>M\u1ea1ch<\/th><th>Ch\u1ee9c n\u0103ng<\/th><th>Calculation \/ test<\/th><th>Sai l\u1ea7m ph\u1ed5 bi\u1ebfn<\/th><\/tr><\/thead><tbody><tr><td>Individual copper screen \/ PE<\/td><td>Return path v\u00e0 field control<\/td><td>Screen Rdc + adiabatic fault sizing + bonding<\/td><td>D\u00f9ng coverage thay cho fault-current capacity<\/td><\/tr><tr><td>Monitoring copper screen<\/td><td>Gi\u00e1m s\u00e1t h\u01b0 h\u1ea1i l\u1edbp ngo\u00e0i<\/td><td>Continuity, loop resistance, relay compatibility<\/td><td>Coi monitoring screen nh\u01b0 PE m\u00e0 kh\u00f4ng t\u00ednh<\/td><\/tr><tr><td>Control conductors<\/td><td>Interlock\/control<\/td><td>Voltage drop, current, EMI\/crosstalk<\/td><td>Kh\u00f4ng ghi numbering\/voltage<\/td><\/tr><tr><td>Dual pilot\/\u00dcL option<\/td><td>Redundancy ho\u1eb7c zoning<\/td><td>Loop logic, isolation, fault detection<\/td><td>Th\u00eam l\u00f5i nh\u01b0ng kh\u00f4ng c\u1eadp nh\u1eadt relay philosophy<\/td><\/tr><tr><td>FO\/DTS<\/td><td>Data\/temperature<\/td><td>Link budget, attenuation, calibration<\/td><td>Coi optical module l\u00e0 kh\u00f4ng ch\u1ecbu strain<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"eq\">S<sub>screen,min<\/sub> \u2265 I<sub>earth-fault<\/sub> \u00b7 \u221at \/ k\n\nI v\u00e0 t l\u1ea5y t\u1eeb short-circuit study\/relay clearing time.\nk l\u1ea5y t\u1eeb material + initial\/final temperature theo ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c duy\u1ec7t.\nN\u1ebfu screen \u0111\u1ed3ng th\u1eddi l\u00e0 PE v\u00e0 field screen, c\u1ea3 hai ch\u1ee9c n\u0103ng \u0111\u1ec1u ph\u1ea3i pass.<\/div>\n<\/section>\n\n<section id=\"compound\"><h2>8. FC-COLD, FC-FIRE+ v\u00e0 FC-SHEATH \u2014 compound ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn nh\u01b0 m\u1ed9t h\u1ec7<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Kh\u00f4ng d\u00f9ng m\u1ed9t t\u1eeb \u201cheavy-duty LSZH\u201d thay cho test matrix<\/caption><thead><tr><th>Thu\u1ed9c t\u00ednh<\/th><th>Baseline<\/th><th>M\u1ee5c ti\u00eau option c\u00f3 th\u1ec3 \u0111\u1eb7t<\/th><th>Trade-off<\/th><th>B\u1eb1ng ch\u1ee9ng tr\u01b0\u1edbc claim<\/th><\/tr><\/thead><tbody><tr><td>Flexed temperature<\/td><td>+5\u2026+80\u00b0C<\/td><td>\u221215\u00b0C ho\u1eb7c \u221225\u00b0C target<\/td><td>Abrasion\/tear v\u00e0 flexibility c\u00f3 th\u1ec3 xung \u0111\u1ed9t<\/td><td>Cold bend\/impact + dynamic cycling<\/td><\/tr><tr><td>Static temperature<\/td><td>\u221240\u2026+80\u00b0C<\/td><td>Gi\u1eef ho\u1eb7c m\u1edf r\u1ed9ng theo compound<\/td><td>Ageing v\u00e0 compatibility gi\u1eefa layers<\/td><td>Thermal ageing + elongation\/tensile<\/td><\/tr><tr><td>Flame<\/td><td>IEC\/EN 60332-1-2<\/td><td>IEC 60332-3 category c\u1ee5 th\u1ec3<\/td><td>Bundle flame ph\u1ee5 thu\u1ed9c full construction<\/td><td>Full-size\/category report<\/td><\/tr><tr><td>Halogen<\/td><td>IEC\/EN 60754-1\/2<\/td><td>Gi\u1eef low halogen\/acidity limits<\/td><td>Additives ch\u1ed1ng d\u1ea7u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng<\/td><td>IEC 60754 report<\/td><\/tr><tr><td>Smoke<\/td><td>Kh\u00f4ng n\u00eau trong hai PDF baseline<\/td><td>IEC 61034 target<\/td><td>M\u00e0u\/compound\/thickness \u1ea3nh h\u01b0\u1edfng smoke<\/td><td>Full construction smoke test<\/td><\/tr><tr><td>Oil\/mud<\/td><td>Mechanical\/chemical stress n\u00eau chung<\/td><td>Fluid list + temperature\/time c\u1ee5 th\u1ec3<\/td><td>Kh\u00f4ng c\u00f3 \u201coil resistant\u201d universal<\/td><td>EN\/IEC 60811 ageing protocol<\/td><\/tr><tr><td>Ozone\/UV<\/td><td>Climate stress n\u00eau chung<\/td><td>Test level\/time c\u1ee5 th\u1ec3<\/td><td>Carbon black v\u00e0 LSZH formulation trade-off<\/td><td>Ozone\/UV report<\/td><\/tr><tr><td>Abrasion\/tear<\/td><td>Kh\u00f4ng c\u00f3 threshold trong PDF<\/td><td>Project-specific wear\/tear limits<\/td><td>Harder sheath c\u00f3 th\u1ec3 t\u0103ng bend fatigue<\/td><td>Abrasion\/tear + post-test visual\/electrical<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"audit\"><strong>Feichun engineering rule:<\/strong> n\u1ebfu m\u1ed9t compound m\u1edbi \u0111\u01b0\u1ee3c ch\u1ecdn cho cold-flex ho\u1eb7c oil resistance, flame\/smoke\/halogen v\u00e0 mechanical ageing ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u1ea1i tr\u00ean c\u1ea5u tr\u00fac cu\u1ed1i; certificate c\u1ee7a compound plaque kh\u00f4ng t\u1ef1 \u0111\u1ea1i di\u1ec7n cho full cable.