{"id":5058,"date":"2026-09-28T09:58:58","date_gmt":"2026-09-28T01:58:58","guid":{"rendered":"https:\/\/tebaoflex-cable.com\/epr-insulation\/"},"modified":"2026-09-28T11:03:41","modified_gmt":"2026-09-28T03:03:41","slug":"epr-insulation","status":"publish","type":"post","link":"https:\/\/tebaoflex-cable.com\/vi\/epr-insulation\/","title":{"rendered":"Gi\u1ea3i th\u00edch v\u1ec1 c\u00e1ch \u0111i\u1ec7n EPR: V\u00ec sao c\u00e1p m\u1ec1m v\u00e0 c\u00e1p di \u0111\u1ed9ng d\u00f9ng EPR thay v\u00ec XLPE"},"content":{"rendered":"<article class=\"tf-epr-page\">\n<section class=\"tf-epr-hero\" aria-label=\"T\u00f3m t\u1eaft v\u1ec1 c\u00e1ch \u0111i\u1ec7n EPR\">\n<p class=\"tf-epr-eyebrow\">V\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n c\u00e1p<\/p>\n<div class=\"tf-epr-lede\">\n<p><strong>C\u00e1ch \u0111i\u1ec7n EPR l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t cao su ethylene propylene li\u00ean k\u1ebft ngang \u0111\u01b0\u1ee3c \u0111\u00f9n ph\u1ee7 l\u00ean ru\u1ed9t d\u1eabn \u0111\u1ec3 l\u00e0m l\u1edbp \u0111i\u1ec7n m\u00f4i c\u1ee7a c\u00e1p.<\/strong> \u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i cao su v\u00f4 \u0111\u1ecbnh h\u00ecnh ch\u1ee9 kh\u00f4ng ph\u1ea3i nh\u1ef1a b\u00e1n tinh th\u1ec3, \u0111\u00f3 l\u00e0 l\u00fd do c\u00e1p k\u00e9o r\u00ea, c\u00e1p cu\u1ed1n tang, c\u00e1p \u0111\u1ea7u m\u00e1y v\u00e0 c\u00e1p di \u0111\u1ed9ng th\u01b0\u1eddng c\u00f3 c\u00e1ch \u0111i\u1ec7n EPR, trong khi c\u00e1c tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n trung th\u1ebf c\u1ed1 \u0111\u1ecbnh nghi\u00eang v\u1ec1 XLPE. C\u1ea3 hai \u0111\u1ec1u c\u00f3 c\u00f9ng \u0111\u1ecbnh m\u1ee9c nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn 90 \u00b0C theo IEC 60502-1; \u0111i\u1ec3m kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf nh\u1eefng g\u00ec x\u1ea3y ra khi c\u00e1p ph\u1ea3i u\u1ed1n cong, b\u1ecb \u01b0\u1edbt m\u00e0 v\u1eabn ph\u1ea3i ti\u1ebfp t\u1ee5c l\u00e0m vi\u1ec7c.<\/p>\n<\/div>\n<div class=\"tf-epr-facts\" aria-label=\"Th\u00f4ng tin ch\u00ednh\">\n<div class=\"tf-epr-fact\"><span>Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc<\/span><strong>Copolymer ethylene-propylene, li\u00ean k\u1ebft ngang v\u00e0 \u0111\u1ed9n kho\u00e1ng<\/strong><\/div>\n<div class=\"tf-epr-fact\"><span>Nhi\u1ec7t \u0111\u1ed9 \u0111\u1ecbnh m\u1ee9c<\/span><strong>Ru\u1ed9t d\u1eabn 90 \u00b0C, ng\u1eafn m\u1ea1ch 250 \u00b0C (IEC 60502-1)<\/strong><\/div>\n<div class=\"tf-epr-fact\"><span>V\u01b0\u1ee3t tr\u1ed9i \u1edf<\/span><strong>U\u1ed1n l\u1eb7p l\u1ea1i, v\u1eadn h\u00e0nh \u1ea9m \u01b0\u1edbt, v\u1ea7ng quang v\u00e0 t\u1ea1o v\u1ec7t d\u1eabn \u0111i\u1ec7n<\/strong><\/div>\n<div class=\"tf-epr-fact\"><span>XLPE v\u01b0\u1ee3t tr\u1ed9i \u1edf<\/span><strong>T\u1ed5n hao \u0111i\u1ec7n m\u00f4i, \u0111\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng, chi ph\u00ed ban \u0111\u1ea7u<\/strong><\/div>\n<\/p><\/div>\n<\/section>\n<nav class=\"tf-epr-toc\" aria-label=\"Trong trang n\u00e0y\">\n    <strong>Trong trang n\u00e0y<\/strong><\/p>\n<ol>\n<li><a href=\"#at-a-glance\">Xem nhanh<\/a><\/li>\n<li><a href=\"#what-is-epr\">C\u00e1ch \u0111i\u1ec7n EPR l\u00e0 g\u00ec<\/a><\/li>\n<li><a href=\"#why-flexible\">V\u00ec sao c\u00e1p m\u1ec1m d\u00f9ng EPR<\/a><\/li>\n<li><a href=\"#epr-vs-xlpe\">EPR so v\u1edbi XLPE<\/a><\/li>\n<li><a href=\"#disadvantages\">EPR y\u1ebfu th\u1ebf \u1edf \u0111\u00e2u<\/a><\/li>\n<li><a href=\"#xlpo\">EPR so v\u1edbi XLPE v\u00e0 XLPO<\/a><\/li>\n<li><a href=\"#temperature\">90 \u00b0C hay 105 \u00b0C?<\/a><\/li>\n<li><a href=\"#datasheet\">\u0110\u1ecdc EPR tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt<\/a><\/li>\n<li><a href=\"#buying\">C\u00e2u h\u1ecfi khi mua h\u00e0ng<\/a><\/li>\n<li><a href=\"#faq\">C\u00e2u h\u1ecfi<\/a><\/li>\n<li><a href=\"#next\">B\u01b0\u1edbc ti\u1ebfp theo<\/a><\/li>\n<\/ol>\n<\/nav>\n<h2 id=\"at-a-glance\">T\u1ed5ng quan c\u00e1ch \u0111i\u1ec7n EPR<\/h2>\n<p>H\u00e3y h\u1ecfi m\u1ed9t k\u1ef9 s\u01b0 ng\u00e0nh \u0111i\u1ec7n l\u1ef1c v\u00e0 m\u1ed9t th\u1ee3 \u0111i\u1ec7n m\u1ecf h\u1ea7m l\u00f2 r\u1eb1ng h\u1ecd mu\u1ed1n lo\u1ea1i c\u00e1ch \u0111i\u1ec7n n\u00e0o, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c hai c\u00e2u tr\u1ea3 l\u1eddi t\u1ef1 tin v\u00e0 tr\u00e1i ng\u01b0\u1ee3c nhau. Kh\u00f4ng ai sai c\u1ea3. K\u1ef9 s\u01b0 \u0111i\u1ec7n l\u1ef1c \u0111ang ngh\u0129 \u0111\u1ebfn m\u1ed9t tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n 15 kV s\u1ebd n\u1eb1m trong \u1ed1ng lu\u1ed3n c\u00e1p su\u1ed1t b\u1ed1n m\u01b0\u01a1i n\u0103m. Th\u1ee3 \u0111i\u1ec7n m\u1ecf th\u00ec \u0111ang ngh\u0129 \u0111\u1ebfn m\u1ed9t c\u00e1p m\u00e1y x\u00fac b\u1ecb k\u00e9o l\u00ea qua b\u00f9n qu\u1eb7ng, cu\u1ed9n tr\u00ean tang v\u00e0 b\u1ecb u\u1ed1n v\u00e0i tr\u0103m ngh\u00ecn l\u1ea7n tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c thay b\u1ecf. Hai c\u00f4ng vi\u1ec7c \u0111\u00f3 \u0111\u00f2i h\u1ecfi nh\u1eefng lo\u1ea1i polymer kh\u00e1c nhau, v\u00e0 b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y t\u00f3m t\u1eaft ng\u1eafn g\u1ecdn l\u00fd do.<\/p>\n<table>\n<caption>So s\u00e1nh c\u00e1ch \u0111i\u1ec7n EPR v\u1edbi XLPE theo nh\u1eefng quy\u1ebft \u0111\u1ecbnh m\u00e0 ng\u01b0\u1eddi mua th\u1ef1c s\u1ef1 \u0111\u01b0a ra<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">C\u00e2u h\u1ecfi<\/th>\n<th scope=\"col\">EPR<\/th>\n<th scope=\"col\">XLPE<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">\u0110\u1ecbnh m\u1ee9c ru\u1ed9t d\u1eabn (IEC 60502-1:2021, B\u1ea3ng 3)<\/th>\n<td>90 \u00b0C b\u00ecnh th\u01b0\u1eddng, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/td>\n<td>90 \u00b0C b\u00ecnh th\u01b0\u1eddng, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">C\u1ea5u tr\u00fac polymer<\/th>\n<td>Ch\u1ea5t \u0111\u00e0n h\u1ed3i v\u00f4 \u0111\u1ecbnh h\u00ecnh, \u0111\u1ed9n kho\u00e1ng<\/td>\n<td>Polyethylene b\u00e1n tinh th\u1ec3, li\u00ean k\u1ebft ngang<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">U\u1ed1n l\u1eb7p l\u1ea1i, b\u00e1n k\u00ednh u\u1ed1n nh\u1ecf<\/th>\n<td>\u0110\u00fang m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng<\/td>\n<td>Ch\u1ecbu \u0111\u01b0\u1ee3c khi l\u1eafp \u0111\u1eb7t, kh\u00f4ng ph\u1ea3i nh\u01b0 m\u1ed9t ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">V\u1eadn h\u00e0nh \u1ea9m \u01b0\u1edbt v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc<\/th>\n<td>\u00cdt nh\u1ea1y c\u1ea3m<\/td>\n<td>C\u1ea7n lo\u1ea1i ch\u1ed1ng c\u00e2y n\u01b0\u1edbc (TR-XLPE) ho\u1eb7c l\u1edbp ch\u1eafn<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">V\u1ea7ng quang, ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9, t\u1ea1o v\u1ec7t d\u1eabn \u0111i\u1ec7n<\/th>\n<td>Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu cao<\/td>\n<td>Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">T\u1ed5n hao \u0111i\u1ec7n m\u00f4i v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng<\/th>\n<td>T\u1ed5n hao cao h\u01a1n, \u0111\u1ed9 b\u1ec1n th\u1ea5p h\u01a1n<\/td>\n<td>T\u1ed5n hao th\u1ea5p nh\u1ea5t, \u0111\u1ed9 b\u1ec1n cao nh\u1ea5t<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<td>C\u00e1p m\u1ecf, c\u00e1p cu\u1ed1n tang, c\u00e1p \u0111\u1ea7u m\u00e1y, c\u00e1p di \u0111\u1ed9ng v\u00e0 c\u00e1p t\u00e0u th\u1ee7y<\/td>\n<td>Tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n ph\u00e2n ph\u1ed1i c\u1ed1 \u0111\u1ecbnh, d\u00e2y \u0111i\u1ec7n t\u00f2a nh\u00e0, c\u00e1p \u0111i\u1ec7n l\u1ef1c \u0111\u01b0\u1eddng h\u1ea7m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>N\u1ebfu c\u00e1p di chuy\u1ec3n, b\u1ecb \u01b0\u1edbt ho\u1eb7c n\u1eb1m c\u1ea1nh b\u1ed9 bi\u1ebfn t\u1ea7n \u0111\u1ed9ng c\u01a1, EPR l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh. N\u1ebfu c\u00e1p ch\u1ec9 \u0111\u01b0\u1ee3c k\u00e9o r\u1ea3i m\u1ed9t l\u1ea7n, ch\u00f4n ng\u1ea7m ho\u1eb7c \u0111\u1eb7t tr\u00ean m\u00e1ng c\u00e1p, v\u00e0 ph\u1ea3i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n trung th\u1ebf v\u1edbi chi ph\u00ed th\u1ea5p trong nhi\u1ec1u th\u1eadp k\u1ef7, th\u00ec XLPE l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh. To\u00e0n b\u1ed9 ph\u1ea7n d\u01b0\u1edbi \u0111\u00e2y l\u00e0 l\u1eadp lu\u1eadn, \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 l\u1ef1a ch\u1ecdn c\u1ee7a m\u00ecnh tr\u01b0\u1edbc b\u1ea5t k\u1ef3 ai k\u00fd \u0111\u01a1n \u0111\u1eb7t h\u00e0ng.