NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3 | C\u00e1p tang cu\u1ed1n PE chia ba Feichun<\/title>\n<meta name=\"description\" content=\"H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt NSHT\u00d6U-J 3\u00d7CS+3\u00d7CS\/3 theo DIN VDE 0250-814: c\u00e1ch \u0111\u1ecdc k\u00fd hi\u1ec7u, PE chia ba, EPDM 3GI3, GM1b\/5GM3, 250 m\/min, 20 N\/mm\u00b2 v\u00e0 \u0111\u1ee7 9 k\u00edch th\u01b0\u1edbc 35\u2013300 mm\u00b2.\">\n<meta name=\"keywords\" content=\"NSHT\u00d6U-J 3xCS 3xCS\/3, NSHTOEU split earth cable, DIN VDE 0250-814, c\u00e1p tang cu\u1ed1n PE chia ba, c\u00e1p cao su c\u1ea7n c\u1ea9u c\u1ea3ng, reeling cable 0.6\/1 kV, Feichun Cable\">\n<meta name=\"robots\" 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0250-814\",\"inLanguage\":\"vi\",\"datePublished\":\"2026-08-10\",\"dateModified\":\"2026-08-10\",\"author\":{\"@type\":\"Organization\",\"name\":\"Feichun Cable\"},\"publisher\":{\"@type\":\"Organization\",\"name\":\"Feichun Cable\"},\"about\":[\"NSHT\u00d6U-J\",\"DIN VDE 0250-814\",\"split earth conductor\",\"reeling cable\"]}<\/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 h\u1ea1 \u00e1p<\/div><h1>NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3: c\u00e1p cao su tang cu\u1ed1n v\u1edbi d\u00e2y PE chia ba cho \u1ee9ng su\u1ea5t \u0111\u1ed9ng r\u1ea5t cao<\/h1><p class=\"lead\">\u0110\u00e2y l\u00e0 bi\u1ebfn th\u1ec3 NSHT\u00d6U-J 0,6\/1 kV c\u00f3 ba l\u00f5i c\u00f4ng su\u1ea5t v\u00e0 m\u1ed9t d\u00e2y b\u1ea3o v\u1ec7 PE t\u1ed5ng, \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u1ea7n \u0111\u1eb7t \u0111\u1ed1i x\u1ee9ng trong ba khe gi\u1eefa c\u00e1c l\u00f5i pha. H\u00ecnh h\u1ecdc n\u00e0y l\u00e0m tr\u00f2n b\u00f3 l\u00f5i, c\u1ea3i thi\u1ec7n c\u00e2n b\u1eb1ng c\u01a1 khi u\u1ed1n\u2013xo\u1eafn v\u00e0 t\u1ea1o \u0111\u01b0\u1eddng PE \u0111\u1ed1i x\u1ee9ng h\u01a1n quanh ba pha. D\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m c\u00f4ng b\u1ed1 t\u1ed1c \u0111\u1ed9 \u0111\u1ebfn 250 m\/min, t\u1ea3i k\u00e9o 20 N\/mm\u00b2 v\u00e0 ch\u00edn c\u1ea5u h\u00ecnh t\u1eeb 3\u00d735 + 3\u00d716\/3 \u0111\u1ebfn 3\u00d7300 + 3\u00d7150\/3.<\/p><div class=\"badges\"><span>DIN VDE 0250-814<\/span><span>VDE Marks Approval<\/span><span>0,6\/1 kV<\/span><span>Um 1,2 kV<\/span><span>IEC 60228 Class 5<\/span><span>EPDM 3GI3<\/span><span>PE chia ba<\/span><span>250 m\/min<\/span><span>20 N\/mm\u00b2<\/span><\/div><div class=\"meta\"><span>B\u00e0i vi\u1ebft ti\u1ebfng Vi\u1ec7t<\/span><span>9 c\u1ea5u h\u00ecnh \u0111\u1ea7y \u0111\u1ee7<\/span><span>4 s\u01a1 \u0111\u1ed3 SVG k\u1ef9 thu\u1eadt<\/span><span>D\u1eef li\u1ec7u 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 3\u00d7CS+3\u00d7CS\/3<\/a><\/li><li><a href=\"#co-hoc-pe\">V\u00ec sao chia PE th\u00e0nh ba<\/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 SVG<\/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\">250 m\/min v\u00e0 duty<\/a><\/li><li><a href=\"#vat-lieu\">V\u1eadt li\u1ec7u<\/a><\/li><li><a href=\"#moi-truong\">L\u1eeda, d\u1ea7u, UV, ozone<\/a><\/li><li><a href=\"#ma-tran\">\u0110\u1ee7 9 k\u00edch th\u01b0\u1edbc<\/a><\/li><li><a href=\"#vi-du\">V\u00ed d\u1ee5 t\u00ednh ch\u1ecdn<\/a><\/li><li><a href=\"#so-sanh\">So v\u1edbi NSHT\u00d6U-J\/O<\/a><\/li><li><a href=\"#vfd\">VFD v\u00e0 n\u1ed1i \u0111\u1ea5t<\/a><\/li><li><a href=\"#he-thong\">Tang, puly, guide<\/a><\/li><li><a href=\"#lap-dat\">L\u1eafp \u0111\u1eb7t<\/a><\/li><li><a href=\"#nghiem-thu\">Nghi\u1ec7m thu \u0111\u1ed9ng<\/a><\/li><li><a href=\"#chan-doan\">Ch\u1ea9n \u0111o\u00e1n l\u1ed7i<\/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 k\u1ef9 thu\u1eadt v\u00e0 ranh gi\u1edbi ph\u00ea duy\u1ec7t<\/h2><blockquote>NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3 l\u00e0 c\u00e1p tang cu\u1ed1n cao su h\u1ea1 \u00e1p cho ngu\u1ed3n \u0111i\u1ec7n di \u0111\u1ed9ng ch\u1ecbu l\u1ef1c k\u00e9o v\u00e0 xo\u1eafn \u0111\u1ed3ng th\u1eddi; kh\u00f4ng ph\u1ea3i c\u00e1p ngu\u1ed3n cao su m\u1ec1m th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean tang.<\/blockquote><div class=\"cards\"><div class=\"card\"><div class=\"value\">3 pha + PE<\/div><p>Ba l\u00f5i c\u00f4ng su\u1ea5t, c\u1ed9ng m\u1ed9t ti\u1ebft di\u1ec7n PE t\u1ed5ng \u0111\u01b0\u1ee3c chia \u0111\u1ec1u v\u1ec1 m\u1eb7t danh ngh\u0129a th\u00e0nh ba ph\u1ea7n.<\/p><\/div><div class=\"card green\"><div class=\"value\">250 m\/min<\/div><p>T\u1ed1c \u0111\u1ed9 d\u1ecbch chuy\u1ec3n t\u1ed1i \u0111a c\u00f4ng b\u1ed1 cho \u0111\u00fang bi\u1ebfn th\u1ec3 n\u00e0y; kh\u00f4ng ph\u1ea3i t\u1ed1c \u0111\u1ed9 m\u1eb7c \u0111\u1ecbnh c\u1ee7a m\u1ecdi c\u00e1p NSHT\u00d6U.<\/p><\/div><div class=\"card gold\"><div class=\"value\">VDE<\/div><p>\u201cVDE Marks Approval\u201d ch\u1ec9 c\u00f3 gi\u00e1 tr\u1ecb trong ph\u1ea1m vi ch\u1ee9ng ch\u1ec9, nh\u00e0 m\u00e1y, c\u1ea5u tr\u00fac v\u00e0 k\u00edch th\u01b0\u1edbc c\u1ee5 th\u1ec3.<\/p><\/div><div class=\"card red\"><div class=\"value\">Special design<\/div><p>Kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh theo \u1ee9ng d\u1ee5ng, nh\u01b0ng c\u1ea5u tr\u00fac s\u1eeda \u0111\u1ed5i ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u1ea1i v\u1ec1 approval v\u00e0 gi\u1edbi h\u1ea1n \u0111\u1ed9ng.<\/p><\/div><\/div><p class=\"warn\"><strong>Ph\u1ea1m vi ti\u00eau chu\u1ea9n:<\/strong> DIN VDE 0250-814 l\u00e0 ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m cho c\u00e1p m\u1ec1m c\u00e1ch \u0111i\u1ec7n cao su lo\u1ea1i NSHT\u00d6U. D\u1eef li\u1ec7u 250 m\/min, PE chia ba v\u00e0 c\u00e1c OD\/kh\u1ed1i l\u01b0\u1ee3ng d\u01b0\u1edbi \u0111\u00e2y l\u00e0 d\u1eef li\u1ec7u c\u1ee7a thi\u1ebft k\u1ebf catalogue c\u1ee5 th\u1ec3; kh\u00f4ng n\u00ean tr\u00ecnh b\u00e0y nh\u01b0 y\u00eau c\u1ea7u chung c\u1ee7a ti\u00eau chu\u1ea9n.<\/p><\/section>\n\n<section id=\"ky-hieu\"><h2>CS ngh\u0129a l\u00e0 g\u00ec v\u00e0 \u0111\u1ecdc 3\u00d7CS + 3\u00d7CS\/3 th\u1ebf n\u00e0o?<\/h2><p><strong>CS<\/strong> l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a <em>cross-section<\/em>, t\u1ee9c ti\u1ebft di\u1ec7n danh ngh\u0129a t\u00ednh b\u1eb1ng mm\u00b2. C\u00fa ph\u00e1p catalogue d\u00f9ng c\u00f9ng k\u00fd hi\u1ec7u CS cho ti\u1ebft di\u1ec7n pha v\u00e0 ti\u1ebft di\u1ec7n PE \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn trong t\u1eebng d\u00f2ng.<\/p><div class=\"formula\">V\u00ed d\u1ee5: 3\u00d770 + 3\u00d735\/3\n3\u00d770 = ba l\u00f5i c\u00f4ng su\u1ea5t, m\u1ed7i l\u00f5i 70 mm\u00b2\n+3\u00d735\/3 = d\u00e2y PE t\u1ed5ng 35 mm\u00b2, t\u00e1ch th\u00e0nh ba ph\u1ea7n \u0111\u1eb7t trong ba khe\n35\/3 \u2248 11,67 mm\u00b2 danh ngh\u0129a cho m\u1ed7i ph\u1ea7n PE\nT\u1ed5ng PE = 3 \u00d7 (35\/3) = 35 mm\u00b2<\/div><p class=\"note\"><strong>Kh\u00f4ng \u0111\u1ecdc l\u00e0 s\u00e1u l\u00f5i 35 mm\u00b2.<\/strong> Trong <code>3\u00d770 + 3\u00d735\/3<\/code>, s\u1ed1 \u201c3\u201d \u0111\u1ea7u c\u1ee7a ph\u1ea7n PE m\u00f4 t\u1ea3 ba nh\u00e1nh b\u1ed1 tr\u00ed v\u1eadt l\u00fd, c\u00f2n \u201c\/3\u201d cho bi\u1ebft t\u1ed5ng ti\u1ebft di\u1ec7n 35 mm\u00b2 \u0111\u01b0\u1ee3c chia cho ba. B\u1ea3n v\u1ebd \u0111\u1eb7t h\u00e0ng ph\u1ea3i n\u00eau r\u00f5 c\u1ea5u t\u1ea1o s\u1ee3i th\u1ef1c t\u1ebf v\u00e0 tolerance.