<\/div>\n<\/section>\n\n<section id=\"optical\"><h2>9. FC-FO\/DTS v\u00e0 FC-TRACE \u2014 t\u1eeb c\u00e1p c\u1ea5p \u0111i\u1ec7n th\u00e0nh t\u00e0i s\u1ea3n c\u00f3 th\u1ec3 ch\u1ea9n \u0111o\u00e1n<\/h2>\n<div class=\"grid\"><div class=\"card violet\"><h3>Optical data<\/h3><p>Multimode\/singlemode, count, wavelength, connector\/FORJ v\u00e0 link budget \u0111\u01b0\u1ee3c ch\u1ed1t theo system architecture, kh\u00f4ng theo th\u00f3i quen.<\/p><\/div><div class=\"card red\"><h3>DTS<\/h3><p>Distributed Temperature Sensing c\u1ea7n calibration, spatial resolution, alarm zones v\u00e0 reference temperature; \u201cc\u00f3 FO\u201d kh\u00f4ng t\u1ef1 \u0111\u1ed3ng ngh\u0129a \u0111o nhi\u1ec7t.<\/p><\/div><div class=\"card green\"><h3>Traceability<\/h3><p>Metre marking, drum map, QR\/RFID, material batch, process record v\u00e0 test report gi\u00fap li\u00ean k\u1ebft defect v\u1edbi \u0111\u00fang chi\u1ec1u d\u00e0i v\u00e0 l\u00f4.<\/p><\/div><\/div>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Optical schedule b\u1eaft bu\u1ed9c cho FC-FO\/DTS<\/caption><thead><tr><th>FO\/DTS input<\/th><th>V\u00ed d\u1ee5 l\u1ef1a ch\u1ecdn<\/th><th>Tr\u1ea1ng th\u00e1i tr\u01b0\u1edbc PO<\/th><\/tr><\/thead><tbody><tr><td>Fibre type<\/td><td>9\/125 SM; 50\/125 ho\u1eb7c 62,5\/125 MM<\/td><td>TBC<\/td><\/tr><tr><td>Fibre count<\/td><td>2\/4\/6\/12 ho\u1eb7c custom<\/td><td>TBC<\/td><\/tr><tr><td>Operating wavelength<\/td><td>850\/1300\/1310\/1550 nm theo system<\/td><td>TBC<\/td><\/tr><tr><td>Maximum attenuation<\/td><td>dB\/km ho\u1eb7c end-to-end dB<\/td><td>TBC<\/td><\/tr><tr><td>Connector \/ splice \/ FORJ<\/td><td>Theo thi\u1ebft b\u1ecb<\/td><td>TBC<\/td><\/tr><tr><td>Dynamic attenuation change<\/td><td>Limit tr\u01b0\u1edbc\u2013sau cycling<\/td><td>TBC<\/td><\/tr><tr><td>DTS range\/resolution<\/td><td>m; \u00b0C; spatial resolution<\/td><td>TBC<\/td><\/tr><tr><td>Strain isolation method<\/td><td>Buffer tube\/load-decoupling<\/td><td>Approved drawing<\/td><\/tr><\/tbody><\/table><\/div>\n<\/section>\n\n<section id=\"dimensions\"><h2>10. Ma tr\u1eadn 26 k\u00edch th\u01b0\u1edbc baseline \u2014 \u0111i\u1ec3m neo \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 custom design<\/h2>\n<p>M\u1ed7i package c\u00f3 th\u1ec3 l\u00e0m t\u0103ng OD\/weight ho\u1eb7c thay conductor diameter. V\u00ec v\u1eady b\u1ea3ng d\u01b0\u1edbi kh\u00f4ng ph\u1ea3i th\u00f4ng s\u1ed1 guaranteed cho c\u1ea5u tr\u00fac custom; n\u00f3 l\u00e0 baseline \u0111\u1ec3 ph\u00e1t hi\u1ec7n deviation v\u00e0 thi\u1ebft k\u1ebf gland, pulley, drum s\u01a1 b\u1ed9.<\/p>\n<details open=\"\"><summary>M\u1edf to\u00e0n b\u1ed9 26 m\u00e3 baseline<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact mono\"><caption>26 m\u00e3 baseline (N)3GHSSHCH \u2014 d\u1eef li\u1ec7u PDF d\u00f9ng \u0111\u1ec3 ki\u1ec3m tra t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u1ea3i ti\u1ebfn<\/caption><thead><tr><th>M\u00e3 tham chi\u1ebfu<\/th><th>U\u2080\/U kV<\/th><th>Pha mm\u00b2<\/th><th>PE<\/th><th>Control<\/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>A7FLS06KV1025BK<\/td><td>3,6\/6<\/td><td>25<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>6.1<\/td><td>47.2<\/td><td>52.1<\/td><td>1125<\/td><td>4120<\/td><\/tr><tr><td>A7FLS06KV1035BK<\/td><td>3,6\/6<\/td><td>35<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>7.2<\/td><td>49.0<\/td><td>54.0<\/td><td>1575<\/td><td>4570<\/td><\/tr><tr><td>A7FLS06KV1050BK<\/td><td>3,6\/6<\/td><td>50<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>8.9<\/td><td>52.5<\/td><td>57.8<\/td><td>2250<\/td><td>5300<\/td><\/tr><tr><td>A7FLS06KV1070BK<\/td><td>3,6\/6<\/td><td>70<\/td><td>35\/3E<\/td><td>2,5ST<\/td><td>10.6<\/td><td>56.1<\/td><td>61.6<\/td><td>3150<\/td><td>6370<\/td><\/tr><tr><td>A7FLS06KV1095BK<\/td><td>3,6\/6<\/td><td>95<\/td><td>50\/3E<\/td><td>2,5ST<\/td><td>12.3<\/td><td>60.3<\/td><td>66.2<\/td><td>4275<\/td><td>7600<\/td><\/tr><tr><td>A7FLS06KV1120BK<\/td><td>3,6\/6<\/td><td>120<\/td><td>70\/3E<\/td><td>2,5ST<\/td><td>13.8<\/td><td>63.8<\/td><td>70.0<\/td><td>5400<\/td><td>8990<\/td><\/tr><tr><td>A7FLS06KV1150BK<\/td><td>3,6\/6<\/td><td>150<\/td><td>70\/3E<