{"id":26072,"date":"2026-08-10T14:20:33","date_gmt":"2026-08-10T06:20:33","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=26072"},"modified":"2026-08-10T14:20:39","modified_gmt":"2026-08-10T06:20:39","slug":"nshtou-j-3xcs-2xcs-2-fo-cap-cao-su-06-1-kv-tich-hop-nguon-pe-chia-doi-va-soi-quang","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/nshtou-j-3xcs-2xcs-2-fo-cap-cao-su-06-1-kv-tich-hop-nguon-pe-chia-doi-va-soi-quang\/","title":{"rendered":"(N)SHT\u00d6U-J 3\u00d7CS + 2\u00d7CS\/2 + FO: c\u00e1p cao su 0,6\/1 kV t\u00edch h\u1ee3p ngu\u1ed3n, PE chia \u0111\u00f4i v\u00e0 s\u1ee3i quang"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"162225\" data-has-transparency=\"false\" style=\"--dominant-color: #162225;\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"371\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" 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https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1821.avif 1729w\" \/><\/figure>\n\n\n\n\n<!doctype html><html lang=\"vi\"><head><meta charset=\"utf-8\"><meta name=\"viewport\" content=\"width=device-width,initial-scale=1\">\n<title>(N)SHT\u00d6U-J 3\u00d7CS + 2\u00d7CS\/2 + FO | C\u00e1p tang cu\u1ed1n ngu\u1ed3n v\u00e0 quang Feichun<\/title>\n<meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt (N)SHT\u00d6U-J 3\u00d7CS+2\u00d7CS\/2+FO 0,6\/1 kV d\u1ef1a tr\u00ean DIN VDE 0250-814: PE chia \u0111\u00f4i, A-D(ZN)13Y 6\u201324FO, 50\u00b0\/m, 250 m\/min, 5GM3\/5GM5 v\u00e0 \u0111\u1ee7 8 k\u00edch th\u01b0\u1edbc.\">\n<meta name=\"keywords\" content=\"(N)SHT\u00d6U-J 3xCS 2xCS\/2 FO, NSHTOEU fiber optic reeling cable, DIN VDE 0250-814, c\u00e1p tang cu\u1ed1n quang \u0111i\u1ec7n, c\u00e1p c\u1ea7n c\u1ea9u container 0.6\/1 kV, A-D(ZN)13Y, G50\/125 G62.5\/125 E9\/125, Feichun Cable\">\n<meta name=\"robots\" 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t\u00edch h\u1ee3p\",\"inLanguage\":\"vi\",\"datePublished\":\"2026-08-10\",\"dateModified\":\"2026-08-10\",\"author\":{\"@type\":\"Organization\",\"name\":\"Feichun Cable\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Feichun Cable\"},\"about\":[\"(N)SHT\u00d6U-J\",\"DIN VDE 0250-814\",\"fiber optic reeling cable\",\"split earth conductor\"]}<\/script><\/head><body>\n<header class=\"hero\"><div class=\"wrap\"><div class=\"eyebrow\">Feichun Cable \u00b7 k\u1ef9 thu\u1eadt c\u00e1p tang cu\u1ed1n quang\u2013\u0111i\u1ec7n<\/div><h1>(N)SHT\u00d6U-J 3\u00d7CS + 2\u00d7CS\/2 + FO: c\u00e1p cao su 0,6\/1 kV t\u00edch h\u1ee3p ngu\u1ed3n, PE chia \u0111\u00f4i v\u00e0 s\u1ee3i quang<\/h1><p class=\"lead\">Thi\u1ebft k\u1ebf gom ba l\u00f5i c\u00f4ng su\u1ea5t, m\u1ed9t d\u00e2y b\u1ea3o v\u1ec7 PE t\u1ed5ng chia th\u00e0nh hai ph\u1ea7n v\u00e0 m\u00f4-\u0111un quang A-D(ZN)13Y v\u00e0o c\u00f9ng m\u1ed9t c\u00e1p tang cu\u1ed1n m\u00e0u v\u00e0ng. C\u1ea5u tr\u00fac d\u00e0nh cho cu\u1ed1n\u2013nh\u1ea3 th\u01b0\u1eddng xuy\u00ean d\u01b0\u1edbi l\u1ef1c k\u00e9o v\u00e0 xo\u1eafn \u0111\u1ed3ng th\u1eddi, v\u1edbi t\u1ed1c \u0111\u1ed9 c\u00f4ng b\u1ed1 \u0111\u1ebfn 250 m\/min, gi\u1edbi h\u1ea1n xo\u1eafn 50\u00b0\/m, b\u1ec7n polyamide ch\u1ed1ng xo\u1eafn v\u00e0 v\u1ecf ngo\u00e0i 5GM5 ch\u1ed1ng x\u00e9, va \u0111\u1eadp, m\u00e0i m\u00f2n.<\/p><div class=\"badges\"><span>Based on DIN VDE 0250-814<\/span><span>0,6\/1 kV<\/span><span>IEC 60228 Class 5<\/span><span>2-part PE<\/span><span>6 \/ 12 \/ 18 \/ 24 FO<\/span><span>G50\/125<\/span><span>G62,5\/125<\/span><span>E9\/125<\/span><span>50\u00b0\/m<\/span><span>250 m\/min<\/span><\/div><div class=\"meta\"><span>B\u00e0i vi\u1ebft ti\u1ebfng Vi\u1ec7t<\/span><span>8 c\u1ea5u h\u00ecnh \u0111\u1ea7y \u0111\u1ee7<\/span><span>11 th\u00f4ng s\u1ed1 quang<\/span><span>5 s\u01a1 \u0111\u1ed3 SVG k\u1ef9 thu\u1eadt<\/span><span>Ngu\u1ed3n TFCrane 2025<\/span><\/div><\/div><\/header>\n<main class=\"wrap\"><nav class=\"toc\"><strong>\u0110i\u1ec1u h\u01b0\u1edbng k\u1ef9 thu\u1eadt<\/strong><ol><li><a href=\"#tong-quan\">\u0110\u1ecbnh ngh\u0129a v\u00e0 ph\u1ea1m vi<\/a><\/li><li><a href=\"#ky-hieu\">Gi\u1ea3i m\u00e3 k\u00fd hi\u1ec7u<\/a><\/li><li><a href=\"#toc-khac\">Sai kh\u00e1c trong m\u1ee5c l\u1ee5c<\/a><\/li><li><a href=\"#ung-dung\">\u1ee8ng d\u1ee5ng<\/a><\/li><li><a href=\"#cau-truc\">C\u1ea5u tr\u00fac<\/a><\/li><li><a href=\"#mat-cat\">M\u1eb7t c\u1eaft k\u1ef9 thu\u1eadt<\/a><\/li><li><a href=\"#quang\">M\u00f4-\u0111un quang<\/a><\/li><li><a href=\"#bang-quang\">B\u1ea3ng d\u1eef li\u1ec7u quang<\/a><\/li><li><a href=\"#chon-soi\">Ch\u1ecdn lo\u1ea1i s\u1ee3i<\/a><\/li><li><a href=\"#budget\">Ng\u00e2n s\u00e1ch suy hao<\/a><\/li><li><a href=\"#dien-nhiet\">\u0110i\u1ec7n v\u00e0 nhi\u1ec7t<\/a><\/li><li><a href=\"#dong-tai\">D\u00f2ng t\u1ea3i tr\u00ean tang<\/a><\/li><li><a href=\"#co-hoc\">Gi\u1edbi h\u1ea1n c\u01a1 h\u1ecdc<\/a><\/li><li><a href=\"#ban-kinh\">B\u00e1n k\u00ednh u\u1ed1n<\/a><\/li><li><a href=\"#luc-keo\">T\u00ednh l\u1ef1c k\u00e9o<\/a><\/li><li><a href=\"#toc-do\">T\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9ng h\u1ecdc<\/a><\/li><li><a href=\"#moi-truong\">L\u1eeda, d\u1ea7u, UV, ozone<\/a><\/li><li><a href=\"#ma-tran\">\u0110\u1ee7 8 k\u00edch th\u01b0\u1edbc<\/a><\/li><li><a href=\"#so-sanh\">So s\u00e1nh \u0111\u00fang bi\u1ebfn th\u1ec3<\/a><\/li><li><a href=\"#vfd\">VFD v\u00e0 EMC<\/a><\/li><li><a href=\"#he-thong\">Tang, puly, guide<\/a><\/li><li><a href=\"#dau-noi\">\u0110\u1ea7u cu\u1ed1i \u0111i\u1ec7n\u2013quang<\/a><\/li><li><a href=\"#nghiem-thu\">FAT\/SAT<\/a><\/li><li><a href=\"#chan-doan\">Ch\u1ea9n \u0111o\u00e1n<\/a><\/li><li><a href=\"#faq\">FAQ v\u00e0 d\u1eef li\u1ec7u d\u1ef1 \u00e1n<\/a><\/li><li><a href=\"#nguon\">Ngu\u1ed3n<\/a><\/li><\/ol><\/nav>\n\n<section id=\"tong-quan\"><h2>\u0110\u1ecbnh ngh\u0129a: m\u1ed9t tuy\u1ebfn truy\u1ec1n n\u0103ng l\u01b0\u1ee3ng v\u00e0 d\u1eef li\u1ec7u trong c\u00f9ng chu k\u1ef3 chuy\u1ec3n \u0111\u1ed9ng<\/h2><blockquote>(N)SHT\u00d6U-J 3\u00d7CS + 2\u00d7CS\/2 + FO l\u00e0 c\u00e1p tang cu\u1ed1n cao su h\u1ea1 \u00e1p t\u00edch h\u1ee3p ba l\u00f5i ngu\u1ed3n, PE chia \u0111\u00f4i v\u00e0 m\u00f4-\u0111un s\u1ee3i quang; \u201cBased on DIN VDE 0250-814\u201d kh\u00f4ng \u0111\u1ed3ng ngh\u0129a to\u00e0n b\u1ed9 bi\u1ebfn th\u1ec3 quang n\u00e0y m\u1eb7c nhi\u00ean c\u00f3 VDE Marks Approval.<\/blockquote><div class=\"cards\"><div class=\"card\"><div class=\"value\">3 pha<\/div><p>Ba l\u00f5i c\u00f4ng su\u1ea5t \u0111\u1ed3ng m\u1ec1m Class 5, c\u00e1ch \u0111i\u1ec7n EPDM 3GI3.<\/p><\/div><div class=\"card green\"><div class=\"value\">2 \u00d7 PE\/2<\/div><p>M\u1ed9t ti\u1ebft di\u1ec7n PE t\u1ed5ng \u0111\u01b0\u1ee3c chia th\u00e0nh hai ph\u1ea7n v\u00e0 b\u1ed1 tr\u00ed \u1edf hai khe.<\/p><\/div><div class=\"card gold\"><div class=\"value\">FO<\/div><p>M\u00f4-\u0111un A-D(ZN)13Y, l\u1ef1a ch\u1ecdn 6, 12, 18 ho\u1eb7c 24 s\u1ee3i.<\/p><\/div><div class=\"card red\"><div class=\"value\">Dynamic system<\/div><p>Ngu\u1ed3n, \u0111i\u1ec1u khi\u1ec3n quang, c\u01a1 c\u1ea5u tang v\u00e0 termination ph\u1ea3i \u0111\u01b0\u1ee3c qualification nh\u01b0 m\u1ed9t h\u1ec7.<\/p><\/div><\/div><div class=\"scroll\"><table><caption>Ba l\u1edbp tuy\u00ean b\u1ed1 ph\u1ea3i t\u00e1ch bi\u1ec7t<\/caption><thead><tr><th>L\u1edbp<\/th><th>N\u1ed9i dung c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh<\/th><th>\u0110i\u1ec1u ph\u1ea3i x\u00e1c minh<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Ti\u00eau chu\u1ea9n n\u1ec1n<\/td><td>Catalogue ghi \u201cBased on: DIN VDE 0250-814\u201d.<\/td><td>\u0110i\u1ec1u kho\u1ea3n n\u00e0o \u00e1p d\u1ee5ng cho ph\u1ea7n \u0111i\u1ec7n, v\u1ecf v\u00e0 th\u1eed nghi\u1ec7m.<\/td><\/tr><tr><td class=\"key\">Thi\u1ebft k\u1ebf catalogue<\/td><td>FO, 50\u00b0\/m, 250 m\/min, 5GM3\/5GM5 v\u00e0 t\u00e1m size l\u00e0 d\u1eef li\u1ec7u c\u1ee7a s\u1ea3n ph\u1ea9m c\u1ee5 th\u1ec3.<\/td><td>B\u1ea3n v\u1ebd, tolerance, s\u1ed1 s\u1ee3i v\u00e0 lo\u1ea1i s\u1ee3i c\u1ee7a \u0111\u01a1n h\u00e0ng.<\/td><\/tr><tr><td class=\"key\">Ch\u1ee9ng nh\u1eadn d\u1ef1 \u00e1n<\/td><td>Ch\u1ec9 ph\u1ea1m vi certificate \u0111\u01b0\u1ee3c cung c\u1ea5p m\u1edbi c\u00f3 gi\u00e1 tr\u1ecb.<\/td><td>Nh\u00e0 m\u00e1y, type designation, size, edition, hi\u1ec7u l\u1ef1c v\u00e0 marking.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"ky-hieu\"><h2>Gi\u1ea3i m\u00e3 3\u00d7CS + 2\u00d7CS\/2 + FO<\/h2><p><strong>CS<\/strong> l\u00e0 <em>cross-section<\/em>\u2014ti\u1ebft di\u1ec7n danh ngh\u0129a t\u00ednh b\u1eb1ng mm\u00b2. K\u00fd hi\u1ec7u k\u1ebft h\u1ee3p th\u00f4ng tin \u0111i\u1ec7n v\u00e0 h\u00ecnh h\u1ecdc c\u1ee7a b\u00f3 l\u00f5i.