{"id":20141,"date":"2025-11-16T18:22:04","date_gmt":"2025-11-16T10:22:04","guid":{"rendered":"https:\/\/viox.com\/?p=20141"},"modified":"2025-11-16T18:24:16","modified_gmt":"2025-11-16T10:24:16","slug":"why-outdoor-isolators-fail-polycarbonate-vs-abs","status":"publish","type":"post","link":"https:\/\/test.viox.com\/vi\/why-outdoor-isolators-fail-polycarbonate-vs-abs\/","title":{"rendered":"N\u1eafng, M\u01b0a v\u00e0 Ph\u00e1 ho\u1ea1i: T\u1ea1i sao B\u1ed9 c\u00e1ch ly ngo\u00e0i tr\u1eddi c\u1ee7a b\u1ea1n li\u00ean t\u1ee5c b\u1ecb h\u1ecfng"},"content":{"rendered":"<div class=\"product-intro\">\n<p>B\u1ea1n ti\u1ebfn \u0111\u1ebfn b\u1ed9 ng\u1eaft k\u1ebft n\u1ed1i AC ho\u1eb7c b\u1ed9 c\u00e1ch ly n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi tr\u00ean m\u00e1i nh\u00e0 m\u00e0 b\u1ea1n \u0111\u00e3 l\u1eafp \u0111\u1eb7t ba n\u0103m tr\u01b0\u1edbc. Tay c\u1ea7m m\u00e0u \u0111\u1ecf \u0111\u00e3 phai th\u00e0nh m\u00e0u h\u1ed3ng nh\u1ee3t nh\u1ea1t. B\u1ea1n v\u1eb7n n\u00f3 v\u00e0 <em>R\u0102NG R\u1eaeC<\/em>\u2014tay c\u1ea7m v\u1ee1 v\u1ee5n trong tay b\u1ea1n nh\u01b0 m\u1ed9t chi\u1ebfc b\u00e1nh quy kh\u00f4.<\/p>\n<p>Ho\u1eb7c t\u1ec7 h\u01a1n, b\u1ea1n m\u1edf v\u1ecf v\u00e0 th\u1ea5y c\u00e1c \u0111\u1ea7u n\u1ed1i b\u1ecb bao ph\u1ee7 b\u1edfi l\u1edbp \u0103n m\u00f2n m\u00e0u xanh l\u1ee5c m\u1edd c\u1ee7a oxit \u0111\u1ed3ng. \u201cNh\u01b0ng n\u00f3 \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng IP66!\u201d b\u1ea1n ph\u1ea3n \u0111\u1ed1i. \u201cN\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c ni\u00eam phong!\u201d<\/p>\n<p>Ngo\u00e0i tr\u1eddi l\u00e0 m\u1ed9t ph\u00f2ng th\u00ed nghi\u1ec7m th\u1eed nghi\u1ec7m kh\u1eafc nghi\u1ec7t, ph\u01a1i b\u00e0y m\u1ecdi s\u01a1 h\u1edf trong v\u1eadt li\u1ec7u v\u00e0 l\u1eafp \u0111\u1eb7t. N\u1ebfu c\u00f4ng t\u1eafc c\u1ee7a b\u1ea1n ch\u1ebft y\u1ec3u, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u xui x\u1ebbo. Th\u01b0\u1eddng l\u00e0 m\u1ed9t trong ba k\u1ebb th\u00f9:<\/p>\n<blockquote><p><strong>M\u1eb7t tr\u1eddi, M\u01b0a ho\u1eb7c K\u1ebb ph\u00e1 ho\u1ea1i.<\/strong><\/p><\/blockquote>\n<p>B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y v\u1ec1 v\u1eadt l\u00fd v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u1eb1ng sau s\u1ef1 c\u1ed1 c\u1ee7a b\u1ed9 c\u00e1ch ly ngo\u00e0i tr\u1eddi\u2014v\u00e0 nh\u1eefng g\u00ec b\u1ea1n th\u1ef1c s\u1ef1 n\u00ean ch\u1ec9 \u0111\u1ecbnh n\u1ebfu b\u1ea1n mu\u1ed1n b\u1ed9 c\u00e1ch ly t\u1ed3n t\u1ea1i m\u1ed9t th\u1eadp k\u1ef7 thay v\u00ec m\u1ed9t v\u00e0i m\u00f9a h\u00e8.