\/td><td>2,5ST<\/td><td>15.5<\/td><td>67.2<\/td><td>73.7<\/td><td>6750<\/td><td>10130<\/td><\/tr><tr><td>A7FLS10KV1025BK<\/td><td>6\/10<\/td><td>25<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>6.1<\/td><td>47.2<\/td><td>52.7<\/td><td>1125<\/td><td>4160<\/td><\/tr><tr><td>A7FLS10KV1035BK<\/td><td>6\/10<\/td><td>35<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>7.2<\/td><td>49.0<\/td><td>54.6<\/td><td>1575<\/td><td>4610<\/td><\/tr><tr><td>A7FLS10KV1050BK<\/td><td>6\/10<\/td><td>50<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>8.9<\/td><td>52.5<\/td><td>58.4<\/td><td>2250<\/td><td>5340<\/td><\/tr><tr><td>A7FLS10KV1070BK<\/td><td>6\/10<\/td><td>70<\/td><td>35\/3E<\/td><td>2,5ST<\/td><td>10.6<\/td><td>56.1<\/td><td>62.2<\/td><td>3150<\/td><td>6410<\/td><\/tr><tr><td>A7FLS10KV1095BK<\/td><td>6\/10<\/td><td>95<\/td><td>50\/3E<\/td><td>2,5ST<\/td><td>12.3<\/td><td>60.3<\/td><td>66.8<\/td><td>4275<\/td><td>7640<\/td><\/tr><tr><td>A7FLS10KV1120BK<\/td><td>6\/10<\/td><td>120<\/td><td>70\/3E<\/td><td>2,5ST<\/td><td>13.8<\/td><td>63.8<\/td><td>70.7<\/td><td>5400<\/td><td>9030<\/td><\/tr><tr><td>A7FLS10KV1150BK<\/td><td>6\/10<\/td><td>150<\/td><td>70\/3E<\/td><td>2,5ST<\/td><td>15.5<\/td><td>67.2<\/td><td>74.4<\/td><td>6750<\/td><td>10170<\/td><\/tr><tr><td>A7FLS15KV1025BK<\/td><td>8,7\/15<\/td><td>25<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>6.1<\/td><td>50.5<\/td><td>55.6<\/td><td>1125<\/td><td>4030<\/td><\/tr><tr><td>A7FLS15KV1035BK<\/td><td>8,7\/15<\/td><td>35<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>7.2<\/td><td>52.3<\/td><td>57.6<\/td><td>1575<\/td><td>4480<\/td><\/tr><tr><td>A7FLS15KV1050BK<\/td><td>8,7\/15<\/td><td>50<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>8.9<\/td><td>55.8<\/td><td>61.3<\/td><td>2250<\/td><td>5210<\/td><\/tr><tr><td>A7FLS15KV1070BK<\/td><td>8,7\/15<\/td><td>70<\/td><td>35\/3E<\/td><td>2,5ST<\/td><td>10.6<\/td><td>59.3<\/td><td>65.2<\/td><td>3150<\/td><td>6230<\/td><\/tr><tr><td>A7FLS15KV1095BK<\/td><td>8,7\/15<\/td><td>95<\/td><td>50\/3E<\/td><td>2,5ST<\/td><td>12.3<\/td><td>62.8<\/td><td>68.9<\/td><td>4275<\/td><td>7350<\/td><\/tr><tr><td>A7FLS15KV1120BK<\/td><td>8,7\/15<\/td><td>120<\/td><td>70\/3E<\/td><td>2,5ST<\/td><td>13.8<\/td><td>66.2<\/td><td>72.6<\/td><td>5400<\/td><td>8540<\/td><\/tr><tr><td>A7FLS20KV1025BK<\/td><td>12\/20<\/td><td>25<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>6.1<\/td><td>52.9<\/td><td>58.2<\/td><td>1125<\/td><td>4330<\/td><\/tr><tr><td>A7FLS20KV1035BK<\/td><td>12\/20<\/td><td>35<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>7.2<\/td><td>54.7<\/td><td>60.2<\/td><td>1575<\/td><td>4780<\/td><\/tr><tr><td>A7FLS20KV1050BK<\/td><td>12\/20<\/td><td>50<\/td><td>25\/3E<\/td><td>2,5ST<\/td><td>8.9<\/td><td>58.3<\/td><td>64.0<\/td><td>2250<\/td><td>5540<\/td><\/tr><tr><td>A7FLS20KV1070BK<\/td><td>12\/20<\/td><td>70<\/td><td>35\/3E<\/td><td>2,5ST<\/td><td>10.6<\/td><td>61.7<\/td><td>67.8<\/td><td>3150<\/td><td>6570<\/td><\/tr><tr><td>A7FLS20KV1095BK<\/td><td>12\/20<\/td><td>95<\/td><td>50\/3E<\/td><td>2,5ST<\/td><td>12.3<\/td><td>65.2<\/td><td>71.5<\/td><td>4275<\/td><td>7690<\/td><\/tr><tr><td>A7FLS20KV1120BK<\/td><td>12\/20<\/td><td>120<\/td><td>70\/3E<\/td><td>2,5ST<\/td><td>13.8<\/td><td>68.7<\/td><td>75.3<\/td><td>5400<\/td><td>8920<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/details>\n<div class=\"warning\"><strong>Quy t\u1eafc ph\u00e1t h\u00e0nh:<\/strong> custom drawing ph\u1ea3i c\u00f3 measured\/nominal OD, tolerance, kg\/km, conductor Rdc, screen area\/Rdc, insulation\/sheath thickness, tensile limit v\u00e0 Rmin. Kh\u00f4ng sao ch\u00e9p c\u00e1c c\u1ed9t tr\u00ean n\u1ebfu prototype \u0111\u00e3 thay \u0111\u1ed5i.<\/div>\n<\/section>\n\n<section id=\"thermal\"><h2>11. Ampacity v\u00e0 thermal re-check sau c\u1ea3i ti\u1ebfn<\/h2>\n<p>Water-block tape, copper screen l\u1edbn h\u01a1n, optical module, aramid, sheath d\u00e0y h\u01a1n v\u00e0 compound m\u1edbi \u0111\u1ec1u l\u00e0m thay \u0111\u1ed5i thermal path. Do \u0111\u00f3 ampacity baseline ch\u1ec9 \u0111\u01b0\u1ee3c gi\u1eef khi thermal assessment ch\u1ee9ng minh c\u1ea5u tr\u00fac custom t\u01b0\u01a1ng \u0111\u01b0\u01a1ng.