{"id":3851,"date":"2026-08-20T16:34:54","date_gmt":"2026-08-20T16:34:54","guid":{"rendered":"https:\/\/huyuglobal.com\/?p=3851"},"modified":"2026-08-20T16:34:56","modified_gmt":"2026-08-20T16:34:56","slug":"type-w-meaning","status":"publish","type":"post","link":"https:\/\/huyuglobal.com\/vi\/blog\/type-w-meaning\/","title":{"rendered":"\u00dd ngh\u0129a Lo\u1ea1i W"},"content":{"rendered":"<p>N\u1ebfu b\u1ea1n \u0111\u00e3 t\u1eebng ch\u1ec9 \u0111\u1ecbnh c\u00e1p cho m\u1ed9t c\u00f4ng tr\u01b0\u1eddng x\u00e2y d\u1ef1ng, m\u1ed9t m\u00e1y ph\u00e1t \u0111i\u1ec7n, m\u1ed9t ho\u1ea1t \u0111\u1ed9ng khai th\u00e1c m\u1ecf ho\u1eb7c m\u1ed9t h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n di \u0111\u1ed9ng, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e3 g\u1eb7p thu\u1eadt ng\u1eef \u201cType W\u201d v\u00e0 \u0111\u1ed1i m\u1eb7t v\u1edbi s\u1ef1 nh\u1ea7m l\u1eabn m\u00e0 n\u00f3 mang l\u1ea1i. \u201cW\u201d l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a g\u00ec? N\u01b0\u1edbc? Th\u1eddi ti\u1ebft? D\u00e2y \u0111i\u1ec7n? V\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a n\u00f3 v\u1edbi SOOW, c\u0169ng c\u00f3 ch\u1eef \u201cW\u201d trong \u0111\u00f3 l\u00e0 g\u00ec? D\u01b0\u1edbi \u0111\u00e2y l\u00e0 th\u00f4ng tin b\u1ea1n c\u1ea7n bi\u1ebft: Type W \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ph\u00e2n lo\u1ea1i UL c\u1ee7a c\u00e1p \u0111i\u1ec7n di \u0111\u1ed9ng ch\u1ecbu t\u1ea3i n\u1eb7ng v\u1edbi \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c l\u00ean \u0111\u1ebfn 2000 volt, \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng l\u1edbp c\u00e1ch \u0111i\u1ec7n EPDM d\u00e0y v\u00e0 v\u1ecf CPE c\u1ee9ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u00f4ng nghi\u1ec7p kh\u1eafc nghi\u1ec7t nh\u1ea5t. B\u00e0i vi\u1ebft th\u1ea3o lu\u1eadn v\u1ec1 \u00fd ngh\u0129a th\u1ef1c s\u1ef1 c\u1ee7a Type W, c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3, c\u00e1ch ph\u00e2n bi\u1ec7t n\u00f3 v\u1edbi SOOW v\u00e0 c\u00e1c lo\u1ea1i c\u00e1p di \u0111\u1ed9ng kh\u00e1c c\u0169ng nh\u01b0 c\u00e1ch ch\u1ecdn lo\u1ea1i ph\u00f9 h\u1ee3p.<\/p>\n<blockquote><p>Ghi ch\u00fa ng\u1eafn: Type W li\u00ean quan \u0111\u1ebfn ph\u00e2n lo\u1ea1i UL c\u1ee7a c\u00e1p \u0111i\u1ec7n di \u0111\u1ed9ng ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec7n \u00e1p cao l\u00ean \u0111\u1ebfn 2000V (v\u00ec c\u00e1c d\u00e2y d\u1eabn \u0111\u01a1n c\u0169ng \u0111\u1ed3ng th\u1eddi nh\u1eadn \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng RHH\/RHW cho 600V). Type W c\u00f3 l\u1edbp c\u00e1ch \u0111i\u1ec7n cao su EPDM nhi\u1ec7t r\u1eafn v\u00e0 v\u1ecf l\u00e0m t\u1eeb v\u1eadt li\u1ec7u CPE ho\u1eb7c CSPE, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1eeb -40\u00b0C \u0111\u1ebfn +90\u00b0C, trong khi c\u1ea5u tr\u00fac ho\u00e0n h\u1ea3o \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 khai th\u00e1c m\u1ecf, c\u00f4ng tr\u01b0\u1eddng x\u00e2y d\u1ef1ng, khoan gi\u00e0n ho\u1eb7c trong c\u00e1c m\u00e1y b\u01a1m. Ch\u1eef \u201dW\u201d ch\u1ec9 ra \u0111\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i c\u00e1p c\u1ee5 th\u1ec3 kh\u00f4ng th\u1ec3 nh\u1ea7m l\u1eabn v\u1edbi \u00fd ngh\u0129a c\u1ee7a \u201dW\u201d trong SOOW, v\u00ec \u1edf \u0111\u00e2y n\u00f3 c\u00f3 ngh\u0129a l\u00e0 d\u00e2y c\u00e1p ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft. Type W c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m h\u01a1n SOOW v\u00ec n\u00f3 cung c\u1ea5p \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c cao h\u01a1n, c\u00e1ch \u0111i\u1ec7n t\u1ed1t h\u01a1n v\u00e0 \u0111\u1ed9 b\u1ec1n cao h\u01a1n.<\/p><\/blockquote>\n<h2>\u201cType W\u201d c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/h2>\n<p>\u0110\u01b0\u1ee3c thi\u1ebft l\u1eadp b\u1edfi Underwriters Laboratory, ph\u00e2n lo\u1ea1i Type W x\u00e1c \u0111\u1ecbnh m\u1ed9t lo\u1ea1i c\u00e1p \u0111\u1ee7 b\u1ec1n \u0111\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u1ee9ng d\u1ee5ng kh\u1eafc nghi\u1ec7t h\u01a1n. N\u00f3 c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 m\u1ed9t lo\u1ea1i c\u00e1p \u0111i\u1ec7n di \u0111\u1ed9ng, v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i c\u00e1p ch\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 truy\u1ec1n t\u1ea3i \u0111i\u1ec7n trong c\u00e1c m\u00f4i tr\u01b0\u1eddng th\u01b0\u01a1ng m\u1ea1i.