<\/p>\n<hr \/>\n<h2>1. M\u1eb7t tr\u1eddi: \u201cHi\u1ec7u \u1ee9ng b\u00e1nh quy\u201d (ABS so v\u1edbi Polycarbonate)<\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-20143\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-sun-why-abs-fails-outdoors.webp\" alt=\"the sun why abs fails outdoors\" width=\"800\" height=\"533\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-sun-why-abs-fails-outdoors.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-sun-why-abs-fails-outdoors-300x200.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-sun-why-abs-fails-outdoors-768x512.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-sun-why-abs-fails-outdoors-18x12.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-sun-why-abs-fails-outdoors-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3>T\u1ea1i sao nh\u1ef1a r\u1ebb ti\u1ec1n bi\u1ebfn th\u00e0nh ph\u1ea5n<\/h3>\n<p>Nhi\u1ec1u b\u1ed9 c\u00e1ch ly ngo\u00e0i tr\u1eddi gi\u00e1 r\u1ebb \u0111\u01b0\u1ee3c \u0111\u00fac t\u1eeb <strong>ABS c\u1ea5p ph\u1ed5 th\u00f4ng<\/strong> (acrylonitrile\u2013butadiene\u2013styrene). Trong nh\u00e0, ABS l\u00e0 t\u1ed1t. Ngo\u00e0i tr\u1eddi, d\u01b0\u1edbi b\u1ee9c x\u1ea1 tia c\u1ef1c t\u00edm (UV), n\u00f3 b\u1eaft \u0111\u1ea7u m\u1ea5t \u0111i x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a m\u00ecnh.<\/p>\n<p>\u0110i\u1ec1u g\u00ec x\u1ea3y ra:<\/p>\n<ul>\n<li>C\u00e1c photon UV ph\u00e1 v\u1ee1 c\u00e1c chu\u1ed7i polymer trong ABS, \u0111\u1eb7c bi\u1ec7t l\u00e0 pha butadiene, m\u1ed9t qu\u00e1 tr\u00ecnh g\u1ecdi l\u00e0 <strong>quang oxy h\u00f3a<\/strong>.<\/li>\n<li>\u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn:\n<ul>\n<li>Phai m\u00e0u v\u00e0 \u1ed1 v\u00e0ng<\/li>\n<li>Vi n\u1ee9t b\u1ec1 m\u1eb7t<\/li>\n<li>M\u1ea5t \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp \u2192 hi\u1ec7u \u1ee9ng \u201cb\u00e1nh quy\u201d khi b\u1ea1n c\u1ed1 g\u1eafng v\u1eadn h\u00e0nh tay c\u1ea7m<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>C\u00e1c s\u1ed1 li\u1ec7u \u0111\u1ed9 b\u1ec1n \u0111i\u1ec3n h\u00ecnh t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t nh\u1ef1a v\u00e0 v\u1ecf b\u1ecdc:<\/p>\n<ul>\n<li><strong>Trong nh\u00e0<\/strong> (ABS ph\u1ed5 th\u00f4ng, tr\u00e1nh \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp): tu\u1ed5i th\u1ecd c\u00f3 th\u1ec3 l\u00e0 <strong>15\u201325 n\u0103m<\/strong> tr\u01b0\u1edbc khi \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp gi\u1ea3m \u0111\u00e1ng k\u1ec3.<\/li>\n<li><strong>Ngo\u00e0i tr\u1eddi<\/strong> (ABS kh\u00f4ng \u1ed5n \u0111\u1ecbnh d\u01b0\u1edbi \u00e1nh n\u1eafng tr\u1ef1c ti\u1ebfp): Tia UV v\u00e0 nhi\u1ec7t c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd th\u1ef1c t\u1ebf xu\u1ed1ng kho\u1ea3ng <strong>5\u20138 n\u0103m<\/strong>\u2014v\u00e0 \u1edf c\u00e1c khu v\u1ef1c c\u00f3 tia UV cao, s\u1ef1 gi\u00f2n c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n ch\u1ec9 trong v\u00f2ng <strong>2\u20133 n\u0103m<\/strong>.