<\/p><\/section>\n\n<div class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1800 560\" role=\"img\" aria-label=\"Gi\u1ea3i m\u00e3 k\u00fd hi\u1ec7u NSHTOU-J 3xCS c\u1ed9ng 3xCS chia 3\"><rect width=\"1800\" height=\"560\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"65\" fill=\"#55dff7\" font-size=\"34\" font-weight=\"700\">C\u00e1ch \u0111\u1ecdc: NSHT\u00d6U-J 3\u00d770 + 3\u00d735\/3<\/text><rect x=\"80\" y=\"150\" width=\"410\" height=\"190\" rx=\"18\" fill=\"#0d1921\" stroke=\"#55dff7\" stroke-width=\"5\"\/><text x=\"145\" y=\"240\" fill=\"#e8f3f5\" font-size=\"54\" font-weight=\"700\">3\u00d770<\/text><text x=\"115\" y=\"300\" fill=\"#a6ded9\" font-size=\"24\">3 l\u00f5i pha \u00d7 70 mm\u00b2<\/text><text x=\"540\" y=\"260\" fill=\"#f0c865\" font-size=\"70\">+<\/text><rect x=\"650\" y=\"150\" width=\"485\" height=\"190\" rx=\"18\" fill=\"#0d1921\" stroke=\"#f0c865\" stroke-width=\"5\"\/><text x=\"710\" y=\"240\" fill=\"#e8f3f5\" font-size=\"54\" font-weight=\"700\">3\u00d735\/3<\/text><text x=\"695\" y=\"300\" fill=\"#f0c865\" font-size=\"24\">PE t\u1ed5ng 35 mm\u00b2 \u2192 3 ph\u1ea7n<\/text><path d=\"M1135 245H1290\" stroke=\"#ff9297\" stroke-width=\"8\" marker-end=\"url(#a)\"\/><defs><marker id=\"a\" markerWidth=\"12\" markerHeight=\"12\" refX=\"10\" refY=\"6\" orient=\"auto\"><path d=\"M0 0L12 6L0 12Z\" fill=\"#ff9297\"\/><\/marker><\/defs><g transform=\"translate(1440 245)\"><circle r=\"135\" fill=\"#13252e\" stroke=\"#60747d\" stroke-width=\"18\"\/><circle cy=\"-62\" r=\"48\" fill=\"#3a2b20\" stroke=\"#f0c865\" stroke-width=\"9\"\/><circle cx=\"-54\" cy=\"32\" r=\"48\" fill=\"#1d252b\" stroke=\"#f0c865\" stroke-width=\"9\"\/><circle cx=\"54\" cy=\"32\" r=\"48\" fill=\"#4b4f52\" stroke=\"#f0c865\" stroke-width=\"9\"\/><circle cx=\"-74\" cy=\"-42\" r=\"20\" fill=\"#93c83e\" stroke=\"#e9df2b\" stroke-width=\"7\"\/><circle cx=\"74\" cy=\"-42\" r=\"20\" fill=\"#93c83e\" stroke=\"#e9df2b\" stroke-width=\"7\"\/><circle cy=\"86\" r=\"20\" fill=\"#93c83e\" stroke=\"#e9df2b\" stroke-width=\"7\"\/><\/g><text x=\"1270\" y=\"460\" fill=\"#e8f3f5\" font-size=\"24\">Ba ph\u1ea7n PE n\u1eb1m trong ba khe<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 1 \u2014 K\u00fd hi\u1ec7u di\u1ec5n \u0111\u1ea1t c\u1ea3 s\u01a1 \u0111\u1ed3 \u0111i\u1ec7n l\u1eabn b\u1ed1 tr\u00ed h\u00ecnh h\u1ecdc; PE t\u1ed5ng \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u1ea7n, kh\u00f4ng nh\u00e2n ba ti\u1ebft di\u1ec7n PE.<\/div><\/div>\n\n<section id=\"co-hoc-pe\"><h2>V\u00ec sao PE \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u1ea7n?<\/h2><div class=\"scroll\"><table><caption>L\u1ee3i \u00edch v\u00e0 gi\u1edbi h\u1ea1n c\u1ee7a b\u1ed1 tr\u00ed PE trong khe<\/caption><thead><tr><th>C\u01a1 ch\u1ebf<\/th><th>L\u1ee3i \u00edch k\u1ef9 thu\u1eadt<\/th><th>\u0110i\u1ec1u kh\u00f4ng n\u00ean suy r\u1ed9ng<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">L\u1ea5p ba khe gi\u1eefa l\u00f5i pha<\/td><td>B\u00f3 l\u00f5i tr\u00f2n v\u00e0 \u0111\u1ed1i x\u1ee9ng h\u01a1n; v\u1ecf trong ch\u1ecbu \u00e1p l\u1ef1c \u0111\u1ec1u h\u01a1n khi qua puly.<\/td><td>Kh\u00f4ng l\u00e0m c\u00e1p mi\u1ec5n nhi\u1ec5m v\u1edbi \u00e9p d\u1eb9t do groove sai.<\/td><\/tr><tr><td class=\"key\">Ba nh\u00e1nh PE ph\u00e2n b\u1ed1 120\u00b0<\/td><td>Gi\u1ea3m b\u1ea5t \u0111\u1ed1i x\u1ee9ng kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 c\u1ee9ng u\u1ed1n quanh tr\u1ee5c c\u00e1p.<\/td><td>Kh\u00f4ng thay th\u1ebf b\u1ec7n polyamide ch\u1ed1ng xo\u1eafn.<\/td><\/tr><tr><td class=\"key\">PE g\u1ea7n t\u1eebng pha<\/td><td>Ph\u00e2n b\u1ed1 \u0111\u01b0\u1eddng h\u1ed3i d\u00f2ng s\u1ef1 c\u1ed1 c\u00e2n b\u1eb1ng h\u01a1n v\u1ec1 h\u00ecnh h\u1ecdc; c\u00f3 l\u1ee3i khi c\u1ea7n ki\u1ec3m so\u00e1t bonding.<\/td><td>Kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi m\u00e0n ch\u1eafn EMC 360\u00b0.<\/td><\/tr><tr><td class=\"key\">Ti\u1ebfp x\u00fac c\u01a1 ph\u00e2n t\u00e1n<\/td><td>Gi\u1ea3m v\u00f9ng r\u1ed7ng v\u00e0 xu h\u01b0\u1edbng l\u00f5i pha di chuy\u1ec3n v\u00e0o khe qua chu k\u1ef3 cu\u1ed1n.<\/td><td>Tu\u1ed5i th\u1ecd v\u1eabn ph\u1ee5 thu\u1ed9c b\u01b0\u1edbc b\u1ec7n, tension, D\/d v\u00e0 nhi\u1ec7t.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">C\u00e1c l\u1ee3i \u00edch tr\u00ean l\u00e0 ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt t\u1eeb h\u00ecnh h\u1ecdc c\u1ea5u tr\u00fac. Hi\u1ec7u qu\u1ea3 \u0111\u1ecbnh l\u01b0\u1ee3ng ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ee9ng minh b\u1eb1ng th\u1eed u\u1ed1n\u2013xo\u1eafn c\u1ee7a \u0111\u00fang c\u00e1p, \u0111\u00fang tang v\u00e0 duty d\u1ef1 \u00e1n.<\/p><\/section>\n\n<section id=\"ung-dung\"><h2>\u1ee8ng d\u1ee5ng: n\u01a1i chuy\u1ec3n \u0111\u1ed9ng, l\u1ef1c k\u00e9o v\u00e0 xo\u1eafn xu\u1ea5t hi\u1ec7n c\u00f9ng l\u00fac<\/h2><p>Thi\u1ebft k\u1ebf d\u00e0nh cho k\u1ebft n\u1ed1i ngu\u1ed3n di \u0111\u1ed9ng trong tang cu\u1ed1n t\u1ef1 \u0111\u1ed9ng, \u0111\u1eb7c bi\u1ec7t t\u1ea1i b\u0103ng t\u1ea3i, c\u1ea9u container, c\u1ea9u c\u1ea3ng, m\u00e1y x\u00e2y d\u1ef1ng, m\u00e1y x\u1ebfp d\u1ee1, thi\u1ebft b\u1ecb khai th\u00e1c ng\u1ea7m\/l\u1ed9 thi\u00ean v\u00e0 \u0111\u01b0\u1eddng h\u1ea7m. C\u00f3 th\u1ec3 d\u00f9ng trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4 ho\u1eb7c \u01b0\u1edbt v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p c\u00f3 r\u1ee7i ro n\u1ed5, v\u1edbi \u0111i\u1ec1u ki\u1ec7n to\u00e0n b\u1ed9 m\u00e1y, gland, \u0111\u1ea7u n\u1ed1i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 ri\u00eang.<\/p><div class=\"scroll\"><table><caption>T\u1eeb thi\u1ebft b\u1ecb \u0111\u1ebfn d\u1eef li\u1ec7u ch\u1ecdn c\u00e1p<\/caption><thead><tr><th>Thi\u1ebft b\u1ecb<\/th><th>Chu\u1ed7i t\u1ea3i nguy hi\u1ec3m<\/th><th>D\u1eef li\u1ec7u ph\u1ea3i cung c\u1ea5p<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">STS \/ c\u1ea9u container<\/td><td>T\u1ed1c \u0111\u1ed9 cao, S-bend, UV, mu\u1ed1i, d\u1eebng kh\u1ea9n.<\/td><td>H\u00e0nh tr\u00ecnh, 250 m\/min hay th\u1ea5p h\u01a1n, acceleration, jerk, puly, s\u1ed1 chu k\u1ef3.<\/td><\/tr><tr><td class=\"key\">RTG\/RMG v\u00e0 c\u1ea9u c\u1ea3ng<\/td><td>Cu\u1ed1n nhi\u1ec1u l\u1edbp, fleet angle, VFD, nhi\u1ec7t tang.<\/td><td>Core\/flange\/width, level-wind, d\u00f2ng khi cu\u1ed1n, route PE.<\/td><\/tr><tr><td class=\"key\">B\u0103ng t\u1ea3i di \u0111\u1ed9ng<\/td><td>K\u00e9o d\u00e0i, b\u1ee5i \u0111\u00e1, m\u00e0i m\u00f2n, guide l\u1ec7ch.<\/td><td>Trench, tension, roller spacing, d\u1ea7u\/b\u00f9n v\u00e0 duty.<\/td><\/tr><tr><td class=\"key\">M\u1ecf v\u00e0 \u0111\u01b0\u1eddng h\u1ea7m<\/td><td>Va \u0111\u1eadp, \u1ea9m, h\u00f3a ch\u1ea5t, nguy c\u01a1 ch\u00e1y\/n\u1ed5.<\/td><td>Ph\u00e2n v\u00f9ng, protection concept, monitoring, ch\u1ee9ng ch\u1ec9 \u00e1p d\u1ee5ng.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"cau-truc\"><h2>C\u1ea5u tr\u00fac t\u1eeb \u0111\u1ed3ng m\u1ea1 thi\u1ebfc \u0111\u1ebfn v\u1ecf 5GM3<\/h2><div class=\"scroll\"><table><caption>C\u1ea5u t\u1ea1o c\u00f4ng b\u1ed1 cho bi\u1ebfn th\u1ec3 PE chia ba<\/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 m\u1ea1 thi\u1ebfc, b\u1ec7n m\u1ec1m Class 5 theo IEC 60228.<\/td><td>D\u1eabn \u0111i\u1ec7n, gi\u1ea3m \u1ee9ng su\u1ea5t s\u1ee3i khi 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 khi c\u1ea7n.<\/td><td>Ki\u1ec3m so\u00e1t \u0111\u1ed9 b\u00e1m gi\u1eefa d\u00e2y d\u1eabn v\u00e0 c\u00e1ch \u0111i\u1ec7n.<\/td><\/tr><tr><td class=\"key\">C\u00e1ch \u0111i\u1ec7n<\/td><td>EPDM kh\u00f4ng halogen, kh\u00f4ng ch\u00ec; lo\u1ea1i 3GI3 theo DIN VDE 0207-20.<\/td><td>\u0110i\u1ec7n m\u00f4i \u0111\u00e0n h\u1ed3i, ch\u1ecbu nhi\u1ec7t v\u1eadn h\u00e0nh +90\u00b0C.