<\/p>\n<p>C\u00e1c \u0111\u1eb7c t\u00ednh \u0111\u1ecbnh ngh\u0129a c\u1ee7a c\u00e1p Type W:<\/p>\n<ul>\n<li>\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c: Type W \u0111\u01b0\u1ee3c \u0111\u1ecbnh m\u1ee9c cho \u0111i\u1ec7n \u00e1p cao l\u00ean \u0111\u1ebfn 2000 volt AC ho\u1eb7c DC (khi s\u1eed d\u1ee5ng nhi\u1ec1u d\u00e2y d\u1eabn) cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi c\u00e1c d\u00e2y c\u00e1p \u0111i\u1ec7n \u00e1p th\u1ea5p ti\u00eau chu\u1ea9n. C\u00e1c d\u00e2y d\u1eabn ri\u00eang l\u1ebb c\u0169ng \u0111\u00e1p \u1ee9ng x\u1ebfp h\u1ea1ng k\u00e9p RHH\/RHW \u1edf \u0111i\u1ec7n \u00e1p 600 volt.<\/li>\n<li>C\u00e1ch \u0111i\u1ec7n: cao su EPDM (ethylene propylene diene monomer) nhi\u1ec7t r\u1eafn cung c\u1ea5p v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n b\u1ec1n v\u00e0 ch\u1ecbu nhi\u1ec7t cao.<\/li>\n<li>V\u1ecf: v\u1ecf CPE (chlorinated polyethylene) ho\u1eb7c CSPE cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 \u0111\u00e1ng tin c\u1eady ch\u1ed1ng l\u1ea1i c\u00e1c v\u1eadt li\u1ec7u \u0103n m\u00f2n v\u00e0 \u0111\u1ed9 \u1ea9m.<\/li>\n<li>D\u1ea3i nhi\u1ec7t \u0111\u1ed9: -40\u00b0\u0421 \u0111\u1ebfn +90\u00b0\u0421.<\/li>\n<li>D\u00e2y d\u1eabn: t\u1eeb 1 \u0111\u1ebfn 5 d\u00e2y d\u1eabn (\u0111en, tr\u1eafng, \u0111\u1ecf, xanh l\u00e1, cam) ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 linh ho\u1ea1t cao; k\u00edch th\u01b0\u1edbc AWG t\u1eeb 8 AWG \u0111\u1ebfn 500 MCM khi s\u1eed d\u1ee5ng l\u00e0m d\u00e2y d\u1eabn \u0111\u01a1n v\u00e0 t\u1eeb 8<\/li>\n<li>AWG \u0111\u1ebfn 4\/0 AWG khi s\u1eed d\u1ee5ng l\u00e0m d\u00e2y d\u1eabn \u0111a l\u00f5i.<\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, c\u00e1p Type W l\u00e0 lo\u1ea1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u00e1p n\u1ed1i d\u00e0i ti\u00eau chu\u1ea9n ho\u1eb7c th\u1eadm ch\u00ed c\u00e1p SOOW kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c d\u00f2ng \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n \u00e1p y\u00eau c\u1ea7u t\u1ea1i c\u00f4ng tr\u01b0\u1eddng, m\u1ecf, v.v.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3852\" src=\"https:\/\/huyuglobal.com\/wp-content\/uploads\/2026\/08\/Type-W-vs-the-W-in-SOOW.webp\" alt=\"Type W so v\u1edbi ch\u1eef W trong SOOW\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"confusion\">S\u1ef1 nh\u1ea7m l\u1eabn v\u1ec1 \u201cW\u201d: Type W so v\u1edbi ch\u1eef W trong SOOW<\/h2>\n<p>Ch\u1eef \u201cW\u201d xu\u1ea5t hi\u1ec7n trong hai lo\u1ea1i k\u00fd hi\u1ec7u c\u00e1p kh\u00e1c nhau v\u00e0 ch\u00fang \u0111\u1ec1 c\u1eadp \u0111\u1ebfn hai \u00fd ngh\u0129a ho\u00e0n to\u00e0n kh\u00e1c bi\u1ec7t, t\u1ea1o n\u00ean khu v\u1ef1c g\u00e2y nh\u1ea7m l\u1eabn l\u1edbn nh\u1ea5t.<\/p>\n<table>\n<thead>\n<tr>\n<th>K\u00fd hi\u1ec7u<\/th>\n<th>\u00dd ngh\u0129a c\u1ee7a \u201cW\u201d<\/th>\n<th>\u00dd ngh\u0129a \u0111\u1ea7y \u0111\u1ee7<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Lo\u1ea1i W<\/strong> (c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng)<\/td>\n<td>\u201cW\u201d \u0111\u01a1n gi\u1ea3n l\u00e0 <strong>t\u00ean lo\u1ea1i<\/strong> cho d\u00f2ng c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng ch\u1ecbu t\u1ea3i n\u1eb7ng n\u00e0y<\/td>\n<td>UL Type W \u2014 c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng 2.000V<\/td>\n<\/tr>\n<tr>\n<td><strong>SOOW<\/strong> (d\u00e2y d\u1ecbch v\u1ee5)<\/td>\n<td>\u201cW\u201d \u0111\u1ea1i di\u1ec7n cho <strong>Ch\u1ed1ng n\u01b0\u1edbc v\u00e0 th\u1eddi ti\u1ebft<\/strong><\/td>\n<td>S = D\u1ecbch v\u1ee5 nghi\u00eam ng\u1eb7t, OO = c\u00e1ch \u0111i\u1ec7n + \u00e1o kho\u00e1c ch\u1ecbu d\u1ea7u, W = ch\u1ed1ng th\u1eddi ti\u1ebft\/n\u01b0\u1edbc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Do \u0111\u00f3, m\u1eb7c d\u00f9 c\u1ea3 \u201cType W\u201d v\u00e0 \u201cSOOW\u201d \u0111\u1ec1u c\u00f3 ch\u1eef \u201cW\u201d trong t\u00ean, trong tr\u01b0\u1eddng h\u1ee3p tr\u01b0\u1edbc, \u201cW\u201d l\u00e0 m\u1ed9t ph\u1ea7n trong t\u00ean c\u00e1p, gi\u1ed1ng nh\u01b0 c\u00e1c lo\u1ea1i \u201cType G\u201d v\u00e0 \u201cType SC.