<\/p>\n<h2 id=\"what-is-epr\">C\u00e1ch \u0111i\u1ec7n EPR l\u00e0 g\u00ec?<\/h2>\n<p>C\u00e1ch \u0111i\u1ec7n EPR l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t cao su ethylene propylene li\u00ean k\u1ebft ngang \u0111\u01b0\u1ee3c \u0111\u00f9n ph\u1ee7 l\u00ean ru\u1ed9t d\u1eabn c\u1ee7a c\u00e1p \u0111\u1ec3 l\u00e0m l\u1edbp \u0111i\u1ec7n m\u00f4i. V\u00ec polymer n\u1ec1n l\u00e0 cao su v\u00f4 \u0111\u1ecbnh h\u00ecnh ch\u1ee9 kh\u00f4ng ph\u1ea3i nh\u1ef1a b\u00e1n tinh th\u1ec3, n\u00f3 v\u1eabn m\u1ec1m d\u1ebbo t\u1eeb kho\u1ea3ng \u221240 \u00b0C cho \u0111\u1ebfn \u0111\u1ecbnh m\u1ee9c ru\u1ed9t d\u1eabn 90 \u00b0C, \u0111\u1ed3ng th\u1eddi ch\u1ecbu \u0111\u1ed9 \u1ea9m, ozone, \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi v\u00e0 ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9 t\u1ed1t h\u01a1n c\u00e1c lo\u1ea1i c\u00e1ch \u0111i\u1ec7n g\u1ed1c polyethylene.<\/p>\n<p>C\u00e1i t\u00ean n\u00e0y ch\u1ec9 c\u1ea3 m\u1ed9t h\u1ecd v\u1eadt li\u1ec7u, kh\u00f4ng ph\u1ea3i m\u1ed9t c\u00f4ng th\u1ee9c duy nh\u1ea5t. Cao su n\u1ec1n l\u00e0 copolymer c\u1ee7a ethylene v\u00e0 propylene (EPM) ho\u1eb7c terpolymer c\u00f3 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf diene (EPDM), \u0111\u00f3 l\u00e0 l\u00fd do c\u00f9ng m\u1ed9t v\u1eadt li\u1ec7u xu\u1ea5t hi\u1ec7n tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt d\u01b0\u1edbi t\u00ean EPR, EPDM ho\u1eb7c &#8220;cao su EP&#8221;. <a href=\"https:\/\/cdn.standards.iteh.ai\/samples\/103196\/ddcc4fc11c11420c879413dbcfc419ad\/IEC-60502-1-2021.pdf\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60502-1:2021<\/a> ch\u1ec9 \u0111\u01a1n gi\u1ea3n \u0111\u1ecbnh ngh\u0129a EPR l\u00e0 &#8220;cao su ethylene propylene ho\u1eb7c lo\u1ea1i t\u01b0\u01a1ng t\u1ef1 (EPM ho\u1eb7c EPDM)&#8221; v\u00e0 b\u1ed5 sung m\u1ed9t lo\u1ea1i c\u1ee9ng, HEPR, cho th\u00e0nh c\u00e1ch \u0111i\u1ec7n trung th\u1ebf. Nhi\u1ec7t \u0111\u1ed9 chuy\u1ec3n th\u1ee7y tinh c\u1ee7a polymer n\u00e0y n\u1eb1m quanh \u221260 \u00b0C, \u0111\u00f3 l\u00e0 l\u00fd do v\u1eadt l\u00fd khi\u1ebfn n\u00f3 u\u1ed1n cong \u0111\u01b0\u1ee3c trong h\u1ea7m m\u1ecf l\u1ea1nh gi\u00e1 thay v\u00ec n\u1ee9t v\u1ee1 (d\u1eef li\u1ec7u polymer theo Wikipedia, tr\u00edch d\u1eabn IISRP).<\/p>\n<p>Th\u1ee9 n\u1eb1m tr\u00ean cu\u1ed9n c\u00e1p kh\u00f4ng ph\u1ea3i l\u00e0 cao su th\u00f4. M\u1ed9t h\u1ee3p ch\u1ea5t EPR cho c\u00e1p g\u1ed3m nh\u1ef1a n\u1ec1n c\u1ed9ng v\u1edbi, th\u00f4ng th\u01b0\u1eddng, t\u00e1m ch\u1ea5t ph\u1ee5 gia tr\u1edf l\u00ean: ch\u1ea5t \u0111\u1ed9n kho\u00e1ng v\u00f4 c\u01a1, ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, ch\u1ea5t ch\u1eadm ch\u00e1y cho c\u00e1c lo\u1ea1i h\u1ea1 th\u1ebf, ch\u1ea5t l\u01b0u h\u00f3a v\u00e0 ch\u1ea5t \u1ed5n \u0111\u1ecbnh, \u0111\u01b0\u1ee3c tr\u1ed9n theo quy tr\u00ecnh ph\u00f2ng s\u1ea1ch r\u1ed3i li\u00ean k\u1ebft ngang sau khi \u0111\u00f9n (Ghi ch\u00fa \u1ee9ng d\u1ee5ng Southwire 2004, 2017). M\u00e0u \u0111\u1ecf c\u00e1 h\u1ed3i quen thu\u1ed9c c\u1ee7a EPR trung th\u1ebf b\u1eaft ngu\u1ed3n t\u1eeb ch\u1ea5t \u1ed5n \u0111\u1ecbnh ch\u00ec \u0111\u1ecf; c\u00e1c h\u1ee3p ch\u1ea5t kh\u00f4ng ch\u00ec c\u00f3 m\u00e0u tr\u1eafng ng\u00e0. N\u00f3i c\u00e1ch kh\u00e1c, m\u00e0u s\u1eafc cho b\u1ea1n bi\u1ebft v\u1ec1 g\u00f3i ch\u1ea5t \u1ed5n \u0111\u1ecbnh, kh\u00f4ng ph\u1ea3i v\u1ec1 t\u00ednh n\u0103ng.<\/p>\n<p>H\u00e0m l\u01b0\u1ee3ng ch\u1ea5t \u0111\u1ed9n \u0111\u00f3 l\u00e0 ngu\u1ed3n g\u1ed1c c\u1ee7a t\u00ednh c\u00e1ch hai m\u1eb7t c\u1ee7a EPR. Ch\u1ea5t \u0111\u1ed9n mang l\u1ea1i cho n\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng t\u1ea1o v\u1ec7t d\u1eabn \u0111i\u1ec7n, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc tr\u00ean 100 \u00b0C v\u00e0 \u0111\u1ed9 nh\u1ea1y th\u1ea5p v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc. Ch\u00fang c\u0169ng l\u00e0m t\u0103ng t\u1ed5n hao \u0111i\u1ec7n m\u00f4i v\u00e0 gi\u1ea3m \u0111\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng so v\u1edbi polyethylene s\u1ea1ch, kh\u00f4ng \u0111\u1ed9n. M\u1ecdi tranh lu\u1eadn v\u1ec1 EPR so v\u1edbi XLPE th\u1ef1c ch\u1ea5t l\u00e0 tranh lu\u1eadn xem c\u00e1p c\u1ee7a b\u1ea1n c\u1ea7n \u0111\u1ed9 d\u1ebbo dai c\u1ee7a cao su c\u00f3 \u0111\u1ed9n hay \u0111\u1ed9 tinh khi\u1ebft v\u1ec1 \u0111i\u1ec7n c\u1ee7a nh\u1ef1a s\u1ea1ch.<\/p>\n<h2 id=\"why-flexible\">V\u00ec sao c\u00e1p m\u1ec1m v\u00e0 c\u00e1p di \u0111\u1ed9ng d\u00f9ng EPR thay v\u00ec XLPE?<\/h2>\n<p>C\u00e1p m\u1ec1m v\u00e0 c\u00e1p di \u0111\u1ed9ng d\u00f9ng EPR v\u00ec ch\u1ea5t \u0111\u00e0n h\u1ed3i v\u00f4 \u0111\u1ecbnh h\u00ecnh u\u1ed1n \u0111\u01b0\u1ee3c \u1edf b\u00e1n k\u00ednh nh\u1ecf v\u00e0 ph\u1ee5c h\u1ed3i m\u00e0 kh\u00f4ng b\u1ecb bi\u1ebfn d\u1ea1ng d\u01b0, trong khi polyethylene li\u00ean k\u1ebft ngang c\u1ee9ng h\u01a1n v\u00e0 gi\u1eef nguy\u00ean h\u00ecnh d\u1ea1ng. C\u00e1c ti\u00eau chu\u1ea9n c\u00e1p di \u0111\u1ed9ng B\u1eafc M\u1ef9 ICEA S-75-381 v\u00e0 UL 1650 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng xoay quanh c\u00e1c c\u1ea5u t\u1ea1o Type W, G, G-GC v\u00e0 SHD-GC c\u00e1ch \u0111i\u1ec7n EPR c\u00f3 \u0111\u1ecbnh m\u1ee9c 90 \u00b0C v\u1edbi kh\u1ea3 n\u0103ng u\u1ed1n l\u1ea1nh \u1edf \u221240 \u00b0C.<\/p>\n<p>M\u1ed9t c\u00e1p k\u00e9o r\u00ea tr\u00ean m\u00e1y kh\u1ea5u li\u00ean t\u1ee5c c\u00f3 cu\u1ed9c \u0111\u1eddi v\u1ea5t v\u1ea3 h\u01a1n h\u1ea7u h\u1ebft nh\u1eefng ng\u01b0\u1eddi ch\u1ec9 \u0111\u1ecbnh n\u00f3. N\u00f3 b\u1ecb k\u00e9o l\u00ea, b\u1ecb xe c\u00e1n qua, b\u1ecb cu\u1ed9n l\u1ea1i, th\u00e1o ra, ng\u00e2m n\u01b0\u1edbc r\u1ed3i v\u1eabn ph\u1ea3i mang d\u00f2ng v\u00e0i tr\u0103m ampe \u1edf 2 kV m\u00e0 kh\u00f4ng m\u1ed9t l\u1eddi ph\u00e0n n\u00e0n. Ru\u1ed9t d\u1eabn l\u00e0 \u0111\u1ed3ng b\u1ec7n m\u1ecbn ki\u1ec3u d\u00e2y th\u1eebng ch\u00ednh l\u00e0 \u0111\u1ec3 n\u00f3 c\u00f3 th\u1ec3 u\u1ed1n cong; m\u1ed9t l\u1edbp c\u00e1ch \u0111i\u1ec7n n\u1ee9t v\u1ee1 v\u00e0o bu\u1ed5i s\u00e1ng l\u1ea1nh gi\u00e1 th\u1ee9 ba s\u1ebd l\u00e0m ph\u00ed ph\u1ea1m ch\u1ed7 \u0111\u1ed3ng \u0111\u00f3. \u0110\u00e2y ch\u00ednh l\u00e0 c\u00f4ng vi\u1ec7c m\u00e0 <a href=\"https:\/\/www.nema.org\/docs\/default-source\/standards-document-library\/ansi-nema-wc-58-s-75-381-contents-and-scope.pdf?sfvrsn=4fd11e23_1\" rel=\"nofollow noopener\" target=\"_blank\">ANSI\/NEMA WC 58 \/ ICEA S-75-381-2017<\/a> ra \u0111\u1eddi \u0111\u1ec3 ph\u1ee5c v\u1ee5: ph\u1ea1m vi c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y bao g\u1ed3m &#8220;c\u00e1p di \u0111\u1ed9ng d\u00f9ng cho m\u00e1y khai th\u00e1c m\u1ecf, t\u00e0u n\u1ea1o v\u00e9t, m\u00e1y x\u00fac v\u00e0 thi\u1ebft b\u1ecb t\u01b0\u01a1ng t\u1ef1&#8221;. C\u00e1c b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t cho c\u00e1p ch\u1ebf t\u1ea1o theo ti\u00eau chu\u1ea9n n\u00e0y ghi &#8220;cao su ethylene-propylene (EPR) theo ICEA S-75-381&#8221; v\u00e0 d\u1ea3i nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c t\u1eeb \u221240 \u00b0C \u0111\u1ebfn +90 \u00b0C (B\u1ea3ng d\u1eef li\u1ec7u Type G-GC c\u1ee7a Priority Wire, 2026; Southwire Type W qua IEWC, 2010). M\u00f4 h\u00ecnh t\u01b0\u01a1ng t\u1ef1 c\u0169ng xuy\u00ean su\u1ed1t d\u00f2ng s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00ednh TEBAOFLEX: lo\u1ea1i <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/round-type-w-cable-600-2000v\/\">c\u00e1p \u0111i\u1ec7n l\u1ef1c di \u0111\u1ed9ng Type W 600\u20132000 V<\/a>, lo\u1ea1i <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/type-g-gc-cable-2000v\/\">c\u00e1p gi\u00e1m s\u00e1t n\u1ed1i \u0111\u1ea5t Type G-GC 2000 V<\/a> v\u00e0 <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/shd-gc-cable-mining-power-cable\/\">c\u00e1p m\u1ecf c\u00f3 m\u00e0n ch\u1eafn SHD-GC 2\u201325 kV<\/a> \u0111\u1ec1u \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o tr\u00ean n\u1ec1n c\u00e1ch \u0111i\u1ec7n EPR 90 \u00b0C d\u01b0\u1edbi l\u1edbp v\u1ecf b\u1ecdc CPE gia c\u01b0\u1eddng.