<\/p><div class=\"formula\">V\u00ed d\u1ee5: 3\u00d770 + 2\u00d735\/2 + FO\n3\u00d770       = ba l\u00f5i c\u00f4ng su\u1ea5t, m\u1ed7i l\u00f5i 70 mm\u00b2\n2\u00d735\/2     = PE t\u1ed5ng 35 mm\u00b2, chia th\u00e0nh hai ph\u1ea7n\n35\/2       = 17,5 mm\u00b2 danh ngh\u0129a cho m\u1ed7i ph\u1ea7n PE\nFO         = m\u1ed9t m\u00f4-\u0111un quang A-D(ZN)13Y \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u1edf khe c\u00f2n l\u1ea1i\nT\u1ed5ng PE    = 2 \u00d7 (35\/2) = 35 mm\u00b2<\/div><p class=\"warn\"><strong>Kh\u00f4ng \u0111\u1ecdc l\u00e0 hai l\u00f5i PE 35 mm\u00b2.<\/strong> C\u1ea5u h\u00ecnh <code>3\u00d770+2\u00d735\/2+FO<\/code> c\u00f3 t\u1ed5ng PE 35 mm\u00b2, kh\u00f4ng ph\u1ea3i 70 mm\u00b2. C\u1ea5u t\u1ea1o s\u1ee3i th\u1ef1c t\u1ebf v\u00e0 ti\u1ebft di\u1ec7n t\u1eebng ph\u1ea7n ph\u1ea3i theo b\u1ea3n v\u1ebd \u0111\u01b0\u1ee3c duy\u1ec7t.<\/p><\/section>\n\n<div class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1840 600\" role=\"img\" aria-label=\"Gi\u1ea3i m\u00e3 k\u00fd hi\u1ec7u ba l\u00f5i ngu\u1ed3n hai ph\u1ea7n PE v\u00e0 s\u1ee3i quang\"><rect width=\"1840\" height=\"600\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"65\" fill=\"#55dff7\" font-size=\"34\" font-weight=\"700\">C\u00e1ch \u0111\u1ecdc: (N)SHT\u00d6U-J 3\u00d770 + 2\u00d735\/2 + FO<\/text><rect x=\"65\" y=\"155\" width=\"390\" height=\"180\" rx=\"18\" fill=\"#0d1921\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"135\" y=\"240\" fill=\"#e8f3f5\" font-size=\"50\" font-weight=\"700\">3\u00d770<\/text><text x=\"105\" y=\"295\" fill=\"#a6ded9\" font-size=\"23\">3 pha \u00d7 70 mm\u00b2<\/text><text x=\"485\" y=\"265\" fill=\"#f0c865\" font-size=\"65\">+<\/text><rect x=\"570\" y=\"155\" width=\"420\" height=\"180\" rx=\"18\" fill=\"#0d1921\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"630\" y=\"240\" fill=\"#e8f3f5\" font-size=\"50\" font-weight=\"700\">2\u00d735\/2<\/text><text x=\"610\" y=\"295\" fill=\"#f0c865\" font-size=\"23\">PE 35 mm\u00b2 \u2192 2 ph\u1ea7n<\/text><text x=\"1020\" y=\"265\" fill=\"#f0c865\" font-size=\"65\">+<\/text><rect x=\"1110\" y=\"155\" width=\"210\" height=\"180\" rx=\"18\" fill=\"#0d1921\" stroke=\"#ff9297\" stroke-width=\"5\"\/><text x=\"1170\" y=\"240\" fill=\"#e8f3f5\" font-size=\"50\" font-weight=\"700\">FO<\/text><text x=\"1140\" y=\"295\" fill=\"#ff9297\" font-size=\"23\">6\u201324 s\u1ee3i<\/text><path d=\"M1320 245H1450\" stroke=\"#a6ded9\" stroke-width=\"8\"\/><g transform=\"translate(1610 255)\"><circle r=\"135\" fill=\"#15242c\" stroke=\"#f4d83f\" stroke-width=\"22\"\/><circle cy=\"-58\" r=\"48\" fill=\"#452d20\" stroke=\"#f0c865\" stroke-width=\"9\"\/><circle cx=\"-52\" cy=\"33\" r=\"48\" fill=\"#1a1f22\" stroke=\"#f0c865\" stroke-width=\"9\"\/><circle cx=\"52\" cy=\"33\" r=\"48\" fill=\"#4a4f52\" stroke=\"#f0c865\" stroke-width=\"9\"\/><circle cx=\"-73\" cy=\"-40\" r=\"21\" fill=\"#82b43b\" stroke=\"#e5d72b\" stroke-width=\"7\"\/><circle cx=\"73\" cy=\"-40\" r=\"21\" fill=\"#82b43b\" stroke=\"#e5d72b\" stroke-width=\"7\"\/><circle cy=\"86\" r=\"25\" fill=\"#254b64\" stroke=\"#55dff7\" stroke-width=\"8\"\/><\/g><text x=\"1400\" y=\"475\" fill=\"#e8f3f5\" font-size=\"23\">2 PE + 1 m\u00f4-\u0111un FO trong 3 khe<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 1 \u2014 Hai nh\u00e1nh PE v\u00e0 m\u1ed9t m\u00f4-\u0111un quang chi\u1ebfm ba kho\u1ea3ng tr\u1ed1ng quanh tam gi\u00e1c l\u00f5i c\u00f4ng su\u1ea5t.<\/div><\/div>\n\n<section id=\"toc-khac\"><h2>Ch\u00fa \u00fd d\u1eef li\u1ec7u ngu\u1ed3n: m\u1ee5c l\u1ee5c v\u00e0 ti\u00eau \u0111\u1ec1 s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t<\/h2><p>M\u1ee5c l\u1ee5c c\u1ee7a b\u1ea3n TFCrane 2025 hi\u1ec3n th\u1ecb <code>3\u00d7CS + 3\u00d7CS\/2 + FO<\/code>, trong khi ti\u00eau \u0111\u1ec1 trang s\u1ea3n ph\u1ea9m, m\u00f4 t\u1ea3 \u201cearth conductor split into 2 parts\u201d, marking v\u00ed d\u1ee5 v\u00e0 c\u1ea3 t\u00e1m d\u00f2ng th\u00f4ng s\u1ed1 \u0111\u1ec1u d\u00f9ng <code>3\u00d7CS + 2\u00d7CS\/2 + FO<\/code>. B\u00e0i vi\u1ebft l\u1ea5y trang s\u1ea3n ph\u1ea9m l\u00e0m ngu\u1ed3n ki\u1ec3m so\u00e1t.<\/p><div class=\"scroll\"><table><caption>Quy t\u1eafc x\u1eed l\u00fd sai kh\u00e1c<\/caption><thead><tr><th>B\u1eb1ng ch\u1ee9ng<\/th><th>K\u00fd hi\u1ec7u \/ m\u00f4 t\u1ea3<\/th><th>K\u1ebft lu\u1eadn<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">M\u1ee5c l\u1ee5c<\/td><td>3\u00d7CS + 3\u00d7CS\/2 + FO<\/td><td class=\"hold\">Xem l\u00e0 l\u1ed7i bi\u00ean t\u1eadp c\u1ea7n c\u1ea3nh b\u00e1o.<\/td><\/tr><tr><td class=\"key\">Ti\u00eau \u0111\u1ec1 trang 25<\/td><td>3\u00d7CS + 2\u00d7CS\/2 + FO<\/td><td class=\"pass\">Ph\u00f9 h\u1ee3p v\u1edbi c\u1ea5u tr\u00fac th\u1ef1c.<\/td><\/tr><tr><td class=\"key\">M\u00f4 t\u1ea3 c\u1ea5u tr\u00fac<\/td><td>PE chia th\u00e0nh 2 ph\u1ea7n; FO trong c\u00e1c khe.<\/td><td class=\"pass\">X\u00e1c nh\u1eadn hai nh\u00e1nh PE.<\/td><\/tr><tr><td class=\"key\">B\u1ea3ng size v\u00e0 marking<\/td><td>2\u00d716\/2, 2\u00d725\/2\u2026<\/td><td class=\"pass\">D\u00f9ng cho RFQ, datasheet v\u00e0 PO.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"ung-dung\"><h2>\u1ee8ng d\u1ee5ng: c\u1ea9u c\u1ea3ng, b\u0103ng t\u1ea3i, khai m\u1ecf v\u00e0 \u0111\u01b0\u1eddng h\u1ea7m<\/h2><p>C\u00e1p d\u00e0nh cho cu\u1ed1n v\u00e0 nh\u1ea3 th\u01b0\u1eddng xuy\u00ean v\u1edbi l\u1ef1c k\u00e9o v\u00e0 xo\u1eafn \u0111\u1ed3ng th\u1eddi, d\u00f9ng tr\u00ean b\u0103ng t\u1ea3i, c\u1ea9u container, c\u1ea9u c\u1ea3ng, m\u00e1y x\u00e2y d\u1ef1ng v\u00e0 m\u00e1y x\u1ebfp d\u1ee1 trong khai m\u1ecf\/\u0111\u01b0\u1eddng h\u1ea7m. Catalogue cho ph\u00e9p \u0111i\u1ec1u ki\u1ec7n kh\u00f4 ho\u1eb7c \u01b0\u1edbt, nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p, m\u1ecf ng\u1ea7m\/l\u1ed9 thi\u00ean v\u00e0 khu v\u1ef1c c\u00f3 nguy c\u01a1 n\u1ed5; v\u1ecf \u0111\u01b0\u1ee3c n\u00eau ch\u1ecbu x\u00e9, va \u0111\u1eadp v\u00e0 m\u00e0i m\u00f2n.<\/p><div class=\"scroll\"><table><caption>L\u1ee3i \u00edch c\u1ee7a truy\u1ec1n quang t\u00edch h\u1ee3p<\/caption><thead><tr><th>Ch\u1ee9c n\u0103ng<\/th><th>L\u1ee3i \u00edch<\/th><th>\u0110i\u1ec3m thi\u1ebft k\u1ebf<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Ngu\u1ed3n \u0111\u1ed9ng l\u1ef1c<\/td><td>Ba pha 0,6\/1 kV trong c\u00f9ng tuy\u1ebfn chuy\u1ec3n \u0111\u1ed9ng.<\/td><td>Ampacity, VFD, ng\u1eafn m\u1ea1ch, nhi\u1ec7t khi cu\u1ed1n.<\/td><\/tr><tr><td class=\"key\">\u0110i\u1ec1u khi\u1ec3n quang<\/td><td>C\u00e1ch ly \u0111i\u1ec7n v\u00e0 mi\u1ec5n nhi\u1ec5m nhi\u1ec5u \u0111i\u1ec7n t\u1eeb tr\u00ean \u0111\u01b0\u1eddng truy\u1ec1n quang.<\/td><td>Lo\u1ea1i s\u1ee3i, b\u01b0\u1edbc s\u00f3ng, transceiver, link budget.<\/td><\/tr><tr><td class=\"key\">M\u1ed9t c\u00e1p thay hai tuy\u1ebfn<\/td><td>Gi\u1ea3m s\u1ed1 tang\/guide v\u00e0 \u0111\u1ed3ng b\u1ed9 chi\u1ec1u d\u00e0i d\u1ecbch chuy\u1ec3n.<\/td><td>Termination ph\u1ea3i t\u00e1ch v\u00f9ng \u0111i\u1ec7n\u2013quang an to\u00e0n.<\/td><\/tr><tr><td class=\"key\">Gi\u00e1m s\u00e1t thi\u1ebft b\u1ecb<\/td><td>PLC, camera, Ethernet ho\u1eb7c d\u1eef li\u1ec7u \u0111o t\u00f9y h\u1ec7 th\u1ed1ng.<\/td><td>Kh\u00f4ng suy ra protocol ho\u1eb7c b\u0103ng th\u00f4ng ch\u1ec9 t\u1eeb ch\u1eef \u201cFO\u201d.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">\u201cD\u00f9ng \u0111\u01b0\u1ee3c trong v\u00f9ng c\u00f3 nguy c\u01a1 n\u1ed5\u201d kh\u00f4ng t\u1ef1 ch\u1ee9ng nh\u1eadn to\u00e0n b\u1ed9 c\u00e1p\u2013gland\u2013slip ring\u2013terminal theo ATEX\/IECEx. Ph\u00e2n v\u00f9ng v\u00e0 protection concept ph\u1ea3i \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t cho h\u1ec7 ho\u00e0n ch\u1ec9nh.<\/p><\/section>\n\n<section id=\"cau-truc\"><h2>C\u1ea5u tr\u00fac c\u00f4ng b\u1ed1: EPDM 3GI3, 5GM3, b\u1ec7n polyamide v\u00e0 5GM5<\/h2><div class=\"scroll\"><table><caption>T\u1eeb d\u00e2y d\u1eabn \u0111\u1ebfn v\u1ecf ngo\u00e0i m\u00e0u v\u00e0ng<\/caption><thead><tr><th>L\u1edbp<\/th><th>V\u1eadt li\u1ec7u \/ ti\u00eau chu\u1ea9n<\/th><th>Ch\u1ee9c n\u0103ng<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">D\u00e2y d\u1eabn pha<\/td><td>\u0110\u1ed3ng \u1ee7 m\u1ec1m tr\u1ea7n ho\u1eb7c m\u1ea1 thi\u1ebfc, Class 5 theo IEC 60228.<\/td><td>D\u1eabn \u0111i\u1ec7n v\u00e0 ch\u1ecbu u\u1ed1n l\u1eb7p.<\/td><\/tr><tr><td class=\"key\">Ph\u00e2n c\u00e1ch<\/td><td>B\u0103ng ph\u00e2n c\u00e1ch th\u00edch h\u1ee3p n\u1ebfu c\u1ea7n.<\/td><td>Ki\u1ec3m so\u00e1t b\u00e1m d\u00ednh, h\u1ed7 tr\u1ee3 chuy\u1ec3n \u0111\u1ed9ng s\u1ee3i \u0111\u1ed3ng.<\/td><\/tr><tr><td class=\"key\">C\u00e1ch \u0111i\u1ec7n<\/td><td>EPDM kh\u00f4ng halogen, kh\u00f4ng ch\u00ec; 3GI3 theo DIN VDE 0207-20.