\u201d Ng\u01b0\u1ee3c l\u1ea1i, trong \u201cSOOW,\u201d \u201cW\u201d \u0111\u00f3ng vai tr\u00f2 l\u00e0 t\u00ednh t\u1eeb ch\u1ec9 r\u1eb1ng c\u00e1p c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc. V\u00ec v\u1eady, b\u1ea5t k\u1ef3 ai t\u00ecm ki\u1ebfm \u201ctype w meaning\u201d li\u00ean quan \u0111\u1ebfn c\u00e1p h\u1ea7u nh\u01b0 lu\u00f4n t\u00ecm ki\u1ebfm c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng UL Type W thay v\u00ec kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc.<\/p>\n<h2 id=\"specs\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u00e1p Type W<\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u00ecnh \u1ea3nh t\u1ed5ng th\u1ec3 c\u1ee7a m\u1ed9t c\u00e1p Type W \u0111i\u1ec3n h\u00ecnh:<\/p>\n<table>\n<thead>\n<tr>\n<th>Tham s\u1ed1<\/th>\n<th>Gi\u00e1 tr\u1ecb<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Lo\u1ea1i c\u00e1p<\/td>\n<td>UL Type W (c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u00e1nh gi\u00e1 \u0111i\u1ec7n \u00e1p<\/td>\n<td>000V AC\/DC (\u0111a l\u00f5i); l\u00f5i \u0111\u01a1n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 k\u00e9p RHH\/RHW 600V<\/td>\n<\/tr>\n<tr>\n<td>C\u00e1ch \u0111i\u1ec7n<\/td>\n<td>Cao su EPDM nhi\u1ec7t r\u1eafn<\/td>\n<\/tr>\n<tr>\n<td>\u00c1o kho\u00e1c<\/td>\n<td>CPE ho\u1eb7c CSPE<\/td>\n<\/tr>\n<tr>\n<td>D\u1ea3i nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>-40\u00b0C \u0111\u1ebfn +90\u00b0C<\/td>\n<\/tr>\n<tr>\n<td>S\u1ed1 l\u01b0\u1ee3ng l\u00f5i d\u1eabn<\/td>\n<td>1-5 (\u0111en, tr\u1eafng, \u0111\u1ecf, xanh l\u00e1, cam)<\/td>\n<\/tr>\n<tr>\n<td>C\u1ea5u tr\u00fac b\u1ec7n<\/td>\n<td>\u0110\u1ed3ng b\u1ec7n d\u1ea1ng d\u00e2y th\u1eebng (linh ho\u1ea1t)<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc l\u00f5i \u0111\u01a1n<\/td>\n<td>8 AWG \u0111\u1ebfn 500 MCM<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc \u0111a l\u00f5i<\/td>\n<td>8 AWG \u0111\u1ebfn 4\/0 AWG<\/td>\n<\/tr>\n<tr>\n<td>\u0110i\u1ec7n tr\u1edf<\/td>\n<td>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, va \u0111\u1eadp, d\u1ea7u, h\u00f3a ch\u1ea5t v\u00e0 th\u1eddi ti\u1ebft xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td>Ph\u00ea duy\u1ec7t<\/td>\n<td>UL 1650, ki\u1ec3m tra ng\u1ecdn l\u1eeda MSHA, ki\u1ec3m tra ng\u1ecdn l\u1eeda UL, ICEA S-75-381 \/ NEMA WC-58, CSA, RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00e1ng ch\u00fa \u00fd \u1edf \u0111\u00e2y l\u00e0 \u0111\u1ecbnh m\u1ee9c 2.000V (kho\u1ea3ng 3,3 l\u1ea7n so v\u1edbi 600V SOOW), c\u00f9ng v\u1edbi l\u1edbp \u00e1o d\u00e0y v\u00e0 ch\u1eafc ch\u1eafn kh\u00f4ng g\u1eb7p kh\u00f3 kh\u0103n v\u1edbi \u0111\u00e1, ph\u01b0\u01a1ng ti\u1ec7n ho\u1eb7c th\u1eddi ti\u1ebft x\u1ea5u.<\/p>\n<h2>C\u00e1p Lo\u1ea1i W \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h2>\n<p>Lo\u1ea1i W \u0111\u01b0\u1ee3c \u01b0u ti\u00ean \u1edf m\u1ecdi n\u01a1i m\u00e1y m\u00f3c di \u0111\u1ed9ng c\u1ea7n \u0111i\u1ec7n \u00e1p cao, d\u00f2ng \u0111i\u1ec7n l\u1edbn v\u00e0 k\u1ebft c\u1ea5u ch\u1eafc ch\u1eafn:<\/p>\n<ul>\n<li>Khai th\u00e1c m\u1ecf \u2014 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u00e1y khoan, b\u0103ng t\u1ea3i, b\u01a1m v\u00e0 thi\u1ebft b\u1ecb v\u1eadn chuy\u1ec3n (\u0111\u01b0\u1ee3c MSHA ph\u00ea duy\u1ec7t cho khai th\u00e1c m\u1ecf).<\/li>\n<li>X\u00e2y d\u1ef1ng \u2014 cung c\u1ea5p \u0111i\u1ec7n t\u1ea1m th\u1eddi t\u1eeb m\u00e1y ph\u00e1t \u0111i\u1ec7n \u0111\u1ebfn b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, m\u00e1y h\u00e0n v\u00e0 m\u00e1y m\u00f3c n\u1eb7ng.<\/li>\n<li>Cho thu\u00ea m\u00e1y ph\u00e1t \u0111i\u1ec7n \u2014 k\u1ebft n\u1ed1i m\u00e1y ph\u00e1t \u0111i\u1ec7n v\u1edbi h\u1ed9p ph\u00e2n ph\u1ed1i v\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n giao.<\/li>\n<li>D\u1ea7u kh\u00ed v\u00e0 gi\u00e0n khoan \u2014 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho b\u01a1m b\u00f9n, t\u1eddi v\u00e0 thi\u1ebft b\u1ecb t\u1ea1i c\u00e1c c\u00f4ng tr\u01b0\u1eddng khoan.<\/li>\n<li>V\u1eadn t\u1ea3i bi\u1ec3n \u2014 cung c\u1ea5p \u0111i\u1ec7n b\u1edd v\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng h\u00e0ng h\u1ea3i n\u1eb7ng.<\/li>\n<li>Gi\u1ea3i tr\u00ed \u2014 \u0111\u1ea3m b\u1ea3o ph\u00e2n ph\u1ed1i c\u00f4ng su\u1ea5t cao t\u1eeb c\u00e1c xe s\u1ea3n xu\u1ea5t.