<\/p>\n<details open=\"\"><summary>Baseline ampacity 3,6\/6\u20136\/10 kV<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact\"><caption>Baseline 3,6\/6\u20136\/10 kV t\u1ea1i 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>\n<details><summary>Baseline ampacity 8,7\/15\u201312\/20 kV<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact\"><caption>Baseline 8,7\/15\u201312\/20 kV t\u1ea1i 30\u00b0C; PDF kh\u00f4ng c\u00f3 c\u1ed9t free-air<\/caption><thead><tr><th>mm\u00b2<\/th><th>S\u00e0n 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>139<\/td><td>111<\/td><td>85<\/td><td>68<\/td><td>58<\/td><td>53<\/td><td>38<\/td><td>31<\/td><\/tr><tr><td>35<\/td><td>172<\/td><td>138<\/td><td>105<\/td><td>84<\/td><td>72<\/td><td>65<\/td><td>46<\/td><td>38<\/td><\/tr><tr><td>50<\/td><td>216<\/td><td>173<\/td><td>132<\/td><td>106<\/td><td>91<\/td><td>82<\/td><td>58<\/td><td>48<\/td><\/tr><tr><td>70<\/td><td>265<\/td><td>212<\/td><td>162<\/td><td>130<\/td><td>111<\/td><td>101<\/td><td>72<\/td><td>58<\/td><\/tr><tr><td>95<\/td><td>319<\/td><td>255<\/td><td>195<\/td><td>156<\/td><td>134<\/td><td>121<\/td><td>86<\/td><td>70<\/td><\/tr><tr><td>120<\/td><td>371<\/td><td>297<\/td><td>226<\/td><td>182<\/td><td>156<\/td><td>141<\/td><td>100<\/td><td>82<\/td><\/tr><\/tbody><\/table><\/div><\/div><\/details>\n<details><summary>Baseline temperature derating 10\u201380\u00b0C<\/summary><div class=\"details-body\"><div class=\"table-wrap\"><table class=\"compact\"><caption>Baseline temperature derating t\u1eeb 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=\"calc\">V\u00ed d\u1ee5 audit \u2014 baseline 6\/10 kV, 95 mm\u00b2, reel 5 l\u1edbp, ambient 45\u00b0C\nIbase = 114 A\nkT = 0,87\nIallow,baseline = 114 \u00d7 0,87 = 99,18 A tr\u01b0\u1edbc grouping\/duty factors\n\nN\u1ebfu c\u1ea5u tr\u00fac FC-WB + FC-EMC\/GC l\u00e0m OD\/thermal resistance thay \u0111\u1ed5i,\n99,18 A kh\u00f4ng t\u1ef1 tr\u1edf th\u00e0nh guaranteed ampacity.\nPh\u1ea3i c\u1eadp nh\u1eadt thermal model ho\u1eb7c type test cho construction release.<\/div>\n<\/section>\n\n<section id=\"calculation\"><h2>12. B\u1ed9 t\u00ednh to\u00e1n b\u1eaft bu\u1ed9c tr\u01b0\u1edbc prototype<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Calculation dossier tr\u01b0\u1edbc Design Gate G2<\/caption><thead><tr><th>Discipline<\/th><th>T\u00ednh to\u00e1n<\/th><th>\u0110\u1ea7u v\u00e0o t\u1ed1i thi\u1ec3u<\/th><th>Output ph\u00e1t h\u00e0nh<\/th><\/tr><\/thead><tbody><tr><td>Electrical rating<\/td><td>U\u2080\/U\/Um, insulation stress, test voltage<\/td><td>System voltage, earthing, overvoltage<\/td><td>Insulation\/semicon thickness v\u00e0 test plan<\/td><\/tr><tr><td>Ampacity<\/td><td>Thermal network \/ installation state<\/td><td>Load profile, layers, ambient, grouping<\/td><td>Continuous\/cyclic ampacity + derating<\/td><\/tr><tr><td>Voltage drop<\/td><td>\u221a3\u00b7I\u00b7L\u00b7(Rcos\u03c6+Xsin\u03c6)<\/td><td>Length, load, pf, conductor temperature<\/td><td>\u0394U v\u00e0 \u0394U%<\/td><\/tr><tr><td>Fault conductor<\/td><td>S \u2265 Ik\u221at\/k<\/td><td>Ik, clearing time, material temperatures<\/td><td>Minimum phase area<\/td><\/tr><tr><td>Fault screen\/PE<\/td><td>Sscreen \u2265 If\u221at\/k<\/td><td>Earth-fault current, bonding, relay time<\/td><td>Screen\/PE area + bonding<\/td><\/tr><tr><td>Mechanical<\/td><td>Tension, sidewall pressure, bend\/torsion strain<\/td><td>Drum\/pulley\/speed\/torsion\/cycles<\/td><td>Lay\/braid\/load member + limits<\/td><\/tr><tr><td>Optical<\/td><td>Link budget v\u00e0 strain allowance<\/td><td>Fibre, length, connectors, FORJ<\/td><td>Attenuation budget + test method<\/td><\/tr><tr><td>Water<\/td><td>Pressure diffusion \/ penetration scope<\/td><td>Depth, water, time, cut scenario<\/td><td>Barrier zones + qualification condition<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"eq\">R<sub>required<\/sub> = factor \u00d7 D<sub>custom,max<\/sub>\nT<sub>working<\/sub> \u2264 min(T<sub>cable,qualified<\/sub>, T<sub>load-member,allow<\/sub>) \/ SF\n\u0394U<sub>3\u03c6<\/sub> = \u221a3 \u00b7 I \u00b7 L \u00b7 (R cos\u03c6 + X sin\u03c6)\nS \u2265 I<sub>k<\/sub>\u221at \/ k\n\nfactor, SF, X, k v\u00e0 c\u00e1c h\u1ec7 s\u1ed1 duty kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ef1 gi\u1ea3 \u0111\u1ecbnh n\u1ebfu project spec ch\u01b0a n\u00eau.