<\/td><td>\u0110i\u1ec7n m\u00f4i \u0111\u00e0n h\u1ed3i, ch\u1ecbu nhi\u1ec7t +90\u00b0C.<\/td><\/tr><tr><td class=\"key\">M\u00e0u pha<\/td><td>N\u00e2u, \u0111en, x\u00e1m theo HD 308 \/ DIN VDE 0293-308.<\/td><td>Nh\u1eadn d\u1ea1ng ba l\u00f5i c\u00f4ng su\u1ea5t.<\/td><\/tr><tr><td class=\"key\">PE chia \u0111\u00f4i<\/td><td>\u0110\u1ed3ng tr\u1ea7n\/m\u1ea1 thi\u1ebfc, c\u00e1ch \u0111i\u1ec7n cao su xanh-v\u00e0ng.<\/td><td>B\u1ea3o v\u1ec7 ti\u1ebfp \u0111\u1ecba; l\u1ea5p hai khe trong b\u00f3 l\u00f5i.<\/td><\/tr><tr><td class=\"key\">M\u00f4-\u0111un FO<\/td><td>A-D(ZN)13Y; 6\/12\/18\/24 s\u1ee3i; \u1ed1ng \u0111\u1ec7m c\u00f3 ch\u1ea5t \u0111i\u1ec1n \u0111\u1ea7y.<\/td><td>Truy\u1ec1n d\u1eef li\u1ec7u v\u00e0 b\u1ea3o v\u1ec7 vi u\u1ed1n\/\u1ea9m cho s\u1ee3i.<\/td><\/tr><tr><td class=\"key\">V\u1ecf trong<\/td><td>Compound nhi\u1ec7t r\u1eafn \u0111\u1eb7c bi\u1ec7t 5GM3 theo DIN VDE 0207-21; m\u00e0u v\u00e0ng.<\/td><td>T\u1ea1o tr\u00f2n, bedding v\u00e0 ph\u00e2n ph\u1ed1i l\u1ef1c.<\/td><\/tr><tr><td class=\"key\">B\u1ec7n ch\u1ed1ng xo\u1eafn<\/td><td>S\u1ee3i polyamide gi\u1eefa l\u1edbp v\u1ecf trong v\u00e0 l\u1edbp v\u1ecf ngo\u00e0i.<\/td><td>Chia t\u1ea3i d\u1ecdc v\u00e0 h\u1ea1n ch\u1ebf t\u00edch l\u0169y torque.<\/td><\/tr><tr><td class=\"key\">L\u1edbp v\u1ecf ngo\u00e0i<\/td><td>Compound nhi\u1ec7t r\u1eafn 5GM5 thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t, theo DIN VDE 0207-21; m\u00e0u v\u00e0ng.<\/td><td>Ch\u1ed1ng x\u00e9, va \u0111\u1eadp, m\u00e0i m\u00f2n v\u00e0 m\u00f4i tr\u01b0\u1eddng theo th\u1eed c\u00f4ng b\u1ed1.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<div id=\"mat-cat\" class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1660 1040\" role=\"img\" aria-label=\"M\u1eb7t c\u1eaft chuy\u00ean nghi\u1ec7p c\u00e1p ngu\u1ed3n quang t\u00edch h\u1ee3p\"><rect width=\"1660\" height=\"1040\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"64\" fill=\"#55dff7\" font-size=\"35\" font-weight=\"700\">M\u1eb7t c\u1eaft ch\u1ee9c n\u0103ng: 3 pha + 2 nh\u00e1nh PE + 1 m\u00f4-\u0111un FO<\/text><g transform=\"translate(590 540)\"><circle r=\"380\" fill=\"#f0cf20\" stroke=\"#6e5e12\" stroke-width=\"28\"\/><circle r=\"336\" fill=\"none\" stroke=\"#22313a\" stroke-width=\"20\" stroke-dasharray=\"20 12\"\/><circle r=\"305\" fill=\"#d6b91d\" stroke=\"#f4de51\" stroke-width=\"25\"\/><g><circle cy=\"-158\" r=\"135\" fill=\"#452d20\" stroke=\"#a86539\" stroke-width=\"29\"\/><circle cy=\"-158\" r=\"57\" fill=\"#d8924c\" stroke=\"#f6bb73\" stroke-width=\"8\"\/><circle cx=\"-137\" cy=\"79\" r=\"135\" fill=\"#171c20\" stroke=\"#59636a\" stroke-width=\"29\"\/><circle cx=\"-137\" cy=\"79\" r=\"57\" fill=\"#d8924c\" stroke=\"#f6bb73\" stroke-width=\"8\"\/><circle cx=\"137\" cy=\"79\" r=\"135\" fill=\"#484d50\" stroke=\"#858c90\" stroke-width=\"29\"\/><circle cx=\"137\" cy=\"79\" r=\"57\" fill=\"#d8924c\" stroke=\"#f6bb73\" stroke-width=\"8\"\/><\/g><g><circle cx=\"-150\" cy=\"-101\" r=\"47\" fill=\"#78a93a\" stroke=\"#e5d72b\" stroke-width=\"14\"\/><circle cx=\"150\" cy=\"-101\" r=\"47\" fill=\"#78a93a\" stroke=\"#e5d72b\" stroke-width=\"14\"\/><circle cy=\"182\" r=\"55\" fill=\"#183c54\" stroke=\"#55dff7\" stroke-width=\"14\"\/><circle cx=\"-20\" cy=\"175\" r=\"7\" fill=\"#ff6f69\"\/><circle cx=\"0\" cy=\"160\" r=\"7\" fill=\"#f4d83f\"\/><circle cx=\"20\" cy=\"175\" r=\"7\" fill=\"#8ce0a0\"\/><circle cx=\"0\" cy=\"193\" r=\"7\" fill=\"#9a8cff\"\/><\/g><\/g><g font-size=\"23\"><path d=\"M950 260H1230\" stroke=\"#f4d83f\" stroke-width=\"5\"\/><text x=\"1250\" y=\"268\" fill=\"#e8f3f5\">V\u1ecf ngo\u00e0i 5GM5 m\u00e0u v\u00e0ng<\/text><path d=\"M920 340H1230\" stroke=\"#91a9b4\" stroke-width=\"5\"\/><text x=\"1250\" y=\"348\" fill=\"#e8f3f5\">B\u1ec7n polyamide ch\u1ed1ng xo\u1eafn<\/text><path d=\"M887 420H1230\" stroke=\"#d6b91d\" stroke-width=\"5\"\/><text x=\"1250\" y=\"428\" fill=\"#e8f3f5\">V\u1ecf trong 5GM3 m\u00e0u v\u00e0ng<\/text><path d=\"M805 525H1230\" stroke=\"#f6bb73\" stroke-width=\"5\"\/><text x=\"1250\" y=\"533\" fill=\"#e8f3f5\">3 l\u00f5i pha EPDM 3GI3<\/text><path d=\"M730 640H1230\" stroke=\"#e5d72b\" stroke-width=\"5\"\/><text x=\"1250\" y=\"648\" fill=\"#a6ded9\">2 ph\u1ea7n PE xanh-v\u00e0ng<\/text><path d=\"M590 722H1230\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"1250\" y=\"730\" fill=\"#55dff7\">M\u00f4-\u0111un A-D(ZN)13Y<\/text><path d=\"M590 540H1230\" stroke=\"#f6bb73\" stroke-width=\"5\"\/><text x=\"1250\" y=\"815\" fill=\"#e8f3f5\">\u0110\u1ed3ng Class 5 tr\u1ea7n\/m\u1ea1 thi\u1ebfc<\/text><\/g><text x=\"70\" y=\"982\" fill=\"#91a9b4\" font-size=\"20\">S\u01a1 \u0111\u1ed3 ch\u1ee9c n\u0103ng, kh\u00f4ng theo t\u1ef7 l\u1ec7. S\u1ed1 \u1ed1ng, c\u1ea5u t\u1ea1o strength member v\u00e0 b\u01b0\u1edbc b\u1ec7n theo b\u1ea3n v\u1ebd c\u1ee7a size\/l\u00f4 h\u00e0ng.<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 2 \u2014 Ba pha t\u1ea1o tam gi\u00e1c; hai nh\u00e1nh PE v\u00e0 m\u00f4-\u0111un quang n\u1eb1m trong ba khe, bao quanh b\u1edfi h\u1ec7 v\u1ecf v\u00e0ng 5GM3\/b\u1ec7n\/5GM5.<\/div><\/div>\n\n<section id=\"quang\"><h2>M\u00f4-\u0111un A-D(ZN)13Y: \u0111i\u1ec1u catalogue cho bi\u1ebft v\u00e0 \u0111i\u1ec1u ch\u01b0a \u0111\u01b0\u1ee3c ph\u00e9p t\u1ef1 suy \u0111o\u00e1n<\/h2><p>Catalogue x\u00e1c \u0111\u1ecbnh 6, 12, 18 ho\u1eb7c 24 s\u1ee3i G50\/125, G62,5\/125 ho\u1eb7c E9\/125, nh\u1eadn d\u1ea1ng m\u00e0u cho s\u1ee3i v\u00e0 \u1ed1ng \u0111\u1ec7m, \u1ed1ng \u0111\u1ec7m c\u00f3 ch\u1ea5t \u0111i\u1ec1n \u0111\u1ea7y. V\u00ec ngu\u1ed3n kh\u00f4ng c\u00f4ng b\u1ed1 \u0111\u01b0\u1eddng k\u00ednh \u1ed1ng, s\u1ed1 s\u1ee3i\/\u1ed1ng, strength-member geometry, proof-test level ho\u1eb7c b\u00e1n k\u00ednh s\u1ee3i ri\u00eang, c\u00e1c m\u1ee5c \u0111\u00f3 ph\u1ea3i l\u1ea5y t\u1eeb b\u1ea3n v\u1ebd v\u00e0 optical datasheet c\u1ee7a c\u1ea5u h\u00ecnh \u0111\u1eb7t h\u00e0ng.<\/p><div class=\"scroll\"><table><caption>\u00dd ngh\u0129a \u0111\u1ed1i v\u1edbi k\u1ef9 s\u01b0 h\u1ec7 th\u1ed1ng<\/caption><thead><tr><th>Thu\u1ed9c t\u00ednh<\/th><th>\u0110\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1<\/th><th>C\u1ea7n x\u00e1c nh\u1eadn khi RFQ<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">S\u1ed1 s\u1ee3i<\/td><td>6 \/ 12 \/ 18 \/ 24.<\/td><td>S\u1ee3i ho\u1ea1t \u0111\u1ed9ng, d\u1ef1 ph\u00f2ng, mapping v\u00e0 m\u00e0u.<\/td><\/tr><tr><td class=\"key\">Lo\u1ea1i s\u1ee3i<\/td><td>G50\/125, G62,5\/125 ho\u1eb7c E9\/125.<\/td><td>Grade\/standard edition v\u00e0 t\u01b0\u01a1ng th\u00edch transceiver.<\/td><\/tr><tr><td class=\"key\">\u1ed0ng \u0111\u1ec7m<\/td><td>C\u00f3 ch\u1ea5t \u0111i\u1ec1n \u0111\u1ea7y.<\/td><td>V\u1eadt li\u1ec7u, c\u1ea5u h\u00ecnh \u1ed1ng, nhi\u1ec7t \u0111\u1ed9 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p breakout.<\/td><\/tr><tr><td class=\"key\">Nh\u1eadn d\u1ea1ng<\/td><td>M\u00e0u s\u1ee3i v\u00e0 \u1ed1ng.<\/td><td>Colour schedule v\u00e0 splice plan.<\/td><\/tr><tr><td class=\"key\">Kh\u1ea3 n\u0103ng \u0111\u1ed9ng<\/td><td>N\u1eb1m trong c\u00e1p c\u00f4ng b\u1ed1 50\u00b0\/m, 250 m\/min.<\/td><td>Chu k\u1ef3, attenuation change v\u00e0 OTDR sau qualification.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<div class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1780 680\" role=\"img\" aria-label=\"M\u00f4 \u0111un quang \u1ed1ng \u0111\u1ec7m c\u00f3 ch\u1ea5t \u0111i\u1ec1n \u0111\u1ea7y\"><rect width=\"1780\" height=\"680\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"62\" fill=\"#55dff7\" font-size=\"35\" font-weight=\"700\">M\u00f4-\u0111un quang: b\u1ea3o v\u1ec7 s\u1ee3i kh\u1ecfi vi u\u1ed1n trong chuy\u1ec3n \u0111\u1ed9ng<\/text><g transform=\"translate(430 370)\"><circle r=\"220\" fill=\"#173d55\" stroke=\"#55dff7\" stroke-width=\"25\"\/><circle r=\"158\" fill=\"#244e63\" stroke=\"#a6ded9\" stroke-width=\"8\"\/><g><circle cx=\"-75\" cy=\"-72\" r=\"15\" fill=\"#ec625f\"\/><circle cy=\"-97\" r=\"15\" fill=\"#f2dc4c\"\/><circle cx=\"75\" cy=\"-72\" r=\"15\" fill=\"#5acc82\"\/><circle cx=\"-100\" r=\"15\" fill=\"#60a5fa\"\/><circle r=\"15\" fill=\"#d5d9dd\"\/><circle cx=\"100\" r=\"15\" fill=\"#a78bfa\"\/><circle cx=\"-75\" cy=\"72\" r=\"15\" fill=\"#f59e4a\"\/><circle cy=\"97\" r=\"15\" fill=\"#222\" stroke=\"#aaa\" stroke-width=\"3\"\/><circle cx=\"75\" cy=\"72\" r=\"15\" fill=\"#ef86bd\"\/><\/g><\/g><g font-size=\"24\"><path d=\"M650 250H1020\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"1040\" y=\"258\" fill=\"#e8f3f5\">\u1ed0ng \u0111\u1ec7m (buffering tube)<\/text><path d=\"M590 370H1020\" stroke=\"#a6ded9\" stroke-width=\"5\"\/><text x=\"1040\" y=\"378\" fill=\"#e8f3f5\">Ch\u1ea5t \u0111i\u1ec1n \u0111\u1ea7y quanh s\u1ee3i<\/text><path d=\"M510 440H1020\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"1040\" y=\"448\" fill=\"#e8f3f5\">S\u1ee3i quang nh\u1eadn d\u1ea1ng m\u00e0u<\/text><rect x=\"1010\" y=\"500\" width=\"650\" height=\"100\" rx=\"14\" fill=\"#0d1921\" stroke=\"#284b5b\" stroke-width=\"4\"\/><text x=\"1040\" y=\"542\" fill=\"#ff9297\">Kh\u00f4ng theo t\u1ef7 l\u1ec7; kh\u00f4ng suy \u0111o\u00e1n<\/text><text x=\"1040\" y=\"575\" fill=\"#e8f3f5\">s\u1ed1 \u1ed1ng, \u0111\u01b0\u1eddng k\u00ednh ho\u1eb7c b\u1ed1 tr\u00ed strength member.