<\/li>\n<\/ul>\n<p>\u0110i\u1ec1u \u0111\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng g\u00ec nhi\u1ec1u th\u1ee3 \u0111i\u1ec7n nh\u00ecn th\u1ea5y: sau m\u1ed9t v\u00e0i m\u00f9a h\u00e8 n\u00f3ng n\u1ef1c, tay c\u1ea7m ABS tr\u1edf n\u00ean c\u00f3 b\u1ed9t v\u00e0 m\u1ed9t c\u00fa v\u1eb7n m\u1ea1nh l\u00e0 \u0111\u1ee7 \u0111\u1ec3 b\u1ebb g\u00e3y n\u00f3.<\/p>\n<h3>UL 746C \u201cf1\u201d th\u1ef1c s\u1ef1 c\u00f3 ngh\u0129a l\u00e0 g\u00ec<\/h3>\n<p>Nh\u1ef1a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb \u0111i\u1ec7n \u0111\u01b0\u1ee3c ki\u1ec3m tra theo <strong>UL 746C \u2013 V\u1eadt li\u1ec7u polyme \u2013 S\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb \u0111i\u1ec7n<\/strong>. Trong \u0111\u00f3, <strong>\u201cf1\u201d<\/strong> ch\u1ec9 \u0111\u1ecbnh c\u00f3 ngh\u0129a l\u00e0:<\/p>\n<ul>\n<li>Nh\u1ef1a \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u1ec1 <strong>Ti\u1ebfp x\u00fac v\u1edbi tia c\u1ef1c t\u00edm<\/strong>, V\u00e0<\/li>\n<li>V\u00ec <strong>\u0111\u1ed9 \u1ea9m v\u00e0 ng\u00e2m<\/strong>, V\u00e0<\/li>\n<li>\u0110\u01b0\u1ee3c ch\u1ea5p thu\u1eadn cho <strong>s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi<\/strong>.<\/li>\n<\/ul>\n<p>V\u00ec v\u1eady, n\u1ebfu m\u1ed9t <a href=\"https:\/\/test.viox.com\/vi\/dc-isolator-switch\/\">b\u1ed9 c\u00e1ch ly<\/a> tuy\u00ean b\u1ed1 l\u00e0 ph\u00f9 h\u1ee3p \u0111\u1ec3 l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi v\u0129nh vi\u1ec5n, b\u1ea1n n\u00ean h\u1ecfi:<\/p>\n<blockquote><p>\u201cV\u1eadt li\u1ec7u v\u1ecf c\u00f3 \u0111\u01b0\u1ee3c x\u1ebfp h\u1ea1ng UL 746C <strong>f1<\/strong> cho ti\u1ebfp x\u00fac ngo\u00e0i tr\u1eddi kh\u00f4ng?\u201d<\/p><\/blockquote>\n<p>N\u1ebfu b\u1ea3ng d\u1eef li\u1ec7u kh\u00f4ng ghi <em>f1<\/em>, b\u1ea1n \u0111ang \u0111\u00e1nh b\u1ea1c v\u1edbi tia UV.<\/p>\n<h3>T\u1ea1i sao polycarbonate t\u1ed3n t\u1ea1i n\u01a1i ABS kh\u00f4ng t\u1ed3n t\u1ea1i<\/h3>\n<p><strong>Polycarbonate (PC)<\/strong> l\u00e0 con ng\u1ef1a th\u1ed3 cho c\u00e1c v\u1ecf b\u1ecdc ngo\u00e0i tr\u1eddi nghi\u00eam tr\u1ecdng:<\/p>\n<ul>\n<li>T\u1ef1 nhi\u00ean <strong>b\u1ec1n v\u00e0 ch\u1ed1ng va \u0111\u1eadp<\/strong><\/li>\n<li>T\u1ed1t h\u01a1n <strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh UV<\/strong> so v\u1edbi ABS c\u1ea5p ph\u1ed5 th\u00f4ng<\/li>\n<li>Th\u01b0\u1eddng c\u00f3 s\u1eb5n \u1edf c\u00e1c lo\u1ea1i v\u1eeba <strong>UL 746C f1<\/strong> v\u00e0 <strong>UL94 5VA<\/strong> ch\u1ed1ng ch\u00e1y<\/li>\n<li>Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u0111i\u1ec3n