<\/div>\n<\/section>\n\n<section id=\"qualification\"><h2>13. Qualification, FAT v\u00e0 SAT \u2014 n\u01a1i option target tr\u1edf th\u00e0nh guarantee<\/h2>\n\n<div class=\"figure\"><svg viewBox=\"0 0 1760 690\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-labelledby=\"tg dg\"><title id=\"tg\">C\u00e1c c\u1ed5ng ph\u00e1t h\u00e0nh thi\u1ebft k\u1ebf c\u1ea3i ti\u1ebfn<\/title><desc id=\"dg\">S\u01a1 \u0111\u1ed3 n\u0103m c\u1ed5ng t\u1eeb duty \u0111\u1ebfn drawing, prototype, qualification v\u00e0 release.<\/desc><defs><marker id=\"ag\" markerWidth=\"10\" markerHeight=\"10\" refX=\"8\" refY=\"3\" orient=\"auto\"><path d=\"M0 0L9 3L0 6Z\" fill=\"#5bd9e8\"><\/path><\/marker><\/defs><rect width=\"1760\" height=\"690\" fill=\"#071820\"><\/rect><text x=\"45\" y=\"52\" fill=\"#5bd9e8\" font-family=\"Arial\" font-size=\"31\" font-weight=\"700\">Kh\u00f4ng ph\u00e1t h\u00e0nh claim tr\u01b0\u1edbc khi qua \u0111\u1ee7 Design Gates<\/text><g font-family=\"Arial\"><path d=\"M300 355H1450\" stroke=\"#5bd9e8\" stroke-width=\"8\" marker-end=\"url(#ag)\"><\/path><g><circle cx=\"210\" cy=\"355\" r=\"105\" fill=\"#0c1b23\" stroke=\"#7faef8\" stroke-width=\"7\"><\/circle><text x=\"158\" y=\"340\" fill=\"#7faef8\" font-size=\"24\" font-weight=\"700\">G0<\/text><text x=\"133\" y=\"378\" fill=\"#eaf7f8\" font-size=\"18\">Duty freeze<\/text><\/g><g><circle cx=\"535\" cy=\"355\" r=\"105\" fill=\"#0c1b23\" stroke=\"#f4c769\" stroke-width=\"7\"><\/circle><text x=\"483\" y=\"340\" fill=\"#f4c769\" font-size=\"24\" font-weight=\"700\">G1<\/text><text x=\"455\" y=\"378\" fill=\"#eaf7f8\" font-size=\"18\">Design calc<\/text><\/g><g><circle cx=\"860\" cy=\"355\" r=\"105\" fill=\"#0c1b23\" stroke=\"#caa0ff\" stroke-width=\"7\"><\/circle><text x=\"808\" y=\"340\" fill=\"#caa0ff\" font-size=\"24\" font-weight=\"700\">G2<\/text><text x=\"790\" y=\"378\" fill=\"#eaf7f8\" font-size=\"18\">Prototype<\/text><\/g><g><circle cx=\"1185\" cy=\"355\" r=\"105\" fill=\"#0c1b23\" stroke=\"#87e0af\" stroke-width=\"7\"><\/circle><text x=\"1133\" y=\"340\" fill=\"#87e0af\" font-size=\"24\" font-weight=\"700\">G3<\/text><text x=\"1107\" y=\"378\" fill=\"#eaf7f8\" font-size=\"18\">Qualification<\/text><\/g><g><circle cx=\"1510\" cy=\"355\" r=\"105\" fill=\"#0c1b23\" stroke=\"#5bd9e8\" stroke-width=\"7\"><\/circle><text x=\"1458\" y=\"340\" fill=\"#5bd9e8\" font-size=\"24\" font-weight=\"700\">G4<\/text><text x=\"1450\" y=\"378\" fill=\"#eaf7f8\" font-size=\"18\">Release<\/text><\/g><text x=\"95\" y=\"545\" fill=\"#9fb8c0\" font-size=\"18\">Motion \u00b7 water \u00b7 fire \u00b7 fault \u00b7 temperature<\/text><text x=\"440\" y=\"545\" fill=\"#9fb8c0\" font-size=\"18\">Electrical \u00b7 thermal \u00b7 mechanical \u00b7 optical<\/text><text x=\"805\" y=\"545\" fill=\"#9fb8c0\" font-size=\"18\">Measured OD\/weight\/Rdc\/strip force<\/text><text x=\"1080\" y=\"545\" fill=\"#9fb8c0\" font-size=\"18\">Type\/dynamic\/environmental tests<\/text><text x=\"1420\" y=\"545\" fill=\"#9fb8c0\" font-size=\"18\">Drawing \u00b7 QAP \u00b7 marking<\/text><text x=\"80\" y=\"635\" fill=\"#f4c769\" font-size=\"19\">N\u1ebfu G3 ch\u01b0a ho\u00e0n t\u1ea5t, t\u00e0i li\u1ec7u ch\u1ec9 \u0111\u01b0\u1ee3c ghi \u201cengineering target \/ TBC\u201d, kh\u00f4ng ghi \u201ccompliant \/ certified \/ guaranteed\u201d.<\/text><\/g><\/svg><div class=\"caption\">H\u00ecnh 4. Quy tr\u00ecnh ph\u00e1t h\u00e0nh c\u1ea5u h\u00ecnh c\u1ea3i ti\u1ebfn: claim th\u01b0\u01a1ng m\u1ea1i ch\u1ec9 \u0111\u01b0\u1ee3c n\u00e2ng th\u00e0nh guarantee sau qualification v\u00e0 release.<\/div><\/div>\n\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Kh\u00f4ng d\u00f9ng c\u00e2u chung \u201ctested according to standard\u201d; QAP ph\u1ea3i c\u00f3 \u0111i\u1ec1u ki\u1ec7n v\u00e0 ng\u01b0\u1ee1ng<\/caption><thead><tr><th>Gate\/Test<\/th><th>M\u1eabu\/\u0111i\u1ec1u ki\u1ec7n<\/th><th>\u0110\u1ea1i l\u01b0\u1ee3ng ghi nh\u1eadn<\/th><th>Pass\/Fail<\/th><\/tr><\/thead><tbody><tr><td>G0 Duty freeze<\/td><td>System + motion + environment review<\/td><td>Input register, exclusions, TBC list<\/td><td>Kh\u00f4ng c\u00f2n input \u1ea3nh h\u01b0\u1edfng thi\u1ebft k\u1ebf b\u1ecb b\u1ecf tr\u1ed1ng<\/td><\/tr><tr><td>G1 Design review<\/td><td>Calculation + preliminary