<\/text><\/g><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 3 \u2014 \u1ed0ng \u0111\u1ec7m v\u00e0 ch\u1ea5t \u0111i\u1ec1n \u0111\u1ea7y gi\u00fap t\u00e1ch bi\u1ebfn d\u1ea1ng c\u00e1p kh\u1ecfi s\u1ee3i; hi\u1ec7u qu\u1ea3 ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1eb1ng suy hao\/OTDR sau th\u1eed \u0111\u1ed9ng.<\/div><\/div>\n\n<section id=\"bang-quang\"><h2>D\u1eef li\u1ec7u quang \u0111\u1ea7y \u0111\u1ee7 theo catalogue<\/h2><div class=\"scroll\"><table><caption>G50\/125, G62,5\/125 v\u00e0 E9\/125 \u2014 kh\u00f4ng b\u1ecf s\u00f3t th\u00f4ng s\u1ed1<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>G50\/125 multimode<\/th><th>G62,5\/125 multimode<\/th><th>E9\/125 singlemode<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Suy hao t\u1ea1i 850 nm<\/td><td>\u22643,0 dB\/km<\/td><td>\u22643,5 dB\/km<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">Suy hao t\u1ea1i 1300 nm<\/td><td>\u22641,0 dB\/km<\/td><td>\u22641,0 dB\/km<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">Suy hao t\u1ea1i 1310 nm<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u22640,4 dB\/km<\/td><\/tr><tr><td class=\"key\">Suy hao t\u1ea1i 1550 nm<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u22640,25 dB\/km<\/td><\/tr><tr><td class=\"key\">B\u0103ng th\u00f4ng t\u1ea1i 850 nm<\/td><td>\u2265500 MHz\u00b7km<\/td><td>\u2265200 MHz\u00b7km<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">B\u0103ng th\u00f4ng t\u1ea1i 1300 nm<\/td><td>\u2265500 MHz\u00b7km<\/td><td>\u2265500 MHz\u00b7km<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">Kh\u1ea9u \u0111\u1ed9 s\u1ed1 t\u1ea1i 850 nm<\/td><td>0,200 \u00b10,015<\/td><td>0,275 \u00b10,015<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">Chi\u1ebft su\u1ea5t nh\u00f3m t\u1ea1i 850 nm<\/td><td>1,482<\/td><td>1,496<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">Chi\u1ebft su\u1ea5t nh\u00f3m t\u1ea1i 1300 nm<\/td><td>1,477<\/td><td>1,491<\/td><td>\u2014<\/td><\/tr><tr><td class=\"key\">Chi\u1ebft su\u1ea5t nh\u00f3m t\u1ea1i 1310 nm<\/td><td>\u2014<\/td><td>\u2014<\/td><td>1,466<\/td><\/tr><tr><td class=\"key\">Chi\u1ebft su\u1ea5t nh\u00f3m t\u1ea1i 1550 nm<\/td><td>\u2014<\/td><td>\u2014<\/td><td>1,467<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">D\u1ea5u \u201c\u2014\u201d ngh\u0129a l\u00e0 b\u1ea3ng kh\u00f4ng \u00e1p d\u1ee5ng\/kh\u00f4ng \u0111\u01b0a gi\u00e1 tr\u1ecb t\u1ea1i b\u01b0\u1edbc s\u00f3ng \u0111\u00f3; kh\u00f4ng \u0111\u01b0\u1ee3c thay b\u1eb1ng 0. C\u00e1c gi\u00e1 tr\u1ecb l\u00e0 gi\u1edbi h\u1ea1n catalogue c\u1ee7a s\u1ee3i, kh\u00f4ng bao g\u1ed3m \u0111\u1ea7u n\u1ed1i, splice, rotary optical joint ho\u1eb7c suy hao do l\u1eafp \u0111\u1eb7t.<\/p><\/section>\n\n<section id=\"chon-soi\"><h2>Ch\u1ecdn G50\/125, G62,5\/125 hay E9\/125<\/h2><div class=\"scroll\"><table><caption>So s\u00e1nh theo nhu c\u1ea7u truy\u1ec1n d\u1eabn<\/caption><thead><tr><th>Lo\u1ea1i<\/th><th>\u0110i\u1ec3m m\u1ea1nh t\u1eeb d\u1eef li\u1ec7u<\/th><th>R\u1ee7i ro ch\u1ecdn sai<\/th><th>\u0110\u1ea7u v\u00e0o b\u1eaft bu\u1ed9c<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">G50\/125 MM<\/td><td>B\u0103ng th\u00f4ng \u2265500 MHz\u00b7km \u1edf c\u1ea3 850 v\u00e0 1300 nm; NA 0,200.<\/td><td>Kh\u00f4ng th\u1ec3 t\u1ef1 g\u00e1n grade OM ho\u1eb7c kho\u1ea3ng c\u00e1ch Ethernet n\u1ebfu ch\u01b0a c\u00f3 certificate\/transceiver.<\/td><td>B\u01b0\u1edbc s\u00f3ng, data rate, launch condition, connector.<\/td><\/tr><tr><td class=\"key\">G62,5\/125 MM<\/td><td>B\u0103ng th\u00f4ng \u2265200 MHz\u00b7km \u1edf 850 nm v\u00e0 \u2265500 \u1edf 1300 nm; NA 0,275.<\/td><td>Thi\u1ebft b\u1ecb m\u1edbi c\u00f3 th\u1ec3 kh\u00f4ng t\u1ed1i \u01b0u cho 62,5 \u00b5m.<\/td><td>T\u01b0\u01a1ng th\u00edch legacy optics v\u00e0 power budget.<\/td><\/tr><tr><td class=\"key\">E9\/125 SM<\/td><td>Suy hao \u22640,4 dB\/km t\u1ea1i 1310 nm, \u22640,25 dB\/km t\u1ea1i 1550 nm.<\/td><td>Transceiver, splice v\u00e0 \u0111\u1ed9 s\u1ea1ch \u0111\u1ea7u n\u1ed1i chi ph\u1ed1i link ng\u1eafn.<\/td><td>1310\/1550 nm, reach, connector\/splice, dynamic margin.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"note\">Trong c\u1ea9u c\u1ea3ng, l\u1ef1a ch\u1ecdn s\u1ee3i kh\u00f4ng ch\u1ec9 theo chi\u1ec1u d\u00e0i c\u00e1p. Ph\u1ea3i t\u00ednh c\u1ea3 \u0111\u01b0\u1eddng quang qua rotary joint\/slip-ring quang, patch cord, splice v\u00e0 thi\u1ebft b\u1ecb t\u1ea1i hai \u0111\u1ea7u.<\/p><\/section>\n\n<section id=\"budget\"><h2>Ng\u00e2n s\u00e1ch suy hao: t\u00e1ch suy hao s\u1ee3i, ph\u1ea7n t\u1eed th\u1ee5 \u0111\u1ed9ng v\u00e0 d\u1ef1 ph\u00f2ng \u0111\u1ed9ng<\/h2><div class=\"formula\">IL_total = \u03b1_fiber \u00d7 L + \u03a3IL_connector + \u03a3IL_splice + IL_rotary + M_dynamic\n\nV\u00ed d\u1ee5 ri\u00eang ph\u1ea7n s\u1ee3i, L = 0,5 km:\nG50\/125 @850 nm:      \u2264 3,0 \u00d7 0,5 = 1,50 dB\nG62,5\/125 @850 nm:    \u2264 3,5 \u00d7 0,5 = 1,75 dB\nE9\/125 @1310 nm:      \u2264 0,4 \u00d7 0,5 = 0,20 dB\nE9\/125 @1550 nm:      \u2264 0,25 \u00d7 0,5 = 0,125 dB\n\nPh\u1ea3i c\u1ed9ng connector, splice, rotary joint v\u00e0 margin do u\u1ed1n\/chuy\u1ec3n \u0111\u1ed9ng.<\/div><p class=\"warn\">Kh\u00f4ng d\u00f9ng c\u00e1c ph\u00e9p t\u00ednh tr\u00ean l\u00e0m ti\u00eau ch\u00ed nghi\u1ec7m thu cu\u1ed1i c\u00f9ng n\u1ebfu ch\u01b0a c\u00f3 link budget d\u1ef1 \u00e1n. Acceptance ph\u1ea3i so s\u00e1nh v\u1edbi baseline tr\u01b0\u1edbc th\u1eed v\u00e0 gi\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t t\u1ea1i \u0111\u00fang b\u01b0\u1edbc s\u00f3ng, h\u01b0\u1edbng \u0111o v\u00e0 launch condition.<\/p><\/section>\n\n<section id=\"dien-nhiet\"><h2>\u0110\u1eb7c t\u00ednh \u0111i\u1ec7n v\u00e0 nhi\u1ec7t<\/h2><div class=\"scroll\"><table><caption>Th\u00f4ng s\u1ed1 c\u00f4ng b\u1ed1 v\u00e0 \u00fd ngh\u0129a<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>Di\u1ec5n gi\u1ea3i<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">U\u2080\/U<\/td><td>0,6\/1 kV<\/td><td>\u0110i\u1ec7n \u00e1p pha\u2013\u0111\u1ea5t \/ pha\u2013pha danh \u0111\u1ecbnh.<\/td><\/tr><tr><td class=\"key\">U<sub>m<\/sub><\/td><td>1,2 kV<\/td><td>\u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng l\u1edbn nh\u1ea5t; kh\u00f4ng ph\u1ea3i \u0111i\u1ec7n \u00e1p th\u1eed.<\/td><\/tr><tr><td class=\"key\">Th\u1eed AC<\/td><td>3 kV<\/td><td>\u0110i\u1ec7n \u00e1p th\u1eed s\u1ea3n ph\u1ea9m theo procedure; kh\u00f4ng d\u00f9ng li\u00ean t\u1ee5c.<\/td><\/tr><tr><td class=\"key\">D\u00f2ng t\u1ea3i<\/td><td>DIN VDE 0298-4<\/td><td>Hi\u1ec7u ch\u1ec9nh theo s\u1ed1 l\u00f5i t\u1ea3i, ambient, duty v\u00e0 s\u1ed1 l\u1edbp tr\u00ean tang.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t \u0111\u1ed9 d\u00e2y d\u1eabn<\/td><td>+90\u00b0C t\u1ed1i \u0111a<\/td><td>Gi\u1edbi h\u1ea1n v\u1eadn h\u00e0nh t\u1ea1i ru\u1ed9t d\u1eabn.<\/td><\/tr><tr><td class=\"key\">Ng\u1eafn m\u1ea1ch<\/td><td>+250\u00b0C t\u1ed1i \u0111a<\/td><td>Ch\u1ec9 cho th\u1eddi gian ng\u1eafn m\u1ea1ch \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n.<\/td><\/tr><tr><td class=\"key\">M\u00f4i tr\u01b0\u1eddng c\u1ed1 \u0111\u1ecbnh<\/td><td>\u221240\u00b0C t\u1ed1i thi\u1ec3u<\/td><td>Kh\u00f4ng chuy\u1ec3n \u0111\u1ed9ng.<\/td><\/tr><tr><td class=\"key\">M\u00f4i tr\u01b0\u1eddng di \u0111\u1ed9ng<\/td><td>\u221225\u00b0C t\u1ed1i thi\u1ec3u<\/td><td>Gi\u1edbi h\u1ea1n cu\u1ed1n\/nh\u1ea3 n\u1ebfu kh\u00f4ng c\u00f3 qualification kh\u00e1c.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"dong-tai\"><h2>Nhi\u1ec7t tr\u00ean tang: ph\u1ea7n ngu\u1ed3n v\u00e0 ph\u1ea7n quang c\u00f3 ti\u00eau ch\u00ed h\u1ecfng kh\u00e1c nhau<\/h2><p>C\u00e1p cu\u1ed1n nhi\u1ec1u l\u1edbp gi\u1eef nhi\u1ec7t t\u1eeb t\u1ed5n hao I\u00b2R, trong khi m\u00f4-\u0111un quang nh\u1ea1y v\u1edbi co gi\u00e3n v\u1eadt li\u1ec7u, vi u\u1ed1n v\u00e0 thay \u0111\u1ed5i suy hao. V\u00ec v\u1eady nghi\u1ec7m thu nhi\u1ec7t ph\u1ea3i \u0111\u1ed3ng th\u1eddi ghi nhi\u1ec7t \u0111\u1ed9 l\u00f5i\/v\u1ecf v\u00e0 optical power\/OTDR \u1edf duty x\u1ea5u nh\u1ea5t.