h\u00ecnh cho v\u1ecf PC: kho\u1ea3ng <strong>\u201120\u00b0C \u0111\u1ebfn 120\u2013140\u00b0C<\/strong><\/li>\n<\/ul>\n<p>M\u1ed9t s\u1ed1 so s\u00e1nh ch\u00ednh (gi\u00e1 tr\u1ecb \u0111i\u1ec3n h\u00ecnh, g\u1ea7n \u0111\u00fang):<\/p>\n<ul>\n<li><strong>ABS (lo\u1ea1i d\u00f9ng trong nh\u00e0 th\u00f4ng th\u01b0\u1eddng)<\/strong>\n<ul>\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV: k\u00e9m; h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p v\u1ecf b\u1ecdc \u0111\u1ec1u ghi \u201cch\u1ec9 d\u00f9ng trong nh\u00e0\u201d ho\u1eb7c \u201cs\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi c\u00f3 gi\u1edbi h\u1ea1n\u201d<\/li>\n<li>RTI (Ch\u1ec9 s\u1ed1 nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i): ~60\u00b0C (140\u00b0F)<\/li>\n<li>\u0110\u00e1nh gi\u00e1 ngo\u00e0i tr\u1eddi: th\u01b0\u1eddng th\u00ec kh\u00f4ng <strong>kh\u00f4ng f1<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><strong>Polycarbonate (lo\u1ea1i d\u00f9ng ngo\u00e0i tr\u1eddi)<\/strong>\n<ul>\n<li>Kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV: t\u1ed1t; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho v\u1ecf \u0111i\u1ec7n ngo\u00e0i tr\u1eddi, v\u1ecf \u0111\u00e8n chi\u1ebfu s\u00e1ng v\u00e0 h\u1ed9p c\u00f4ng t\u01a1<\/li>\n<li>NH\u00c0: ~105\u00b0C (221\u00b0F)<\/li>\n<li>Th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng <strong>UL 746C f1<\/strong> v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e2u d\u00e0i ngo\u00e0i tr\u1eddi<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u1ede c\u00e1c khu v\u1ef1c c\u00f3 tia UV r\u1ea5t cao (v\u00ed d\u1ee5: New Zealand, \u00dac), c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t v\u1ecf b\u1ecdc b\u00e1o c\u00e1o r\u1eb1ng h\u1ed9p ABS xu\u1ed1ng c\u1ea5p nhanh h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi polycarbonate trong c\u00e1c c\u00f4ng tr\u00ecnh l\u1eafp \u0111\u1eb7t th\u1ef1c t\u1ebf\u2014th\u01b0\u1eddng c\u1ea7n thay th\u1ebf ch\u1ec9 sau v\u00e0i n\u0103m d\u01b0\u1edbi \u00e1nh n\u1eafng \u0111\u1ea7y \u0111\u1ee7, trong khi h\u1ed9p PC v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n v\u1ec1 m\u1eb7t c\u1ea5u tr\u00fac.<\/p>\n<h3>\u201cB\u00e0i ki\u1ec3m tra b\u00e1nh quy\u201d \u0111\u01a1n gi\u1ea3n t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng\u201d<\/h3>\n<p>B\u1ea1n kh\u00f4ng c\u1ea7n ph\u00f2ng th\u00ed nghi\u1ec7m:<\/p>\n<ol>\n<li>T\u00ecm m\u1ed9t b\u1ed9 c\u00e1ch ly AC b\u1eb1ng ABS c\u0169 tr\u00ean b\u1ee9c t\u01b0\u1eddng h\u01b0\u1edbng b\u1eafc ho\u1eb7c h\u01b0\u1edbng t\u00e2y \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t 3\u20135 n\u0103m.<\/li>\n<li>\u1ea4n ng\u00f3n tay c\u00e1i c\u1ee7a b\u1ea1n v\u00e0o tay c\u1ea7m ho\u1eb7c n\u1eafp.