<\/td><\/tr><tr><td class=\"key\">Nh\u1eadn d\u1ea1ng pha<\/td><td>N\u00e2u, \u0111en, x\u00e1m theo HD 308 \/ DIN VDE 0293-308.<\/td><td>Nh\u1eadn d\u1ea1ng ba m\u1ea1ch c\u00f4ng su\u1ea5t.<\/td><\/tr><tr><td class=\"key\">Ba ph\u1ea7n PE<\/td><td>\u0110\u1ed3ng m\u1ea1 thi\u1ebfc, c\u00e1ch \u0111i\u1ec7n cao su xanh-v\u00e0ng; \u0111\u1eb7t trong ba khe.<\/td><td>Ti\u1ebfp \u0111\u1ecba b\u1ea3o v\u1ec7 v\u00e0 c\u00e2n b\u1eb1ng h\u00ecnh h\u1ecdc b\u00f3 l\u00f5i.<\/td><\/tr><tr><td class=\"key\">V\u1ecf trong<\/td><td>Compound nhi\u1ec7t r\u1eafn GM1b theo DIN VDE 0207-21; m\u00e0u \u0111en.<\/td><td>Bedding, t\u1ea1o tr\u00f2n, ph\u00e2n ph\u1ed1i l\u1ef1c sang b\u1ec7n.<\/td><\/tr><tr><td class=\"key\">B\u1ec7n ch\u1ed1ng xo\u1eafn<\/td><td>B\u1ec7n s\u1ee3i polyamide gi\u1eefa v\u1ecf trong v\u00e0 ngo\u00e0i.<\/td><td>H\u1ea1n ch\u1ebf t\u00edch l\u0169y torque v\u00e0 chia t\u1ea3i d\u1ecdc.<\/td><\/tr><tr><td class=\"key\">V\u1ecf ngo\u00e0i<\/td><td>Compound nhi\u1ec7t r\u1eafn 5GM3 theo DIN VDE 0207-21; m\u00e0u \u0111en.<\/td><td>B\u1ea3o v\u1ec7 c\u01a1 h\u1ecdc v\u00e0 m\u00f4i tr\u01b0\u1eddng theo ph\u00e9p 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 1600 980\" role=\"img\" aria-label=\"M\u1eb7t c\u1eaft c\u00e1p NSHTOU-J ba l\u00f5i c\u00f4ng su\u1ea5t v\u00e0 ba ph\u1ea7n PE\"><rect width=\"1600\" height=\"980\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"62\" fill=\"#55dff7\" font-size=\"35\" font-weight=\"700\">M\u1eb7t c\u1eaft ch\u1ee9c n\u0103ng NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3<\/text><g transform=\"translate(560 520)\"><circle r=\"365\" fill=\"#080b0e\" stroke=\"#5d6870\" stroke-width=\"62\"\/><circle r=\"315\" fill=\"none\" stroke=\"#f0c865\" stroke-width=\"16\" stroke-dasharray=\"18 11\"\/><circle r=\"290\" fill=\"#101820\" stroke=\"#283b45\" stroke-width=\"38\"\/><g><circle cy=\"-155\" r=\"133\" fill=\"#3b2a20\" stroke=\"#b07342\" stroke-width=\"28\"\/><circle cy=\"-155\" r=\"55\" fill=\"#d98b46\" stroke=\"#f5b66f\" stroke-width=\"7\"\/><circle cx=\"-134\" cy=\"78\" r=\"133\" fill=\"#171d22\" stroke=\"#59636a\" stroke-width=\"28\"\/><circle cx=\"-134\" cy=\"78\" r=\"55\" fill=\"#d98b46\" stroke=\"#f5b66f\" stroke-width=\"7\"\/><circle cx=\"134\" cy=\"78\" r=\"133\" fill=\"#464b4e\" stroke=\"#81888b\" stroke-width=\"28\"\/><circle cx=\"134\" cy=\"78\" r=\"55\" fill=\"#d98b46\" stroke=\"#f5b66f\" stroke-width=\"7\"\/><\/g><g><circle cx=\"-145\" cy=\"-100\" r=\"44\" fill=\"#7cac37\" stroke=\"#e6da2c\" stroke-width=\"13\"\/><circle cx=\"145\" cy=\"-100\" r=\"44\" fill=\"#7cac37\" stroke=\"#e6da2c\" stroke-width=\"13\"\/><circle cy=\"170\" r=\"44\" fill=\"#7cac37\" stroke=\"#e6da2c\" stroke-width=\"13\"\/><\/g><\/g><g font-size=\"23\"><path d=\"M910 270H1210\" stroke=\"#60747d\" stroke-width=\"4\"\/><text x=\"1230\" y=\"278\" fill=\"#e8f3f5\">V\u1ecf ngo\u00e0i cao su 5GM3<\/text><path d=\"M875 335H1210\" stroke=\"#f0c865\" stroke-width=\"4\"\/><text x=\"1230\" y=\"343\" fill=\"#f0c865\">B\u1ec7n polyamide ch\u1ed1ng xo\u1eafn<\/text><path d=\"M842 410H1210\" stroke=\"#55dff7\" stroke-width=\"4\"\/><text x=\"1230\" y=\"418\" fill=\"#e8f3f5\">V\u1ecf trong GM1b<\/text><path d=\"M780 520H1210\" stroke=\"#b07342\" stroke-width=\"4\"\/><text x=\"1230\" y=\"528\" fill=\"#e8f3f5\">Ba l\u00f5i pha EPDM 3GI3<\/text><path d=\"M650 650H1210\" stroke=\"#e6da2c\" stroke-width=\"4\"\/><text x=\"1230\" y=\"658\" fill=\"#a6ded9\">Ba ph\u1ea7n PE xanh-v\u00e0ng<\/text><path d=\"M610 520H1210\" stroke=\"#f5b66f\" stroke-width=\"4\"\/><text x=\"1230\" y=\"735\" fill=\"#e8f3f5\">\u0110\u1ed3ng \u1ee7 m\u1ec1m m\u1ea1 thi\u1ebfc Class 5<\/text><\/g><text x=\"70\" y=\"930\" fill=\"#91a9b4\" font-size=\"20\">S\u01a1 \u0111\u1ed3 ch\u1ee9c n\u0103ng, kh\u00f4ng theo t\u1ef7 l\u1ec7. Ti\u1ebft di\u1ec7n, \u0111\u1ed9 d\u00e0y v\u00e0 b\u01b0\u1edbc b\u1ec7n theo b\u1ea3n v\u1ebd \u0111\u00e3 duy\u1ec7t c\u1ee7a t\u1eebng size.<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 2 \u2014 Ba l\u00f5i pha t\u1ea1o tam gi\u00e1c; ba nh\u00e1nh PE l\u1ea5p c\u00e1c khe, sau \u0111\u00f3 v\u1ecf trong, b\u1ec7n ch\u1ed1ng xo\u1eafn v\u00e0 v\u1ecf ngo\u00e0i c\u00f9ng x\u1eed l\u00fd t\u1ea3i \u0111\u1ed9ng.<\/div><\/div>\n\n<section id=\"dien-nhiet\"><h2>\u0110\u1eb7c t\u00ednh \u0111i\u1ec7n v\u00e0 nhi\u1ec7t<\/h2><div class=\"scroll\"><table><caption>Gi\u00e1 tr\u1ecb catalogue v\u00e0 c\u00e1ch \u00e1p d\u1ee5ng<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>Di\u1ec5n gi\u1ea3i thi\u1ebft k\u1ebf<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">\u0110i\u1ec7n \u00e1p danh \u0111\u1ecbnh U\u2080\/U<\/td><td>0,6\/1 kV<\/td><td>U\u2080 pha\u2013\u0111\u1ea5t; U pha\u2013pha.<\/td><\/tr><tr><td class=\"key\">\u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng l\u1edbn nh\u1ea5t U<sub>m<\/sub><\/td><td>1,2 kV<\/td><td>Kh\u00f4ng ph\u1ea3i \u0111i\u1ec7n \u00e1p th\u1eed.<\/td><\/tr><tr><td class=\"key\">\u0110i\u1ec7n \u00e1p th\u1eed AC<\/td><td>3 kV<\/td><td>Th\u1eed \u0111i\u1ec7n m\u00f4i theo quy tr\u00ecnh s\u1ea3n ph\u1ea9m; kh\u00f4ng ph\u1ea3i m\u1ee9c v\u1eadn h\u00e0nh li\u00ean t\u1ee5c.<\/td><\/tr><tr><td class=\"key\">D\u00f2ng t\u1ea3i<\/td><td>DIN VDE 0298-4<\/td><td>Ph\u1ea3i hi\u1ec7u ch\u1ec9nh theo s\u1ed1 l\u00f5i mang t\u1ea3i, ambient, duty v\u00e0 tr\u1ea1ng th\u00e1i cu\u1ed1n.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t \u0111\u1ed9 d\u00e2y d\u1eabn v\u1eadn h\u00e0nh<\/td><td>+90\u00b0C t\u1ed1i \u0111a<\/td><td>Gi\u1edbi h\u1ea1n \u1edf d\u00e2y d\u1eabn, kh\u00f4ng ph\u1ea3i nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng cho ph\u00e9p.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t \u0111\u1ed9 d\u00e2y d\u1eabn ng\u1eafn m\u1ea1ch<\/td><td>+250\u00b0C t\u1ed1i \u0111a<\/td><td>Ch\u1ec9 trong th\u1eddi gian ng\u1eafn m\u1ea1ch \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n; kh\u00f4ng ph\u1ea3i overload th\u01b0\u1eddng xuy\u00ean.<\/td><\/tr><tr><td class=\"key\">M\u00f4i tr\u01b0\u1eddng, l\u1eafp c\u1ed1 \u0111\u1ecbnh<\/td><td>\u221240\u00b0C t\u1ed1i thi\u1ec3u<\/td><td>Tr\u1ea1ng th\u00e1i kh\u00f4ng chuy\u1ec3n \u0111\u1ed9ng.<\/td><\/tr><tr><td class=\"key\">M\u00f4i tr\u01b0\u1eddng, v\u1eadn h\u00e0nh di \u0111\u1ed9ng<\/td><td>\u221225\u00b0C t\u1ed1i thi\u1ec3u<\/td><td>Kh\u00f4ng cu\u1ed1n\/nh\u1ea3 d\u01b0\u1edbi ng\u01b0\u1ee1ng n\u1ebfu ch\u01b0a c\u00f3 qualification kh\u00e1c.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"dong-tai\"><h2>D\u00f2ng t\u1ea3i tr\u00ean tang: 90\u00b0C kh\u00f4ng ph\u1ea3i gi\u1ea5y ph\u00e9p \u0111\u1ec3 d\u00f9ng b\u1ea3ng ampacity \u201cc\u00e1p tr\u1ea3i th\u1eb3ng\u201d<\/h2><p>Trong tang nhi\u1ec1u l\u1edbp, nhi\u1ec7t t\u1eeb I\u00b2R b\u1ecb gi\u1eef trong c\u00e1c v\u00f2ng ph\u00eda trong; b\u00e1n k\u00ednh l\u1edbp thay \u0111\u1ed5i \u0111\u1ed3ng th\u1eddi l\u00e0m thay \u0111\u1ed5i l\u1ef1c k\u00e9o. \u0110\u00e1nh gi\u00e1 nhi\u1ec7t ph\u1ea3i d\u00f9ng tr\u1ea1ng th\u00e1i x\u1ea5u nh\u1ea5t: chi\u1ec1u d\u00e0i c\u00f2n cu\u1ed1n l\u1edbn nh\u1ea5t, s\u1ed1 l\u1edbp l\u1edbn nh\u1ea5t, d\u00f2ng RMS c\u00f3 h\u00e0i, nhi\u1ec7t m\u1eb7t tr\u1eddi\/tang v\u00e0 th\u1eddi gian duty.