<\/li>\n<li>C\u00f4ng nghi\u1ec7p \u2014 cung c\u1ea5p \u0111i\u1ec7n t\u1ea1m th\u1eddi cho b\u1ea3o tr\u00ec, th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u00e1y m\u00f3c v\u1eadn chuy\u1ec3n.<\/li>\n<li>B\u01a1m v\u00e0 c\u1ea7n c\u1ea9u \u2014 \u0111\u1ed9ng c\u01a1 s\u1eed d\u1ee5ng nhi\u1ec1u d\u00f2ng \u0111i\u1ec7n tr\u00ean kho\u1ea3ng c\u00e1ch d\u00e0i.<\/li>\n<\/ul>\n<p>\u0110\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 RHH\/RHW, Lo\u1ea1i W c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 d\u00e2y k\u1ebft n\u1ed1i \u0111a n\u0103ng trong \u1ed1ng d\u1eabn.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3853\" src=\"https:\/\/huyuglobal.com\/wp-content\/uploads\/2026\/08\/Type-W-vs-SOOW.webp\" alt=\"Type W so v\u1edbi SOOW\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>Lo\u1ea1i W so v\u1edbi SOOW: Nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh<\/h2>\n<div>Lo\u1ea1i W v\u00e0 SOOW l\u00e0 hai lo\u1ea1i c\u00e1p di \u0111\u1ed9ng c\u00f4ng nghi\u1ec7p ph\u1ed5 bi\u1ebfn nh\u1ea5t, v\u00e0 ng\u01b0\u1eddi mua th\u01b0\u1eddng so s\u00e1nh ch\u00fang:<\/div>\n<div><\/div>\n<table>\n<thead>\n<tr>\n<th>T\u00ednh N\u0103ng<\/th>\n<th>Lo\u1ea1i W<\/th>\n<th>SOOW<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Lo\u1ea1i<\/td>\n<td>C\u00e1p ngu\u1ed3n di \u0111\u1ed9ng<\/td>\n<td>D\u00e2y d\u1ecbch v\u1ee5<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u00e1nh gi\u00e1 \u0111i\u1ec7n \u00e1p<\/td>\n<td><strong>000V<\/strong><\/td>\n<td>600V<\/td>\n<\/tr>\n<tr>\n<td>C\u00e1ch \u0111i\u1ec7n<\/td>\n<td>EPDM d\u00e0y h\u01a1n<\/td>\n<td>EPDM (m\u1ecfng h\u01a1n)<\/td>\n<\/tr>\n<tr>\n<td>\u00c1o kho\u00e1c<\/td>\n<td>CPE\/CSPE n\u1eb7ng \u2014 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n\/va \u0111\u1eadp t\u1ed1i \u0111a<\/td>\n<td>CPE \u2014 b\u1ec1n nh\u01b0ng linh ho\u1ea1t h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 linh ho\u1ea1t<\/td>\n<td>C\u1ee9ng h\u01a1n, n\u1eb7ng h\u01a1n<\/td>\n<td>Linh ho\u1ea1t h\u01a1n, d\u1ec5 cu\u1ed9n v\u00e0 \u0111\u1ecbnh tuy\u1ebfn<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 b\u1ec1n<\/td>\n<td>V\u01b0\u1ee3t tr\u1ed9i \u2014 ch\u1ecbu \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ti\u1ec7n, \u0111\u00e1, va \u0111\u1eadp<\/td>\n<td>T\u1ed1t \u2014 ph\u00f9 h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft c\u00e1c c\u00f4ng tr\u01b0\u1eddng<\/td>\n<\/tr>\n<tr>\n<td>K\u00edch th\u01b0\u1edbc \u0111i\u1ec3n h\u00ecnh<\/td>\n<td>8 AWG \u0111\u1ebfn 4\/0 (\u0111a l\u00f5i); l\u00ean \u0111\u1ebfn 500 MCM \u0111\u01a1n l\u00f5i<\/td>\n<td>18 \u0111\u1ebfn 6 AWG \u0111i\u1ec3n h\u00ecnh<\/td>\n<\/tr>\n<tr>\n<td>Ph\u00ea duy\u1ec7t ch\u00ednh<\/td>\n<td>UL 1650, MSHA, CSA<\/td>\n<td>UL\/CSA, NEC \u0110i\u1ec1u 400<\/td>\n<\/tr>\n<tr>\n<td>Chi Ph\u00ed<\/td>\n<td>Gi\u00e1 cao h\u01a1n m\u1ed7i foot (nhi\u1ec1u \u0111\u1ed3ng + c\u00e1ch \u0111i\u1ec7n h\u01a1n)<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Ph\u00f9 h\u1ee3p nh\u1ea5t cho<\/td>\n<td>\u0110i\u1ec7n \u00e1p cao, khai th\u00e1c m\u1ecf, m\u00e1y m\u00f3c n\u1eb7ng, ph\u00e2n ph\u1ed1i m\u00e1y ph\u00e1t \u0111i\u1ec7n<\/td>\n<td>D\u1ee5ng c\u1ee5, \u0111\u1ed9ng c\u01a1, thi\u1ebft b\u1ecb di \u0111\u1ed9ng d\u01b0\u1edbi 600V<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>T\u00f3m l\u1ea1i: d\u01b0\u1edbi 600V v\u00e0 c\u1ea7n linh ho\u1ea1t? Ch\u1ecdn SOOW; c\u1ea7n 600V-2.000V, c\u00f3 th\u1ec3 chi tr\u1ea3 cho vi\u1ec7c ch\u1ee9ng nh\u1eadn ph\u00f9 h\u1ee3p khai th\u00e1c m\u1ecf ho\u1eb7c ho\u1ea1t \u0111\u1ed9ng \u1edf s\u1ee9c c\u0103ng t\u1ed1i \u0111a? Ch\u1ecdn Lo\u1ea1i W.<\/p>\n<h2>Lo\u1ea1i W so v\u1edbi c\u00e1c c\u00e1p di \u0111\u1ed9ng kh\u00e1c (SJOOW, SEOOW, STOW, Lo\u1ea1i G)<\/h2>\n<p>Gia \u0111\u00ecnh c\u00e1p di \u0111\u1ed9ng c\u00f3 nhi\u1ec1u th\u00e0nh vi\u00ean; \u0111\u00e2y l\u00e0 c\u00e1ch Lo\u1ea1i W so s\u00e1nh:<\/p>\n<table>\n<thead>\n<tr>\n<th>Lo\u1ea1i c\u00e1p<\/th>\n<th>\u1ee8ng d\u1ee5ng ch\u00ednh<\/th>\n<th>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/th>\n<th>S\u1eed D\u1ee5ng T\u1ed1t Nh\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>SJOOW<\/strong><\/td>\n<td>300V<\/td>\n<td>\u201cD\u00e2y d\u1ecbch v\u1ee5 \u201dnh\u1ecf\u201d \u2014 m\u1ecfng, linh ho\u1ea1t<\/td>\n<td>D\u1ee5ng c\u1ee5 nh\u1eb9, thi\u1ebft b\u1ecb