<\/p><div class=\"scroll\"><table><caption>\u0110\u1ea7u v\u00e0o m\u00f4 h\u00ecnh nhi\u1ec7t<\/caption><thead><tr><th>\u0110\u1ea7u v\u00e0o<\/th><th>\u1ea2nh h\u01b0\u1edfng \u0111i\u1ec7n<\/th><th>\u1ea2nh h\u01b0\u1edfng quang<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">S\u1ed1 l\u1edbp cu\u1ed1n<\/td><td>T\u0103ng nhi\u1ec7t tr\u1edf v\u00f2ng trong.<\/td><td>Gia t\u0103ng bi\u1ebfn d\u1ea1ng nhi\u1ec7t v\u00e0 vi u\u1ed1n.<\/td><\/tr><tr><td class=\"key\">D\u00f2ng RMS\/h\u00e0i<\/td><td>T\u0103ng I\u00b2R.<\/td><td>Nhi\u1ec7t truy\u1ec1n sang m\u00f4-\u0111un FO.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t tang\/m\u1eb7t tr\u1eddi<\/td><td>Gi\u1ea3m headroom t\u1edbi 90\u00b0C.<\/td><td>Thay \u0111\u1ed5i attenuation\/strain.<\/td><\/tr><tr><td class=\"key\">Duty<\/td><td>Quy\u1ebft \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ec9nh v\u00e0 th\u1eddi gian ngu\u1ed9i.<\/td><td>Quy\u1ebft \u0111\u1ecbnh drift theo chu k\u1ef3.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"co-hoc\"><h2>Operating envelope c\u01a1 h\u1ecdc c\u1ee7a \u0111\u00fang bi\u1ebfn th\u1ec3 FO<\/h2><div class=\"scroll\"><table><caption>Gi\u1edbi h\u1ea1n catalogue<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>Ki\u1ec3m so\u00e1t<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Xo\u1eafn<\/td><td>50\u00b0\/m<\/td><td>\u0110o tr\u00ean chi\u1ec1u d\u00e0i t\u1ef1 do; theo d\u00f5i accumulation qua guide.<\/td><\/tr><tr><td class=\"key\">T\u1ed1c \u0111\u1ed9<\/td><td>\u0110\u1ebfn 250 m\/min<\/td><td>Kh\u00f4ng b\u1ecf qua acceleration, jerk v\u00e0 emergency stop.<\/td><\/tr><tr><td class=\"key\">T\u1ea3i k\u00e9o<\/td><td>20 N\/mm\u00b2<\/td><td>C\u1ed9t N \u0111\u01b0\u1ee3c t\u00ednh t\u1eeb ba l\u00f5i pha, kh\u00f4ng c\u1ed9ng PE\/FO.<\/td><\/tr><tr><td class=\"key\">Tang<\/td><td>5D<\/td><td>D\u00f9ng OD l\u1edbn nh\u1ea5t \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn.<\/td><\/tr><tr><td class=\"key\">Puly \u0111\u1ed5i h\u01b0\u1edbng<\/td><td>7,5D<\/td><td>Groove, wrap v\u00e0 alignment c\u0169ng ph\u1ea3i \u0111\u1ea1t.<\/td><\/tr><tr><td class=\"key\">\u0110\u00f3ng g\u00f3i chu\u1ea9n<\/td><td>500 m\/tang<\/td><td>Chi\u1ec1u d\u00e0i v\u00e0 h\u00ecnh th\u1ee9c kh\u00e1c theo y\u00eau c\u1ea7u.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"note\">Gi\u1edbi h\u1ea1n xo\u1eafn 50\u00b0\/m cao h\u01a1n bi\u1ebfn th\u1ec3 NSHT\u00d6U-J 3\u00d7CS+3\u00d7CS\/3 kh\u00f4ng FO (25\u00b0\/m) trong c\u00f9ng catalogue. Kh\u00f4ng chuy\u1ec3n con s\u1ed1 n\u00e0y sang s\u1ea3n ph\u1ea9m kh\u00e1c n\u1ebfu ch\u01b0a c\u00f3 datasheet c\u1ee7a \u0111\u00fang type.<\/p><\/section>\n\n<section id=\"ban-kinh\"><h2>B\u00e1n k\u00ednh u\u1ed1n theo DIN VDE 0298-3<\/h2><div class=\"scroll\"><table><caption>H\u1ec7 s\u1ed1 theo OD c\u00e1p<\/caption><thead><tr><th>Tr\u1ea1ng th\u00e1i<\/th><th>OD &gt;8 \u0111\u1ebfn \u226412 mm<\/th><th>OD &gt;12 \u0111\u1ebfn \u226420 mm<\/th><th>OD &gt;20 mm<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">C\u1ed1 \u0111\u1ecbnh<\/td><td>3D<\/td><td>4D<\/td><td>4D<\/td><\/tr><tr><td class=\"key\">Tr\u00ean tang<\/td><td>5D<\/td><td>5D<\/td><td>5D<\/td><\/tr><tr><td class=\"key\">Puly \u0111\u1ed5i h\u01b0\u1edbng<\/td><td>7,5D<\/td><td>7,5D<\/td><td>7,5D<\/td><\/tr><tr><td class=\"key\">Chuy\u1ec3n \u0111\u1ed9ng t\u1ef1 do<\/td><td>4D<\/td><td>5D<\/td><td>5D<\/td><\/tr><\/tbody><\/table><\/div><div class=\"formula\">V\u00ed d\u1ee5 3\u00d770 + 2\u00d735\/2 + FO, OD catalogue = 46,2 mm\nR tang t\u1ed1i thi\u1ec3u = 5 \u00d7 46,2 = 231 mm\n\u0110\u01b0\u1eddng k\u00ednh l\u00f5i tang h\u00ecnh h\u1ecdc t\u1ed1i thi\u1ec3u = 462 mm\nR puly t\u1ed1i thi\u1ec3u = 7,5 \u00d7 46,2 = 346,5 mm\n\u0110\u01b0\u1eddng k\u00ednh puly h\u00ecnh h\u1ecdc t\u1ed1i thi\u1ec3u = 693 mm<\/div><p class=\"warn\">D\u00f9ng OD l\u1edbn nh\u1ea5t theo tolerance, kh\u00f4ng d\u00f9ng duy nh\u1ea5t OD x\u1ea5p x\u1ec9. \u0110\u1ed1i v\u1edbi FO, kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1eb7t m\u1ed9t b\u00e1n k\u00ednh nh\u1ecf h\u01a1n \u1edf breakout\/termination d\u00f9 th\u00e2n c\u00e1p \u0111\u1ea1t 5D ho\u1eb7c 7,5D.<\/p><\/section>\n\n<section id=\"luc-keo\"><h2>T\u1ea3i k\u00e9o 20 N\/mm\u00b2 kh\u00f4ng ph\u1ea3i l\u1ef1c \u0111\u1ee9t<\/h2><div class=\"formula\">Fmax = 20 N\/mm\u00b2 \u00d7 3 \u00d7 CSpha\n3\u00d735:  20 \u00d7 3 \u00d7 35  = 2 100 N\n3\u00d770:  20 \u00d7 3 \u00d7 70  = 4 200 N\n3\u00d7240: 20 \u00d7 3 \u00d7 240 = 14 400 N<\/div><p>PE v\u00e0 FO kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ed9ng v\u00e0o ph\u00e9p t\u00ednh c\u1ed9t catalogue. \u0110\u00e2y l\u00e0 t\u1ea3i k\u00e9o t\u1ed1i \u0111a c\u00f4ng b\u1ed1, kh\u00f4ng ph\u1ea3i breaking strength v\u00e0 kh\u00f4ng ph\u1ea3i t\u1ea3i cho ph\u00e9p t\u1ea1i \u0111\u1ea7u quang. Tension t\u1ea1i d\u1eebng kh\u1ea9n, tr\u1ecdng l\u01b0\u1ee3ng treo, ma s\u00e1t guide v\u00e0 qu\u00e1n t\u00ednh ph\u1ea3i n\u1eb1m trong gi\u1edbi h\u1ea1n v\u1edbi h\u1ec7 s\u1ed1 an to\u00e0n d\u1ef1 \u00e1n.<\/p><\/section>\n\n<section id=\"toc-do\"><h2>250 m\/min: ph\u1ea3i nghi\u1ec7m thu c\u00f9ng acceleration, jerk v\u00e0 optical drift<\/h2><div class=\"scroll\"><table><caption>Profile chuy\u1ec3n \u0111\u1ed9ng t\u1ed1i thi\u1ec3u<\/caption><thead><tr><th>Bi\u1ebfn<\/th><th>R\u1ee7i ro c\u01a1<\/th><th>Ch\u1ec9 s\u1ed1 quang c\u1ea7n ghi<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">T\u1ed1c \u0111\u1ed9 \u0111\u1ec9nh<\/td><td>Tracking, ma s\u00e1t, n\u0103ng l\u01b0\u1ee3ng d\u1eebng.<\/td><td>Power\/BER t\u1ea1i t\u1ed1c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh.<\/td><\/tr><tr><td class=\"key\">Acceleration<\/td><td>Peak tension v\u00e0 tr\u01b0\u1ee3t l\u1edbp c\u00e1p.<\/td><td>Transient loss ho\u1eb7c link alarm.<\/td><\/tr><tr><td class=\"key\">Jerk<\/td><td>Shock load v\u00e0o braid v\u00e0 FO tube.<\/td><td>S\u1ef1 ki\u1ec7n ng\u1eafn c\u1ea7n high-rate logging.<\/td><\/tr><tr><td class=\"key\">S\u1ed1 chu k\u1ef3<\/td><td>M\u1ecfi d\u00e2y \u0111\u1ed3ng v\u00e0 v\u1ecf.<\/td><td>Attenuation drift so v\u1edbi baseline.<\/td><\/tr><tr><td class=\"key\">E-stop<\/td><td>Tr\u01b0\u1eddng h\u1ee3p t\u1ea3i l\u1edbn nh\u1ea5t.<\/td><td>Continuity v\u00e0 OTDR sau s\u1ef1 ki\u1ec7n.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"moi-truong\"><h2>Kh\u00e1ng l\u1eeda, d\u1ea7u, UV v\u00e0 ozone: ph\u1ea1m vi t\u1eebng ph\u00e9p th\u1eed<\/h2><div class=\"scroll\"><table><caption>Kh\u00f4ng gom b\u1ed1n tuy\u00ean b\u1ed1 th\u00e0nh \u201cch\u1ecbu m\u1ecdi m\u00f4i tr\u01b0\u1eddng\u201d<\/caption><thead><tr><th>T\u00ednh n\u0103ng<\/th><th>Ph\u01b0\u01a1ng ph\u00e1p c\u00f4ng b\u1ed1<\/th><th>Kh\u00f4ng ch\u1ee9ng minh<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Lan truy\u1ec1n ng\u1ecdn l\u1eeda<\/td><td>PN-EN \/ IEC 60332-1-2.<\/td><td>Duy tr\u00ec m\u1ea1ch, ch\u00f9m c\u00e1p ho\u1eb7c low-smoke.<\/td><\/tr><tr><td class=\"key\">Kh\u00e1ng d\u1ea7u<\/td><td>PN-EN \/ IEC 60811-404.<\/td><td>M\u1ecdi nhi\u00ean li\u1ec7u\/h\u00f3a ch\u1ea5t v\u00e0 m\u1ecdi nhi\u1ec7t \u0111\u1ed9.<\/td><\/tr><tr><td class=\"key\">Kh\u00e1ng UV<\/td><td>UL 2556 \/ ISO 4892-2.<\/td><td>Tu\u1ed5i th\u1ecd ngo\u00e0i tr\u1eddi v\u00f4 h\u1ea1n.<\/td><\/tr><tr><td class=\"key\">Kh\u00e1ng ozone<\/td><td>PN-ISO 1431-1.<\/td><td>Kh\u1ea3 n\u0103ng m\u1ecfi u\u1ed1n v\u00e0 m\u00e0i m\u00f2n.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">EPDM \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 kh\u00f4ng halogen v\u00e0 kh\u00f4ng ch\u00ec. \u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng t\u1ef1 \u0111\u1ed9ng ch\u1ee9ng minh to\u00e0n b\u1ed9 c\u00e1p \u0111\u1ea1t m\u1ed9t c\u1ea5p LSZH n\u1ebfu ch\u01b0a c\u00f3 th\u1eed kh\u00ed halogen v\u00e0 m\u1eadt \u0111\u1ed9 kh\u00f3i to\u00e0n c\u1ea5u tr\u00fac.<\/p><\/section>\n\n<section id=\"ma-tran\"><h2>B\u1ea3ng \u0111\u1ea7y \u0111\u1ee7 8 c\u1ea5u h\u00ecnh (N)SHT\u00d6U-J 3\u00d7CS + 2\u00d7CS\/2 + FO<\/h2><p>Gi\u00e1 tr\u1ecb \u0111\u01b0\u1eddng k\u00ednh v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 x\u1ea5p x\u1ec9; s\u1ed1 l\u01b0\u1ee3ng\/lo\u1ea1i s\u1ee3i ph\u1ea3i \u0111\u01b0\u1ee3c ghi ri\u00eang trong m\u00e3 \u0111\u1eb7t h\u00e0ng. D\u00f2ng 3\u00d7150 + 2\u00d770\/2 + FO \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean \u0111\u00fang ngu\u1ed3n.