\n<ul>\n<li>N\u1ebfu c\u1ea3m th\u1ea5y c\u00f3 ph\u1ea5n ho\u1eb7c \u0111\u1ec3 l\u1ea1i v\u1ebft tr\u1eafng, b\u1ec1 m\u1eb7t \u0111\u00e3 b\u1ecb xu\u1ed1ng c\u1ea5p.<\/li>\n<\/ul>\n<\/li>\n<li>Xoay tay c\u1ea7m v\u1edbi l\u1ef1c v\u1eeba ph\u1ea3i.\n<ul>\n<li>N\u1ebfu n\u00f3 g\u00e3y d\u1ec5 d\u00e0ng, v\u1eadt li\u1ec7u \u0111\u00e3 m\u1ea5t qu\u00e1 nhi\u1ec1u \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>M\u1ed9t b\u1ed9 c\u00e1ch ly polycarbonate \u1ed5n \u0111\u1ecbnh UV trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n th\u01b0\u1eddng v\u1eabn c\u1ea3m th\u1ea5y c\u1ee9ng v\u00e0 h\u01a1i d\u1ebbo thay v\u00ec d\u1ec5 v\u1ee1 v\u1ee5n.<\/p>\n<h3>L\u1ef1a ch\u1ecdn c\u1ee7a ng\u01b0\u1eddi s\u1ed1ng s\u00f3t d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi<\/h3>\n<p>Khi ch\u1ec9 \u0111\u1ecbnh m\u1ed9t b\u1ed9 c\u00e1ch ly ngo\u00e0i tr\u1eddi:<\/p>\n<ul>\n<li><strong>V\u1eadt li\u1ec7u v\u1ecf<\/strong>: \u1ed4n \u0111\u1ecbnh UV <strong>polycarbonate<\/strong>, kh\u00f4ng ph\u1ea3i ABS th\u00f4ng th\u01b0\u1eddng<\/li>\n<li><strong>Ti\u00eau chu\u1ea9n nh\u1ef1a<\/strong>: UL 746C <strong>f1<\/strong> (d\u00e0nh ri\u00eang cho s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi)<\/li>\n<li><strong>C\u00e1c t\u1eeb kh\u00f3a c\u1ea7n t\u00ecm<\/strong>: \u201c\u1ed4n \u0111\u1ecbnh UV\u201d, \u201cCh\u1ed1ng tia UV\u201d, \u201c\u0110\u00e1nh gi\u00e1 ngo\u00e0i tr\u1eddi, UL 746C f1\u201d<\/li>\n<li><strong>C\u1edd \u0111\u1ecf<\/strong>: \u201cV\u1ecf ABS, trong nh\u00e0\/ngo\u00e0i tr\u1eddi\u201d kh\u00f4ng c\u00f3 d\u1eef li\u1ec7u UV ho\u1eb7c f1<\/li>\n<\/ul>\n<hr \/>\n<h2>2. M\u01b0a: \u201cB\u1eaby ch\u00e2n kh\u00f4ng\u201d (T\u1ea1i sao \u0111\u1ea7u v\u00e0o t\u1eeb tr\u00ean xu\u1ed1ng l\u00e0 m\u1ed9t \u00fd t\u01b0\u1edfng t\u1ed3i)<\/h2>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-20144\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-rain-the-vacuum-trap.webp\" alt=\"the rain the vacuum trap\" width=\"800\" height=\"533\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-rain-the-vacuum-trap.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-rain-the-vacuum-trap-300x200.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-rain-the-vacuum-trap-768x512.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-rain-the-vacuum-trap-18x12.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-rain-the-vacuum-trap-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>B\u1ea1n \u0111\u00e3 mua m\u1ed9t <strong>IP66<\/strong> c\u00f4ng t\u1eafc. B\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p c\u00f3 uy t\u00edn. M\u1ecdi th\u1ee9 \u0111\u00e3 \u0111\u01b0\u1ee3c si\u1ebft ch\u1eb7t \u0111\u00fang c\u00e1ch. S\u00e1u th\u00e1ng sau, b\u1ea1n m\u1edf n\u00f3 ra v\u00e0 n\u00f3 \u0111\u1ea7y n\u01b0\u1edbc. \u201cL\u00e0m th\u1ebf n\u00e0o m\u00e0 m\u1ed9t h\u1ed9p IP66 c\u00f3 th\u1ec3 \u0111\u1ea7y n\u01b0\u1edbc?