nh\u1ecf<\/td>\n<\/tr>\n<tr>\n<td><strong>SOOW<\/strong><\/td>\n<td>600V<\/td>\n<td>D\u00e2y d\u1ecbch v\u1ee5 ch\u1ecbu t\u1ea3i n\u1eb7ng, ch\u1ed1ng d\u1ea7u + n\u01b0\u1edbc<\/td>\n<td>D\u1ee5ng c\u1ee5 v\u00e0 thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p chung<\/td>\n<\/tr>\n<tr>\n<td><strong>SEOOW<\/strong><\/td>\n<td>600V<\/td>\n<td>\u00c1o gi\u00e1p elastomer nhi\u1ec7t d\u1ebbo<\/td>\n<td>M\u00f4i tr\u01b0\u1eddng \u0111\u00f3ng b\u0103ng, l\u1ea1nh c\u1ef1c \u0111\u1ed9<\/td>\n<\/tr>\n<tr>\n<td><strong>C\u1ea5t gi\u1eef<\/strong><\/td>\n<td>600V<\/td>\n<td>\u00c1o gi\u00e1p nhi\u1ec7t d\u1ebbo (PVC)<\/td>\n<td>D\u00e2y n\u1ed1i ti\u00eau chu\u1ea9n ti\u00eau d\u00f9ng<\/td>\n<\/tr>\n<tr>\n<td><strong>Lo\u1ea1i W<\/strong><\/td>\n<td>000V<\/td>\n<td>C\u00e1p ngu\u1ed3n di \u0111\u1ed9ng n\u1eb7ng, MSHA<\/td>\n<td>Khai th\u00e1c m\u1ecf, ph\u00e2n ph\u1ed1i \u0111i\u1ec7n \u00e1p cao, thi\u1ebft b\u1ecb n\u1eb7ng<\/td>\n<\/tr>\n<tr>\n<td><strong>Lo\u1ea1i G<\/strong><\/td>\n<td>000V<\/td>\n<td>R\u1ea5t gi\u1ed1ng v\u1edbi Lo\u1ea1i W; d\u00e2y d\u1eabn n\u1ed1i \u0111\u1ea5t \u0111\u01b0\u1ee3c bao g\u1ed3m trong b\u1ed9 l\u1eafp r\u00e1p<\/td>\n<td>Ph\u00e2n ph\u1ed1i ngu\u1ed3n di \u0111\u1ed9ng v\u1edbi n\u1ed1i \u0111\u1ea5t t\u00edch h\u1ee3p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Lo\u1ea1i W v\u00e0 Lo\u1ea1i G g\u1ea7n nh\u01b0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c coi l\u00e0 hai lo\u1ea1i anh em v\u00ec c\u1ea3 hai \u0111\u1ec1u l\u00e0 c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u1edf 2.000V, c\u00f3 ngh\u0129a l\u00e0 ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng v\u00e0 b\u1ec1n b\u1ec9 v\u1edbi nhi\u1ec1u hao m\u00f2n. Tuy nhi\u00ean, \u0111i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa Lo\u1ea1i W v\u00e0 Lo\u1ea1i G l\u00e0 c\u1ea5u tr\u00fac Lo\u1ea1i G th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi d\u00e2y d\u1eabn n\u1ed1i \u0111\u1ea5t nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a b\u1ed9 s\u1ea3n ph\u1ea9m trong khi Lo\u1ea1i W ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1ch b\u1ed1 tr\u00ed d\u00e2y d\u1eabn \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t. Trong h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p, c\u00f4ng vi\u1ec7c \u0111i\u1ec7n \u00e1p cao di \u0111\u1ed9ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng b\u1ea5t k\u1ef3 lo\u1ea1i n\u00e0o; \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ki\u1ec3m tra lo\u1ea1i n\u00e0o ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi c\u00f4ng vi\u1ec7c hi\u1ec7n t\u1ea1i.<\/p>\n<h2>Ph\u00ea duy\u1ec7t &amp; Ti\u00eau chu\u1ea9n<\/h2>\n<p>C\u00e1p Lo\u1ea1i W s\u1edf h\u1eefu nhi\u1ec1u ch\u1ee9ng nh\u1eadn \u0111\u1ea3m b\u1ea3o th\u00e0nh c\u00f4ng trong nhi\u1ec1u \u1ee9ng d\u1ee5ng:<\/p>\n<ul>\n<li>UL 1650 \u2014 \u0110\u00e2y l\u00e0 ti\u00eau chu\u1ea9n c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng.<\/li>\n<li>Danh s\u00e1ch UL Lo\u1ea1i W \u2014 \u0110\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cho 2.000V trong m\u1ecdi c\u1ea5u h\u00ecnh.<\/li>\n<li>UL \u0111\u00e1nh gi\u00e1 k\u00e9p RHH\/RHW \u2014 ch\u1ec9 ra r\u1eb1ng c\u00e1c d\u00e2y d\u1eabn \u0111\u01a1n \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cho 600V nh\u01b0 d\u00e2y x\u00e2y d\u1ef1ng chung.<\/li>\n<li>Th\u1eed nghi\u1ec7m ch\u00e1y MSHA \u2014 Ph\u00ea duy\u1ec7t cho s\u1eed d\u1ee5ng khai th\u00e1c m\u1ecf (c\u1ea7n thi\u1ebft cho \u1ee9ng d\u1ee5ng d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t).<\/li>\n<li>ICEA S-75-381 \/ NEMA WC-58 \u2014 \u0110\u00e2y l\u00e0 c\u00e1c ti\u00eau chu\u1ea9n c\u00e1p di \u0111\u1ed9ng \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn.<\/li>\n<li>Ph\u00ea duy\u1ec7t CSA \u2014 Ch\u1ee9ng nh\u1eadn c\u1ee7a Canada.<\/li>\n<li>RoHS \u2014 \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00e1c ch\u1ea5t nguy hi\u1ec3m b\u1ecb h\u1ea1n ch\u1ebf kh\u00f4ng c\u00f3 m\u1eb7t.<\/li>\n<\/ul>\n<p>N\u1ebfu d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n li\u00ean quan \u0111\u1ebfn MSHA, b\u1ea1n s\u1ebd c\u1ea7n c\u00e1p Lo\u1ea1i W \u2014 SOOW s\u1ebd kh\u00f4ng v\u01b0\u1ee3t qua ki\u1ec3m tra.<\/p>\n<h2 id=\"choose\">C\u00e1ch ch\u1ecdn: Lo\u1ea1i W hay SOOW?