<\/p>\n<figure class=\"tebaoflex-tab-image wp-block-image size-large\">\n  <img loading=\"lazy\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/09\/epr-vs-xlpe-bend-recovery-diagram.webp\" alt=\"S\u01a1 \u0111\u1ed3 hai khung so s\u00e1nh m\u1ea1ng EPR v\u00f4 \u0111\u1ecbnh h\u00ecnh c\u00f3 \u0111\u1ed9n ph\u1ee5c h\u1ed3i sau khi u\u1ed1n v\u1edbi b\u00e1n k\u00ednh nh\u1ecf v\u1edbi c\u1ea5u tr\u00fac XLPE li\u00ean k\u1ebft ngang b\u00e1n tinh th\u1ec3 ch\u1ed1ng l\u1ea1i c\u00f9ng m\u1ee9c u\u1ed1n \u0111\u00f3\" width=\"1500\" height=\"1000\" decoding=\"async\"><figcaption>C\u00f9ng b\u00e1n k\u00ednh u\u1ed1n, k\u1ebft qu\u1ea3 kh\u00e1c nhau: m\u1ea1ng EPR v\u00f4 \u0111\u1ecbnh h\u00ecnh c\u00f3 \u0111\u1ed9n \u0111\u00e0n h\u1ed3i tr\u1edf l\u1ea1i, c\u00f2n c\u1ea5u tr\u00fac XLPE b\u00e1n tinh th\u1ec3 th\u00ec ch\u1ed1ng l\u1ea1i.<\/figcaption><\/figure>\n<p>Ch\u00e2u \u00c2u \u0111i \u0111\u1ebfn c\u00f9ng k\u1ebft lu\u1eadn b\u1eb1ng m\u1ed9t con \u0111\u01b0\u1eddng kh\u00e1c. C\u00e1p cao su m\u1ec1m ti\u00eau chu\u1ea9n, H07RN-F, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o theo EN 50525-2-21 v\u1edbi h\u1ee3p ch\u1ea5t c\u00e1ch \u0111i\u1ec7n EI4 theo EN 50363, v\u00e0 EI4 l\u00e0 m\u1ed9t lo\u1ea1i cao su ethylene propylene (B\u1ea3ng d\u1eef li\u1ec7u H07RN-F c\u1ee7a Eland Cables). C\u00e1c c\u00e1p cu\u1ed1n tang mang k\u00fd hi\u1ec7u \u0110\u1ee9c nh\u01b0 <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/ntscgewoeu-mv-crane-reeling-cable\/\">c\u00e1p cu\u1ed1n c\u1ea7n tr\u1ee5c trung th\u1ebf (N)TSCGEW\u00d6U<\/a> c\u00f3 h\u1ec7 th\u1ed1ng c\u00e1ch \u0111i\u1ec7n EPR 3GI3 c\u00f3 m\u00e0n ch\u1eafn l\u00ean \u0111\u1ebfn 12\/20 kV v\u00ec \u0111\u00fang l\u00fd do nh\u01b0 c\u00e1p m\u1ecf: tang cu\u1ed1n kh\u00f4ng bao gi\u1edd ng\u1eebng quay.<\/p>\n<p>C\u00f2n c\u00f3 m\u1ed9t l\u00fd do v\u1ec1 \u0111i\u1ec7n \u00edt \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn h\u01a1n. EPR c\u00f3 t\u1ed5n hao \u0111i\u1ec7n m\u00f4i \u1edf t\u1ea7n s\u1ed1 cao l\u1edbn h\u01a1n XLPE, v\u00e0 tr\u00ean m\u1ed9t c\u00e1p c\u1ea5p \u0111i\u1ec7n cho \u0111\u1ed9ng c\u01a1 t\u1eeb b\u1ed9 bi\u1ebfn t\u1ea7n, t\u1ed5n hao \u0111\u00f3 l\u1ea1i l\u00e0 m\u1ed9t \u01b0u \u0111i\u1ec3m: n\u00f3 l\u00e0m suy gi\u1ea3m c\u00e1c qu\u00e1 \u0111\u1ed9 nhanh do chuy\u1ec3n m\u1ea1ch c\u1ee7a b\u1ed9 bi\u1ebfn t\u1ea7n v\u00e0 m\u00e1y c\u1eaft ch\u00e2n kh\u00f4ng, v\u1ed1n n\u1ebfu kh\u00f4ng s\u1ebd truy\u1ec1n \u0111\u1ebfn cu\u1ed9n d\u00e2y \u0111\u1ed9ng c\u01a1 m\u00e0 kh\u00f4ng h\u1ec1 suy gi\u1ea3m (<a href=\"https:\/\/eprcable.ims.uconn.edu\/epr-cables\/\" rel=\"nofollow noopener\" target=\"_blank\">Li\u00ean minh C\u00f4ng ngh\u1ec7 C\u00e1p EPR, University of Connecticut<\/a>). D\u00e2y d\u1eabn \u0111\u1ed9ng c\u01a1 k\u00e9o c\u1ee7a \u0111\u1ea7u m\u00e1y v\u00e0 c\u00e1p \u0111\u1ed9ng c\u01a1 m\u00e1y x\u00fac m\u1ecf ho\u1ea1t \u0111\u1ed9ng ch\u00ednh tr\u00ean lo\u1ea1i m\u1ea1ch \u0111\u00f3, v\u00e0 \u0111\u00e2y l\u00e0 th\u00eam m\u1ed9t l\u00fd do c\u00e1p DLO 2 kV k\u1ebft h\u1ee3p ru\u1ed9t d\u1eabn m\u1ea1 thi\u1ebfc b\u1ec7n ki\u1ec3u d\u00e2y th\u1eebng v\u1edbi EPR nhi\u1ec7t r\u1eafn, nh\u01b0 \u0111\u00e3 gi\u1ea3i th\u00edch trong <a href=\"https:\/\/tebaoflex-cable.com\/vi\/what-is-dlo-cable\/\">c\u00e1p DLO l\u00e0 g\u00ec v\u00e0 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o nh\u01b0 th\u1ebf n\u00e0o<\/a>.<\/p>\n<h2 id=\"epr-vs-xlpe\">EPR so v\u1edbi XLPE: th\u1ef1c s\u1ef1 kh\u00e1c nhau \u1edf \u0111\u00e2u?<\/h2>\n<p>EPR v\u00e0 XLPE c\u00f3 c\u00f9ng gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn 90 \u00b0C khi v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng v\u00e0 250 \u00b0C khi ng\u1eafn m\u1ea1ch theo IEC 60502-1, v\u00ec v\u1eady \u0111\u1ecbnh m\u1ee9c nhi\u1ec7t kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u ph\u00e2n bi\u1ec7t ch\u00fang. XLPE c\u00f3 t\u1ed5n hao \u0111i\u1ec7n m\u00f4i th\u1ea5p h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng cao h\u01a1n; EPR c\u00f3 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i th\u1ea5p h\u01a1n, \u00edt nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng v\u1ea7ng quang, t\u1ea1o v\u1ec7t d\u1eabn \u0111i\u1ec7n v\u00e0 ozone cao h\u01a1n.<\/p>\n<p>C\u00e1c con s\u1ed1 \u0111\u1eb1ng sau b\u1ea3n t\u00f3m t\u1eaft \u0111\u00f3 \u0111\u1ebfn t\u1eeb m\u1ed9t ph\u00e9p so s\u00e1nh \u1edf c\u1ea5p truy\u1ec1n t\u1ea3i m\u00e0 ba m\u01b0\u01a1i n\u0103m sau v\u1eabn l\u00e0 \u0111i\u1ec3m tham chi\u1ebfu. Khi so s\u00e1nh m\u1ed9t c\u00e1p XLPE 138 kV v\u1edbi m\u1ed9t c\u00e1p EPR 150 kV, Chan, Hartley v\u00e0 Hiivala nh\u1eadn th\u1ea5y kh\u1ea3 n\u0103ng ch\u1ecbu \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng c\u1ee7a c\u00e1p XLPE cao h\u01a1n \u00edt nh\u1ea5t 25 %, \u0111\u1ed9 b\u1ec1n xung cao h\u01a1n kho\u1ea3ng 70 %, v\u00e0 h\u1ec7 s\u1ed1 t\u1ed5n hao th\u1ea5p h\u01a1n \u00edt nh\u1ea5t 20 l\u1ea7n (<a href=\"https:\/\/ieeexplore.ieee.org\/document\/216782\" rel=\"nofollow noopener\" target=\"_blank\">T\u1ea1p ch\u00ed IEEE Electrical Insulation, t\u1eadp 9, 1993<\/a>). \u1ede \u0111i\u1ec7n \u00e1p truy\u1ec1n t\u1ea3i, nh\u1eefng kh\u00e1c bi\u1ec7t \u0111\u00f3 quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 d\u00e0y th\u00e0nh c\u00e1ch \u0111i\u1ec7n v\u00e0 t\u1ed5n hao tr\u00ean c\u1ea3 tr\u0103m kil\u00f4m\u00e9t. Tr\u00ean m\u1ed9t c\u00e1p m\u00e1y x\u00fac 2 kV d\u00e0i 150 m, ch\u00fang kh\u00f4ng th\u1ec3 nh\u1eadn th\u1ea5y, v\u00e0 c\u1ed9t t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc tr\u1edf th\u00e0nh y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh.<\/p>\n<table>\n<caption>C\u00e1ch \u0111i\u1ec7n EPR so v\u1edbi XLPE, theo t\u1eebng t\u00ednh ch\u1ea5t, k\u00e8m ngu\u1ed3n d\u1eabn cho m\u1ed7i h\u00e0ng<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">\u0110\u1eb7c t\u00ednh<\/th>\n<th scope=\"col\">EPR<\/th>\n<th scope=\"col\">XLPE<\/th>\n<th scope=\"col\">\u00dd ngh\u0129a t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">Polymer n\u1ec1n<\/th>\n<td>Cao su ethylene-propylene v\u00f4 \u0111\u1ecbnh h\u00ecnh, \u0111\u1ed9n kho\u00e1ng, li\u00ean k\u1ebft ngang<\/td>\n<td>Polyethylene b\u00e1n tinh th\u1ec3, li\u00ean k\u1ebft ngang b\u1eb1ng peroxide, silane ho\u1eb7c b\u1ee9c x\u1ea1<\/td>\n<td>EPR u\u1ed1n \u0111\u01b0\u1ee3c v\u00e0 ph\u1ee5c h\u1ed3i; XLPE ch\u1ed1ng l\u1ea1i s\u1ef1 u\u1ed1n v\u00e0 gi\u1eef nguy\u00ean h\u00ecnh d\u1ea1ng<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn (IEC 60502-1:2021 B\u1ea3ng 3)<\/th>\n<td>90 \u00b0C b\u00ecnh th\u01b0\u1eddng, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/td>\n<td>90 \u00b0C b\u00ecnh th\u01b0\u1eddng, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/td>\n<td>Trong thi\u1ebft k\u1ebf theo IEC, kh\u00f4ng lo\u1ea1i n\u00e0o mang l\u1ea1i kh\u1ea3 n\u0103ng mang d\u00f2ng cao h\u01a1n lo\u1ea1i kia<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">C\u00e1c lo\u1ea1i trung th\u1ebf c\u1ee7a M\u1ef9 (c\u1ea5u t\u1ea1o theo ICEA S-93-639 \/ UL 1072)<\/th>\n<td>EPR MV-105: 105 \u00b0C b\u00ecnh th\u01b0\u1eddng, 140 \u00b0C kh\u1ea9n c\u1ea5p, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/td>\n<td>TR-XLPE: 90 \u00b0C b\u00ecnh th\u01b0\u1eddng, 130 \u00b0C kh\u1ea9n c\u1ea5p, 250 \u00b0C ng\u1eafn m\u1ea1ch<\/td>\n<td>Nh\u00e3n 105 \u00b0C thu\u1ed9c v\u1ec1 m\u1ed9t lo\u1ea1i EPR trung th\u1ebf, kh\u00f4ng ph\u1ea3i m\u1ecdi c\u00e1p EPR (Border States, \u0111\u0103ng tr\u00ean Tano Cable)<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">T\u1ed5n hao \u0111i\u1ec7n m\u00f4i<\/th>\n<td>Cao h\u01a1n; h\u1ec7 s\u1ed1 t\u1ed5n hao \u00edt nh\u1ea5t 20\u00d7 so v\u1edbi XLPE \u1edf c\u1ea5p truy\u1ec1n t\u1ea3i<\/td>\n<td>Th\u1ea5p nh\u1ea5t trong c\u00e1c