<\/p><div class=\"scroll\"><table><caption>0,6\/1 kV \u2014 PE chia \u0111\u00f4i \u2014 FO t\u00edch h\u1ee3p<\/caption><thead><tr><th>C\u1ea5u h\u00ecnh danh ngh\u0129a (mm\u00b2)<\/th><th>\u0110\u01b0\u1eddng k\u00ednh d\u00e2y d\u1eabn pha (mm)<\/th><th>OD x\u1ea5p x\u1ec9 (mm)<\/th><th>Kh\u1ed1i l\u01b0\u1ee3ng x\u1ea5p x\u1ec9 (kg\/km)<\/th><th>T\u1ea3i k\u00e9o t\u1ed1i \u0111a (N)<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">3\u00d735 + 2\u00d716\/2 + FO<\/td><td>7,8<\/td><td>42,0<\/td><td>2 918<\/td><td>2 100<\/td><\/tr><tr><td class=\"key\">3\u00d750 + 2\u00d725\/2 + FO<\/td><td>9,6<\/td><td>42,3<\/td><td>3 322<\/td><td>3 000<\/td><\/tr><tr><td class=\"key\">3\u00d770 + 2\u00d735\/2 + FO<\/td><td>11,4<\/td><td>46,2<\/td><td>4 275<\/td><td>4 200<\/td><\/tr><tr><td class=\"key\">3\u00d795 + 2\u00d750\/2 + FO<\/td><td>13,0<\/td><td>49,6<\/td><td>5 255<\/td><td>5 700<\/td><\/tr><tr><td class=\"key\">3\u00d7120 + 2\u00d770\/2 + FO<\/td><td>14,7<\/td><td>57,7<\/td><td>6 986<\/td><td>7 200<\/td><\/tr><tr><td class=\"key\">3\u00d7150 + 2\u00d770\/2 + FO<\/td><td>16,5<\/td><td>58,1<\/td><td>7 702<\/td><td>9 000<\/td><\/tr><tr><td class=\"key\">3\u00d7185 + 2\u00d795\/2 + FO<\/td><td>18,3<\/td><td>66,8<\/td><td>9 856<\/td><td>11 100<\/td><\/tr><tr><td class=\"key\">3\u00d7240 + 2\u00d7120\/2 + FO<\/td><td>20,9<\/td><td>73,2<\/td><td>12 380<\/td><td>14 400<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">\u0110\u00f3ng g\u00f3i ti\u00eau chu\u1ea9n: 500 m tr\u00ean tang. H\u00ecnh th\u1ee9c v\u00e0 chi\u1ec1u d\u00e0i kh\u00e1c theo y\u00eau c\u1ea7u. N\u1ebfu OD\/kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh, ph\u1ea3i c\u1eadp nh\u1eadt b\u1ea3n v\u1ebd tang, l\u1ef1c qu\u00e1n t\u00ednh, b\u00e1n k\u00ednh v\u00e0 ph\u1ea1m vi ch\u1ee9ng nh\u1eadn.<\/p><\/section>\n\n<section id=\"so-sanh\"><h2>So s\u00e1nh v\u1edbi 3\u00d7CS+3\u00d7CS\/3 kh\u00f4ng FO v\u00e0 NSHT\u00d6U-J\/O chung<\/h2><div class=\"scroll\"><table><caption>Ranh gi\u1edbi ba section catalogue<\/caption><thead><tr><th>Ti\u00eau ch\u00ed<\/th><th>3\u00d7CS+2\u00d7CS\/2+FO<\/th><th>3\u00d7CS+3\u00d7CS\/3<\/th><th>NSHT\u00d6U-J\/O chung<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">C\u1ea5u tr\u00fac<\/td><td>3 pha + PE chia 2 + FO.<\/td><td>3 pha + PE chia 3, kh\u00f4ng FO.<\/td><td>\u0110a l\u00f5i -J ho\u1eb7c -O.<\/td><\/tr><tr><td class=\"key\">D\u1ea3i b\u1ea3ng<\/td><td>35\u2013240 mm\u00b2, 8 size.<\/td><td>35\u2013300 mm\u00b2, 9 size.<\/td><td>1,5\u2013240 mm\u00b2, nhi\u1ec1u s\u1ed1 l\u00f5i.<\/td><\/tr><tr><td class=\"key\">Xo\u1eafn<\/td><td>50\u00b0\/m.<\/td><td>25\u00b0\/m.<\/td><td>25\u00b0\/m.<\/td><\/tr><tr><td class=\"key\">T\u1ed1c \u0111\u1ed9<\/td><td>250 m\/min.<\/td><td>250 m\/min.<\/td><td>180 m\/min \u1edf product sheet chung.<\/td><\/tr><tr><td class=\"key\">V\u1ecf trong \/ ngo\u00e0i<\/td><td>5GM3 v\u00e0ng \/ 5GM5 v\u00e0ng.<\/td><td>GM1b \u0111en \/ 5GM3 \u0111en.<\/td><td>GM1b \u0111en \/ 5GM3 \u0111en.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t \u0111\u1ed9 di \u0111\u1ed9ng<\/td><td>\u221225\u00b0C.<\/td><td>\u221225\u00b0C.<\/td><td>\u221235\u00b0C.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"warn\">Kh\u00f4ng tr\u1ed9n OD v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng gi\u1eefa c\u00e1c d\u00f2ng c\u00f3 c\u00f9ng ti\u1ebft di\u1ec7n. M\u00f4-\u0111un FO l\u00e0m thay \u0111\u1ed5i \u0111\u01b0\u1eddng k\u00ednh, kh\u1ed1i l\u01b0\u1ee3ng, b\u1ed1 tr\u00ed l\u00f5i v\u00e0 quy tr\u00ecnh termination.<\/p><\/section>\n\n<section id=\"vfd\"><h2>VFD v\u00e0 EMC: s\u1ee3i quang mi\u1ec5n nhi\u1ec5m nhi\u1ec5u, ph\u1ea7n ngu\u1ed3n v\u1eabn c\u1ea7n thi\u1ebft k\u1ebf<\/h2><p>D\u1eef li\u1ec7u quang kh\u00f4ng b\u1ecb c\u1ea3m \u1ee9ng \u0111i\u1ec7n t\u1eeb nh\u01b0 \u0111\u1ed3ng, nh\u01b0ng ba l\u00f5i ngu\u1ed3n v\u1eabn t\u1ea1o dv\/dt, common-mode current v\u00e0 stress c\u00e1ch \u0111i\u1ec7n. Hai ph\u1ea7n PE kh\u00f4ng ph\u1ea3i m\u00e0n ch\u1eafn \u0111\u1ed3ng 360\u00b0. V\u1edbi motor VFD, c\u1ea7n x\u00e1c nh\u1eadn \u0111i\u1ec7n \u00e1p DC bus, rise time, chi\u1ec1u d\u00e0i, l\u1ecdc dv\/dt\/sine, bonding, current harmonic v\u00e0 EMC c\u1ee7a to\u00e0n tuy\u1ebfn.<\/p><div class=\"scroll\"><table><caption>T\u00e1ch hai \u0111\u01b0\u1eddng r\u1ee7i ro<\/caption><thead><tr><th>\u0110\u01b0\u1eddng<\/th><th>R\u1ee7i ro ch\u00ednh<\/th><th>Bi\u1ec7n ph\u00e1p<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">\u0110i\u1ec7n l\u1ef1c<\/td><td>Overvoltage ph\u1ea3n x\u1ea1, nhi\u1ec7t h\u00e0i, common-mode.<\/td><td>Ph\u00e2n t\u00edch VFD, bonding\/PE, filter v\u00e0 ampacity.<\/td><\/tr><tr><td class=\"key\">Quang<\/td><td>Vi u\u1ed1n, connector b\u1ea9n, rotary-joint loss, mismatch s\u1ee3i.<\/td><td>Link budget, cleanliness, OTDR\/OLTS v\u00e0 dynamic test.<\/td><\/tr><tr><td class=\"key\">T\u01b0\u01a1ng t\u00e1c c\u01a1<\/td><td>Nhi\u1ec7t v\u00e0 tension ngu\u1ed3n truy\u1ec1n sang m\u00f4-\u0111un FO.<\/td><td>Test c\u00f3 t\u1ea3i \u0111i\u1ec7n trong chu k\u1ef3 cu\u1ed1n th\u1ef1c.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"he-thong\"><h2>C\u00e1p, tang v\u00e0 puly ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn nh\u01b0 m\u1ed9t h\u1ec7<\/h2><div class=\"scroll\"><table><caption>Ki\u1ec3m tra t\u01b0\u01a1ng th\u00edch<\/caption><thead><tr><th>Th\u00e0nh ph\u1ea7n<\/th><th>Ki\u1ec3m tra<\/th><th>R\u1ee7i ro<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">L\u00f5i tang<\/td><td>\u22655D theo OD l\u1edbn nh\u1ea5t; torque control m\u1ecdi l\u1edbp.<\/td><td>M\u1ecfi d\u00e2y\/FO t\u1ea1i tangent.<\/td><\/tr><tr><td class=\"key\">Puly<\/td><td>\u22657,5D; groove \u0111\u00fang, b\u1ec1 m\u1eb7t nh\u1eb5n.<\/td><td>\u00c9p d\u1eb9t, attenuation spike, c\u1eaft v\u1ecf.<\/td><\/tr><tr><td class=\"key\">Fleet angle<\/td><td>Trong gi\u1edbi h\u1ea1n to\u00e0n h\u00e0nh tr\u00ecnh.<\/td><td>Xo\u1eafn, m\u00f2n flange v\u00e0 drift quang.<\/td><\/tr><tr><td class=\"key\">Level-wind<\/td><td>Kh\u00f4ng crossover ho\u1eb7c ch\u1ed3ng v\u00f2ng.<\/td><td>Crush v\u00e0 \u0111i\u1ec3m n\u00f3ng l\u1edbp trong.<\/td><\/tr><tr><td class=\"key\">Termination<\/td><td>Strain relief tr\u01b0\u1edbc khi t\u00e1ch \u0111i\u1ec7n\/quang.<\/td><td>T\u1ea3i truy\u1ec1n v\u00e0o buffer tube\/connector.<\/td><\/tr><tr><td class=\"key\">Rotary interface<\/td><td>Slip ring \u0111i\u1ec7n v\u00e0 rotary joint quang t\u01b0\u01a1ng th\u00edch.<\/td><td>Loss bi\u1ebfn thi\u00ean, alarm ho\u1eb7c m\u1ea5t li\u00ean l\u1ea1c.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<div class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1900 900\" role=\"img\" aria-label=\"C\u00e1p ngu\u1ed3n quang t\u00edch h\u1ee3p tr\u00ean tang c\u1ea9u c\u1ea3ng\"><rect width=\"1900\" height=\"900\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"64\" fill=\"#55dff7\" font-size=\"36\" font-weight=\"700\">Tang 5D \u2192 puly 7,5D \u2192 m\u00e1y di \u0111\u1ed9ng: ki\u1ec3m so\u00e1t \u0111\u1ed3ng th\u1eddi \u0111i\u1ec7n v\u00e0 quang<\/text><circle cx=\"330\" cy=\"445\" r=\"225\" fill=\"#172a33\" stroke=\"#60747d\" stroke-width=\"34\"\/><circle cx=\"330\" cy=\"445\" r=\"100\" fill=\"#0d1921\" stroke=\"#55dff7\" stroke-width=\"16\"\/><path d=\"M555 445H805Q895 445 895 545T1015 645H1385\" fill=\"none\" stroke=\"#f4d83f\" stroke-width=\"30\"\/><circle cx=\"895\" cy=\"545\" r=\"78\" fill=\"#172a33\" stroke=\"#55dff7\" stroke-width=\"13\"\/><circle cx=\"1015\" cy=\"645\" r=\"78\" fill=\"#172a33\" stroke=\"#55dff7\" stroke-width=\"13\"\/><rect x=\"1385\" y=\"475\" width=\"350\" height=\"260\" rx=\"20\" fill=\"#0d1921\" stroke=\"#a6ded9\" stroke-width=\"9\"\/><rect x=\"1440\" y=\"535\" width=\"240\" height=\"90\" rx=\"12\" fill=\"#17313a\" stroke=\"#55dff7\" stroke-width=\"6\"\/><circle cx=\"1465\" cy=\"760\" r=\"44\" fill=\"#60747d\"\/><circle cx=\"1650\" cy=\"760\" r=\"44\" fill=\"#60747d\"\/><g font-size=\"23\"><text x=\"230\" y=\"730\" fill=\"#a6ded9\" font-weight=\"700\">Tang \u22655D<\/text><text x=\"770\" y=\"385\" fill=\"#a6ded9\" font-weight=\"700\">Puly \u22657,5D<\/text><text x=\"850\" y=\"775\" fill=\"#ff9297\" font-weight=\"700\">S-bend<\/text><text x=\"1415\" y=\"435\" fill=\"#a6ded9\" font-weight=\"700\">C\u1ea9u \/ b\u0103ng t\u1ea3i<\/text><\/g><path d=\"M330 215V135H1535V445\" fill=\"none\" stroke=\"#284b5b\" stroke-width=\"18\"\/><text x=\"500\" y=\"118\" fill=\"#e8f3f5\" font-size=\"23\">Tension + twist + nhi\u1ec7t + optical loss ph\u1ea3i c\u00f9ng n\u1eb1m trong envelope<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 4 \u2014 \u0110i\u1ec3m c\u1ea7n theo d\u00f5i quang th\u01b0\u1eddng tr\u00f9ng v\u1edbi \u0111i\u1ec3m c\u01a1 kh\u1eafc nghi\u1ec7t: tangent tang, puly, S-bend v\u00e0 termination.