<\/p><div class=\"formula\">T\u1ed5n hao \u0111\u1ed3ng ba pha g\u1ea7n \u0111\u00fang: P’ = 3 \u00d7 I\u00b2 \u00d7 R’\u03b8\nR’\u03b8 = \u0111i\u1ec7n tr\u1edf d\u00e2y d\u1eabn \u1edf nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh\nN\u1ebfu d\u00f9ng VFD: I ph\u1ea3i l\u00e0 RMS th\u1ef1c g\u1ed3m th\u00e0nh ph\u1ea7n h\u00e0i\nTi\u00eau ch\u00ed: nhi\u1ec7t \u0111\u1ed9 l\u00f5i t\u00ednh to\u00e1n\/\u0111o \u0111\u01b0\u1ee3c < gi\u1edbi h\u1ea1n c\u1ee7a c\u1ea5u tr\u00fac v\u00e0 \u0111\u1ea7u n\u1ed1i<\/div><p class=\"note\">DIN VDE 0298-4 cung c\u1ea5p khung d\u00f2ng t\u1ea3i, nh\u01b0ng d\u1ef1 \u00e1n tang cu\u1ed1n c\u1ea7n h\u1ec7 s\u1ed1 hi\u1ec7u ch\u1ec9nh ho\u1eb7c m\u00f4 h\u00ecnh nhi\u1ec7t ri\u00eang. \u0110\u1eebng ch\u1ecdn ti\u1ebft di\u1ec7n ch\u1ec9 b\u1eb1ng d\u00f2ng motor nameplate.<\/p><\/section>\n\n<section id=\"co-hoc\"><h2>Gi\u1edbi h\u1ea1n c\u01a1 h\u1ecdc c\u00f4ng b\u1ed1<\/h2><div class=\"scroll\"><table><caption>Operating envelope c\u1ee7a \u0111\u00fang bi\u1ebfn th\u1ec3 3\u00d7CS+3\u00d7CS\/3<\/caption><thead><tr><th>Th\u00f4ng s\u1ed1<\/th><th>Gi\u00e1 tr\u1ecb<\/th><th>\u0110i\u1ec3m ki\u1ec3m so\u00e1t<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Gi\u1edbi h\u1ea1n xo\u1eafn<\/td><td>25\u00b0\/m<\/td><td>\u0110o tr\u00ean chi\u1ec1u d\u00e0i t\u1ef1 do; kh\u00f4ng c\u1ed9ng d\u1ed3n twist qua nhi\u1ec1u guide.<\/td><\/tr><tr><td class=\"key\">T\u1ed1c \u0111\u1ed9 d\u1ecbch chuy\u1ec3n<\/td><td>\u0110\u1ebfn 250 m\/min<\/td><td>Ph\u1ea3i x\u00e9t acceleration, jerk, emergency stop v\u00e0 tracking.<\/td><\/tr><tr><td class=\"key\">T\u1ea3i k\u00e9o<\/td><td>20 N\/mm\u00b2<\/td><td>C\u1ed9t N d\u00f9ng t\u1ed5ng ti\u1ebft di\u1ec7n ba l\u00f5i pha, kh\u00f4ng d\u00f9ng OD hay PE.<\/td><\/tr><tr><td class=\"key\">Tr\u00ean tang<\/td><td>5D<\/td><td>D l\u00e0 \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i c\u00e1p; thi\u1ebft k\u1ebf v\u1edbi OD l\u1edbn nh\u1ea5t x\u00e1c nh\u1eadn.<\/td><\/tr><tr><td class=\"key\">Qua puly \u0111\u1ed5i h\u01b0\u1edbng<\/td><td>7,5D<\/td><td>\u00c1p d\u1ee5ng c\u1ea3 ba nh\u00f3m OD c\u00f4ng b\u1ed1.<\/td><\/tr><tr><td class=\"key\">\u0110\u00f3ng g\u00f3i chu\u1ea9n<\/td><td>500 m\/tang<\/td><td>H\u00ecnh th\u1ee9c v\u00e0 chi\u1ec1u d\u00e0i kh\u00e1c theo y\u00eau c\u1ea7u.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"ban-kinh\"><h2>B\u00e1n k\u00ednh u\u1ed1n t\u1ed1i thi\u1ec3u theo DIN VDE 0298-3<\/h2><div class=\"scroll\"><table><caption>H\u1ec7 s\u1ed1 nh\u00e2n D theo \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i<\/caption><thead><tr><th>Tr\u1ea1ng th\u00e1i<\/th><th>OD >8 \u0111\u1ebfn \u226412 mm<\/th><th>OD >12 \u0111\u1ebfn \u226420 mm<\/th><th>OD >20 mm<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">L\u1eafp 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\">Qua 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 + 3\u00d735\/3, OD catalogue = 42,7 mm\nR t\u1ed1i thi\u1ec3u tr\u00ean tang = 5 \u00d7 42,7 = 213,5 mm\n\u0110\u01b0\u1eddng k\u00ednh l\u00f5i tang t\u1ed1i thi\u1ec3u h\u00ecnh h\u1ecdc = 2R = 427 mm\nR t\u1ed1i thi\u1ec3u t\u1ea1i puly = 7,5 \u00d7 42,7 = 320,25 mm\n\u0110\u01b0\u1eddng k\u00ednh puly t\u1ed1i thi\u1ec3u h\u00ecnh h\u1ecdc = 640,5 mm<\/div><p class=\"warn\">D\u00f9ng OD l\u1edbn nh\u1ea5t trong tolerance c\u1ee7a b\u1ea3n v\u1ebd mua h\u00e0ng, kh\u00f4ng ch\u1ec9 d\u00f9ng OD \u201capprox.\u201d. Ki\u1ec3m tra c\u00e1ch datasheet \u0111\u1ecbnh ngh\u0129a b\u00e1n k\u00ednh t\u1ea1i \u0111\u01b0\u1eddng t\u00e2m c\u00e1p hay b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac tr\u01b0\u1edbc khi ch\u1ed1t \u0111\u01b0\u1eddng k\u00ednh ph\u1ea7n c\u1ee9ng.<\/p><\/section>\n\n<section id=\"luc-keo\"><h2>20 N\/mm\u00b2: c\u00e1ch b\u1ea3ng t\u00ednh t\u1ea3i k\u00e9o v\u00e0 v\u00ec sao \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u1ef1c \u0111\u1ee9t<\/h2><div class=\"formula\">Fmax = 20 N\/mm\u00b2 \u00d7 3 \u00d7 CSpha\n3\u00d735 mm\u00b2: Fmax = 20 \u00d7 3 \u00d7 35 = 2 100 N\n3\u00d770 mm\u00b2: Fmax = 20 \u00d7 3 \u00d7 70 = 4 200 N\n3\u00d7300 mm\u00b2: Fmax = 20 \u00d7 3 \u00d7 300 = 18 000 N<\/div><p>Ba ph\u1ea7n PE kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ed9ng v\u00e0o ph\u00e9p t\u00ednh catalogue n\u00e0y. Gi\u00e1 tr\u1ecb l\u00e0 t\u1ea3i k\u00e9o t\u1ed1i \u0111a c\u00f4ng b\u1ed1 cho v\u1eadn h\u00e0nh\/thi\u1ebft k\u1ebf, kh\u00f4ng ph\u1ea3i s\u1ee9c b\u1ec1n \u0111\u1ee9t v\u00e0 c\u0169ng kh\u00f4ng ph\u1ea3i l\u1ef1c cho ph\u00e9p t\u1ea1i terminal. L\u1ef1c \u0111\u1ed9ng t\u1ea1i d\u1eebng kh\u1ea9n, ma s\u00e1t guide, tr\u1ecdng l\u01b0\u1ee3ng treo v\u00e0 qu\u00e1n t\u00ednh ph\u1ea3i n\u1eb1m trong ng\u00e2n s\u00e1ch t\u1ea3i c\u00f3 h\u1ec7 s\u1ed1 an to\u00e0n \u0111\u01b0\u1ee3c d\u1ef1 \u00e1n ph\u00ea duy\u1ec7t.<\/p><\/section>\n\n<div class=\"svg\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1800 700\" role=\"img\" aria-label=\"L\u1ef1c k\u00e9o v\u00e0 c\u00e2n b\u1eb1ng ba nh\u00e1nh PE trong c\u00e1p tang cu\u1ed1n\"><rect width=\"1800\" height=\"700\" fill=\"#06131b\"\/><g font-family=\"Arial,Helvetica\"><text x=\"55\" y=\"62\" fill=\"#55dff7\" font-size=\"35\" font-weight=\"700\">C\u00e2n b\u1eb1ng h\u00ecnh h\u1ecdc kh\u00f4ng lo\u1ea1i b\u1ecf ng\u00e2n s\u00e1ch l\u1ef1c k\u00e9o<\/text><g transform=\"translate(450 370)\"><circle r=\"245\" fill=\"#101820\" stroke=\"#60747d\" stroke-width=\"30\"\/><circle cy=\"-105\" r=\"100\" fill=\"#3b2a20\" stroke=\"#f0c865\" stroke-width=\"16\"\/><circle cx=\"-91\" cy=\"53\" r=\"100\" fill=\"#171d22\" stroke=\"#f0c865\" stroke-width=\"16\"\/><circle cx=\"91\" cy=\"53\" r=\"100\" fill=\"#464b4e\" stroke=\"#f0c865\" stroke-width=\"16\"\/><circle cx=\"-107\" cy=\"-72\" r=\"32\" fill=\"#7cac37\" stroke=\"#e6da2c\" stroke-width=\"10\"\/><circle cx=\"107\" cy=\"-72\" r=\"32\" fill=\"#7cac37\" stroke=\"#e6da2c\" stroke-width=\"10\"\/><circle cy=\"125\" r=\"32\" fill=\"#7cac37\" stroke=\"#e6da2c\" stroke-width=\"10\"\/><\/g><path d=\"M730 370H1130\" stroke=\"#ff9297\" stroke-width=\"16\" marker-end=\"url(#b)\"\/><defs><marker id=\"b\" markerWidth=\"12\" markerHeight=\"12\" refX=\"10\" refY=\"6\" orient=\"auto\"><path d=\"M0 0L12 6L0 12Z\" fill=\"#ff9297\"\/><\/marker><\/defs><text x=\"800\" y=\"335\" fill=\"#ff9297\" font-size=\"28\" font-weight=\"700\">F \u0111\u1ed9ng = t\u0129nh + qu\u00e1n t\u00ednh + ma s\u00e1t<\/text><rect x=\"1160\" y=\"185\" width=\"560\" height=\"370\" rx=\"18\" fill=\"#0d1921\" stroke=\"#284b5b\" stroke-width=\"5\"\/><text x=\"1210\" y=\"250\" fill=\"#a6ded9\" font-size=\"26\" font-weight=\"700\">Ki\u1ec3m tra t\u1ea1i tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t<\/text><text x=\"1210\" y=\"310\" fill=\"#e8f3f5\" font-size=\"23\">\u2022 l\u1edbp cu\u1ed1n c\u00f3 b\u00e1n k\u00ednh nh\u1ecf nh\u1ea5t<\/text><text x=\"1210\" y=\"355\" fill=\"#e8f3f5\" font-size=\"23\">\u2022 t\u0103ng t\u1ed1c \/ d\u1eebng kh\u1ea9n l\u1edbn nh\u1ea5t<\/text><text x=\"1210\" y=\"400\" fill=\"#e8f3f5\" font-size=\"23\">\u2022 guide v\u00e0 puly c\u00f3 ma s\u00e1t cao nh\u1ea5t<\/text><text x=\"1210\" y=\"445\" fill=\"#e8f3f5\" font-size=\"23\">\u2022 chi\u1ec1u d\u00e0i treo l\u1edbn nh\u1ea5t<\/text><text x=\"1210\" y=\"505\" fill=\"#f0c865\" font-size=\"24\">F t\u00ednh to\u00e1n < Fmax catalogue<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 3 \u2014 PE chia ba gi\u00fap c\u00e2n b\u1eb1ng b\u00f3 l\u00f5i; kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c c\u1ee7a h\u1ec7 v\u1eabn ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra b\u1eb1ng t\u1ea3i t\u1ed5ng t\u1ea1i m\u1ed7i tr\u1ea1ng th\u00e1i tang.