ch\u1ea5t \u0111i\u1ec7n m\u00f4i r\u1eafn<\/td>\n<td>Mang t\u00ednh quy\u1ebft \u0111\u1ecbnh v\u1edbi c\u00e1c tuy\u1ebfn cao th\u1ebf d\u00e0i; kh\u00f4ng \u0111\u00e1ng k\u1ec3 v\u1edbi c\u00e1p m\u00e1y h\u1ea1 th\u1ebf ng\u1eafn<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">\u0110\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng v\u00e0 \u0111\u1ed9 b\u1ec1n xung<\/th>\n<td>Th\u1ea5p h\u01a1n (XLPE cao h\u01a1n \u00edt nh\u1ea5t 25 % v\u1edbi \u0111i\u1ec7n \u00e1p xoay chi\u1ec1u, cao h\u01a1n kho\u1ea3ng 70 % v\u1edbi xung)<\/td>\n<td>Cao h\u01a1n<\/td>\n<td>Th\u00e0nh c\u00e1ch \u0111i\u1ec7n XLPE c\u00f3 th\u1ec3 m\u1ecfng h\u01a1n \u1edf \u0111i\u1ec7n \u00e1p cao<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc<\/th>\n<td>\u00cdt nh\u1ea1y c\u1ea3m: h\u1ee3p ch\u1ea5t c\u00f3 \u0111\u1ed9n, k\u1ef5 n\u01b0\u1edbc<\/td>\n<td>D\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng tr\u1eeb khi d\u00f9ng lo\u1ea1i ch\u1ed1ng c\u00e2y n\u01b0\u1edbc ho\u1eb7c l\u1edbp ch\u1eafn \u1ea9m<\/td>\n<td>M\u1ecf \u1ea9m \u01b0\u1edbt, c\u00e1p b\u01a1m, ch\u00f4n tr\u1ef1c ti\u1ebfp kh\u00f4ng c\u00f3 v\u1ecf kim lo\u1ea1i<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">V\u1ea7ng quang, ph\u00f3ng \u0111i\u1ec7n c\u1ee5c b\u1ed9, t\u1ea1o v\u1ec7t d\u1eabn \u0111i\u1ec7n<\/th>\n<td>Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu cao<\/td>\n<td>Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1ea5p h\u01a1n<\/td>\n<td>C\u00e1p k\u00e9o r\u00ea trung th\u1ebf c\u00f3 m\u00e0n ch\u1eafn, c\u00e1c \u0111\u1ea7u c\u00e1p ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec5m b\u1ea9n<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Ozone v\u00e0 \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi<\/th>\n<td>V\u1ed1n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu<\/td>\n<td>C\u1ea7n v\u1ecf b\u1ecdc khi ti\u1ebfp x\u00fac ngo\u00e0i tr\u1eddi<\/td>\n<td>C\u00e1p treo v\u00f5ng v\u00e0 c\u00e1p cu\u1ed1n tang v\u1eadn h\u00e0nh ngo\u00e0i tr\u1eddi nhi\u1ec1u n\u0103m<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">D\u1ea7u<\/th>\n<td>B\u1ea3n th\u00e2n cao su kh\u00f4ng ch\u1ecbu d\u1ea7u; l\u1edbp v\u1ecf b\u1ecdc \u0111\u1ea3m nh\u1eadn vi\u1ec7c \u0111\u00f3<\/td>\n<td>V\u1eeba<\/td>\n<td>C\u1ea3 hai \u0111\u1ec1u c\u1ea7n v\u1ecf b\u1ecdc CPE, PCP ho\u1eb7c TPU \u1edf n\u01a1i c\u00f3 d\u1ea7u<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Chi ph\u00ed ban \u0111\u1ea7u<\/th>\n<td>\u0110\u01b0\u1ee3c ghi nh\u1eadn l\u00e0 cao h\u01a1n trong th\u1ef1c ti\u1ec5n ng\u00e0nh \u0111i\u1ec7n l\u1ef1c M\u1ef9<\/td>\n<td>\u0110\u01b0\u1ee3c ghi nh\u1eadn l\u00e0 th\u1ea5p h\u01a1n<\/td>\n<td>C\u00e1c ngu\u1ed3n m\u00e2u thu\u1eabn nhau; h\u00e3y xem chi ph\u00ed l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ee7a b\u00e1o gi\u00e1, kh\u00f4ng ph\u1ea3i m\u1ed9t quy t\u1eafc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>C\u00e1c h\u00e0ng v\u1ec1 v\u1ea7ng quang v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc l\u00e0 l\u00fd do EPR chi\u1ebfm l\u0129nh th\u1ecb tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p trung th\u1ebf trong nhi\u1ec1u th\u1eadp k\u1ef7, trong khi XLPE chi\u1ebfm l\u0129nh th\u1ecb tr\u01b0\u1eddng \u0111i\u1ec7n l\u1ef1c. EPR c\u00f3 \u0111\u1ed9n c\u00f3 t\u00ednh k\u1ef5 n\u01b0\u1edbc v\u00e0 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n khi \u01b0\u1edbt \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, \u0111\u00f3 l\u00e0 l\u00fd do x\u00e9t t\u1eeb nguy\u00ean l\u00fd c\u01a1 b\u1ea3n khi\u1ebfn c\u00e2y n\u01b0\u1edbc ph\u00e1t tri\u1ec3n trong EPR ch\u1eadm h\u01a1n nhi\u1ec1u so v\u1edbi polyethylene kh\u00f4ng \u0111\u1ed9n; n\u00f3 c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng t\u1ea1o v\u1ec7t d\u1eabn \u0111i\u1ec7n cao h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c lo\u1ea1i cao su c\u0169 m\u00e0 n\u00f3 thay th\u1ebf (li\u00ean minh UConn, \u0111\u00e3 d\u1eabn \u1edf tr\u00ean). T\u00e0i li\u1ec7u c\u1ee7a c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u01b0a ra c\u00f9ng nh\u1eefng kh\u1eb3ng \u0111\u1ecbnh \u0111\u00f3 v\u1ec1 m\u1eb7t th\u01b0\u01a1ng m\u1ea1i: Okonite m\u00f4 t\u1ea3 h\u1ec7 th\u1ed1ng EPR c\u1ee7a m\u00ecnh c\u00f3 &#8220;kh\u1ea3 n\u0103ng ch\u1ed1ng v\u1ea7ng quang tuy\u1ec7t v\u1eddi&#8221;, &#8220;kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00ecnh th\u00e0nh c\u00e2y v\u01b0\u1ee3t tr\u1ed9i&#8221; v\u00e0 &#8220;kh\u1ea3 n\u0103ng ch\u1ed1ng \u1ea9m v\u01b0\u1ee3t tr\u1ed9i&#8221; tr\u00ean m\u1ed9t c\u1ea5u t\u1ea1o IEC 60502-2 c\u00f3 \u0111\u1ecbnh m\u1ee9c 90 \u00b0C (B\u1ea3ng d\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m Okonite 2-47). Eland Cables \u0111\u01b0a ra \u0111\u1ed1i tr\u1ecdng th\u1eb3ng th\u1eafn: c\u00e1c t\u00ednh ch\u1ea5t \u0111i\u1ec7n m\u00f4i c\u1ee7a EPR &#8220;kh\u00f4ng t\u1ed1t b\u1eb1ng c\u1ee7a XLPE&#8221;, nh\u01b0ng n\u00f3 mang l\u1ea1i \u0111\u1ed9 m\u1ec1m d\u1ebbo cao h\u01a1n, \u0111\u1ed9 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p h\u01a1n v\u00e0 \u00edt nh\u1ea1y c\u1ea3m v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc (C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p c\u1ee7a Eland Cables).<\/p>\n<table>\n<caption>N\u00ean ch\u1ec9 \u0111\u1ecbnh lo\u1ea1i c\u00e1ch \u0111i\u1ec7n n\u00e0o, theo ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c<\/th>\n<th scope=\"col\">Ch\u1ec9 \u0111\u1ecbnh<\/th>\n<th scope=\"col\">Ch\u1ecdn khi<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">C\u00e1p k\u00e9o r\u00ea, c\u00e1p cu\u1ed1n tang ho\u1eb7c c\u00e1p treo v\u00f5ng, 600 V \u0111\u1ebfn 25 kV<\/th>\n<td>EPR d\u01b0\u1edbi l\u1edbp v\u1ecf b\u1ecdc nhi\u1ec7t r\u1eafn gia c\u01b0\u1eddng<\/td>\n<td>C\u00e1p di chuy\u1ec3n khi v\u1eadn h\u00e0nh, b\u1ecb thao t\u00e1c nhi\u1ec1u l\u1ea7n ho\u1eb7c \u0111\u01b0\u1ee3c cu\u1ed9n tr\u00ean tang: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/round-type-w-cable-600-2000v\/\">Type W<\/a>, <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/type-g-gc-cable-2000v\/\">Type G-GC<\/a>, <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/shd-gc-cable-mining-power-cable\/\">SHD-GC<\/a>, <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/ntscgewoeu-mv-crane-reeling-cable\/\">(N)TSCGEW\u00d6U<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">D\u00e2y d\u1eabn \u0111\u1ea7u m\u00e1y, m\u00e1y ph\u00e1t v\u00e0 \u0111\u1ed9ng c\u01a1, 2 kV, 90 \u00b0C<\/th>\n<td>EPR v\u1edbi v\u1ecf b\u1ecdc XL-CPE<\/td>\n<td>Rung \u0111\u1ed9ng v\u00e0 vi\u1ec7c \u0111\u1ea5u n\u1ed1i l\u1ea1i \u0111\u1ecbnh k\u1ef3 quan tr\u1ecdng h\u01a1n \u0111\u1ed9 d\u00e0y th\u00e0nh c\u00e1ch \u0111i\u1ec7n: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/dlo-cable\/\">C\u00e1p DLO<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">C\u00e1p c\u1ea5p \u0111i\u1ec7n trung th\u1ebf m\u1ed9t ru\u1ed9t d\u1eabn m\u1ec1m, 5\u201315 kV<\/th>\n<td>EPR lo\u1ea1i MV-105, 105 \u00b0C<\/td>\n<td>C\u00e1p m\u1ed9t ru\u1ed9t d\u1eabn c\u00f3 m\u00e0n ch\u1eafn ph\u1ea3i \u0111\u01b0\u1ee3c u\u1ed1n \u0111\u1ecbnh h\u00ecnh quanh thi\u1ebft b\u1ecb t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/type-mv-105-flexible-epr-cable-5kv-15kv\/\">C\u00e1p EPR m\u1ec1m Type MV-105<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n trung th\u1ebf c\u1ed1 \u0111\u1ecbnh trong \u0111\u01b0\u1eddng h\u1ea7m, \u1ed1ng lu\u1ed3n c\u00e1p ho\u1eb7c m\u00e1ng c\u00e1p<\/th>\n<td>XLPE (lo\u1ea1i ch\u1ed1ng c\u00e2y n\u01b0\u1edbc n\u1ebfu \u1ea9m \u01b0\u1edbt)<\/td>\n<td>L\u1eafp \u0111\u1eb7t m\u1ed9t l\u1ea7n, tuy\u1ebfn d\u00e0i nh\u1ea5t, t\u1ed5n hao v\u00e0 chi ph\u00ed th\u1ea5p nh\u1ea5t: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/2xseyqy-6-10kv-mv-tunnel-power-cable\/\">C\u00e1p \u0111i\u1ec7n l\u1ef1c \u0111\u01b0\u1eddng h\u1ea7m 2XSEYQY 6\/10 kV<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">D\u00e2y \u0111\u01a1n th\u00e0nh m\u1ecfng \u1edf 125 \u00b0C, \u00edt kh\u00f3i, kh\u00f4ng halogen<\/th>\n<td>XLPO<\/td>\n<td>\u0110i d\u00e2y t\u1ee7 \u0111i\u1ec7n, t\u00e0u th\u1ee7y v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n \u0111\u01b0\u1eddng s\u1eaft, n\u01a1i kh\u00f4ng gian v\u00e0 \u0111\u1eb7c t\u00ednh khi ch\u00e1y l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh (ph\u1ea7n ti\u1ebfp theo)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>N\u1ebfu ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n thu\u1ed9c ba h\u00e0ng \u0111\u1ea7u ti\u00ean v\u00e0 b\u1ea1n \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 m\u1ed9t c\u1ea5u t\u1ea1o XLPE v\u00ec n\u00f3 r\u1ebb h\u01a1n, h\u00e3y g\u1eedi \u0111\u1eb7c \u0111i\u1ec3m chuy\u1ec3n \u0111\u1ed9ng, \u0111i\u1ec7n \u00e1p v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng cho b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt tr\u01b0\u1edbc khi c\u1eaft cu\u1ed9n c\u00e1p. Kho\u1ea3n ti\u1ebft ki\u1ec7m \u0111\u00f3 th\u01b0\u1eddng quay tr\u1edf l\u1ea1i d\u01b0\u1edbi d\u1ea1ng m\u1ed9t th\u00e0nh c\u00e1ch \u0111i\u1ec7n b\u1ecb n\u1ee9t trong v\u00f2ng m\u1ed9t n\u0103m.