<\/div><\/div>\n\n<section id=\"dau-noi\"><h2>Thi\u1ebft k\u1ebf \u0111\u1ea7u cu\u1ed1i: t\u00e1ch t\u1ea3i tr\u01b0\u1edbc khi t\u00e1ch \u0111i\u1ec7n v\u00e0 quang<\/h2><div class=\"scroll\"><table><caption>Tr\u00ecnh t\u1ef1 termination<\/caption><thead><tr><th>V\u00f9ng<\/th><th>Y\u00eau c\u1ea7u<\/th><th>L\u1ed7i th\u01b0\u1eddng g\u1eb7p<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Strain relief<\/td><td>K\u1eb9p\/neo tr\u00ean v\u1ecf theo thi\u1ebft k\u1ebf, kh\u00f4ng nghi\u1ec1n c\u00e1p.<\/td><td>T\u1ea3i k\u00e9o truy\u1ec1n v\u00e0o l\u00f5i ho\u1eb7c buffer tube.<\/td><\/tr><tr><td class=\"key\">Breakout<\/td><td>Duy tr\u00ec b\u00e1n k\u00ednh, b\u1ea3o v\u1ec7 c\u1ea1nh s\u1eafc v\u00e0 gi\u1eef kho\u1ea3ng c\u00e1ch \u0111i\u1ec7n.<\/td><td>Microbend v\u00e0 n\u1ee9t \u1ed1ng.<\/td><\/tr><tr><td class=\"key\">PE chia \u0111\u00f4i<\/td><td>N\u1ed1i hai ph\u1ea7n theo b\u1ea3n v\u1ebd th\u00e0nh PE t\u1ed5ng li\u00ean t\u1ee5c.<\/td><td>M\u1ed9t nh\u00e1nh b\u1ecf s\u00f3t ho\u1eb7c chia d\u00f2ng kh\u00f4ng \u0111\u1ec1u.<\/td><\/tr><tr><td class=\"key\">FO splice\/connector<\/td><td>S\u1ea1ch, \u0111\u00fang lo\u1ea1i s\u1ee3i, c\u00f3 service loop v\u00e0 h\u1ed9p b\u1ea3o v\u1ec7.<\/td><td>Contamination, macrobend, sai polarity.<\/td><\/tr><tr><td class=\"key\">Rotary joint<\/td><td>Insertion loss v\u00e0 return loss n\u1eb1m trong budget.<\/td><td>Loss bi\u1ebfn thi\u00ean theo g\u00f3c quay.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"nghiem-thu\"><h2>FAT\/SAT: nghi\u1ec7m thu \u0111i\u1ec7n, c\u01a1 v\u00e0 quang trong c\u00f9ng ma tr\u1eadn<\/h2><div class=\"scroll\"><table><caption>Ti\u00eau ch\u00ed pass\/hold\/fail \u0111\u1ec1 xu\u1ea5t<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>Baseline \/ \u0111i\u1ec1u ki\u1ec7n<\/th><th>Pass<\/th><th>Hold \/ Fail<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">T\u00e0i li\u1ec7u<\/td><td>Size, OD, s\u1ed1\/lo\u1ea1i s\u1ee3i, marking, certificate.<\/td><td class=\"pass\">Kh\u1edbp PO v\u00e0 b\u1ea3n v\u1ebd duy\u1ec7t.<\/td><td class=\"fail\">Sai 2\u00d7CS\/2, lo\u1ea1i s\u1ee3i ho\u1eb7c ph\u1ea1m vi ch\u1ee9ng nh\u1eadn.<\/td><\/tr><tr><td class=\"key\">\u0110i\u1ec7n ban \u0111\u1ea7u<\/td><td>Continuity, R l\u00f5i\/PE, \u0111i\u1ec7n \u00e1p theo procedure.<\/td><td class=\"pass\">Trong gi\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c duy\u1ec7t.<\/td><td class=\"fail\">Open circuit, b\u1ea5t th\u01b0\u1eddng ho\u1eb7c breakdown.<\/td><\/tr><tr><td class=\"key\">Quang ban \u0111\u1ea7u<\/td><td>OLTS hai h\u01b0\u1edbng t\u1ea1i b\u01b0\u1edbc s\u00f3ng \u00e1p d\u1ee5ng; OTDR trace.<\/td><td class=\"pass\">Kh\u1edbp link budget v\u00e0 l\u01b0u trace chu\u1ea9n.<\/td><td class=\"hold\">Thi\u1ebfu launch\/receive cord ho\u1eb7c sai b\u01b0\u1edbc s\u00f3ng.<\/td><\/tr><tr><td class=\"key\">Cu\u1ed1n\/nh\u1ea3<\/td><td>5D, t\u1ed1c \u0111\u1ed9, a, jerk, tension, cycle, t\u1ea3i \u0111i\u1ec7n.<\/td><td class=\"pass\">Kh\u00f4ng kink\/corkscrew; kh\u00f4ng link alarm; loss \u1ed5n \u0111\u1ecbnh.<\/td><td class=\"fail\">M\u1ea5t continuity, loss event m\u1edbi ho\u1eb7c h\u1ecfng v\u1ecf.<\/td><\/tr><tr><td class=\"key\">Puly\/S-bend<\/td><td>7,5D, groove, wrap, twist.<\/td><td class=\"pass\">Kh\u00f4ng bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n; trace kh\u00f4ng c\u00f3 s\u1ef1 ki\u1ec7n m\u1edbi \u0111\u00e1ng k\u1ec3.<\/td><td class=\"hold\">Ch\u01b0a c\u00f3 ng\u01b0\u1ee1ng thay \u0111\u1ed5i \u0111\u01b0\u1ee3c duy\u1ec7t.<\/td><\/tr><tr><td class=\"key\">Sau th\u1eed<\/td><td>L\u1eb7p \u0111i\u1ec7n, OLTS\/OTDR, \u1ea3nh v\u00e0 \u0111o OD.<\/td><td class=\"pass\">Trong ti\u00eau ch\u00ed d\u1ef1 \u00e1n v\u00e0 kh\u00f4ng suy gi\u1ea3m b\u1ea5t th\u01b0\u1eddng.<\/td><td class=\"fail\">S\u1ee3i \u0111\u1ee9t, drift v\u01b0\u1ee3t limit, damage \u0111i\u1ec7n\/c\u01a1.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">Catalogue kh\u00f4ng n\u00eau s\u1ed1 chu k\u1ef3 hay m\u1ee9c thay \u0111\u1ed5i suy hao pass\/fail chung. C\u00e1c ng\u01b0\u1ee1ng n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ed1ng nh\u1ea5t trong test plan; b\u00e0i vi\u1ebft kh\u00f4ng t\u1ea1o con s\u1ed1 gi\u1ea3.<\/p><\/section>\n\n<div class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1800 650\" role=\"img\" aria-label=\"Quy tr\u00ecnh nghi\u1ec7m thu c\u00e1p t\u00edch h\u1ee3p \u0111i\u1ec7n quang\"><rect width=\"1800\" height=\"650\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"62\" fill=\"#55dff7\" font-size=\"35\" font-weight=\"700\">Nghi\u1ec7m thu c\u00f3 baseline v\u00e0 \u0111o l\u1ea1i sau duty \u0111\u1ed9ng<\/text><g font-size=\"24\" font-weight=\"700\"><rect x=\"70\" y=\"175\" width=\"310\" height=\"150\" rx=\"16\" fill=\"#0d1921\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"135\" y=\"240\" fill=\"#e8f3f5\">1 \u00b7 Baseline<\/text><text x=\"105\" y=\"280\" fill=\"#a6ded9\" font-size=\"19\">R, HV, OLTS, OTDR<\/text><rect x=\"500\" y=\"175\" width=\"330\" height=\"150\" rx=\"16\" fill=\"#0d1921\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"555\" y=\"240\" fill=\"#e8f3f5\">2 \u00b7 Dynamic duty<\/text><text x=\"535\" y=\"280\" fill=\"#f0c865\" font-size=\"19\">5D \u00b7 7,5D \u00b7 v \u00b7 a \u00b7 twist<\/text><rect x=\"950\" y=\"175\" width=\"320\" height=\"150\" rx=\"16\" fill=\"#0d1921\" stroke=\"#ff9297\" stroke-width=\"5\"\/><text x=\"1000\" y=\"240\" fill=\"#e8f3f5\">3 \u00b7 \u0110o l\u1ea1i<\/text><text x=\"985\" y=\"280\" fill=\"#ff9297\" font-size=\"19\">\u0111i\u1ec7n \u00b7 quang \u00b7 h\u00ecnh h\u1ecdc<\/text><rect x=\"1390\" y=\"175\" width=\"330\" height=\"150\" rx=\"16\" fill=\"#0d1921\" stroke=\"#a6ded9\" stroke-width=\"5\"\/><text x=\"1450\" y=\"240\" fill=\"#e8f3f5\">4 \u00b7 Quy\u1ebft \u0111\u1ecbnh<\/text><text x=\"1435\" y=\"280\" fill=\"#a6ded9\" font-size=\"19\">pass \/ hold \/ root cause<\/text><\/g><g stroke=\"#60747d\" stroke-width=\"8\"><path d=\"M380 250H500\"\/><path d=\"M830 250H950\"\/><path d=\"M1270 250H1390\"\/><\/g><rect x=\"390\" y=\"410\" width=\"1020\" height=\"120\" rx=\"16\" fill=\"#0d1921\" stroke=\"#284b5b\" stroke-width=\"5\"\/><text x=\"475\" y=\"462\" fill=\"#e8f3f5\" font-size=\"23\">Kh\u00f4ng c\u00f3 baseline \u2192 kh\u00f4ng th\u1ec3 ph\u00e2n bi\u1ec7t l\u1ed7i s\u1ea3n xu\u1ea5t, l\u1eafp \u0111\u1eb7t v\u00e0 m\u1ecfi \u0111\u1ed9ng<\/text><text x=\"575\" y=\"500\" fill=\"#91a9b4\" font-size=\"20\">Ghi \u0111\u00fang b\u01b0\u1edbc s\u00f3ng, h\u01b0\u1edbng \u0111o, launch condition, nhi\u1ec7t \u0111\u1ed9 v\u00e0 tr\u1ea1ng th\u00e1i tang<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 5 \u2014 \u0110o quang ch\u1ec9 c\u00f3 \u00fd ngh\u0129a khi \u0111i\u1ec1u ki\u1ec7n tr\u01b0\u1edbc\/sau th\u1eed nh\u1ea5t qu\u00e1n v\u00e0 li\u00ean k\u1ebft v\u1edbi profile chuy\u1ec3n \u0111\u1ed9ng.<\/div><\/div>\n\n<section id=\"chan-doan\"><h2>Ch\u1ea9n \u0111o\u00e1n s\u1ef1 c\u1ed1 t\u1eeb tri\u1ec7u ch\u1ee9ng li\u00ean ng\u00e0nh<\/h2><div class=\"scroll\"><table><caption>Tri\u1ec7u ch\u1ee9ng \u2192 nguy\u00ean nh\u00e2n \u2192 ph\u00e9p \u0111o<\/caption><thead><tr><th>Tri\u1ec7u ch\u1ee9ng<\/th><th>Nguy\u00ean nh\u00e2n kh\u1ea3 d\u0129<\/th><th>Ki\u1ec3m tra<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Loss t\u0103ng theo g\u00f3c tang<\/td><td>Rotary joint, macrobend ho\u1eb7c \u00e9p t\u1ea1i m\u1ed9t l\u1edbp.<\/td><td>Power logging theo g\u00f3c quay; OTDR \u1edf v\u1ecb tr\u00ed t\u00e1i l\u1eadp.<\/td><\/tr><tr><td class=\"key\">S\u1ef1 ki\u1ec7n OTDR m\u1edbi t\u1ea1i tangent<\/td><td>Puly\/tang nh\u1ecf, tension ho\u1eb7c microbend.<\/td><td>\u0110\u1ed1i chi\u1ebfu distance-to-event v\u1edbi route v\u1eadt l\u00fd.<\/td><\/tr><tr><td class=\"key\">Corkscrew<\/td><td>Twist t\u00edch l\u0169y, fleet angle ho\u1eb7c h\u01b0\u1edbng cu\u1ed1n sai.<\/td><td>\u0110o \u00b0\/m v\u00e0 survey guide.<\/td><\/tr><tr><td class=\"key\">M\u1ea5t quang khi E-stop<\/td><td>Jerk\/peak tension, service loop ng\u1eafn.<\/td><td>High-rate optical log v\u00e0 tension trace.<\/td><\/tr><tr><td class=\"key\">Tang n\u00f3ng + loss drift<\/td><td>Kh\u00f4ng derate nhi\u1ec1u l\u1edbp, h\u00e0i VFD.<\/td><td>Thermal map, current spectrum, OLTS theo nhi\u1ec7t.<\/td><\/tr><tr><td class=\"key\">PE kh\u00f4ng li\u00ean t\u1ee5c<\/td><td>M\u1ed9t nh\u00e1nh PE sai termination ho\u1eb7c m\u1ecfi.<\/td><td>\u0110o continuity v\u00e0 ki\u1ec3m tra breakout.<\/td><\/tr><tr><td class=\"key\">N\u1ee9t v\u1ecf v\u00e0ng<\/td><td>Chuy\u1ec3n \u0111\u1ed9ng d\u01b0\u1edbi \u221225\u00b0C, groove\/c\u1ea1nh s\u1eafc ho\u1eb7c compound sai.<\/td><td>Log m\u00f4i tr\u01b0\u1eddng, marking, material certificate.