<\/div><\/div>\n\n<section id=\"toc-do\"><h2>250 m\/min ch\u1ec9 l\u00e0 m\u1ed9t t\u1ecda \u0111\u1ed9; gia t\u1ed1c, jerk v\u00e0 chu k\u1ef3 m\u1edbi quy\u1ebft \u0111\u1ecbnh m\u1ecfi<\/h2><p>Hai m\u00e1y c\u00f3 c\u00f9ng t\u1ed1c \u0111\u1ed9 \u0111\u1ec9nh c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ea1i r\u1ea5t kh\u00e1c nhau. D\u1eebng 250 m\/min trong th\u1eddi gian ng\u1eafn t\u1ea1o qu\u00e1n t\u00ednh v\u00e0 shock load l\u1edbn; S-bend l\u1eb7p v\u1edbi h\u00e0nh tr\u00ecnh ng\u1eafn c\u00f3 th\u1ec3 t\u00edch l\u0169y nhi\u1ec1u chu k\u1ef3 h\u01a1n h\u00e0nh tr\u00ecnh d\u00e0i. V\u00ec v\u1eady ph\u00ea duy\u1ec7t \u1ee9ng d\u1ee5ng c\u1ea7n \u0111\u01b0\u1eddng cong v\u1eadn t\u1ed1c\u2013th\u1eddi gian, kh\u00f4ng ch\u1ec9 m\u1ed9t con s\u1ed1 t\u1ed1c \u0111\u1ed9.<\/p><div class=\"scroll\"><table><caption>Minimum motion profile<\/caption><thead><tr><th>Bi\u1ebfn<\/th><th>T\u1ea1i sao c\u1ea7n<\/th><th>C\u00e1ch nghi\u1ec7m thu<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">v<sub>max<\/sub><\/td><td>Li\u00ean quan tracking, nhi\u1ec7t ma s\u00e1t v\u00e0 n\u0103ng l\u01b0\u1ee3ng d\u1eebng.<\/td><td>Ghi t\u1eeb drive\/encoder.<\/td><\/tr><tr><td class=\"key\">a<sub>max<\/sub><\/td><td>T\u1ea1o l\u1ef1c qu\u00e1n t\u00ednh cho kh\u1ed1i l\u01b0\u1ee3ng c\u00e1p \u0111ang chuy\u1ec3n \u0111\u1ed9ng.<\/td><td>\u0110o acceleration c\u1ea3 l\u00fac kh\u1edfi \u0111\u1ed9ng\/d\u1eebng.<\/td><\/tr><tr><td class=\"key\">Jerk<\/td><td>Quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 \u201cgi\u1eadt\u201d v\u00e0 peak tension.<\/td><td>Ph\u00e2n t\u00edch slope acceleration.<\/td><\/tr><tr><td class=\"key\">Chu k\u1ef3\/ng\u00e0y<\/td><td>\u0110\u1eb7t t\u1ed1c \u0111\u1ed9 t\u00edch l\u0169y m\u1ecfi.<\/td><td>Counter PLC v\u00e0 profile t\u1ea3i.<\/td><\/tr><tr><td class=\"key\">Emergency stop<\/td><td>Th\u01b0\u1eddng t\u1ea1o peak l\u1edbn nh\u1ea5t.<\/td><td>Test c\u00f3 ki\u1ec3m so\u00e1t v\u1edbi tension logging.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"vat-lieu\"><h2>V\u1eadt li\u1ec7u l\u00e0 m\u1ed9t h\u1ec7 ch\u1ecbu t\u1ea3i, kh\u00f4ng ph\u1ea3i danh s\u00e1ch marketing<\/h2><div class=\"scroll\"><table><caption>Ph\u00e2n c\u00f4ng ch\u1ee9c n\u0103ng<\/caption><thead><tr><th>Th\u00e0nh ph\u1ea7n<\/th><th>Vai tr\u00f2<\/th><th>H\u1ecfng \u0111i\u1ec3n h\u00ecnh khi b\u1ecb d\u00f9ng sai<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">\u0110\u1ed3ng m\u1ea1 thi\u1ebfc Class 5<\/td><td>U\u1ed1n m\u1ec1m, ch\u1ed1ng oxy h\u00f3a b\u1ec1 m\u1eb7t t\u1ed1t h\u01a1n \u0111\u1ed3ng tr\u1ea7n trong m\u00f4i tr\u01b0\u1eddng \u1ea9m.<\/td><td>S\u1ee3i \u0111\u1ee9t do b\u00e1n k\u00ednh nh\u1ecf ho\u1eb7c tension cao.<\/td><\/tr><tr><td class=\"key\">EPDM 3GI3<\/td><td>C\u00e1ch \u0111i\u1ec7n \u0111\u00e0n h\u1ed3i, ch\u1ecbu nhi\u1ec7t +90\u00b0C; compound \u0111\u01b0\u1ee3c n\u00eau kh\u00f4ng halogen\/ch\u00ec.<\/td><td>N\u1ee9t\/creep khi qu\u00e1 nhi\u1ec7t ho\u1eb7c b\u1ecb ch\u1ea5t kh\u00f4ng t\u01b0\u01a1ng th\u00edch.<\/td><\/tr><tr><td class=\"key\">GM1b<\/td><td>Gi\u1eef h\u00ecnh b\u00f3 l\u00f5i, truy\u1ec1n t\u1ea3i \u0111\u1ec1u sang b\u1ec7n.<\/td><td>L\u00f5i di c\u01b0 v\u00e0 bi\u1ebfn d\u1ea1ng oval.<\/td><\/tr><tr><td class=\"key\">B\u1ec7n polyamide<\/td><td>H\u1ea1n ch\u1ebf xo\u1eafn v\u00e0 san t\u1ea3i d\u1ecdc.<\/td><td>Corkscrew khi twist v\u01b0\u1ee3t gi\u1edbi h\u1ea1n ho\u1eb7c route sai.<\/td><\/tr><tr><td class=\"key\">5GM3<\/td><td>Ch\u1ecbu ti\u1ebfp x\u00fac, m\u00e0i m\u00f2n v\u00e0 m\u00f4i tr\u01b0\u1eddng theo test.<\/td><td>M\u00f2n t\u1ea1i guide, c\u1eaft do flange ho\u1eb7c n\u1ee9t \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"note\">\u201cC\u00e1ch \u0111i\u1ec7n kh\u00f4ng halogen\u201d kh\u00f4ng t\u1ef1 \u0111\u1ed9ng bi\u1ebfn to\u00e0n b\u1ed9 c\u00e1p th\u00e0nh LSZH. N\u1ebfu d\u1ef1 \u00e1n y\u00eau c\u1ea7u low smoke\/zero halogen, ph\u1ea3i xem b\u00e1o c\u00e1o th\u1eed to\u00e0n c\u00e1p v\u1ec1 kh\u00ed axit, halogen v\u00e0 m\u1eadt \u0111\u1ed9 kh\u00f3i.<\/p><\/section>\n\n<section id=\"moi-truong\"><h2>Ph\u1ea1m vi c\u00e1c tuy\u00ean b\u1ed1 l\u1eeda, d\u1ea7u, UV v\u00e0 ozone<\/h2><div class=\"scroll\"><table><caption>Ph\u00e9p th\u1eed \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 v\u00e0 \u0111i\u1ec1u n\u00f3 kh\u00f4ng ch\u1ee9ng minh<\/caption><thead><tr><th>T\u00ednh n\u0103ng<\/th><th>Ph\u01b0\u01a1ng ph\u00e1p<\/th><th>Ranh gi\u1edbi<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Lan truy\u1ec1n ng\u1ecdn l\u1eeda<\/td><td>PN-EN 60332-1-2 \/ IEC 60332-1-2<\/td><td>Th\u1eed m\u1ed9t c\u00e1p \u0111\u01a1n; kh\u00f4ng ch\u1ee9ng minh duy tr\u00ec m\u1ea1ch ho\u1eb7c th\u1eed ch\u00f9m.<\/td><\/tr><tr><td class=\"key\">Kh\u00e1ng d\u1ea7u<\/td><td>PN-EN 60811-404 \/ IEC 60811-404<\/td><td>Kh\u00f4ng bao ph\u1ee7 m\u1ecdi nhi\u00ean li\u1ec7u, h\u00f3a ch\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian.<\/td><\/tr><tr><td class=\"key\">Kh\u00e1ng UV<\/td><td>UL 2556 \/ ISO 4892-2<\/td><td>L\u00e3o h\u00f3a gia t\u1ed1c kh\u00f4ng \u0111\u1ed3ng ngh\u0129a 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\u00f4ng \u0111\u00e1nh gi\u00e1 m\u1ecfi u\u1ed1n hay m\u00e0i m\u00f2n guide.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"ma-tran\"><h2>B\u1ea3ng \u0111\u1ea7y \u0111\u1ee7 9 c\u1ea5u h\u00ecnh NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3<\/h2><p>C\u00e1c gi\u00e1 tr\u1ecb \u0111\u01b0\u1eddng k\u00ednh v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 x\u1ea5p x\u1ec9 theo catalogue; c\u1ed9t \u0111\u01b0\u1eddng k\u00ednh d\u00e2y d\u1eabn l\u00e0 \u0111\u01b0\u1eddng k\u00ednh x\u1ea5p x\u1ec9 c\u1ee7a d\u00e2y d\u1eabn pha. Kh\u00f4ng b\u1ecf qua d\u00f2ng 3\u00d7150 + 3\u00d770\/3: \u0111\u00e2y l\u00e0 c\u1ea5u h\u00ecnh ngu\u1ed3n, kh\u00f4ng ph\u1ea3i l\u1ed7i l\u00e0m tr\u00f2n.<\/p><div class=\"scroll\"><table><caption>U\u2080\/U 0,6\/1 kV \u2014 PE chia ba \u2014 t\u1ed1c \u0111\u1ed9 \u0111\u1ebfn 250 m\/min<\/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 + 3\u00d716\/3<\/td><td>7,8<\/td><td>32,9<\/td><td>2 164<\/td><td>2 100<\/td><\/tr><tr><td class=\"key\">3\u00d750 + 3\u00d725\/3<\/td><td>9,6<\/td><td>38,9<\/td><td>3 084<\/td><td>3 000<\/td><\/tr><tr><td class=\"key\">3\u00d770 + 3\u00d735\/3<\/td><td>11,4<\/td><td>42,7<\/td><td>4 007<\/td><td>4 200<\/td><\/tr><tr><td class=\"key\">3\u00d795 + 3\u00d750\/3<\/td><td>13,0<\/td><td>48,8<\/td><td>5 275<\/td><td>5 700<\/td><\/tr><tr><td class=\"key\">3\u00d7120 + 3\u00d770\/3<\/td><td>14,7<\/td><td>52,5<\/td><td>6 437<\/td><td>7 200<\/td><\/tr><tr><td class=\"key\">3\u00d7150 + 3\u00d770\/3<\/td><td>16,5<\/td><td>57,2<\/td><td>7 718<\/td><td>9 000<\/td><\/tr><tr><td class=\"key\">3\u00d7185 + 3\u00d795\/3<\/td><td>18,3<\/td><td>63,8<\/td><td>9 578<\/td><td>11 100<\/td><\/tr><tr><td class=\"key\">3\u00d7240 + 3\u00d7120\/3<\/td><td>20,9<\/td><td>72,0<\/td><td>12 379<\/td><td>14 400<\/td><\/tr><tr><td class=\"key\">3\u00d7300 + 3\u00d7150\/3<\/td><td>23,5<\/td><td>78,5<\/td><td>13 993<\/td><td>18 000<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">Chi\u1ec1u d\u00e0i \u0111\u00f3ng g\u00f3i ti\u00eau chu\u1ea9n: 500 m tr\u00ean tang. H\u00ecnh th\u1ee9c \u0111\u00f3ng g\u00f3i v\u00e0 chi\u1ec1u d\u00e0i kh\u00e1c c\u00f3 th\u1ec3 cung c\u1ea5p theo y\u00eau c\u1ea7u. Khi OD\/kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh, ph\u1ea3i d\u00f9ng b\u1ea3n v\u1ebd m\u1edbi cho tang, puly, l\u1ef1c qu\u00e1n t\u00ednh v\u00e0 ch\u1ee9ng nh\u1eadn.