<\/p>\n<h2 id=\"disadvantages\">Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a vi\u1ec7c d\u00f9ng c\u00e1ch \u0111i\u1ec7n EPR l\u00e0 g\u00ec?<\/h2>\n<p>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1ch \u0111i\u1ec7n EPR n\u1eb1m \u1edf m\u1eb7t \u0111i\u1ec7n, kh\u00f4ng ph\u1ea3i c\u01a1 h\u1ecdc: t\u1ed5n hao \u0111i\u1ec7n m\u00f4i c\u1ee7a n\u00f3 cao h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u00e1nh th\u1ee7ng th\u1ea5p h\u01a1n XLPE, v\u00ec v\u1eady \u1edf \u0111i\u1ec7n \u00e1p cao n\u00f3 c\u1ea7n th\u00e0nh c\u00e1ch \u0111i\u1ec7n d\u00e0y h\u01a1n v\u00e0 ti\u00eau t\u00e1n nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n tr\u00ean c\u00e1c tuy\u1ebfn d\u00e0i. B\u1ea3n th\u00e2n cao su kh\u00f4ng ch\u1ecbu d\u1ea7u v\u00e0 m\u1ec1m h\u01a1n polyethylene, \u0111\u00f3 l\u00e0 l\u00fd do c\u00e1p EPR ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp v\u1ecf b\u1ecdc c\u1ee7a ch\u00fang.<\/p>\n<p>Kh\u00f4ng c\u00e1i gi\u00e1 n\u00e0o trong s\u1ed1 \u0111\u00f3 b\u1ecb che gi\u1ea5u; ch\u00fang l\u00e0 c\u00e1i gi\u00e1 c\u1ee7a ch\u1ea5t \u0111\u1ed9n gi\u00fap EPR b\u1ec1n b\u1ec9. C\u00f3 ba c\u00e1i gi\u00e1 \u0111\u00e1ng \u0111\u1ec3 n\u00f3i r\u00f5 v\u1edbi ng\u01b0\u1eddi mua. Th\u1ee9 nh\u1ea5t, tr\u00ean kho\u1ea3ng 30 kV, h\u1ec7 s\u1ed1 t\u1ed5n hao b\u1eaft \u0111\u1ea7u th\u1ec3 hi\u1ec7n trong chi ph\u00ed v\u1eadn h\u00e0nh c\u1ee7a c\u00e1c tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n d\u00e0i, \u0111\u00f3 l\u00e0 l\u00fd do c\u00e1p truy\u1ec1n t\u1ea3i chuy\u1ec3n sang XLPE v\u00e0 l\u00e0 l\u00fd do c\u00e1c nh\u00e0 ph\u00e2n t\u00edch th\u1ecb tr\u01b0\u1eddng m\u00f4 t\u1ea3 XLPE l\u00e0 lo\u1ea1i chi\u1ebfm \u01b0u th\u1ebf trong c\u00e1c h\u1ec7 th\u1ed1ng quy m\u00f4 l\u01b0\u1edbi \u0111i\u1ec7n v\u00e0 HVDC, trong khi EPR gi\u1eef v\u1eefng c\u00e1c ph\u00e2n kh\u00fac c\u00f4ng nghi\u1ec7p, khai th\u00e1c m\u1ecf v\u00e0 h\u00e0ng h\u1ea3i. Th\u1ee9 hai, EPR kh\u00f4ng c\u00f3 v\u1ecf b\u1ecdc kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1p ch\u1ecbu d\u1ea7u; ph\u1ea7n C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p c\u1ee7a Eland n\u00f3i th\u1eb3ng r\u1eb1ng n\u00f3 &#8220;kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu d\u1ea7u t\u1ed1t&#8221;, \u0111\u00f3 l\u00e0 l\u00fd do m\u1ecdi c\u00e1p k\u00e9o r\u00ea EPR m\u00e0 b\u1ea1n s\u1ebd mua \u0111\u1ec1u n\u1eb1m d\u01b0\u1edbi l\u1edbp v\u1ecf b\u1ecdc CPE, PCP ho\u1eb7c polyurethane, v\u00e0 l\u00e0 l\u00fd do \u0111\u1ecbnh m\u1ee9c c\u1ee7a v\u1ecf b\u1ecdc \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y ri\u00eang trong <a href=\"https:\/\/tebaoflex-cable.com\/vi\/oil-resistant-cable-ratings\/\">c\u00e1ch \u0111\u1ecbnh ngh\u0129a c\u00e1c \u0111\u1ecbnh m\u1ee9c c\u00e1p ch\u1ecbu d\u1ea7u<\/a>. Th\u1ee9 ba, th\u00e0nh c\u00e1ch \u0111i\u1ec7n m\u1ec1m h\u01a1n d\u1ec5 b\u1ecb kh\u1ee9a h\u01a1n khi thao t\u00e1c th\u00f4 b\u1ea1o, v\u00ec v\u1eady m\u1ed9t c\u1ea5u t\u1ea1o c\u1eaft gi\u1ea3m \u0111\u1ed9 d\u00e0y ho\u1eb7c l\u1edbp gia c\u01b0\u1eddng c\u1ee7a v\u1ecf b\u1ecdc s\u1ebd \u0111\u00e1nh m\u1ea5t ph\u1ea7n l\u1edbn nh\u1eefng g\u00ec EPR mang l\u1ea1i.<\/p>\n<h2 id=\"xlpo\">EPR so v\u1edbi XLPE v\u00e0 XLPO cho c\u00e1p \u0111\u1ea7u m\u00e1y v\u00e0 c\u00e1p m\u1ecf<\/h2>\n<p>XLPO l\u00e0 polyolefin li\u00ean k\u1ebft ngang, h\u1ecd v\u1eadt li\u1ec7u r\u1ed9ng h\u01a1n bao g\u1ed3m c\u1ea3 XLPE, \u0111\u01b0\u1ee3c ph\u1ed1i ch\u1ebf v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft ngang b\u1eb1ng chi\u1ebfu x\u1ea1 cho c\u00e1c d\u00e2y \u0111\u01a1n th\u00e0nh m\u1ecfng c\u00f3 \u0111\u1ecbnh m\u1ee9c 125 \u00b0C v\u1edbi t\u00ednh n\u0103ng ch\u1eadm ch\u00e1y, \u00edt kh\u00f3i ho\u1eb7c kh\u00f4ng halogen. Tr\u00ean \u0111\u1ea7u m\u00e1y, \u0111\u00e2y l\u00e0 c\u00e1ch \u0111i\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng d\u00e2y 125 \u00b0C theo AAR RP-585\/S-501 b\u00ean trong th\u00e2n toa, trong khi EPR l\u00e0 c\u00e1ch \u0111i\u1ec7n c\u1ee7a c\u00e1p \u0111i\u1ec7n l\u1ef1c DLO 2 kV c\u1ea5p \u0111i\u1ec7n cho c\u00e1c \u0111\u1ed9ng c\u01a1 k\u00e9o.<\/p>\n<p>Hai lo\u1ea1i n\u00e0y kh\u00f4ng h\u1eb3n l\u00e0 \u0111\u1ed1i th\u1ee7 m\u00e0 gi\u1ed1ng h\u00e0ng x\u00f3m h\u01a1n. M\u1ed9t d\u00e2y \u0111\u1ea7u m\u00e1y XLPO 125 \u00b0C nh\u01b0 Marmon Exane 1069A \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh t\u1eeb \u221255 \u00b0C \u0111\u1ebfn 125 \u00b0C v\u1edbi \u0111\u1ecbnh m\u1ee9c qu\u00e1 t\u1ea3i 130 \u00b0C v\u00e0 \u0111\u1ecbnh m\u1ee9c ng\u1eafn m\u1ea1ch 250 \u00b0C, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o theo AAR RP-585\/S-501 v\u1edbi c\u00e1ch \u0111i\u1ec7n theo ICEA S-95-658, v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t c\u1ee7a n\u00f3 kh\u1eb3ng \u0111\u1ecbnh kh\u1ea3 n\u0103ng ch\u1ed1ng c\u1eaft xuy\u00ean, ch\u1ed1ng \u0111\u00e8 n\u00e9n v\u00e0 ch\u1ed1ng c\u00e0o x\u01b0\u1edbc t\u1ed1t h\u01a1n EPR (b\u1ea3ng th\u00f4ng s\u1ed1 Marmon ET03, 2023; c\u00f9ng nh\u00f3m c\u1ea5u t\u1ea1o n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 b\u1edfi Sycor). \u0110\u00f3 l\u00e0 lo\u1ea1i d\u00e2y m\u1ed9t ru\u1ed9t d\u1eabn th\u00e0nh m\u1ecfng d\u00f9ng \u0111\u1ec3 \u0111i d\u00e2y t\u1ee7 \u0111i\u1ec7n v\u00e0 th\u00e2n toa, n\u01a1i \u0111\u1ecbnh m\u1ee9c 125 \u00b0C mang l\u1ea1i kh\u1ea3 n\u0103ng mang d\u00f2ng trong kh\u00f4ng gian nh\u1ecf v\u00e0 kh\u1ea3 n\u0103ng \u00edt kh\u00f3i mang l\u1ea1i \u0111\u1eb7c t\u00ednh khi ch\u00e1y m\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1eddng s\u1eaft \u0111\u00f2i h\u1ecfi. Ng\u01b0\u1ee3c l\u1ea1i, DLO l\u00e0 c\u00e1p \u0111i\u1ec7n l\u1ef1c th\u00e0nh d\u00e0y 90 \u00b0C, 2 kV, c\u00f3 ru\u1ed9t d\u1eabn b\u1ec7n ki\u1ec3u d\u00e2y th\u1eebng v\u00e0 th\u00e0nh c\u00e1ch \u0111i\u1ec7n EPR \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn cho vi\u1ec7c u\u1ed1n cong v\u00e0 \u0111\u1ea5u n\u1ed1i l\u1ea1i khi \u0111\u1ea1i tu; TEBAOFLEX ch\u1ebf t\u1ea1o c\u00e1p n\u00e0y v\u1edbi EPR nhi\u1ec7t r\u1eafn c\u00f3 \u0111\u1ecbnh m\u1ee9c 90 \u00b0C trong m\u00f4i tr\u01b0\u1eddng \u01b0\u1edbt ho\u1eb7c kh\u00f4 v\u00e0 kh\u1ea3 n\u0103ng u\u1ed1n l\u1ea1nh \u1edf \u221240 \u00b0C, nh\u01b0 <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/dlo-cable\/\">trang c\u00e1p DLO<\/a> c\u1ee7a h\u00e3ng ghi nh\u1eadn.<\/p>\n<figure class=\"tebaoflex-tab-image wp-block-image size-large\">\n  <img loading=\"lazy\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/09\/xlpo-locomotive-wire-vs-dlo-cable-cross-section.webp\" alt=\"M\u1eb7t c\u1eaft ngang c\u00f9ng t\u1ef7 l\u1ec7 c\u1ee7a m\u1ed9t d\u00e2y \u0111\u1ea7u m\u00e1y XLPO 125 \u00b0C th\u00e0nh m\u1ecfng v\u00e0 m\u1ed9t c\u00e1p DLO 2 kV th\u00e0nh d\u00e0y v\u1edbi c\u00e1ch \u0111i\u1ec7n EPR v\u00e0 v\u1ecf b\u1ecdc XL-CPE\" width=\"1500\" height=\"1000\" decoding=\"async\"><figcaption>C\u00f9ng t\u1ef7 l\u1ec7: m\u1ed9t d\u00e2y \u0111\u1ea7u m\u00e1y XLPO 125 \u00b0C th\u00e0nh m\u1ecfng b\u00ean c\u1ea1nh m\u1ed9t c\u00e1p DLO 2 kV v\u1edbi l\u1edbp ph\u00e2n c\u00e1ch, c\u00e1ch \u0111i\u1ec7n EPR v\u00e0 v\u1ecf b\u1ecdc XL-CPE.