<\/h2>\n<p>Ti\u1ebfn h\u00e0nh \u0111\u1eb7t c\u00e1c c\u00e2u h\u1ecfi sau theo th\u1ee9 t\u1ef1:<\/p>\n<ul>\n<li>\u0110i\u1ec7n \u00e1p y\u00eau c\u1ea7u cho thi\u1ebft b\u1ecb l\u00e0 bao nhi\u00eau? \u0110\u1ed1i v\u1edbi \u0111i\u1ec7n \u00e1p l\u1edbn h\u01a1n 600V, Lo\u1ea1i W l\u00e0 l\u1ef1a ch\u1ecdn. \u0110\u1ed1i v\u1edbi \u0111i\u1ec7n \u00e1p b\u1eb1ng ho\u1eb7c d\u01b0\u1edbi 600V, c\u1ea3 hai l\u1ef1a ch\u1ecdn \u0111\u1ec1u \u0111\u1ee7.<\/li>\n<li>M\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c nghi\u00eam tr\u1ecdng \u0111\u1ebfn m\u1ee9c n\u00e0o? N\u1ebfu c\u00f3 khai th\u00e1c m\u1ecf (\u00e1p l\u1ef1c l\u1edbn t\u1eeb \u0111\u00e1, thi\u1ebft b\u1ecb k\u00e9o tr\u00ean c\u00e1p, nghi\u1ec1n n\u1eb7ng, v.v.), n\u00ean ch\u1ecdn Lo\u1ea1i W v\u00ec \u00e1o gi\u00e1p c\u1ee7a n\u00f3 d\u00e0y h\u01a1n.<\/li>\n<li>B\u1ea1n c\u00f3 c\u1ea7n s\u1ef1 cho ph\u00e9p t\u1eeb MSHA kh\u00f4ng? N\u1ebfu \u1ee9ng d\u1ee5ng di\u1ec5n ra d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t, ch\u1ecdn Lo\u1ea1i W.<\/li>\n<li>C\u00e1p c\u1ee7a b\u1ea1n c\u1ea7n linh ho\u1ea1t \u0111\u1ebfn m\u1ee9c n\u00e0o? N\u1ebfu c\u1ea7n u\u1ed1n cong quanh c\u00e1c g\u00f3c ch\u1eb7t, xo\u1eafn v\u00e0 quay, n\u00ean ch\u1ecdn SOOW.<\/li>\n<li>Ng\u00e2n s\u00e1ch l\u00e0m vi\u1ec7c l\u00e0 bao nhi\u00eau? Lo\u1ea1i W c\u00f3 gi\u00e1 cao h\u01a1n SOOW, n\u1ebfu c\u1ea7n \u0111i\u1ec7n \u00e1p d\u01b0\u1edbi 600V, ch\u1ecdn SOOW.<\/li>\n<\/ul>\n<h2>Quy t\u1eafc an to\u00e0n &amp; s\u1eed d\u1ee5ng<\/h2>\n<ul>\n<li>Ki\u1ec3m tra tr\u01b0\u1edbc m\u1ed7i l\u1ea7n s\u1eed d\u1ee5ng \u2014 t\u00ecm b\u1ea5t k\u1ef3 h\u01b0 h\u1ecfng n\u00e0o nh\u01b0 c\u1eaft, tr\u1ea7y x\u01b0\u1edbc, v\u00f9ng b\u1ecb n\u00e9n ho\u1eb7c d\u00e2y b\u1ecb l\u1ed9; Lo\u1ea1i W b\u1ec1n nh\u01b0ng kh\u00f4ng ph\u1ea3i kh\u00f4ng th\u1ec3 ph\u00e1 h\u1ee7y.<\/li>\n<li>Kh\u00f4ng s\u1eed d\u1ee5ng l\u00e0m d\u00e2y \u0111i\u1ec7n c\u1ed1 \u0111\u1ecbnh trong t\u01b0\u1eddng \u2014 \u0111\u00e2y l\u00e0 d\u00e2y di \u0111\u1ed9ng; \u0111\u1ed1i v\u1edbi c\u00f4ng vi\u1ec7c \u0111i\u1ec7n c\u1ed1 \u0111\u1ecbnh, d\u00e2y s\u1eed d\u1ee5ng l\u00e0 THHN\/THWN v\u1edbi \u1ed1ng d\u1eabn.<\/li>\n<li>Kh\u00f4ng ch\u00f4n tr\u1ef1c ti\u1ebfp tr\u1eeb khi c\u1ea5u tr\u00fac \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u00f4n \u2014 ki\u1ec3m tra c\u00e1c k\u00fd hi\u1ec7u tr\u00ean \u00e1o gi\u00e1p v\u00e0 y\u00eau c\u1ea7u \u0111\u1ecba ph\u01b0\u01a1ng.<\/li>\n<li>Ch\u1ecdn ampacity ch\u00ednh x\u00e1c theo t\u1ea3i \u2014 D\u00e2y Type W c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c 2.000V nh\u01b0ng \u0111\u00e2y l\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111i\u1ec7n \u00e1p ch\u1ee9 kh\u00f4ng ph\u1ea3i ampacity.<\/li>\n<li>Ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng \u2014 s\u1eed d\u1ee5ng d\u1ed1c ho\u1eb7c \u0111\u01b0\u1eddng n\u00e2ng cao n\u01a1i xe t\u1ea3i v\u00e0 \u00f4 t\u00f4 \u0111i qua c\u00e1p; tr\u00e1nh \u0111\u1eb7t c\u00e1p trong n\u01b0\u1edbc \u0111\u1ecdng v\u00e0 n\u01b0\u1edbc t\u00f9.<\/li>\n<li>C\u1ea1o s\u1ea1ch d\u1ea7u v\u00e0 c\u00e1c h\u00f3a ch\u1ea5t kh\u00e1c ngay sau khi c\u00e1p ti\u1ebfp x\u00fac qu\u00e1 m\u1ee9c v\u1edbi ch\u00fang \u2014 l\u1edbp \u00e1o c\u00e1p c\u00f3 th\u1ec3 ch\u1ed1ng d\u1ea7u, nh\u01b0ng s\u1ebd b\u1ec1n h\u01a1n khi kh\u00f4ng c\u00f3 c\u00e1c h\u00f3a ch\u1ea5t n\u00e0y.<\/li>\n<\/ul>\n<h2>Gi\u00e1 c\u1ea3 &amp; N\u01a1i mua<\/h2>\n<p>L\u00fd do gi\u00e1 Type W cao h\u01a1n so v\u1edbi SOOW l\u00e0 v\u00ec Type W s\u1eed d\u1ee5ng nhi\u1ec1u \u0111\u1ed3ng h\u01a1n v\u00e0 v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n n\u1eb7ng h\u01a1n. \u01af\u1edbc t\u00ednh gi\u00e1 \u0111i\u1ec3n h\u00ecnh theo foot cho n\u0103m 2025-2026 (cho d\u00e2y \u0111\u1ed3ng \u0111a l\u00f5i) nh\u01b0 sau:<\/p>\n<table>\n<thead>\n<tr>\n<th>K\u00edch th\u01b0\u1edbc d\u1eabn \u0111i\u1ec7n<\/th>\n<th>Gi\u00e1 \u0111i\u1ec3n h\u00ecnh theo foot<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>8 AWG (3-4 l\u00f5i)<\/td>\n<td>$4-$8<\/td>\n<\/tr>\n<tr>\n<td>6 AWG<\/td>\n<td>$6-$12<\/td>\n<\/tr>\n<tr>\n<td>4 AWG<\/td>\n<td>$8-$16<\/td>\n<\/tr>\n<tr>\n<td>2 AWG<\/td>\n<td>$12-$24<\/td>\n<\/tr>\n<tr>\n<td>1 AWG<\/td>\n<td>$15-$30<\/td>\n<\/tr>\n<tr>\n<td>1\/0 AWG<\/td>\n<td>$18-$38<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Gi\u00e1 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o vi\u1ec7c l\u1eafp \u0111\u1eb7t d\u00e2y, d\u1ef1a tr\u00ean s\u1ed1 l\u01b0\u1ee3ng l\u00f5i d\u1eabn \u0111i\u1ec7n, v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n v\u00e0 nh\u00e0 cung c\u1ea5p; tuy nhi\u00ean, chi ph\u00ed gi\u1ea3m \u0111\u00e1ng k\u1ec3 khi mua s\u1ed1 l\u01b0\u1ee3ng l\u1edbn t\u1eeb nh\u00e0 ph\u00e2n ph\u1ed1i d\u00e2y. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi mua x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i quanh ngu\u1ed3n \u0111i\u1ec7n di \u0111\u1ed9ng \u2014 m\u00e1y ph\u00e1t \u0111i\u1ec7n, c\u00f4ng t\u1eafc chuy\u1ec3n m\u1ea1ch v\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ph\u00eda sau ch\u00fang \u2014 k\u1ebft h\u1ee3p c\u00e1p ph\u00f9 h\u1ee3p v\u1edbi <a href=\"https:\/\/huyuglobal.com\/vi\/blog\/what-is-mccb-and-mcb\/\" rel=\"nofollow\">b\u1ea3o v\u1ec7 MCB\/MCCB<\/a> v\u00e0 m\u1ed9t ch\u1ee9ng nh\u1eadn <a href=\"https:\/\/huyuglobal.com\/vi\/blog\/what-is-ul-489-breakers\/\" rel=\"nofollow\">b\u1ed9 ng\u1eaft UL 489<\/a> gi\u1eef cho to\u00e0n b\u1ed9 chu\u1ed7i \u0111i\u1ec7n an to\u00e0n v\u00e0 tu\u00e2n th\u1ee7 quy chu\u1ea9n \u2014 v\u00e0 khi b\u1ed9 ng\u1eaft m\u1ea1ch c\u1ea7n thay th\u1ebf, chi ph\u00ed trong <a href=\"https:\/\/huyuglobal.com\/vi\/blog\/how-much-to-replace-a-circuit-breaker\/\" rel=\"nofollow\">h\u01b0\u1edbng d\u1eabn thay th\u1ebf b\u1ed9 ng\u1eaft m\u1ea1ch c\u1ee7a ch\u00fang t\u00f4i<\/a> gi\u00fap b\u1ea1n l\u1eadp ng\u00e2n s\u00e1ch c\u00f4ng vi\u1ec7c.<\/p>\n<h2 id=\"faq\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3>S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa c\u00e1p Type W v\u00e0 SOOW l\u00e0 g\u00ec?<\/h3>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u00fang bao g\u1ed3m x\u1ebfp h\u1ea1ng v\u00e0 \u0111\u1ed9 b\u1ec1n: Type W l\u00e0 c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng ch\u1eafc ch\u1eafn \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cho s\u1eed d\u1ee5ng c\u1ef1c \u0111oan v\u1edbi \u0111i\u1ec7n \u00e1p l\u00ean \u0111\u1ebfn 2.000V nh\u1edd l\u1edbp c\u00e1ch \u0111i\u1ec7n EPDM d\u00e0y v\u00e0 \u00e1o CPE trong khi SOOW l\u00e0 c\u00e1p linh ho\u1ea1t h\u01a1n v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n, \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cho s\u1eed d\u1ee5ng 600V. Type W c\u0169ng \u0111\u01b0\u1ee3c MSHA ph\u00ea duy\u1ec7t \u0111\u1ec3 s\u1eed d\u1ee5ng trong m\u1ecf. S\u1eed d\u1ee5ng SOOW d\u01b0\u1edbi 600V n\u1ebfu c\u1ea7n t\u00ednh linh ho\u1ea1t; ch\u1ecdn Type W cho \u0111i\u1ec7n \u00e1p cao h\u01a1n ho\u1eb7c \u0111\u1ed9 b\u1ec1n t\u1ed1i \u0111a.<\/p>\n<h3>C\u00e1p SOOW c\u00f3 c\u1ea7n \u0111\u1eb7t trong \u1ed1ng d\u1eabn kh\u00f4ng?<\/h3>\n<p>KH\u00d4NG \u2013 SOOW l\u00e0 d\u00e2y d\u1ecbch v\u1ee5 cho ph\u00e9p v\u1eadn h\u00e0nh m\u00e0 kh\u00f4ng c\u1ea7n \u1ed1ng d\u1eabn trong \u1ee9ng d\u1ee5ng linh ho\u1ea1t (NEC \u0110i\u1ec1u 400). Vi\u1ec7c s\u1eed d\u1ee5ng cho l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p, v\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t cho l\u1eafp \u0111\u1eb7t ng\u1ea7m. L\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh y\u00eau c\u1ea7u s\u1eed d\u1ee5ng d\u00e2y x\u00e2y d\u1ef1ng (THHN\/THWN) v\u00e0 \u1ed1ng d\u1eabn, trong khi SOOW c\u00f3 th\u1ec3 d\u00f9ng cho nhi\u1ec7m v\u1ee5 cung c\u1ea5p \u0111i\u1ec7n di \u0111\u1ed9ng.<\/p>\n<h3>SOOW \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 \u0111i\u1ec7n \u00e1p bao nhi\u00eau?<\/h3>\n<p>SOOW c\u00f3 \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c 600 volt (c\u1ed9ng v\u1edbi c\u00e1c phi\u00ean b\u1ea3n 300V \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 junior SJOOW). C\u00e1p SOOW c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng li\u00ean quan \u0111\u1ebfn h\u1ea7u h\u1ebft c\u00e1c d\u1ee5ng c\u1ee5 \u0111i\u1ec7n, \u0111\u1ed9ng c\u01a1 c\u0169ng nh\u01b0 m\u00e1y m\u00f3c. Tuy nhi\u00ean, c\u00e1p Type W \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u cho c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u00e1p cao h\u01a1n c\u0169ng nh\u01b0 cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng khai th\u00e1c m\u1ecf c\u1ea7n s\u1ef1 ph\u00ea duy\u1ec7t c\u1ee7a MSHA.