<\/p><\/section>\n\n<section id=\"vi-du\"><h2>Hai v\u00ed d\u1ee5 t\u00ednh ch\u1ecdn: t\u1eeb size trung b\u00ecnh \u0111\u1ebfn 300 mm\u00b2<\/h2><div class=\"grid\"><div class=\"box\"><h3>3\u00d770 + 3\u00d735\/3<\/h3><p>OD 42,7 mm; kh\u1ed1i l\u01b0\u1ee3ng 4 007 kg\/km; t\u1ea3i k\u00e9o 4 200 N. M\u1ed7i m\u00e9t c\u00e1p n\u1eb7ng x\u1ea5p x\u1ec9 4,007 kg tr\u01b0\u1edbc khi c\u1ed9ng hi\u1ec7u \u1ee9ng \u0111\u1ed9ng. Tang h\u00ecnh h\u1ecdc c\u1ea7n R \u2265 213,5 mm; puly R \u2265 320,25 mm theo OD catalogue. PE t\u1ed5ng 35 mm\u00b2 chia ba ph\u1ea7n.<\/p><\/div><div class=\"box\"><h3>3\u00d7300 + 3\u00d7150\/3<\/h3><p>OD 78,5 mm; kh\u1ed1i l\u01b0\u1ee3ng 13 993 kg\/km; t\u1ea3i k\u00e9o 18 000 N. M\u1ed7i m\u00e9t c\u00e1p g\u1ea7n 13,993 kg, n\u00ean tr\u1ecdng l\u01b0\u1ee3ng treo v\u00e0 qu\u00e1n t\u00ednh tr\u1edf th\u00e0nh \u0111\u1ea7u v\u00e0o l\u1edbn. Tang h\u00ecnh h\u1ecdc R \u2265 392,5 mm; puly R \u2265 588,75 mm. PE t\u1ed5ng 150 mm\u00b2 chia ba ph\u1ea7n.<\/p><\/div><\/div><p class=\"warn\">C\u00e1c ph\u00e9p nh\u00e2n 5D\/7,5D ch\u1ec9 ki\u1ec3m tra h\u00ecnh h\u1ecdc t\u1ed1i thi\u1ec3u. Ch\u00fang kh\u00f4ng x\u00e1c nh\u1eadn flange, groove, fleet angle, l\u1ef1c drive, nhi\u1ec7t nhi\u1ec1u l\u1edbp hay tu\u1ed5i th\u1ecd chu k\u1ef3.<\/p><\/section>\n\n<section id=\"so-sanh\"><h2>Kh\u00f4ng tr\u1ed9n d\u1eef li\u1ec7u v\u1edbi NSHT\u00d6U-J\/O \u0111a l\u00f5i th\u00f4ng th\u01b0\u1eddng<\/h2><div class=\"scroll\"><table><caption>Hai section kh\u00e1c nhau trong c\u00f9ng catalogue<\/caption><thead><tr><th>Ti\u00eau ch\u00ed<\/th><th>NSHT\u00d6U-J 3\u00d7CS+3\u00d7CS\/3<\/th><th>NSHT\u00d6U-J\/O ti\u00eau chu\u1ea9n<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Ki\u1ebfn tr\u00fac<\/td><td>Ba pha + PE t\u1ed5ng chia ba trong khe.<\/td><td>-J c\u00f3 PE ho\u1eb7c -O kh\u00f4ng PE; 3 \u0111\u1ebfn 56 l\u00f5i theo b\u1ea3ng ri\u00eang.<\/td><\/tr><tr><td class=\"key\">D\u1ea3i c\u00f4ng su\u1ea5t<\/td><td>3\u00d735 \u0111\u1ebfn 3\u00d7300 mm\u00b2 + PE chia.<\/td><td>Nhi\u1ec1u s\u1ed1 l\u00f5i; d\u1ea3i b\u1ea3ng ri\u00eang \u0111\u1ebfn 240 mm\u00b2.<\/td><\/tr><tr><td class=\"key\">T\u1ed1c \u0111\u1ed9 c\u00f4ng b\u1ed1<\/td><td>\u0110\u1ebfn 250 m\/min.<\/td><td>\u0110\u1ebfn 180 m\/min.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t \u0111\u1ed9 di \u0111\u1ed9ng t\u1ed1i thi\u1ec3u<\/td><td>\u221225\u00b0C.<\/td><td>\u221235\u00b0C.<\/td><\/tr><tr><td class=\"key\">Marking v\u00ed d\u1ee5<\/td><td>3\u00d770+3\u00d735\/3.<\/td><td>V\u00ed d\u1ee5 3\u00d710 -J.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"warn\">C\u00e1c d\u00f2ng OCR nh\u01b0 5\u00d76, 7\u00d71,5, 12\u00d72,5\u2026 thu\u1ed9c b\u1ea3ng NSHT\u00d6U-J\/O \u1edf trang tr\u01b0\u1edbc, kh\u00f4ng thu\u1ed9c s\u1ea3n ph\u1ea9m 3\u00d7CS+3\u00d7CS\/3. \u0110\u01b0a ch\u00fang v\u00e0o c\u00f9ng b\u1ea3ng s\u1ebd t\u1ea1o catalogue sai.<\/p><\/section>\n\n<section id=\"vfd\"><h2>VFD, d\u00f2ng common-mode v\u00e0 vai tr\u00f2 th\u1ef1c c\u1ee7a PE chia ba<\/h2><p>B\u1ed1 tr\u00ed PE \u0111\u1ed1i x\u1ee9ng c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n s\u1ef1 c\u00e2n b\u1eb1ng h\u00ecnh h\u1ecdc c\u1ee7a \u0111\u01b0\u1eddng h\u1ed3i d\u00f2ng s\u1ef1 c\u1ed1 v\u00e0 gi\u1ea3m v\u00f2ng li\u00ean k\u1ebft so v\u1edbi m\u1ed9t l\u00f5i PE l\u1edbn \u0111\u1eb7t l\u1ec7ch. Tuy nhi\u00ean, NSHT\u00d6U-J 3\u00d7CS+3\u00d7CS\/3 nh\u01b0 m\u00f4 t\u1ea3 kh\u00f4ng c\u00f3 m\u00e0n ch\u1eafn \u0111\u1ed3ng 360\u00b0. V\u1edbi motor VFD c\u00f3 c\u1ea1nh xung nhanh, ph\u1ea3i \u0111\u00e1nh gi\u00e1 ri\u00eang \u0111i\u1ec7n \u00e1p ph\u1ea3n x\u1ea1, chi\u1ec1u d\u00e0i c\u00e1p, dv\/dt, d\u00f2ng \u1ed5 tr\u1ee5c, bonding \u0111\u1ea7u cu\u1ed1i v\u00e0 EMC.<\/p><div class=\"scroll\"><table><caption>C\u00e2u h\u1ecfi b\u1eaft bu\u1ed9c cho ngu\u1ed3n VFD<\/caption><thead><tr><th>C\u00e2u h\u1ecfi<\/th><th>\u1ea2nh h\u01b0\u1edfng<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">\u0110i\u1ec7n \u00e1p DC bus v\u00e0 th\u1eddi gian s\u01b0\u1eddn xung?<\/td><td>Quy\u1ebft \u0111\u1ecbnh overvoltage t\u1ea1i motor v\u00e0 stress c\u00e1ch \u0111i\u1ec7n.<\/td><\/tr><tr><td class=\"key\">Chi\u1ec1u d\u00e0i \u0111i\u1ec7n t\u1eeb bi\u1ebfn t\u1ea7n \u0111\u1ebfn motor?<\/td><td>\u1ea2nh h\u01b0\u1edfng ph\u1ea3n x\u1ea1 s\u00f3ng v\u00e0 common-mode current.<\/td><\/tr><tr><td class=\"key\">C\u00f3 y\u00eau c\u1ea7u EMC shield?<\/td><td>PE chia ba kh\u00f4ng t\u1ef1 thay th\u1ebf m\u00e0n ch\u1eafn \u0111\u1ed3ng.<\/td><\/tr><tr><td class=\"key\">Bonding 360\u00b0 t\u1ea1i hai \u0111\u1ea7u?<\/td><td>Quy\u1ebft \u0111\u1ecbnh tr\u1edf kh\u00e1ng cao t\u1ea7n v\u00e0 ph\u00e1t x\u1ea1.<\/td><\/tr><tr><td class=\"key\">D\u00f2ng RMS g\u1ed3m h\u00e0i?<\/td><td>\u1ea2nh h\u01b0\u1edfng ti\u1ebft di\u1ec7n v\u00e0 nhi\u1ec7t tr\u00ean tang.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"he-thong\"><h2>Ch\u1ecdn c\u00e1p v\u00e0 ph\u1ea7n c\u1ee9ng tang nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng<\/h2><div class=\"scroll\"><table><caption>Checklist t\u01b0\u01a1ng th\u00edch c\u01a1\u2013\u0111i\u1ec7n<\/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>R \u2265 5D theo OD l\u1edbn nh\u1ea5t; \u0111\u1ee7 m\u00f4-men \u1edf m\u1ecdi l\u1edbp.<\/td><td>M\u1ecfi t\u1ea1i tangent, k\u00e9o qu\u00e1 m\u1ee9c l\u1edbp trong.<\/td><\/tr><tr><td class=\"key\">Puly<\/td><td>R \u2265 7,5D; groove kh\u1edbp OD v\u00e0 b\u1ec1 m\u1eb7t nh\u1eb5n.<\/td><td>\u00c9p d\u1eb9t, c\u1eaft v\u1ecf, local heating.<\/td><\/tr><tr><td class=\"key\">Fleet angle<\/td><td>\u0110o to\u00e0n h\u00e0nh tr\u00ecnh v\u00e0 m\u1ecdi l\u1edbp.<\/td><td>Xo\u1eafn t\u00edch l\u0169y, m\u00f2n flange.<\/td><\/tr><tr><td class=\"key\">Level-wind<\/td><td>Kh\u00f4ng crossover ho\u1eb7c ch\u1ed3ng v\u00f2ng.<\/td><td>Oval h\u00f3a, \u0111i\u1ec3m n\u00f3ng v\u00e0 k\u1eb9t c\u00e1p.<\/td><\/tr><tr><td class=\"key\">Strain relief<\/td><td>T\u00e1ch t\u1ea3i tang kh\u1ecfi terminal.<\/td><td>\u0110\u1ee9t s\u1ee3i\/tu\u1ed9t l\u00f5i g\u1ea7n \u0111\u1ea7u c\u00e1p.<\/td><\/tr><tr><td class=\"key\">\u0110i\u1ec1u khi\u1ec3n drive<\/td><td>Gi\u1edbi h\u1ea1n tension \u1edf t\u0103ng t\u1ed1c v\u00e0 E-stop.<\/td><td>V\u01b0\u1ee3t Fmax d\u00f9 t\u1ed1c \u0111\u1ed9 d\u01b0\u1edbi 250 m\/min.<\/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 NSHTOU-J tr\u00ean tang cu\u1ed1n v\u00e0 puly c\u1ee7a 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\">Chu\u1ed7i \u1ee9ng d\u1ee5ng: tang 5D \u2192 guide \u2192 puly 7,5D \u2192 m\u00e1y di \u0111\u1ed9ng<\/text><circle cx=\"330\" cy=\"440\" r=\"225\" fill=\"#172a33\" stroke=\"#60747d\" stroke-width=\"34\"\/><circle cx=\"330\" cy=\"440\" r=\"100\" fill=\"#0d1921\" stroke=\"#55dff7\" stroke-width=\"16\"\/><path d=\"M555 440H800Q890 440 890 540T1010 640H1380\" fill=\"none\" stroke=\"#f0c865\" stroke-width=\"28\"\/><circle cx=\"890\" cy=\"540\" r=\"78\" fill=\"#172a33\" stroke=\"#55dff7\" stroke-width=\"13\"\/><circle cx=\"1010\" cy=\"640\" r=\"78\" fill=\"#172a33\" stroke=\"#55dff7\" stroke-width=\"13\"\/><rect x=\"1380\" y=\"470\" width=\"350\" height=\"260\" rx=\"20\" fill=\"#0d1921\" stroke=\"#a6ded9\" stroke-width=\"9\"\/><rect x=\"1430\" y=\"530\" width=\"250\" height=\"90\" rx=\"12\" fill=\"#17313a\" stroke=\"#55dff7\" stroke-width=\"6\"\/><circle cx=\"1460\" cy=\"755\" r=\"44\" fill=\"#60747d\"\/><circle cx=\"1650\" cy=\"755\" r=\"44\" fill=\"#60747d\"\/><g font-size=\"23\"><text x=\"225\" y=\"720\" fill=\"#a6ded9\" font-weight=\"700\">Tang: \u22655D<\/text><text x=\"770\" y=\"380\" fill=\"#a6ded9\" font-weight=\"700\">Puly: \u22657,5D<\/text><text x=\"850\" y=\"765\" fill=\"#ff9297\" font-weight=\"700\">S-bend + \u0111\u1ed5i chi\u1ec1u<\/text><text x=\"1420\" y=\"430\" fill=\"#a6ded9\" font-weight=\"700\">C\u1ea9u \/ b\u0103ng t\u1ea3i<\/text><\/g><path d=\"M330 210V135H1535V440\" fill=\"none\" stroke=\"#284b5b\" stroke-width=\"18\"\/><text x=\"530\" y=\"118\" fill=\"#e8f3f5\" font-size=\"23\">250 m\/min ch\u1ec9 h\u1ee3p l\u1ec7 khi tension, twist, D, nhi\u1ec7t v\u00e0 tracking c\u00f9ng \u0111\u1ea1t<\/text><\/g><\/svg><div class=\"svg-caption\">H\u00ecnh 4 \u2014 \u0110i\u1ec3m y\u1ebfu th\u01b0\u1eddng kh\u00f4ng n\u1eb1m gi\u1eefa nh\u1ecbp c\u00e1p m\u00e0 t\u1ea1i tangent tang, guide, puly v\u00e0 v\u00f9ng \u0111\u1ea3o chi\u1ec1u S-bend.