<\/figcaption><\/figure>\n<table>\n<caption>EPR, XLPE v\u00e0 XLPO trong c\u00e1c lo\u1ea1i c\u00e1p xung quanh \u0111\u1ea7u m\u00e1y ho\u1eb7c m\u00e1y khai th\u00e1c m\u1ecf<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">C\u00e1p<\/th>\n<th scope=\"col\">C\u00e1ch \u0111i\u1ec7n<\/th>\n<th scope=\"col\">\u0110\u1ecbnh m\u1ee9c ru\u1ed9t d\u1eabn<\/th>\n<th scope=\"col\">Ch\u1ecdn khi<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<th scope=\"row\">D\u00e2y d\u1eabn \u0111i\u1ec7n l\u1ef1c cho \u0111\u1ed9ng c\u01a1 k\u00e9o, m\u00e1y ph\u00e1t v\u00e0 \u1eafc quy<\/th>\n<td>EPR (nhi\u1ec7t r\u1eafn), v\u1ecf b\u1ecdc XL-CPE<\/td>\n<td>90 \u00b0C trong m\u00f4i tr\u01b0\u1eddng \u01b0\u1edbt ho\u1eb7c kh\u00f4, 2 kV<\/td>\n<td>U\u1ed1n, rung \u0111\u1ed9ng v\u00e0 \u0111\u1ea5u n\u1ed1i l\u1ea1i khi \u0111\u1ea1i tu: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/dlo-cable\/\">C\u00e1p DLO 2 kV<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">\u0110i d\u00e2y th\u00e2n toa v\u00e0 t\u1ee7 \u0111i\u1ec7n, d\u00e2y \u0111\u01a1n<\/th>\n<td>XLPO, li\u00ean k\u1ebft ngang b\u1eb1ng chi\u1ebfu x\u1ea1<\/td>\n<td>125 \u00b0C, 600 V ho\u1eb7c 2 kV (AAR RP-585\/S-501)<\/td>\n<td>Kh\u00f4ng gian ch\u1eadt h\u1eb9p v\u00e0 c\u00f3 y\u00eau c\u1ea7u t\u00ednh n\u0103ng \u00edt kh\u00f3i, kh\u00f4ng halogen; h\u00e3y g\u1eedi k\u00fd hi\u1ec7u AAR v\u00e0 k\u00edch c\u1ee1 cho b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt xem x\u00e9t<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">M\u1ea1ch \u0111i\u1ec7n l\u1ef1c tr\u00ean t\u00e0u v\u00e0 c\u00f4ng tr\u00ecnh ngo\u00e0i kh\u01a1i<\/th>\n<td>XLPO (Type P)<\/td>\n<td>Theo c\u1ea5u t\u1ea1o IEEE 1580<\/td>\n<td>C\u00f3 y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c v\u1ec1 \u0111\u1eb7c t\u00ednh khi ch\u00e1y trong h\u00e0ng h\u1ea3i: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/type-p-power-cable-600v-0-6-1kv-5c-unarmored\/\">C\u00e1p ngu\u1ed3n Type P 5C<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">D\u00e2y \u0111\u1ea5u n\u1ed1i cho thi\u1ebft b\u1ecb \u0111i\u1ec7n v\u00e0 m\u00e1y m\u00f3c, 300\u2013600 V<\/th>\n<td>XLPE ho\u1eb7c XLPO, c\u00e1c ki\u1ec3u UL AWM<\/td>\n<td>90 \u00b0C \u0111\u1ebfn 150 \u00b0C<\/td>\n<td>M\u1ed9t l\u1edbp th\u00e0nh c\u00e1ch \u0111i\u1ec7n, d\u1ec5 tu\u1ed1t, s\u1ed1 ki\u1ec3u UL tr\u00ean b\u1ea3n v\u1ebd: <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/ul-xlpe-xlpo-hook-up-wire\/\">d\u00e2y \u0111\u1ea5u n\u1ed1i UL XLPE v\u00e0 XLPO<\/a><\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Tuy\u1ebfn c\u1ea5p \u0111i\u1ec7n m\u1ecf theo l\u1ed9 tr\u00ecnh c\u1ed1 \u0111\u1ecbnh<\/th>\n<td>XLPE, c\u00f3 m\u00e0n ch\u1eafn<\/td>\n<td>90 \u00b0C, 6\/10 kV tr\u1edf l\u00ean<\/td>\n<td>L\u1eafp \u0111\u1eb7t m\u1ed9t l\u1ea7n, tuy\u1ebfn d\u00e0i nh\u1ea5t, t\u1ed5n hao th\u1ea5p nh\u1ea5t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Khi ng\u01b0\u1ee1ng nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 125 \u00b0C, kh\u00f4ng lo\u1ea1i n\u00e0o trong ba lo\u1ea1i tr\u00ean l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi; \u0111\u00f3 l\u00e0 l\u0129nh v\u1ef1c c\u1ee7a silicone v\u00e0 fluoropolymer, \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y ri\u00eang trong <a href=\"https:\/\/tebaoflex-cable.com\/vi\/high-temp-wire-insulation-ratings\/\">\u0111\u1ecbnh m\u1ee9c c\u00e1ch \u0111i\u1ec7n d\u00e2y ch\u1ecbu nhi\u1ec7t cao th\u1ef1c s\u1ef1 cam k\u1ebft \u0111i\u1ec1u g\u00ec<\/a>.<\/p>\n<h2 id=\"temperature\">C\u00e1ch \u0111i\u1ec7n EPR ngh\u0129a l\u00e0 90 \u00b0C hay 105 \u00b0C?<\/h2>\n<p>C\u00e1ch \u0111i\u1ec7n EPR c\u00f3 \u0111\u1ecbnh m\u1ee9c nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn 90 \u00b0C v\u00e0 ng\u1eafn m\u1ea1ch 250 \u00b0C theo IEC 60502-1 v\u00e0 trong c\u00e1c c\u1ea5u t\u1ea1o c\u00e1p di \u0111\u1ed9ng theo ICEA S-75-381; con s\u1ed1 105 \u00b0C thu\u1ed9c v\u1ec1 EPR lo\u1ea1i MV-105 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o theo ICEA S-93-639 v\u00e0 UL 1072, lo\u1ea1i n\u00e0y c\u00f2n c\u00f3 \u0111\u1ecbnh m\u1ee9c kh\u1ea9n c\u1ea5p 140 \u00b0C. H\u00e3y \u0111\u1ecdc ti\u00eau chu\u1ea9n ghi tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt tr\u01b0\u1edbc khi \u0111\u1ecdc con s\u1ed1.<\/p>\n<p>S\u1ef1 nh\u1ea7m l\u1eabn n\u00e0y d\u1ec5 hi\u1ec3u v\u00ec c\u1ea3 hai con s\u1ed1 \u0111\u1ec1u \u0111\u00fang v\u1edbi &#8220;EPR&#8221;. IEC 60502-1:2021 B\u1ea3ng 3 quy \u0111\u1ecbnh cho EPR v\u00e0 HEPR c\u00f9ng gi\u1edbi h\u1ea1n 90 \u00b0C \/ 250 \u00b0C nh\u01b0 XLPE. C\u00e1c h\u1ee3p ch\u1ea5t EPR trung th\u1ebf B\u1eafc M\u1ef9 \u0111\u1ea1t chu\u1ea9n theo ICEA S-93-639\/NEMA WC 74 v\u00e0 UL 1072 \u0111\u01b0\u1ee3c th\u01b0\u01a1ng m\u1ea1i h\u00f3a d\u01b0\u1edbi t\u00ean MV-105, v\u1edbi \u0111\u1ecbnh m\u1ee9c 105 \u00b0C b\u00ecnh th\u01b0\u1eddng, 140 \u00b0C kh\u1ea9n c\u1ea5p v\u00e0 250 \u00b0C ng\u1eafn m\u1ea1ch, so v\u1edbi 90 \u00b0C \/ 130 \u00b0C \/ 250 \u00b0C c\u1ee7a XLPE ch\u1ed1ng c\u00e2y n\u01b0\u1edbc trong c\u00f9ng c\u00e1c ti\u00eau chu\u1ea9n \u0111\u00f3 (Border States, \u0111\u0103ng tr\u00ean Tano Cable, \u0111\u00e3 d\u1eabn \u1edf tr\u00ean). T\u1ea1i TEBAOFLEX, <a href=\"https:\/\/tebaoflex-cable.com\/vi\/product\/type-mv-105-flexible-epr-cable-5kv-15kv\/\">c\u00e1p EPR m\u1ed9t ru\u1ed9t d\u1eabn MV-105 m\u1ec1m<\/a> \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o tr\u00ean h\u1ee3p ch\u1ea5t 105 \u00b0C; c\u00e1c c\u00e1p di \u0111\u1ed9ng Type W, G-GC v\u00e0 SHD-GC c\u1ee7a h\u00e3ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o tr\u00ean h\u1ee3p ch\u1ea5t 90 \u00b0C m\u00e0 ti\u00eau chu\u1ea9n c\u00e1p m\u1ecf y\u00eau c\u1ea7u. B\u1ea3ng kh\u1ea3 n\u0103ng mang d\u00f2ng tu\u00e2n theo \u0111\u1ecbnh m\u1ee9c, v\u00ec v\u1eady \u00e1p d\u1ee5ng b\u1ea3ng 105 \u00b0C cho c\u00e1p 90 \u00b0C l\u00e0 l\u00e0m qu\u00e1 t\u1ea3i c\u00e1p ngay t\u1eeb kh\u00e2u thi\u1ebft k\u1ebf.<\/p>\n<p>\u1ede \u0111\u1ea7u nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, hai lo\u1ea1i polymer n\u00e0y g\u1ea7n nhau h\u01a1n so v\u1edbi nh\u1eefng g\u00ec kinh nghi\u1ec7m truy\u1ec1n mi\u1ec7ng cho th\u1ea5y. H\u01b0\u1edbng d\u1eabn l\u1eafp \u0111\u1eb7t c\u1ee7a Southwire \u0111\u1eb7t c\u00f9ng nhi\u1ec7t \u0111\u1ed9 l\u1eafp \u0111\u1eb7t t\u1ed1i thi\u1ec3u \u221240 \u00b0C cho EPR, EPDM, XLPE v\u00e0 PE, v\u00e0 m\u1ee9c \u1ea5m h\u01a1n l\u00e0 \u221220 \u00b0C cho v\u1ecf b\u1ecdc CPE v\u00e0 CSPE v\u00e0 \u221210 \u00b0C cho PVC (Southwire, 2023). S\u1ef1 kh\u00e1c bi\u1ec7t kh\u00f4ng n\u1eb1m \u1edf ch\u1ed7 th\u00e0nh c\u00e1ch \u0111i\u1ec7n c\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u1ed9t l\u1ea7n u\u1ed1n l\u1ea1nh khi l\u1eafp \u0111\u1eb7t hay kh\u00f4ng; m\u00e0 l\u00e0 li\u1ec7u n\u00f3 c\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u01b0\u1eddi ngh\u00ecn l\u1ea7n u\u1ed1n nh\u01b0 v\u1eady trong v\u1eadn h\u00e0nh hay kh\u00f4ng, v\u00e0 \u0111\u00f3 l\u00e0 c\u00e2u h\u1ecfi v\u1ec1 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i m\u00e0 ch\u1ea5t \u0111\u00e0n h\u1ed3i chi\u1ebfm \u01b0u th\u1ebf. \u0110\u00f3 c\u0169ng l\u00e0 l\u00fd do l\u1edbp v\u1ecf b\u1ecdc, ch\u1ee9 kh\u00f4ng ph\u1ea3i EPR, th\u01b0\u1eddng quy\u1ebft \u0111\u1ecbnh gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 th\u1ea5p c\u1ee7a m\u1ed9t c\u00e1p m\u1ec1m.<\/p>\n<figure class=\"tebaoflex-tab-image wp-block-image size-large\">\n  <img loading=\"lazy\" src=\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/09\/conductor-temperature-by-insulation-grade-chart.webp\" alt=\"Bi\u1ec3u \u0111\u1ed3 c\u1ed9t v\u1ec1 gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn \u1edf ch\u1ebf \u0111\u1ed9 b\u00ecnh th\u01b0\u1eddng, kh\u1ea9n c\u1ea5p v\u00e0 ng\u1eafn m\u1ea1ch c\u1ee7a EPR 90 \u00b0C, EPR MV-105, XLPE ch\u1ed1ng c\u00e2y n\u01b0\u1edbc v\u00e0 d\u00e2y \u0111\u1ea7u m\u00e1y XLPO 125 \u00b0C\" width=\"1600\" height=\"900\" decoding=\"async\"><figcaption>Gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn \u1edf ch\u1ebf \u0111\u1ed9 b\u00ecnh th\u01b0\u1eddng, kh\u1ea9n c\u1ea5p v\u00e0 ng\u1eafn m\u1ea1ch c\u1ee7a b\u1ed1n lo\u1ea1i c\u00e1ch \u0111i\u1ec7n \u0111\u00e3 th\u1ea3o lu\u1eadn \u1edf tr\u00ean; con s\u1ed1 105 \u00b0C ch\u1ec9 thu\u1ed9c v\u1ec1 lo\u1ea1i MV-105.