drawing<\/td><td>Electrical\/thermal\/mechanical\/optical margins<\/td><td>T\u1ea5t c\u1ea3 discipline c\u00f3 owner v\u00e0 margin<\/td><\/tr><tr><td>G2 Prototype dimensional<\/td><td>Prototype full construction<\/td><td>OD, weight, thickness, eccentricity, Rdc, strip force<\/td><td>Trong tolerance \u0111\u01b0\u1ee3c duy\u1ec7t<\/td><\/tr><tr><td>Electrical type\/FAT<\/td><td>\u0110\u00fang voltage class v\u00e0 sample conditioning<\/td><td>HV, insulation, Rdc, screen, PD khi y\u00eau c\u1ea7u<\/td><td>Theo QAP: voltage\/time\/noise\/threshold<\/td><\/tr><tr><td>Dynamic mechanical<\/td><td>Bend\/torsion\/reeling profile c\u1ee7a d\u1ef1 \u00e1n<\/td><td>Cycles, tension, temperature, OD\/pitch, damage<\/td><td>Kh\u00f4ng crack\/bird-cage; post-test electrical pass<\/td><\/tr><tr><td>Cold\/environmental<\/td><td>Compound + full cable<\/td><td>Cold bend\/impact; oil\/ozone\/UV\/abrasion<\/td><td>Theo standard edition\/PO<\/td><\/tr><tr><td>Water<\/td><td>Cut\/uncut sample + pressure\/time<\/td><td>Ingress length, IR\/HV\/PD sau soak<\/td><td>Theo WB claim level<\/td><\/tr><tr><td>Fire\/LSZH<\/td><td>Full construction<\/td><td>Flame, smoke, halogen\/acidity<\/td><td>\u0110\u00fang category\/class \u0111\u01b0\u1ee3c \u0111\u1eb7t<\/td><\/tr><tr><td>Optical<\/td><td>Tr\u01b0\u1edbc\u2013sau dynamic\/environmental<\/td><td>OLTS\/OTDR, attenuation change<\/td><td>Trong link budget\/limit<\/td><\/tr><tr><td>SAT<\/td><td>Installed cable + termination<\/td><td>Continuity, bonding, HV\/PD as specified, optical, dynamic run<\/td><td>Signed ITP + as-built dossier<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>13.1 Minimum production release dossier<\/h3><ul class=\"checklist\"><li>Approved construction drawing v\u00e0 revision history.<\/li><li>BOM\/compound codes, screen\/PE schedule v\u00e0 core identification.<\/li><li>Dimension\/tolerance, Rdc, weight, Rmin, tensile\/sidewall limits.<\/li><li>QAP\/ITP v\u1edbi standard edition, clause, sample conditioning v\u00e0 acceptance limits.<\/li><li>Prototype\/type-test reports g\u1eafn v\u1edbi c\u00f9ng construction.<\/li><li>Drum schedule, metre marking, batch traceability v\u00e0 certificates.<\/li><\/ul>\n<\/section>\n\n<section id=\"configuration\"><h2>14. C\u1ea5u h\u00ecnh c\u1ea3i ti\u1ebfn n\u00ean ch\u1ecdn theo duty n\u00e0o?<\/h2>\n<div class=\"table-wrap\"><table class=\"compact\"><caption>Recommended package stack \u2014 ph\u1ea3i qua compatibility review<\/caption><thead><tr><th>Duty<\/th><th>Package \u01b0u ti\u00ean<\/th><th>Package c\u00f3 \u0111i\u1ec1u ki\u1ec7n<\/th><th>Kh\u00f4ng n\u00ean th\u00eam m\u1eb7c \u0111\u1ecbnh<\/th><th>Critical proof<\/th><\/tr><\/thead><tbody><tr><td>TBM\/tunnelling flexible supply<\/td><td>FC-MECH + FC-PD + FC-TRACE<\/td><td>FC-WB, FC-COLD<\/td><td>FO n\u1ebfu kh\u00f4ng c\u00f3 data need<\/td><td>Dynamic profile + PD before\/after cycling<\/td><\/tr><tr><td>Underground wet route<\/td><td>FC-WB + FC-SHEATH + FC-TRACE<\/td><td>FC-MECH<\/td><td>G\u1ecdi l\u00e0 submersible khi ch\u01b0a pressure test<\/td><td>Water claim level + termination seal<\/td><\/tr><tr><td>Cold-region mine<\/td><td>FC-COLD + FC-MECH<\/td><td>FC-SHEATH<\/td><td>C\u00f4ng b\u1ed1 \u221225\u00b0C tr\u01b0\u1edbc test<\/td><td>Cold dynamic cycling<\/td><\/tr><tr><td>Tunnel high fire requirement<\/td><td>FC-FIRE+ + FC-TRACE<\/td><td>FC-PD<\/td><td>D\u00f9ng certificate compound thay full cable<\/td><td>IEC category\/CPR scope \u0111\u00fang construction<\/td><\/tr><tr><td>High earth-fault duty<\/td><td>FC-EMC\/GC + FC-PD<\/td><td>FC-MECH<\/td><td>T\u0103ng braid steel thay copper PE<\/td><td>Screen\/PE adiabatic calculation + bonding<\/td><\/tr><tr><td>Condition monitoring \/ autonomous equipment<\/td><td>FC-FO\/DTS + FC-EMC\/GC + FC-TRACE<\/td><td>FC-MECH<\/td><td>Th\u00eam FO nh\u01b0ng kh\u00f4ng c\u00f3 link budget<\/td><td>OLTS\/OTDR + DTS calibration<\/td><\/tr><tr><td>Abrasion\/oil\/mud severe<\/td><td>FC-SHEATH + FC-MECH<\/td><td>FC-WB<\/td><td>M\u1ed9t compound cho m\u1ecdi fluid<\/td><td>Fluid-specific ageing + wear test<\/td><\/tr><\/tbody><\/table><\/div>\n<div class=\"note\"><strong>V\u00ed d\u1ee5 designation n\u1ed9i b\u1ed9:<\/strong> FC-(N)3GHSSHCH 6\/10 kV 3\u00d795 + 3\u00d750\/3E + 3\u00d72,5ST + \u00dcL \u00b7 MECH\/WB\/PD. \u0110\u00e2y ch\u1ec9 l\u00e0 c\u1ea5u tr\u00fac RFQ; m\u00e3 th\u01b0\u01a1ng m\u1ea1i, OD, weight, Rmin, ampacity v\u00e0 test limits v\u1eabn l\u00e0 <span class=\"tbc\">TBC<\/span> \u0111\u1ebfn G4.