\u201d<\/p>\n<h3>IP66 th\u1ef1c s\u1ef1 \u0111\u1ea3m b\u1ea3o \u0111i\u1ec1u g\u00ec (v\u00e0 \u0111i\u1ec1u g\u00ec kh\u00f4ng)<\/h3>\n<p>Theo <strong>Ti\u00eau chu\u1ea9n IEC 60529<\/strong>, c\u00e1c <strong>IP<\/strong> m\u00e3 x\u00e1c \u0111\u1ecbnh b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i ch\u1ea5t r\u1eafn v\u00e0 ch\u1ea5t l\u1ecfng:<\/p>\n<ul>\n<li><strong>IP66<\/strong> c\u00f3 ngh\u0129a l\u00e0:\n<ul>\n<li><strong>6<\/strong> \u2014 \u201cch\u1ed1ng b\u1ee5i\u201d (kh\u00f4ng c\u00f3 b\u1ee5i x\u00e2m nh\u1eadp)<\/li>\n<li><strong>6<\/strong> \u2014 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i <strong>tia n\u01b0\u1edbc m\u1ea1nh<\/strong> t\u1eeb m\u1ecdi h\u01b0\u1edbng<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Nh\u01b0ng:<\/p>\n<ul>\n<li>C\u00e1c b\u00e0i ki\u1ec3m tra IP l\u00e0 <strong>c\u00e1c b\u00e0i ki\u1ec3m tra ph\u00f2ng th\u00ed nghi\u1ec7m t\u0129nh, ng\u1eafn<\/strong>.<\/li>\n<li>Ch\u00fang kh\u00f4ng m\u00f4 ph\u1ecfng <strong>nhi\u1ec1u n\u0103m chu k\u1ef3 nhi\u1ec7t, s\u01b0\u1edfi \u1ea5m b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, m\u01b0a l\u1ea1nh, ng\u01b0ng t\u1ee5<\/strong>.<\/li>\n<\/ul>\n<p>C\u00e1c b\u00e1o c\u00e1o th\u1ef1c t\u1ebf t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng cho th\u1ea5y c\u00e1c k\u1ef9 s\u01b0 ghi l\u1ea1i c\u00e1c v\u1ecf b\u1ecdc IP66\/NEMA 4X k\u1ebft th\u00fac v\u1edbi <strong>s\u1ef1 ng\u01b0ng t\u1ee5 v\u00e0 n\u01b0\u1edbc \u0111\u1ecdng<\/strong> b\u00ean trong sau nhi\u1ec1u th\u00e1ng s\u1eed d\u1ee5ng. M\u1ed9t m\u00f4 h\u00ecnh ph\u1ed5 bi\u1ebfn: nh\u1eefng ng\u00e0y n\u1eafng n\u00f3ng, sau \u0111\u00f3 l\u00e0 l\u00e0m m\u00e1t nhanh ch\u00f3ng (ban \u0111\u00eam ho\u1eb7c m\u01b0a l\u1ea1nh) d\u1eabn \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i \u00e1p su\u1ea5t b\u00ean trong, h\u00fat h\u01a1i \u1ea9m v\u00e0o qua c\u00e1c v\u00f2ng \u0111\u1ec7m.<\/p>\n<h3>V\u1eadt l\u00fd: b\u1ed9 c\u00e1ch ly c\u1ee7a b\u1ea1n l\u00e0 m\u1ed9t \u201cl\u00e1 ph\u1ed5i\u201d<\/h3>\n<p>M\u1ed9t h\u1ed9p ngo\u00e0i tr\u1eddi <strong>th\u1edf<\/strong>:<\/p>\n<ol>\n<li><strong>Ng\u00e0y \u2013 s\u01b0\u1edfi \u1ea5m<\/strong>\n<ul>\n<li>M\u1eb7t tr\u1eddi l\u00e0m n\u00f3ng v\u1ecf b\u1ecdc.<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed b\u00ean trong t\u0103ng \u2192 \u00e1p su\u1ea5t t\u0103ng.<\/li>\n<li>Kh\u00f4ng kh\u00ed \u1ea5m tho\u00e1t ra qua c\u00e1c khe h\u1edf si\u00eau nh\u1ecf trong v\u00f2ng \u0111\u1ec7m, \u0111\u1ea7u n\u1ed1i c\u00e1p v\u00e0 ren.