<\/figcaption><\/figure>\n<h2 id=\"datasheet\">C\u00e1ch \u0111\u1ecdc EPR tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt v\u00e0 ghi v\u00e0o y\u00eau c\u1ea7u b\u00e1o gi\u00e1<\/h2>\n<p>H\u00e3y \u0111\u1ecdc ti\u00eau chu\u1ea9n v\u00e0 m\u00e3 h\u1ee3p ch\u1ea5t, kh\u00f4ng ph\u1ea3i t\u00ean th\u01b0\u01a1ng m\u1ea1i. \u1ede B\u1eafc M\u1ef9, ch\u1eef R trong c\u00e1c ki\u1ec3u UL 44 RHH v\u00e0 RHW-2 c\u00f3 ngh\u0129a l\u00e0 &#8220;nhi\u1ec7t r\u1eafn&#8221; v\u00e0 c\u00f3 th\u1ec3 l\u00e0 EPR ho\u1eb7c XLPE, v\u00ec v\u1eady n\u00f3 kh\u00f4ng x\u00e1c \u0111\u1ecbnh v\u1eadt li\u1ec7u; \u1edf ch\u00e2u \u00c2u, EI4 theo EN 50363 x\u00e1c \u0111\u1ecbnh c\u00e1ch \u0111i\u1ec7n cao su ethylene propylene, v\u00e0 trong c\u00e1c c\u00e1p m\u1ec1m mang k\u00fd hi\u1ec7u \u0110\u1ee9c, ch\u1eef G trong c\u00e1c m\u00e3 nh\u01b0 NSGAF\u00d6U ho\u1eb7c (N)TSCGEW\u00d6U l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a c\u00e1ch \u0111i\u1ec7n cao su, v\u1edbi 3GI3 \u0111\u00e1nh d\u1ea5u lo\u1ea1i EPR trung th\u1ebf.<\/p>\n<p>Ba ch\u1eef c\u00e1i g\u00e2y ra ph\u1ea7n l\u1edbn c\u00e1c tranh c\u00e3i c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c. &#8220;RHH\/RHW-2&#8221; tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a c\u00e1p DLO ho\u1eb7c Type W l\u00e0 m\u1ed9t ki\u1ec3u d\u00e2y theo UL 44, kh\u00f4ng ph\u1ea3i m\u1ed9t h\u1ee3p ch\u1ea5t; ghi ch\u00fa v\u1ec1 h\u1ee3p ch\u1ea5t c\u1ee7a Southwire li\u1ec7t k\u00ea UL 44 c\u00f9ng v\u1edbi ICEA S-95-658 v\u00e0 UL 1072 l\u00e0 c\u00e1c ti\u00eau chu\u1ea9n m\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t EPR \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u0111\u1ea1t, v\u00e0 \u0111\u00f3 ch\u00ednh l\u00e0 l\u00fd do ch\u1eef c\u00e1i n\u00e0y kh\u00f4ng th\u1ec3 cho b\u1ea1n bi\u1ebft b\u00ean trong l\u00e0 g\u00ec. &#8220;EPDM&#8221; tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u n\u00e0y v\u00e0 &#8220;EPR&#8221; tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u kh\u00e1c, tr\u00ean th\u1ef1c t\u1ebf, l\u00e0 c\u00f9ng m\u1ed9t lo\u1ea1i h\u1ee3p ch\u1ea5t, nh\u01b0 \u0111\u1ecbnh ngh\u0129a c\u1ee7a IEC 60502-1 x\u00e1c nh\u1eadn. V\u00e0 &#8220;cao su&#8221; trong m\u1ed9t k\u00fd hi\u1ec7u ch\u00e2u \u00c2u nh\u01b0 H07RN-F ch\u1ec9 h\u1ecd h\u1ee3p ch\u1ea5t EI4, v\u1ed1n c\u00f3 g\u1ed1c EPR, ch\u1ee9 kh\u00f4ng ph\u1ea3i cao su t\u1ef1 nhi\u00ean. Khi hai b\u1ea3n b\u00e1o gi\u00e1 kh\u00f4ng th\u1ed1ng nh\u1ea5t v\u1ec1 c\u00e1ch \u0111i\u1ec7n, h\u00e3y h\u1ecfi t\u1eebng nh\u00e0 cung c\u1ea5p v\u1ec1 k\u00fd hi\u1ec7u h\u1ee3p ch\u1ea5t v\u00e0 ti\u00eau chu\u1ea9n m\u00e0 h\u1ee3p ch\u1ea5t \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u0111\u1ea1t, v\u00e0 s\u1ef1 b\u1ea5t \u0111\u1ed3ng th\u01b0\u1eddng s\u1ebd tan bi\u1ebfn.<\/p>\n<ol>\n<li>N\u00eau c\u1ea5p \u0111i\u1ec7n \u00e1p v\u00e0 c\u00e1p c\u00f3 m\u00e0n ch\u1eafn hay kh\u00f4ng, d\u00f9ng ch\u00ednh thu\u1eadt ng\u1eef c\u1ee7a ti\u00eau chu\u1ea9n (2 kV Type W, 8.7\/15 kV SHD-GC, 6\/10 kV (N)TSCGEW\u00d6U).<\/li>\n<li>N\u00eau \u0111\u1ecbnh m\u1ee9c nhi\u1ec7t \u0111\u1ed9 ru\u1ed9t d\u1eabn m\u00e0 b\u1ea1n s\u1ebd d\u00f9ng \u0111\u1ec3 t\u00ednh ch\u1ecdn kh\u1ea3 n\u0103ng mang d\u00f2ng: 90 \u00b0C, ho\u1eb7c 105 \u00b0C ch\u1ec9 \u0111\u1ed1i v\u1edbi c\u1ea5u t\u1ea1o MV-105.<\/li>\n<li>N\u00eau ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c: c\u1ed1 \u0111\u1ecbnh, k\u00e9o r\u00ea, cu\u1ed1n tang k\u00e8m \u0111\u01b0\u1eddng k\u00ednh tang v\u00e0 t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n, treo v\u00f5ng, ho\u1eb7c ch\u1ec9 ch\u1ecbu rung \u0111\u1ed9ng. \u0110i\u1ec1u n\u00e0y quy\u1ebft \u0111\u1ecbnh EPR l\u00e0 b\u1eaft bu\u1ed9c hay ch\u1ec9 \u0111\u01a1n thu\u1ea7n ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/li>\n<li>N\u00eau m\u00f4i tr\u01b0\u1eddng m\u00e0 l\u1edbp v\u1ecf b\u1ecdc ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c: \u1ea9m \u01b0\u1edbt, d\u1ea7u, ozone v\u00e0 \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi, m\u00e0i m\u00f2n, nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng t\u1ed1i thi\u1ec3u. L\u1edbp c\u00e1ch \u0111i\u1ec7n kh\u00f4ng g\u00e1nh ph\u1ea7n vi\u1ec7c n\u00e0y; l\u1edbp v\u1ecf b\u1ecdc m\u1edbi l\u00e0 th\u1ee9 g\u00e1nh.<\/li>\n<li>N\u00eau t\u00ean ti\u00eau chu\u1ea9n c\u1ea5u t\u1ea1o m\u00e0 b\u00e1o gi\u00e1 ph\u1ea3i vi\u1ec7n d\u1eabn, ch\u1eb3ng h\u1ea1n ICEA S-75-381, UL 1650, EN 50525-2-21 ho\u1eb7c IEC 60502-1, v\u00e0 y\u00eau c\u1ea7u ghi k\u00fd hi\u1ec7u h\u1ee3p ch\u1ea5t tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt.<\/li>\n<\/ol>\n<h2 id=\"buying\">C\u00e1c c\u00e2u h\u1ecfi khi mua tr\u01b0\u1edbc \u0111\u01a1n h\u00e0ng c\u00e1p EPR \u0111\u1ea7u ti\u00ean<\/h2>\n<h3>Ch\u1ee9ng nh\u1eadn n\u00e0o th\u1ef1c s\u1ef1 \u00e1p d\u1ee5ng cho c\u00e1p m\u1ec1m c\u00e1ch \u0111i\u1ec7n EPR t\u1ea1i th\u1ecb tr\u01b0\u1eddng c\u1ee7a t\u00f4i?<\/h3>\n<p>\u0110\u1ed1i v\u1edbi th\u1ecb tr\u01b0\u1eddng ch\u00e2u \u00c2u, TEBAOFLEX c\u00f3 gi\u1ea5y ch\u1ee9ng nh\u1eadn ph\u00ea duy\u1ec7t d\u1ea5u VDE s\u1ed1 40060056, c\u1ea5p ng\u00e0y 2025-03-28, cho c\u00e1p m\u1ec1m c\u00e1ch \u0111i\u1ec7n b\u1eb1ng ch\u1ea5t \u0111\u00e0n h\u1ed3i li\u00ean k\u1ebft ngang theo DIN EN 50525-2-21 (VDE 0285-525-2-21):2012-01 \/ EN 50525-2-21:2011, ti\u00eau chu\u1ea9n l\u00e0m n\u1ec1n t\u1ea3ng cho h\u1ecd c\u00e1p H07RN-F; \u0111\u1ed1i v\u1edbi d\u00e2y m\u1ec1m di \u0111\u1ed9ng B\u1eafc M\u1ef9, TEBAOFLEX c\u00f3 ch\u1ee9ng nh\u1eadn UL 62 v\u00e0 CSA C22.2 No. 49, \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y chi ti\u1ebft b\u00ean d\u01b0\u1edbi.<\/p>\n<p>C\u00e1c ch\u1ee9ng nh\u1eadn B\u1eafc M\u1ef9 l\u00e0 UL-US-2449012-4 theo UL 62, danh m\u1ee5c ZJCZ D\u00e2y m\u1ec1m, v\u00e0 UL-CA-2437036-5 theo CSA C22.2 No. 49 thu\u1ed9c ZJCZ7, c\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c c\u1ea5p ng\u00e0y 2024-12-27 v\u00e0 \u0111\u01b0\u1ee3c duy tr\u00ec theo D\u1ecbch v\u1ee5 Gi\u00e1m s\u00e1t \u0110\u1ecbnh k\u1ef3. C\u00e1c c\u1ea5u t\u1ea1o Type W, G-GC, SHD-GC v\u00e0 DLO \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u00e0 s\u1ea3n xu\u1ea5t theo c\u00e1c t\u00e0i li\u1ec7u tham chi\u1ebfu ICEA, UL 1650 v\u00e0 UL 44 n\u00eau tr\u00ean trang s\u1ea3n ph\u1ea9m c\u1ee7a t\u1eebng lo\u1ea1i; c\u00e1c t\u00e0i li\u1ec7u tham chi\u1ebfu \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ee9ng nh\u1eadn UL Listing, v\u00e0 kh\u00f4ng c\u00f3 ph\u00ea duy\u1ec7t MSHA n\u00e0o \u0111\u01b0\u1ee3c tuy\u00ean b\u1ed1 cho c\u00e1c c\u1ea5u t\u1ea1o n\u00e0y. N\u1ebfu d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n c\u1ea7n m\u1ed9t ch\u1ee9ng nh\u1eadn ni\u00eam y\u1ebft c\u1ee5 th\u1ec3 ho\u1eb7c ph\u00ea duy\u1ec7t an to\u00e0n m\u1ecf, h\u00e3y n\u00eau r\u00f5 trong y\u00eau c\u1ea7u b\u00e1o gi\u00e1 v\u00e0 b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt s\u1ebd x\u00e1c nh\u1eadn nh\u1eefng t\u00e0i li\u1ec7u n\u00e0o c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/p>\n<h3>C\u00f3 th\u1ec3 \u0111\u1eb7t m\u1ed9t \u0111o\u1ea1n th\u1eed tr\u01b0\u1edbc khi \u0111\u1eb7t s\u1ea3n xu\u1ea5t kh\u00f4ng?<\/h3>\n<p>S\u1ed1 l\u01b0\u1ee3ng \u0111\u1eb7t h\u00e0ng t\u1ed1i thi\u1ec3u l\u00e0 50 m t\u00ednh \u0111\u1ebfn th\u00e1ng T\u00e1m n\u0103m 2026, v\u00e0 m\u1ee9c n\u00e0y nh\u01b0 nhau \u0111\u1ed1i v\u1edbi c\u1ea5u t\u1ea1o ti\u00eau chu\u1ea9n v\u00e0 c\u1ea5u t\u1ea1o t\u00f9y ch\u1ec9nh, v\u00ec v\u1eady m\u1ed9t cu\u1ed9n th\u1eed nghi\u1ec7m c\u00e1p k\u00e9o r\u00ea EPR kh\u00f4ng b\u1ecb t\u00ednh ph\u1ee5 ph\u00ed. H\u00e3y x\u00e1c nh\u1eadn m\u1ee9c t\u1ed1i thi\u1ec3u hi\u1ec7n h\u00e0nh khi b\u1ea1n g\u1eedi y\u00eau c\u1ea7u, v\u00ec m\u1ee9c n\u00e0y \u0111\u01b0\u1ee3c xem x\u00e9t l\u1ea1i \u0111\u1ecbnh k\u1ef3.