<\/p>\n<h3>C\u00e1p Type W c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m d\u00e2y d\u1eabn trong x\u00e2y d\u1ef1ng kh\u00f4ng?<\/h3>\n<p>C\u00e1p \u0111\u01a1n d\u1eabn Type W l\u00e0 c\u00e1p \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 k\u00e9p v\u1edbi c\u1ea3 hai m\u1ee9c RHH v\u00e0 RHW l\u00ean \u0111\u1ebfn 600 volt. V\u00ec l\u00fd do n\u00e0y, c\u00e1p \u0111\u01a1n d\u1eabn Type W c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m d\u00e2y n\u1ed1i c\u00f4ng nghi\u1ec7p trong \u1ed1ng d\u1eabn l\u00ean \u0111\u1ebfn 600 volt. Tuy nhi\u00ean, trong khi c\u00e1p \u0111a d\u1eabn Type W \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng cho ngu\u1ed3n \u0111i\u1ec7n t\u1ea1m th\u1eddi, vi\u1ec7c s\u1eed d\u1ee5ng lo\u1ea1i n\u00e0y cho l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh kh\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb. Lu\u00f4n ki\u1ec3m tra c\u00e1c quy \u0111\u1ecbnh \u0111\u1ecba ph\u01b0\u01a1ng ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 c\u1ee7a c\u00e1p.<\/p>\n<h2>T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<ol>\n<li><a href=\"https:\/\/www.awcwire.com\/power-cable-and-portable-cord\/type-w\" rel=\"nofollow noopener\" target=\"_blank\">Allied Wire &amp; Cable \u2014 Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng c\u00e1p Type W<\/a><\/li>\n<li><a href=\"https:\/\/www.ul.com\/\" rel=\"nofollow noopener\" target=\"_blank\">UL \u2014 Ti\u00eau chu\u1ea9n c\u00e1p ngu\u1ed3n di \u0111\u1ed9ng UL 1650 &amp; Danh s\u00e1ch Type W<\/a><\/li>\n<li><a href=\"https:\/\/www.msha.gov\/\" rel=\"nofollow noopener\" target=\"_blank\">MSHA \u2014 Y\u00eau c\u1ea7u c\u00e1p c\u1ee7a C\u01a1 quan An to\u00e0n v\u00e0 S\u1ee9c kh\u1ecfe M\u1ecf<\/a><\/li>\n<li><a href=\"https:\/\/www.nfpa.org\/codes-and-standards\/nfpa-70-standard-development\" rel=\"nofollow noopener\" target=\"_blank\">NFPA 70 (NEC) \u2014 \u0110i\u1ec1u 400 D\u00e2y v\u00e0 c\u00e1p linh ho\u1ea1t<\/a><\/li>\n<li><a href=\"https:\/\/www.nema.org\/\" rel=\"nofollow noopener\" target=\"_blank\">NEMA \u2014 NEMA WC-58 C\u00e1p ngu\u1ed3n di \u0111\u1ed9ng v\u00e0 c\u00e1p c\u1ea5p ngu\u1ed3n<\/a><\/li>\n<li><a href=\"https:\/\/www.automationdirect.com\/flexible-portable-cord\" rel=\"nofollow noopener\" target=\"_blank\">AutomationDirect \u2014 H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn d\u00e2y di \u0111\u1ed9ng v\u00e0 Type W<\/a><\/li>\n<\/ol>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>Type W l\u00e0 k\u00fd hi\u1ec7u UL d\u00f9ng cho c\u00e1p ngu\u1ed3n linh ho\u1ea1t ch\u1ecbu t\u1ea3i n\u1eb7ng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p khi c\u00f4ng vi\u1ec7c l\u1edbn v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t: \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cho 2000 volt, l\u00e0m t\u1eeb v\u1eadt li\u1ec7u cao su EPDM v\u00e0 nh\u1ef1a CPE, c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 t\u1eeb -40 \u0111\u1ebfn +90 \u0111\u1ed9 C, tu\u00e2n th\u1ee7 MSHA cho c\u00e1c \u1ee9ng d\u1ee5ng khai th\u00e1c m\u1ecf. Ch\u1eef \u201cW\u201d ch\u1ec9 lo\u1ea1i c\u00e1p ch\u1ee9 kh\u00f4ng ph\u1ea3i ch\u1eef \u201cwater resistant\u201d W trong SOOW, \u0111\u00e2y l\u00e0 lo\u1ea1i c\u00e1p kh\u00e1c ho\u1ea1t \u0111\u1ed9ng \u1edf 600 volt v\u1edbi \u0111\u1ed9 linh ho\u1ea1t cao h\u01a1n v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n. S\u1eed d\u1ee5ng c\u00e1p SOOW cho c\u00e1c d\u1ee5ng c\u1ee5 di \u0111\u1ed9ng \u0111a n\u0103ng, v\u00e0 Type W cho ph\u00e2n ph\u1ed1i \u0111i\u1ec7n \u00e1p cao, khai th\u00e1c m\u1ecf, m\u00e1y ph\u00e1t \u0111i\u1ec7n v\u00e0 m\u00e1y m\u00f3c n\u1eb7ng \u2014 v\u00e0 lu\u00f4n k\u1ebft h\u1ee3p c\u00e1p n\u00e0y v\u1edbi thi\u1ebft b\u1ecb an to\u00e0n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>","protected":false},"excerpt":{"rendered":"<p>If you&#8217;ve found yourself specifying cable for a construction site, a generator, a mining operation or a portable power distribution system, you have probably come across the term &#8220;Type W&#8221; and faced the confusion it brings. &#8220;W\u201d for what? Water? Weather? Wire? And what&#8217;s its difference from SOOW, which has &#8220;W&#8221; in it as well? 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