<\/div><\/div>\n\n<section id=\"lap-dat\"><h2>L\u1eafp \u0111\u1eb7t, marking v\u00e0 ki\u1ec3m so\u00e1t t\u00f9y ch\u1ec9nh<\/h2><p>V\u00ed d\u1ee5 marking catalogue: <code>TFKABLE 3 CE NSHT\u00d6U-J 3\u00d770+3\u00d735\/3 0.6\/1 kV year + meter<\/code>. Marking l\u00e0 d\u1eef li\u1ec7u ngu\u1ed3n; Feichun kh\u00f4ng thay \u0111\u1ed5i t\u00ean nh\u00e0 s\u1ea3n xu\u1ea5t trong tr\u00edch d\u1eabn n\u00e0y. \u0110\u1ed1i v\u1edbi s\u1ea3n ph\u1ea9m Feichun, marking, ch\u1ee9ng ch\u1ec9 v\u00e0 b\u1ea3n v\u1ebd ph\u1ea3i ph\u1ea3n \u00e1nh \u0111\u00fang nh\u00e0 s\u1ea3n xu\u1ea5t, c\u1ea5u tr\u00fac v\u00e0 l\u00f4 cung c\u1ea5p.<\/p><div class=\"scroll\"><table><caption>Hold points tr\u01b0\u1edbc v\u1eadn h\u00e0nh<\/caption><thead><tr><th>B\u01b0\u1edbc<\/th><th>Ti\u00eau ch\u00ed<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Nh\u1eadn tang<\/td><td>Sealing nguy\u00ean v\u1eb9n; kh\u00f4ng flange damage; marking, length v\u00e0 drum ID kh\u1edbp t\u00e0i li\u1ec7u.<\/td><\/tr><tr><td class=\"key\">Th\u00e1o c\u00e1p<\/td><td>Theo h\u01b0\u1edbng cu\u1ed1n; kh\u00f4ng k\u00e9o side-off t\u1ea1o kink\/twist.<\/td><\/tr><tr><td class=\"key\">\u0110o ph\u1ea7n c\u1ee9ng<\/td><td>Core, puly, groove, fleet angle v\u00e0 S-bend \u0111\u1ea1t gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c duy\u1ec7t.<\/td><\/tr><tr><td class=\"key\">\u0110\u1ea7u c\u00e1p<\/td><td>Ba nh\u00e1nh PE \u0111\u01b0\u1ee3c n\u1ed1i theo b\u1ea3n v\u1ebd; strain relief kh\u00f4ng \u00e9p h\u1ecfng v\u1ecf.<\/td><\/tr><tr><td class=\"key\">Ch\u1ea1y ch\u1eadm<\/td><td>Tracking \u1ed5n \u0111\u1ecbnh, kh\u00f4ng crossover, twist v\u00e0 tension trong gi\u1edbi h\u1ea1n.<\/td><\/tr><tr><td class=\"key\">T\u0103ng t\u1ed1c<\/td><td>Ghi peak tension, drive torque, nhi\u1ec7t v\u00e0 E-stop tr\u01b0\u1edbc khi ch\u1ea5p nh\u1eadn 250 m\/min.<\/td><\/tr><\/tbody><\/table><\/div><\/section>\n\n<section id=\"nghiem-thu\"><h2>Ch\u01b0\u01a1ng tr\u00ecnh nghi\u1ec7m thu \u0111\u1ed9ng c\u00f3 ti\u00eau ch\u00ed pass\/fail<\/h2><div class=\"scroll\"><table><caption>FAT\/SAT \u0111\u1ec1 xu\u1ea5t cho \u0111\u00fang duty d\u1ef1 \u00e1n<\/caption><thead><tr><th>H\u1ea1ng m\u1ee5c<\/th><th>D\u1eef li\u1ec7u ghi<\/th><th>Pass<\/th><th>Hold\/Fail<\/th><\/tr><\/thead><tbody><tr><td class=\"key\">Ki\u1ec3m tra t\u00e0i li\u1ec7u<\/td><td>Size, OD, weight, VDE scope, marking, test report.<\/td><td class=\"pass\">Kh\u1edbp \u0111\u01a1n h\u00e0ng v\u00e0 b\u1ea3n v\u1ebd duy\u1ec7t.<\/td><td class=\"fail\">Sai c\u1ea5u tr\u00fac\/size ho\u1eb7c approval kh\u00f4ng truy xu\u1ea5t.<\/td><\/tr><tr><td class=\"key\">\u0110i\u1ec7n ban \u0111\u1ea7u<\/td><td>Continuity, \u0111i\u1ec7n tr\u1edf l\u00f5i\/PE, th\u1eed \u0111i\u1ec7n \u00e1p theo procedure.<\/td><td class=\"pass\">Trong y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c duy\u1ec7t.<\/td><td class=\"fail\">Open circuit, b\u1ea5t c\u00e2n b\u1eb1ng b\u1ea5t th\u01b0\u1eddng, \u0111\u00e1nh th\u1ee7ng.<\/td><\/tr><tr><td class=\"key\">Cu\u1ed1n\/nh\u1ea3<\/td><td>5D, t\u1ed1c \u0111\u1ed9, acceleration, jerk, tension, s\u1ed1 chu k\u1ef3.<\/td><td class=\"pass\">Kh\u00f4ng kink, oval\/corkscrew v\u0129nh vi\u1ec5n ho\u1eb7c m\u1ea5t continuity.<\/td><td class=\"hold\">Peak ch\u01b0a \u0111\u01b0\u1ee3c \u0111o ho\u1eb7c v\u01b0\u1ee3t envelope.<\/td><\/tr><tr><td class=\"key\">Puly\/S-bend<\/td><td>7,5D, wrap angle, groove, cycle.<\/td><td class=\"pass\">V\u1ecf v\u00e0 h\u00ecnh h\u1ecdc \u1ed5n \u0111\u1ecbnh.<\/td><td class=\"fail\">N\u1ee9t, l\u1ed9 braid, l\u00f5i di c\u01b0.<\/td><\/tr><tr><td class=\"key\">Nhi\u1ec7t c\u00f3 t\u1ea3i<\/td><td>D\u00f2ng RMS, h\u00e0i, s\u1ed1 l\u1edbp, ambient, nhi\u1ec7t l\u00f5i\/tang.<\/td><td class=\"pass\">N\u1eb1m d\u01b0\u1edbi gi\u1edbi h\u1ea1n d\u1ef1 \u00e1n \u1edf duty x\u1ea5u nh\u1ea5t.<\/td><td class=\"hold\">Ch\u1ec9 th\u1eed c\u00e1p tr\u1ea3i th\u1eb3ng.<\/td><\/tr><tr><td class=\"key\">Sau th\u1eed<\/td><td>\u0110i\u1ec7n tr\u1edf, continuity PE, v\u1ecf, OD, \u1ea3nh v\u1ecb tr\u00ed chu\u1ea9n.<\/td><td class=\"pass\">Kh\u00f4ng suy gi\u1ea3m v\u01b0\u1ee3t ti\u00eau ch\u00ed k\u1ebf ho\u1ea1ch th\u1eed.<\/td><td class=\"fail\">S\u1ee3i \u0111\u1ee9t, \u0111i\u1ec7n tr\u1edf drift, h\u1ecfng v\u1ecf\/c\u00e1ch \u0111i\u1ec7n.<\/td><\/tr><\/tbody><\/table><\/div><p class=\"small\">Catalogue kh\u00f4ng n\u00eau m\u1ed9t s\u1ed1 chu k\u1ef3 tu\u1ed5i th\u1ecd chung. S\u1ed1 chu k\u1ef3 v\u00e0 m\u1ee9c thay \u0111\u1ed5i \u0111i\u1ec7n tr\u1edf ch\u1ea5p nh\u1eadn ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ed1ng nh\u1ea5t trong specification\/FAT plan c\u1ee7a d\u1ef1 \u00e1n; b\u00e0i vi\u1ebft kh\u00f4ng t\u1ea1o ng\u01b0\u1ee1ng gi\u1ea3.<\/p><\/section>\n\n<section id=\"chan-doan\"><h2>Ch\u1ea9n \u0111o\u00e1n h\u01b0 h\u1ecfng theo d\u1ea5u v\u1ebft<\/h2><div class=\"scroll\"><table><caption>Tri\u1ec7u ch\u1ee9ng \u2192 gi\u1ea3 thuy\u1ebft \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\">Corkscrew<\/td><td>Twist v\u01b0\u1ee3t 25\u00b0\/m, fleet angle l\u1edbn, h\u01b0\u1edbng cu\u1ed1n sai.<\/td><td>\u0110o twist tr\u00ean chi\u1ec1u d\u00e0i t\u1ef1 do; survey guide v\u00e0 tang.<\/td><\/tr><tr><td class=\"key\">\u0110\u1ee9t g\u1ea7n tangent<\/td><td>Core <5D, peak tension, E-stop qu\u00e1 g\u1eaft.<\/td><td>\u0110o b\u00e1n k\u00ednh th\u1ef1c, log tension\/acceleration.<\/td><\/tr><tr><td class=\"key\">M\u00f2n m\u1ed9t ph\u00eda<\/td><td>Groove sai, guide l\u1ec7ch, c\u00e1p c\u1ecd flange.<\/td><td>Ki\u1ec3m tra contact pattern v\u00e0 fleet angle.<\/td><\/tr><tr><td class=\"key\">Tang n\u00f3ng<\/td><td>Kh\u00f4ng derate khi cu\u1ed1n nhi\u1ec1u l\u1edbp, h\u00e0i VFD.<\/td><td>Thermal mapping, d\u00f2ng RMS\/h\u00e0i v\u00e0 s\u1ed1 l\u1edbp.<\/td><\/tr><tr><td class=\"key\">PE kh\u00f4ng \u1ed5n \u0111\u1ecbnh<\/td><td>N\u1ed1i ba nh\u00e1nh sai, terminal ch\u1ecbu k\u00e9o, s\u1ee3i m\u1ecfi.<\/td><td>\u0110o t\u1eebng nh\u00e1nh n\u1ebfu thi\u1ebft k\u1ebf cho ph\u00e9p; ki\u1ec3m tra termination.<\/td><\/tr><tr><td class=\"key\">N\u1ee9t v\u1ecf l\u1ea1nh<\/td><td>Chuy\u1ec3n \u0111\u1ed9ng d\u01b0\u1edbi \u221225\u00b0C ho\u1eb7c compound kh\u00f4ng \u0111\u00fang.<\/td><td>Log ambient v\u00e0 x\u00e1c minh 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>PE c\u1ee7a 3\u00d770+3\u00d735\/3 l\u00e0 105 mm\u00b2?<\/h3><p>Kh\u00f4ng. T\u1ed5ng PE l\u00e0 35 mm\u00b2; n\u00f3 \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u1ea7n danh ngh\u0129a 35\/3.