<\/div>\n<\/section>\n\n<section id=\"rfq\"><h2>15. RFQ-ready data, FAQ v\u00e0 source responsibility<\/h2>\n<div class=\"calc\">A. Electrical\nU\u2080\/U\/Um: ______  system earthing: ______  Ik\/t: ______  load profile: ______\nPhase\/PE\/control arrangement: __________________  VFD\/EMC: ______________\n\nB. Motion\nFixed\/flexed\/trailing\/reel: ______  D drum\/pulley: ______  layers: ______\nSpeed\/acceleration\/jerk: ______  tension: ______  torsion: ______  cycles: ______\n\nC. Environment\nAmbient fixed\/moving: ______  water depth\/pressure\/time: __________________\nWater chemistry: ______  oil\/mud\/chemicals: ______  UV\/ozone: ____________\nFire\/smoke\/halogen category and standard edition: _________________________\n\nD. Monitoring \/ optical\n\u00dcL logic: ______  dual pilot: ______  fibre count\/type: ______  DTS: ______\n\nE. Acceptance\nRequired tests: ______  witness\/third party: ______  FAT\/SAT limits: ______<\/div>\n<h3>FAQ<\/h3><div class=\"grid\"><div class=\"card\"><h3>C\u1ea3i ti\u1ebfn c\u00f3 c\u00f2n g\u1ecdi (N)3GHSSHCH?<\/h3><p>Ch\u1ec9 khi normative construction\/declaration v\u1eabn ph\u00f9 h\u1ee3p. Thay \u0111\u1ed5i l\u1edbn ph\u1ea3i ghi \u201ctype\/custom derivative\u201d v\u00e0 li\u1ec7t k\u00ea deviation.<\/p><\/div><div class=\"card\"><h3>FC-WB c\u00f3 ng\u00e2m l\u00e2u d\u00e0i?<\/h3><p>Kh\u00f4ng m\u1eb7c \u0111\u1ecbnh. Ch\u1ec9 WB-3 v\u1edbi depth\/time\/water\/termination \u0111\u00e3 qualification m\u1edbi \u0111\u01b0\u1ee3c ghi submersible.<\/p><\/div><div class=\"card\"><h3>FC-MECH c\u00f3 gi\u1ea3m Rmin?<\/h3><p>Kh\u00f4ng m\u1eb7c \u0111\u1ecbnh. Baseline 6D\/10D \u0111\u01b0\u1ee3c gi\u1eef \u0111\u1ebfn khi dynamic fatigue test cho ph\u00e9p gi\u00e1 tr\u1ecb kh\u00e1c.<\/p><\/div><div class=\"card\"><h3>C\u00f3 th\u1ec3 t\u0103ng ampacity?<\/h3><p>C\u00f3 th\u1ec3 t\u1ed1i \u01b0u, nh\u01b0ng screen\/v\u1ecf\/barrier m\u1edbi c\u0169ng c\u00f3 th\u1ec3 gi\u1ea3m t\u1ea3n nhi\u1ec7t. Ch\u1ec9 thermal study\/type test m\u1edbi quy\u1ebft \u0111\u1ecbnh.<\/p><\/div><div class=\"card\"><h3>FC-PD b\u1ea3o \u0111\u1ea3m bao nhi\u00eau pC?<\/h3><p>Ng\u01b0\u1ee1ng l\u00e0 TBC cho \u0111\u1ebfn khi PO\/QAP ch\u1ed1t voltage, circuit, noise floor, duration v\u00e0 acceptance.<\/p><\/div><div class=\"card\"><h3>C\u00f3 th\u1ec3 t\u00edch h\u1ee3p FO\/DTS?<\/h3><p>C\u00f3 \u1edf c\u1ea5p thi\u1ebft k\u1ebf, nh\u01b0ng th\u01b0\u1eddng l\u00e0m \u0111\u1ed5i geometry, OD, Rmin, termination v\u00e0 c\u00f3 th\u1ec3 c\u1ea7n designation ri\u00eang.<\/p><\/div><\/div>\n<h3>Claim-control matrix<\/h3><div class=\"table-wrap\"><table class=\"compact\"><caption>Nh\u1eefng c\u00e2u kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o catalogue tr\u01b0\u1edbc qualification<\/caption><thead><tr><th>Claim<\/th><th>\u0110i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng<\/th><th>Release evidence<\/th><\/tr><\/thead><tbody><tr><td>Gi\u1eef nguy\u00ean designation (N)3GHSSHCH<\/td><td>Ch\u1ec9 khi c\u1ea5u tr\u00fac v\u1eabn \u0111\u00e1p \u1ee9ng normative construction v\u00e0 deviation \u0111\u01b0\u1ee3c ch\u1ea5p thu\u1eadn<\/td><td>Manufacturer declaration + approved drawing<\/td><\/tr><tr><td>Flexed \u0111\u1ebfn \u221225\u00b0C<\/td><td><span class=\"no\">Kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng<\/span> t\u1eeb baseline; ch\u1ec9 vi\u1ebft \u201coption target\u201d tr\u01b0\u1edbc th\u1eed nghi\u1ec7m<\/td><td>Cold-flex qualification report<\/td><\/tr><tr><td>Ch\u1ed1ng n\u01b0\u1edbc \/ submersible<\/td><td>Water blocking kh\u00f4ng \u0111\u1ed3ng ngh\u0129a permanent immersion<\/td><td>Pressure\/depth\/time test + sealed termination qualification<\/td><\/tr><tr><td>B\u00e1n k\u00ednh nh\u1ecf h\u01a1n 10D \u0111\u1ed9ng<\/td><td>Kh\u00f4ng suy ra t\u1eeb compound m\u1ec1m h\u01a1n<\/td><td>Dynamic bend\/reeling test v\u00e0 fatigue evidence<\/td><\/tr><tr><td>Ampacity t\u0103ng<\/td><td>Kh\u00f4ng suy ra t\u1eeb conductor c\u00f9ng mm\u00b2; thay sheath\/OD c\u00f3 th\u1ec3 l\u00e0m nhi\u1ec7t x\u1ea5u h\u01a1n<\/td><td>Thermal calculation\/type