<\/p>\n<h3>M\u1ed9t \u0111\u01a1n h\u00e0ng c\u00e1p EPR m\u1ea5t bao l\u00e2u?<\/h3>\n<p>Th\u1eddi gian giao h\u00e0ng ti\u00eau chu\u1ea9n l\u00e0 7 \u0111\u1ebfn 45 ng\u00e0y l\u00e0m vi\u1ec7c t\u00ednh \u0111\u1ebfn th\u00e1ng T\u00e1m n\u0103m 2026, t\u00f9y theo lo\u1ea1i s\u1ea3n ph\u1ea9m, t\u00ecnh tr\u1ea1ng t\u1ed3n kho v\u00e0 m\u1ee9c \u0111\u1ed9 t\u00f9y ch\u1ec9nh c\u1ee7a c\u1ea5u t\u1ea1o. H\u00e3y x\u00e1c nh\u1eadn th\u1eddi gian hi\u1ec7n h\u00e0nh v\u1edbi b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt tr\u01b0\u1edbc khi \u0111\u01b0a n\u00f3 v\u00e0o k\u1ebf ho\u1ea1ch d\u1eebng m\u00e1y ho\u1eb7c khung th\u1eddi gian giao h\u00e0ng.<\/p>\n<h3>C\u00f3 th\u1ec3 thay \u0111\u1ed5i v\u1ecf b\u1ecdc tr\u00ean m\u1ed9t c\u1ea5u t\u1ea1o EPR kh\u00f4ng?<\/h3>\n<p>C\u00e1ch \u0111i\u1ec7n EPR v\u00e0 v\u1ecf b\u1ecdc l\u00e0 c\u00e1c l\u1edbp ri\u00eang bi\u1ec7t v\u1edbi ch\u1ee9c n\u0103ng ri\u00eang bi\u1ec7t, v\u00ec v\u1eady h\u1ee3p ch\u1ea5t v\u1ecf b\u1ecdc v\u00e0 l\u1edbp gia c\u01b0\u1eddng c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh cho t\u1eebng \u0111\u1ee3t s\u1ea3n xu\u1ea5t trong gi\u1edbi h\u1ea1n thi\u1ebft k\u1ebf c\u1ee7a c\u1ea5u t\u1ea1o; c\u00e1c t\u00f9y ch\u1ecdn CPE, PCP v\u00e0 polyurethane \u0111\u01b0\u1ee3c n\u00eau tr\u00ean t\u1eebng trang s\u1ea3n ph\u1ea9m. H\u00e3y g\u1eedi th\u00f4ng tin ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c v\u00e0 m\u00f4i tr\u01b0\u1eddng, b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt s\u1ebd x\u00e1c nh\u1eadn c\u1ea5u t\u1ea1o h\u1ed7 tr\u1ee3 nh\u1eefng g\u00ec v\u00e0 t\u00e0i li\u1ec7u n\u00e0o \u0111i k\u00e8m.<\/p>\n<h2 id=\"faq\">C\u00e2u h\u1ecfi<\/h2>\n<h3>EPR c\u00f3 gi\u1ed1ng EPDM kh\u00f4ng?<\/h3>\n<p>Trong c\u00e1ch \u0111i\u1ec7n c\u00e1p, x\u00e9t v\u1ec1 m\u1eb7t th\u1ef1c t\u1ebf th\u00ec c\u00f3: EPDM l\u00e0 phi\u00ean b\u1ea3n bi\u1ebfn t\u00ednh diene c\u1ee7a cao su ethylene propylene, v\u00e0 IEC 60502-1 \u0111\u1ecbnh ngh\u0129a EPR l\u00e0 &#8220;cao su ethylene propylene ho\u1eb7c lo\u1ea1i t\u01b0\u01a1ng t\u1ef1 (EPM ho\u1eb7c EPDM)&#8221;. M\u1ed9t b\u1ea3ng d\u1eef li\u1ec7u ghi EPDM v\u00e0 m\u1ed9t b\u1ea3ng d\u1eef li\u1ec7u ghi EPR \u0111ang m\u00f4 t\u1ea3 c\u00f9ng m\u1ed9t lo\u1ea1i h\u1ee3p ch\u1ea5t.<\/p>\n<h3>EPR c\u00f3 gi\u1ed1ng PVC kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. PVC l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a nhi\u1ec7t d\u1ebbo m\u00e0 IEC 60502-1 gi\u1edbi h\u1ea1n \u1edf 70 \u00b0C khi v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng v\u00e0 140 \u00b0C ho\u1eb7c 160 \u00b0C khi ng\u1eafn m\u1ea1ch, t\u00f9y theo ti\u1ebft di\u1ec7n ru\u1ed9t d\u1eabn; n\u00f3 m\u1ec1m ra khi n\u00f3ng v\u00e0 c\u1ee9ng l\u1ea1i khi l\u1ea1nh. EPR l\u00e0 v\u1eadt li\u1ec7u nhi\u1ec7t r\u1eafn li\u00ean k\u1ebft ngang c\u00f3 \u0111\u1ecbnh m\u1ee9c 90 \u00b0C v\u00e0 250 \u00b0C, kh\u00f4ng th\u1ec3 n\u00f3ng ch\u1ea3y v\u00e0 v\u1eabn m\u1ec1m d\u1ebbo \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/p>\n<h3>C\u00e1p c\u00e1ch \u0111i\u1ec7n EPR c\u00f3 th\u1ec3 d\u00f9ng ngo\u00e0i tr\u1eddi v\u00e0 \u1edf n\u01a1i \u1ea9m \u01b0\u1edbt kh\u00f4ng?<\/h3>\n<p>C\u00f3, v\u1edbi m\u1ed9t l\u1edbp v\u1ecf b\u1ecdc ph\u00f9 h\u1ee3p. EPR v\u1ed1n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu ozone, \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi v\u00e0 \u0111\u1ed9 \u1ea9m, \u0111\u1ed3ng th\u1eddi \u00edt nh\u1ea1y c\u1ea3m v\u1edbi hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y n\u01b0\u1edbc; c\u00e1c c\u1ea5u t\u1ea1o c\u00e1p m\u1ecf di \u0111\u1ed9ng \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o theo ICEA S-75-381 c\u00f3 \u0111\u1ecbnh m\u1ee9c 90 \u00b0C trong m\u00f4i tr\u01b0\u1eddng \u01b0\u1edbt ho\u1eb7c kh\u00f4 v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi. Kh\u1ea3 n\u0103ng ch\u1ecbu d\u1ea7u v\u00e0 ch\u1ecbu m\u00e0i m\u00f2n \u0111\u1ebfn t\u1eeb l\u1edbp v\u1ecf b\u1ecdc, v\u00ec v\u1eady h\u00e3y ch\u1ec9 \u0111\u1ecbnh l\u1edbp v\u1ecf b\u1ecdc ph\u00f9 h\u1ee3p v\u1edbi c\u00f4ng tr\u01b0\u1eddng, kh\u00f4ng ch\u1ec9 ri\u00eang l\u1edbp c\u00e1ch \u0111i\u1ec7n.<\/p>\n<h3>C\u00e1ch \u0111i\u1ec7n EPR c\u00f3 y\u00eau c\u1ea7u ru\u1ed9t d\u1eabn \u0111\u1ed3ng m\u1ea1 thi\u1ebfc kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. Kh\u00e1c v\u1edbi c\u00e1c h\u1ee3p ch\u1ea5t cao su th\u1ebf h\u1ec7 c\u0169, EPR kh\u00f4ng g\u00e2y \u0103n m\u00f2n \u0111\u1ed3ng tr\u1ea7n, v\u00ec v\u1eady kh\u00f4ng c\u1ea7n m\u1ea1 thi\u1ebfc \u0111\u1ec3 b\u1ea3o v\u1ec7 l\u1edbp c\u00e1ch \u0111i\u1ec7n. Ru\u1ed9t d\u1eabn m\u1ea1 thi\u1ebfc v\u1eabn \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh cho c\u00e1p DLO, c\u00e1p m\u1ecf v\u00e0 c\u00e1p t\u00e0u th\u1ee7y v\u00ec l\u00fd do ch\u1ed1ng \u0103n m\u00f2n v\u00e0 \u0111\u1ea5u n\u1ed1i, \u0111\u00e2y l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh ri\u00eang \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong h\u01b0\u1edbng d\u1eabn v\u1ec1 c\u00e1p DLO.<\/p>\n<h2 id=\"next\">G\u1eedi th\u00f4ng tin ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c, kh\u00f4ng ch\u1ec9 h\u1ee3p ch\u1ea5t<\/h2>\n<p>Ch\u1ecdn EPR khi c\u00e1p di chuy\u1ec3n, b\u1ecb \u01b0\u1edbt ho\u1eb7c n\u1eb1m tr\u00ean m\u1ea1ch bi\u1ebfn t\u1ea7n, ch\u1ecdn XLPE khi c\u00e1p \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t m\u1ed9t l\u1ea7n v\u00e0 ph\u1ea3i truy\u1ec1n t\u1ea3i \u0111i\u1ec7n trung th\u1ebf v\u1edbi chi ph\u00ed th\u1ea5p trong nhi\u1ec1u th\u1eadp k\u1ef7, v\u00e0 ch\u1ecdn XLPO khi th\u00e0nh m\u1ecfng \u1edf 125 \u00b0C v\u00e0 t\u00ednh n\u0103ng \u00edt kh\u00f3i quan tr\u1ecdng h\u01a1n kh\u1ea3 n\u0103ng u\u1ed1n. N\u1ebfu hai y\u00eau c\u1ea7u trong s\u1ed1 \u0111\u00f3 k\u00e9o theo hai h\u01b0\u1edbng kh\u00e1c nhau, \u0111\u00f3 ch\u00ednh l\u00e0 cu\u1ed9c trao \u0111\u1ed5i \u0111\u00e1ng c\u00f3 tr\u01b0\u1edbc khi c\u1eaft cu\u1ed9n c\u00e1p.<\/p>\n<p>H\u00e3y g\u1eedi c\u1ea5p \u0111i\u1ec7n \u00e1p, ti\u1ebft di\u1ec7n ru\u1ed9t d\u1eabn, ch\u1ebf \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed9ng, d\u1ea3i nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng v\u00e0 ti\u00eau chu\u1ea9n m\u00e0 d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n vi\u1ec7n d\u1eabn, b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt s\u1ebd x\u00e1c nh\u1eadn c\u00e1ch \u0111i\u1ec7n, v\u1ecf b\u1ecdc v\u00e0 th\u1eddi gian giao h\u00e0ng hi\u1ec7n h\u00e0nh cho c\u1ea5u t\u1ea1o ph\u00f9 h\u1ee3p.<\/p>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch \u0111i\u1ec7n EPR l\u00e0 cao su ethylene propylene li\u00ean k\u1ebft ngang b\u00ean trong c\u00e1p m\u1ecf, c\u00e1p cu\u1ed1n tang, c\u00e1p \u0111\u1ea7u m\u00e1y v\u00e0 c\u00e1p di \u0111\u1ed9ng. C\u00e1ch \u0111i\u1ec7n n\u00e0y so v\u1edbi XLPE v\u00e0 XLPO ra sao, v\u00e0 n\u00ean ch\u1ec9 \u0111\u1ecbnh lo\u1ea1i n\u00e0o theo ch\u1ebf \u0111\u1ed9 l\u00e0m vi\u1ec7c.<\/p>","protected":false},"author":1,"featured_media":5054,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[621],"tags":[],"class_list":["post-5058","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cable-selection-engineering-guides"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/posts\/5058","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/comments?post=5058"}],"version-history":[{"count":2,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/posts\/5058\/revisions"}],"predecessor-version":[{"id":5071,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/posts\/5058\/revisions\/5071"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/media\/5054"}],"wp:attachment":[{"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/media?parent=5058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/categories?post=5058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tebaoflex-cable.com\/vi\/wp-json\/wp\/v2\/tags?post=5058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}