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"faq\"><h2>FAQ k\u1ef9 s\u01b0 v\u00e0 d\u1eef li\u1ec7u c\u1ea7n g\u1eedi cho Feichun<\/h2><div class=\"grid\"><div class=\"box\"><h3>2\u00d735\/2 c\u00f3 ph\u1ea3i 70 mm\u00b2 PE?<\/h3><p>Kh\u00f4ng. PE t\u1ed5ng 35 mm\u00b2 \u0111\u01b0\u1ee3c chia th\u00e0nh hai ph\u1ea7n, m\u1ed7i ph\u1ea7n danh ngh\u0129a 17,5 mm\u00b2.<\/p><\/div><div class=\"box\"><h3>FO c\u00f3 bao nhi\u00eau s\u1ee3i?<\/h3><p>Catalogue n\u00eau 6, 12, 18 ho\u1eb7c 24 s\u1ee3i; ph\u1ea3i ghi r\u00f5 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 G50\/G62,5\/E9 trong PO.<\/p><\/div><div class=\"box\"><h3>C\u00f3 VDE Marks Approval kh\u00f4ng?<\/h3><p>Trang n\u00e0y ghi \u201cBased on DIN VDE 0250-814\u201d. Ch\u1ec9 certificate c\u1ee5 th\u1ec3 m\u1edbi ch\u1ee9ng minh VDE mark v\u00e0 ph\u1ea1m vi size.<\/p><\/div><div class=\"box\"><h3>50\u00b0\/m c\u00f3 \u00e1p d\u1ee5ng m\u1ecdi NSHT\u00d6U?<\/h3><p>Kh\u00f4ng. \u0110\u00e2y l\u00e0 d\u1eef li\u1ec7u c\u1ee7a bi\u1ebfn th\u1ec3 FO n\u00e0y; hai d\u00f2ng NSHT\u00d6U kh\u00e1c trong c\u00f9ng catalogue ghi 25\u00b0\/m.<\/p><\/div><div class=\"box\"><h3>250 m\/min c\u00f3 b\u1ea3o \u0111\u1ea3m link quang?<\/h3><p>Kh\u00f4ng n\u1ebfu thi\u1ebfu link budget, puly\/tang \u0111\u00fang, tension control v\u00e0 qualification theo chu k\u1ef3.<\/p><\/div><div class=\"box\"><h3>FO c\u00f3 thay c\u00e1p Ethernet \u0111\u1ed3ng?<\/h3><p>C\u00f3 th\u1ec3 truy\u1ec1n m\u1ea1ng qua transceiver ph\u00f9 h\u1ee3p, nh\u01b0ng protocol, data rate v\u00e0 reach ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang.<\/p><\/div><\/div><div class=\"formula\">D\u1eef li\u1ec7u RFQ \/ engineering input\n\u0110i\u1ec7n: kV \u00b7 kW\/A \u00b7 start \u00b7 VFD\/rise time \u00b7 h\u00e0i \u00b7 ng\u1eafn m\u1ea1ch \u00b7 PE\/bonding\nQuang: 6\/12\/18\/24FO \u00b7 G50\/G62,5\/E9 \u00b7 b\u01b0\u1edbc s\u00f3ng \u00b7 data rate \u00b7 transceiver\nLink: connector \u00b7 splice \u00b7 rotary joint \u00b7 link budget \u00b7 spare fibers \u00b7 OTDR plan\nTang: core\/flange\/width \u00b7 s\u1ed1 l\u1edbp \u00b7 torque control \u00b7 level-wind\nRoute: puly\/S-bend \u00b7 groove \u00b7 wrap \u00b7 fleet angle \u00b7 chi\u1ec1u d\u00e0i treo\nChuy\u1ec3n \u0111\u1ed9ng: v \u00b7 a \u00b7 jerk \u00b7 E-stop \u00b7 50\u00b0\/m \u00b7 cycle\/ng\u00e0y \u00b7 tu\u1ed5i th\u1ecd\nM\u00f4i tr\u01b0\u1eddng: nhi\u1ec7t \u0111\u1ed9 \u00b7 d\u1ea7u \u00b7 UV \u00b7 ozone \u00b7 n\u01b0\u1edbc \u00b7 b\u1ee5i \u00b7 mu\u1ed1i \u00b7 v\u00f9ng n\u1ed5\nQA: b\u1ea3n v\u1ebd \u00b7 tolerance \u00b7 certificate scope \u00b7 routine test \u00b7 FAT\/SAT<\/div><div class=\"box\"><h3>Ranh gi\u1edbi k\u1ef9 thu\u1eadt v\u00e0 ch\u1ee9ng nh\u1eadn Feichun Cable<\/h3><p>Engineered for maximum safety in demanding environments, our cable systems comply with global standards including ATEX, IECEx, VDE, CE, UKCA, EAC, and the Russian Fire Safety Certificate. They are the trusted choice for heavy-duty mining equipment, ship-to-shore cranes, RTG\/RMG cranes, and conveyor systems where high reliability is non-negotiable.<\/p><p class=\"small\">Ph\u1ea3i x\u00e1c nh\u1eadn ph\u1ea1m vi cho \u0111\u00fang type, size, s\u1ed1 s\u1ee3i, nh\u00e0 m\u00e1y, ch\u1ee9ng ch\u1ec9, th\u1eddi h\u1ea1n v\u00e0 d\u1ef1 \u00e1n. Kh\u00f4ng suy r\u1ed9ng approval c\u1ee7a m\u1ed9t c\u1ea5u tr\u00fac sang m\u1ecdi bi\u1ebfn th\u1ec3 t\u00f9y ch\u1ec9nh ho\u1eb7c to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p><\/div><\/section>\n\n<section id=\"nguon\"><h2>Ngu\u1ed3n k\u1ef9 thu\u1eadt v\u00e0 ghi ch\u00fa d\u1eef li\u1ec7u<\/h2><ul class=\"source-list\"><li><a href=\"https:\/\/www.tele-fonika.com\/storage\/file\/core_files\/2025\/3\/27\/f24b8f2d7efd4784fe0e424a3bcce943\/TFCrane.pdf\" target=\"_blank\" rel=\"nofollow noopener\">TFCrane catalogue 2025, trang catalogue 25\u201328<\/a>: ngu\u1ed3n tr\u1ef1c ti\u1ebfp cho c\u1ea5u tr\u00fac, \u1ee9ng d\u1ee5ng, t\u00e1m size, d\u1eef li\u1ec7u quang v\u00e0 gi\u1edbi h\u1ea1n \u0111\u1ed9ng c\u1ee7a (N)SHT\u00d6U-J + FO.<\/li><li><a href=\"https:\/\/www.vde-verlag.de\/standards\/0250023\/din-vde-0250-814-vde-0250-814-1985-02.html\" target=\"_blank\" rel=\"nofollow noopener\">VDE VERLAG \u2014 DIN VDE 0250-814:1985-02<\/a>: trang ch\u00ednh th\u1ee9c m\u00f4 t\u1ea3 ti\u00eau chu\u1ea9n NSHT\u00d6U v\u00e0 tr\u1ea1ng th\u00e1i hi\u1ec7n h\u00e0nh.<\/li><li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/71891\" target=\"_blank\" rel=\"nofollow noopener\">IEC 60228:2023<\/a>: y\u00eau c\u1ea7u d\u00e2y d\u1eabn v\u00e0 \u0111i\u1ec7n tr\u1edf cho Class 5.<\/li><li><a href=\"https:\/\/www.vde-verlag.de\/p\/normen\/din-vde-0298-3-vde-0298-3-2006-06\/0298014-DE-PR\" target=\"_blank\" rel=\"nofollow noopener\">DIN VDE 0298-3<\/a>: t\u00e0i li\u1ec7u catalogue vi\u1ec7n d\u1eabn cho b\u00e1n k\u00ednh u\u1ed1n.<\/li><li><a href=\"https:\/\/vde-verlag.de\/p\/normen\/din-vde-0298-4-vde-0298-4-2023-06\/0200061-DE-PR\" target=\"_blank\" rel=\"nofollow noopener\">DIN VDE 0298-4<\/a>: khung d\u00f2ng t\u1ea3i; c\u00e1p tr\u00ean tang c\u1ea7n \u0111\u00e1nh gi\u00e1 nhi\u1ec7t b\u1ed5 sung.<\/li><li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/3542\" target=\"_blank\" rel=\"nofollow noopener\">IEC 60811-404:2012<\/a>: ph\u01b0\u01a1ng ph\u00e1p th\u1eed kh\u00e1ng d\u1ea7u cho v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n\/v\u1ecf.<\/li><li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/80873\" target=\"_blank\" rel=\"nofollow noopener\">IEC 60332-1-2<\/a>: th\u1eed lan truy\u1ec1n ng\u1ecdn l\u1eeda tr\u00ean m\u1ed9t c\u00e1p \u0111\u01a1n.<\/li><\/ul><p class=\"small\">B\u1ea3ng ngu\u1ed3n PDF c\u00f3 b\u1ed1 c\u1ee5c hai c\u1ed9t; d\u1eef li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00e1i l\u1eadp theo d\u00f2ng c\u1ee7a \u0111\u00fang section. M\u1ee5c l\u1ee5c \u201c3\u00d7CS+3\u00d7CS\/2+FO\u201d \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u00e0 sai kh\u00e1c bi\u00ean t\u1eadp v\u00ec ti\u00eau \u0111\u1ec1, c\u1ea5u tr\u00fac, marking v\u00e0 b\u1ea3ng th\u00f4ng s\u1ed1 \u0111\u1ec1u x\u00e1c nh\u1eadn \u201c2\u00d7CS\/2\u201d. OD\/kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 x\u1ea5p x\u1ec9; c\u1ea5u tr\u00fac t\u00f9y ch\u1ec9nh c\u1ea7n b\u1ea3n v\u1ebd v\u00e0 compliance statement m\u1edbi.<\/p><\/section><\/main>\n\n<footer><div class=\"wrap\"><div class=\"footer-grid\"><div><h2>Feichun Cable \u00b7 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt c\u00e1p tang cu\u1ed1n quang\u2013\u0111i\u1ec7n<\/h2><p>Cung c\u1ea5p duty ngu\u1ed3n, c\u1ea5u h\u00ecnh quang, link budget, tang\/puly, profile chuy\u1ec3n \u0111\u1ed9ng v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 x\u00e1c nh\u1eadn size, OD, b\u00e1n k\u00ednh, l\u1ef1c k\u00e9o, nhi\u1ec7t v\u00e0 k\u1ebf ho\u1ea1ch th\u1eed.<\/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><\/div><div><h3>Feichun Cable<\/h3><p>\u98de\u7eaf\u7535\u7f06<\/p><p>Reeling \u00b7 Fiber Optics \u00b7 Port \u00b7 Mining<\/p><\/div><\/div><\/div><\/footer><\/body><\/html>\n","protected":false},"excerpt":{"rendered":"Thi\u1ebft k\u1ebf gom ba l\u00f5i c\u00f4ng su\u1ea5t, m\u1ed9t d\u00e2y b\u1ea3o v\u1ec7 PE t\u1ed5ng chia th\u00e0nh hai ph\u1ea7n v\u00e0 m\u00f4-\u0111un quang A-D(ZN)13Y v\u00e0o c\u00f9ng m\u1ed9t c\u00e1p tang cu\u1ed1n m\u00e0u v\u00e0ng. C\u1ea5u tr\u00fac d\u00e0nh cho cu\u1ed1n\u2013nh\u1ea3 th\u01b0\u1eddng xuy\u00ean d\u01b0\u1edbi l\u1ef1c k\u00e9o v\u00e0 xo\u1eafn \u0111\u1ed3ng th\u1eddi, v\u1edbi t\u1ed1c \u0111\u1ed9 c\u00f4ng b\u1ed1 \u0111\u1ebfn 250 m\/min, gi\u1edbi h\u1ea1n xo\u1eafn 50\u00b0\/m, b\u1ec7n polyamide ch\u1ed1ng xo\u1eafn v\u00e0 v\u1ecf ngo\u00e0i 5GM5 ch\u1ed1ng x\u00e9, va \u0111\u1eadp, m\u00e0i m\u00f2n.","protected":false},"author":1,"featured_media":26073,"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":[66,94,56],"tags":[16,17],"class_list":["post-26072","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","category-din-vde-0250-mining-cable","category-reeling-cable","tag-din-vde-0250","tag-reeling-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26072","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=26072"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26072\/revisions"}],"predecessor-version":[{"id":26076,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26072\/revisions\/26076"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/26073"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=26072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=26072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=26072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}