<\/p><\/div><div class=\"box\"><h3>250 m\/min c\u00f3 b\u1ea3o \u0111\u1ea3m tu\u1ed5i th\u1ecd?<\/h3><p>Kh\u00f4ng. Tu\u1ed5i th\u1ecd ph\u1ee5 thu\u1ed9c D, tension, acceleration, jerk, twist, cycle, nhi\u1ec7t v\u00e0 guide.<\/p><\/div><div class=\"box\"><h3>C\u00f3 th\u1ec3 c\u1ed9ng PE khi t\u00ednh l\u1ef1c k\u00e9o?<\/h3><p>Kh\u00f4ng theo c\u1ed9t catalogue n\u00e0y. Fmax = 20 \u00d7 3 \u00d7 ti\u1ebft di\u1ec7n pha.<\/p><\/div><div class=\"box\"><h3>PE chia ba c\u00f3 ph\u1ea3i m\u00e0n ch\u1eafn VFD?<\/h3><p>Kh\u00f4ng. C\u1ea7n m\u00e0n ch\u1eafn v\u00e0 bonding ri\u00eang n\u1ebfu ph\u00e2n t\u00edch EMC y\u00eau c\u1ea7u.<\/p><\/div><div class=\"box\"><h3>C\u00f3 th\u1ec3 thay \u0111\u1ed5i OD\/kh\u1ed1i l\u01b0\u1ee3ng?<\/h3><p>C\u00f3 th\u1ec3 theo y\u00eau c\u1ea7u, nh\u01b0ng c\u1ea7n b\u1ea3n v\u1ebd, gi\u1edbi h\u1ea1n \u0111\u1ed9ng v\u00e0 x\u00e1c nh\u1eadn ph\u1ea1m vi approval m\u1edbi.<\/p><\/div><div class=\"box\"><h3>C\u00e1p c\u00f3 d\u00f9ng \u1edf v\u00f9ng n\u1ed5?<\/h3><p>Catalogue n\u00eau \u1ee9ng d\u1ee5ng \u0111\u00f3; to\u00e0n h\u1ec7 th\u1ed1ng v\u1eabn c\u1ea7n \u0111\u00e1nh gi\u00e1 ATEX\/IECEx v\u00e0 ch\u1ee9ng ch\u1ec9 theo d\u1ef1 \u00e1n.<\/p><\/div><\/div><div class=\"formula\">D\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o t\u1ed1i thi\u1ec3u\n\u0110i\u1ec7n: \u0111i\u1ec7n \u00e1p \u00b7 kW\/A \u00b7 start \u00b7 VFD\/dv-dt \u00b7 h\u00e0i \u00b7 ng\u1eafn m\u1ea1ch \u00b7 s\u01a1 \u0111\u1ed3 PE\nC\u00e1p: size \u00b7 chi\u1ec1u d\u00e0i \u00b7 OD tolerance \u00b7 \u0111\u1ea7u n\u1ed1i \u00b7 gland \u00b7 y\u00eau c\u1ea7u EMC\nTang: core\/flange\/width \u00b7 s\u1ed1 l\u1edbp \u00b7 drive \u00b7 torque control \u00b7 level-wind\nRoute: m\u1ecdi 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 cycle\/ng\u00e0y \u00b7 tu\u1ed5i th\u1ecd m\u1ee5c ti\u00eau\nM\u00f4i tr\u01b0\u1eddng: \u2212\u00b0C\/+\u00b0C \u00b7 \u01b0\u1edbt \u00b7 d\u1ea7u \u00b7 UV \u00b7 ozone \u00b7 b\u1ee5i \u00b7 mu\u1ed1i \u00b7 v\u00f9ng n\u1ed5\nQA: VDE scope \u00b7 routine tests \u00b7 FAT\/SAT \u00b7 dynamic qualification \u00b7 marking<\/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\">M\u1ed7i tuy\u00ean b\u1ed1 ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra cho \u0111\u00fang s\u1ea3n ph\u1ea9m, size, nh\u00e0 m\u00e1y, s\u1ed1 ch\u1ee9ng ch\u1ec9, th\u1eddi h\u1ea1n v\u00e0 ph\u1ea1m vi d\u1ef1 \u00e1n. Ch\u1ee9ng nh\u1eadn c\u1ee7a m\u1ed9t c\u1ea5u tr\u00fac kh\u00f4ng t\u1ef1 \u0111\u1ed9ng bao ph\u1ee7 m\u1ecdi bi\u1ebfn th\u1ec3 t\u00f9y ch\u1ec9nh ho\u1eb7c to\u00e0n b\u1ed9 m\u00e1y.<\/p><\/div><\/section>\n\n<section id=\"nguon\"><h2>Ngu\u1ed3n k\u1ef9 thu\u1eadt v\u00e0 nguy\u00ean t\u1eafc s\u1eed d\u1ee5ng 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<\/a>: section NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3, c\u1ea5u tr\u00fac, \u0111\u1eb7c t\u00ednh, b\u00e1n k\u00ednh v\u00e0 \u0111\u1ea7y \u0111\u1ee7 ch\u00edn size.<\/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 ti\u00eau chu\u1ea9n ch\u00ednh th\u1ee9c cho c\u00e1p m\u1ec1m c\u00e1ch \u0111i\u1ec7n cao su lo\u1ea1i NSHT\u00d6U.<\/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 c\u00e1c c\u1ea5p d\u00e2y d\u1eabn, g\u1ed3m 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>: h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng c\u00e1p v\u00e0 d\u00e2y m\u1ec1m, \u0111\u01b0\u1ee3c 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; tr\u1ea1ng th\u00e1i cu\u1ed1n 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\u00e9p th\u1eed ng\u00e2m d\u1ea7u kho\u00e1ng cho v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n v\u00e0 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 theo ph\u01b0\u01a1ng th\u1eb3ng \u0111\u1ee9ng tr\u00ean m\u1ed9t c\u00e1p \u0111\u01a1n.<\/li><\/ul><p class=\"small\">V\u0103n b\u1ea3n OCR ng\u01b0\u1eddi d\u00f9ng cung c\u1ea5p b\u1ecb tr\u1ed9n hai c\u1ed9t v\u00e0 ch\u00e8n n\u1ed9i dung c\u1ee7a m\u1ee5c c\u00e1p quang. B\u00e0i n\u00e0y gi\u1eef l\u1ea1i \u0111\u00fang section 3\u00d7CS+3\u00d7CS\/3 v\u00e0 lo\u1ea1i c\u00e1c d\u00f2ng 5\u00d76, 7\u00d71,5, 12\u00d72,5\u2026 thu\u1ed9c b\u1ea3ng NSHT\u00d6U-J\/O kh\u00e1c. OD v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng l\u00e0 x\u1ea5p x\u1ec9; d\u1eef li\u1ec7u d\u1ef1 \u00e1n cu\u1ed1i c\u00f9ng ph\u1ea3i theo b\u1ea3n v\u1ebd v\u00e0 t\u00e0i li\u1ec7u ph\u00ea duy\u1ec7t c\u1ee7a \u0111\u00fang l\u00f4 h\u00e0ng.<\/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 PE chia ba<\/h2><p>G\u1eedi duty \u0111i\u1ec7n, profile chuy\u1ec3n \u0111\u1ed9ng, h\u00ecnh h\u1ecdc tang\/puly v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 x\u00e1c nh\u1eadn size, OD, l\u1ef1c k\u00e9o, b\u00e1n k\u00ednh, nhi\u1ec7t v\u00e0 k\u1ebf ho\u1ea1ch th\u1eed cho \u0111\u00fang \u1ee9ng d\u1ee5ng.<\/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 Trailing \u00b7 Festoon \u00b7 Port \u00b7 Mining<\/p><\/div><\/div><\/div><\/footer><\/body><\/html>\n","protected":false},"excerpt":{"rendered":"\u0110\u00e2y l\u00e0 bi\u1ebfn th\u1ec3 NSHT\u00d6U-J 0,6\/1 kV c\u00f3 ba l\u00f5i c\u00f4ng su\u1ea5t v\u00e0 m\u1ed9t d\u00e2y b\u1ea3o v\u1ec7 PE t\u1ed5ng, \u0111\u01b0\u1ee3c chia th\u00e0nh ba ph\u1ea7n \u0111\u1eb7t \u0111\u1ed1i x\u1ee9ng trong ba khe gi\u1eefa c\u00e1c l\u00f5i pha. H\u00ecnh h\u1ecdc n\u00e0y l\u00e0m tr\u00f2n b\u00f3 l\u00f5i, c\u1ea3i thi\u1ec7n c\u00e2n b\u1eb1ng c\u01a1 khi u\u1ed1n\u2013xo\u1eafn v\u00e0 t\u1ea1o \u0111\u01b0\u1eddng PE \u0111\u1ed1i x\u1ee9ng h\u01a1n quanh ba pha. D\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m c\u00f4ng b\u1ed1 t\u1ed1c \u0111\u1ed9 \u0111\u1ebfn 250 m\/min, t\u1ea3i k\u00e9o 20 N\/mm\u00b2 v\u00e0 ch\u00edn c\u1ea5u h\u00ecnh t\u1eeb 3\u00d735 + 3\u00d716\/3 \u0111\u1ebfn 3\u00d7300 + 3\u00d7150\/3.","protected":false},"author":1,"featured_media":26068,"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],"tags":[16,17],"class_list":["post-26067","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","category-din-vde-0250-mining-cable","tag-din-vde-0250","tag-reeling-cable","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26067","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=26067"}],"version-history":[{"count":2,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26067\/revisions"}],"predecessor-version":[{"id":26071,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/26067\/revisions\/26071"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/26068"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=26067"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=26067"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=26067"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

{"id":26067,"date":"2026-08-10T14:10:20","date_gmt":"2026-08-10T06:10:20","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=26067"},"modified":"2026-08-10T14:10:24","modified_gmt":"2026-08-10T06:10:24","slug":"nshtou-j-3xcs-3xcs-3-cap-cao-su-tang-cuon-voi-day-pe-chia-ba-cho-ung-suat-dong-rat-cao","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/nshtou-j-3xcs-3xcs-3-cap-cao-su-tang-cuon-voi-day-pe-chia-ba-cho-ung-suat-dong-rat-cao\/","title":{"rendered":"NSHT\u00d6U-J 3\u00d7CS + 3\u00d7CS\/3: c\u00e1p cao su tang cu\u1ed1n v\u1edbi d\u00e2y PE chia ba cho \u1ee9ng su\u1ea5t \u0111\u1ed9ng r\u1ea5t cao"},"content":{"rendered":"\n