test cho c\u1ea5u tr\u00fac cu\u1ed1i<\/td><\/tr><tr><td>PD th\u1ea5p h\u01a1n<\/td><td>Kh\u00f4ng tuy\u00ean b\u1ed1 s\u1ed1 pC n\u1ebfu ch\u01b0a ch\u1ed1t circuit\/noise\/voltage\/time<\/td><td>Calibrated PD report + acceptance criterion<\/td><\/tr><tr><td>IEC 60332-3 \/ CPR<\/td><td>Baseline ch\u1ec9 n\u00eau IEC\/EN 60332-1-2 v\u00e0 IEC\/EN 60754-1\/2<\/td><td>Full construction certificate\/report<\/td><\/tr><tr><td>Tu\u1ed5i th\u1ecd d\u00e0i h\u01a1n X%<\/td><td>Kh\u00f4ng c\u00f4ng b\u1ed1 n\u1ebfu ch\u01b0a c\u00f3 duty profile v\u00e0 comparative life test<\/td><td>Agreed accelerated-life model + field correlation<\/td><\/tr><\/tbody><\/table><\/div>\n<h3>Ngu\u1ed3n v\u00e0 tr\u00e1ch nhi\u1ec7m d\u1eef li\u1ec7u<\/h3><ul><li><a href=\"https:\/\/www.elandcables.com\/cables\/n-3ghsshch-cables\" target=\"_blank\" rel=\"noopener\">(N)3GHSSHCH product\/construction page<\/a>: \u1ee9ng d\u1ee5ng, family construction v\u00e0 voltage range.<\/li><li><a href=\"https:\/\/www.elandcables.com\/media\/zpvjweam\/n-3ghsshch-3-6-6kv-and-6-10kv-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">3,6\/6 kV &amp; 6\/10 kV PDF<\/a>: characteristics, construction, 14 sizes, ampacity, voltage drop v\u00e0 derating.<\/li><li><a href=\"https:\/\/www.elandcables.com\/media\/tsroq2ai\/n-3ghsshch-8-7-15kv-and-12-20kv-cable-datasheet.pdf\" target=\"_blank\" rel=\"noopener\">8,7\/15 kV &amp; 12\/20 kV PDF<\/a>: characteristics, 12 sizes, tensile v\u00e0 ampacity.<\/li><\/ul>\n<p class=\"audit\"><strong>Source boundary:<\/strong> baseline numerical data belongs to the cited reference PDFs. Feichun packages are engineering options described in this article; no option value becomes a certified property until tied to Feichun quotation, approved drawing, QAP and qualification report for the exact construction.<\/p>\n<\/section><\/main>\n<footer><div class=\"wrap\"><h2>Feichun Cable \u00b7 Custom (N)3GHSSHCH engineering<\/h2><p>G\u1eedi duty profile v\u00e0 failure history; Feichun s\u1ebd tr\u1ea3 l\u1ea1i deviation register, preliminary construction, calculation list v\u00e0 qualification plan thay v\u00ec m\u1ed9t tuy\u00ean b\u1ed1 \u201cenhanced\u201d kh\u00f4ng c\u00f3 ranh gi\u1edbi.<\/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 mining \u00b7 tunnelling \u00b7 custom monitoring \u00b7 water blocking \u00b7 optical sensing. Th\u00f4ng s\u1ed1 cu\u1ed1i c\u00f9ng theo quotation, approved drawing v\u00e0 QAP c\u1ee7a m\u00e3 h\u00e0ng.<\/p><\/div><\/footer>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"Feichun kh\u00f4ng coi \u201ccustomised\u201d l\u00e0 \u0111\u1ed5i m\u00e0u v\u1ecf ho\u1eb7c th\u00eam m\u1ed9t l\u1edbp b\u0103ng. Ch\u00fang t\u00f4i b\u1eaft \u0111\u1ea7u t\u1eeb failure mode c\u1ee7a m\u00e1y \u0111\u00e0o h\u1ea7m, b\u0103ng t\u1ea3i ng\u1ea7m v\u00e0 thi\u1ebft b\u1ecb MV: strain truy\u1ec1n v\u00e0o copper, xo\u1eafn t\u00edch l\u0169y, n\u01b0\u1edbc lan d\u1ecdc, interface b\u00e1n d\u1eabn kh\u00f4ng \u1ed5n \u0111\u1ecbnh, screen kh\u00f4ng \u0111\u1ee7 fault duty, v\u1ecf LSZH m\u00e0i m\u00f2n v\u00e0 h\u1ec7 monitoring thi\u1ebfu d\u1ef1 ph\u00f2ng. M\u1ed7i c\u1ea3i ti\u1ebfn b\u00ean d\u01b0\u1edbi l\u00e0 m\u1ed9t package k\u1ef9 thu\u1eadt c\u00f3 \u0111\u1ea7u v\u00e0o, t\u00e1c \u0111\u1ed9ng, gi\u1edbi h\u1ea1n v\u00e0 qualification ri\u00eang.","protected":false},"author":1,"featured_media":26728,"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":[66,66953,56],"tags":[16,111,17],"class_list":["post-26727","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","category-gost-","category-reeling-cable","tag-din-vde-0250","tag-mining-cable","tag-reeling-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26727","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=26727"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26727\/revisions"}],"predecessor-version":[{"id":26731,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26727\/revisions\/26731"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/26728"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=26727"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=26727"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=26727"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}