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u0110\u00eam \u2013 l\u00e0m m\u00e1t<\/strong>\n<ul>\n<li>Nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m (ho\u1eb7c m\u01b0a l\u1ea1nh l\u00e0m m\u00e1t v\u1ecf b\u1ecdc nhanh ch\u00f3ng).<\/li>\n<li>Kh\u00f4ng kh\u00ed b\u00ean trong co l\u1ea1i \u2192 \u00e1p su\u1ea5t gi\u1ea3m.<\/li>\n<li>H\u1ed9p c\u1ed1 g\u1eafng h\u00fat kh\u00f4ng kh\u00ed v\u00e0o \u0111\u1ec3 c\u00e2n b\u1eb1ng, t\u1ea1o ra m\u1ed9t ch\u00fat <strong>ch\u00e2n kh\u00f4ng<\/strong>.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>N\u1ebfu b\u1ea1n khoan l\u1ed7 v\u00e0o c\u00e1p \u1edf <strong>tr\u00ean c\u00f9ng<\/strong> c\u1ee7a h\u1ed9p:<\/p>\n<ul>\n<li>N\u01b0\u1edbc m\u01b0a \u0111\u1ecdng tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 xung quanh \u0111\u1ea7u n\u1ed1i c\u00e1p (gland).<\/li>\n<li>Khi h\u1ed9p ngu\u1ed9i \u0111i v\u00e0 t\u1ea1o th\u00e0nh ch\u00e2n kh\u00f4ng, n\u00f3 c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 <strong>h\u00fat n\u01b0\u1edbc l\u1ecfng<\/strong> qua c\u00e1c ren ho\u1eb7c d\u1ecdc theo v\u1ecf c\u00e1p.<\/li>\n<li>L\u1eb7p l\u1ea1i \u0111i\u1ec1u n\u00e0y h\u00e0ng ch\u1ee5c ho\u1eb7c h\u00e0ng tr\u0103m l\u1ea7n v\u00e0 b\u1ea1n s\u1ebd k\u1ebft th\u00fac v\u1edbi <strong>s\u1ef1 ng\u01b0ng t\u1ee5 v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 n\u01b0\u1edbc \u0111\u1ecdng<\/strong>.<\/li>\n<\/ul>\n<p>IP66 \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u1edbi <strong>phun<\/strong>, kh\u00f4ng ph\u1ea3i v\u1edbi \u201c\u0111\u1ea7u v\u00e0o tr\u00ean c\u00f9ng c\u1ed9ng v\u1edbi n\u01b0\u1edbc \u0111\u1ecdng c\u1ed9ng v\u1edbi c\u00e1c xung \u00e1p su\u1ea5t h\u00e0ng ng\u00e0y.\u201d<\/p>\n<h3>T\u1ea1i sao c\u00e1c ph\u1ea7n t\u1eed th\u00f4ng gi\u00f3 \/ th\u1edf ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-20145\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/let-it-breath-breather-valve.webp\" alt=\"let it breath breather valve\" width=\"800\" height=\"533\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/let-it-breath-breather-valve.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/let-it-breath-breather-valve-300x200.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/let-it-breath-breather-valve-768x512.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/let-it-breath-breather-valve-18x12.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/let-it-breath-breather-valve-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>C\u00e1c v\u1ecf b\u1ecdc ngo\u00e0i tr\u1eddi nghi\u00eam tr\u1ecdng th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t <a href=\"https:\/\/test.viox.com\/vi\/breather-vent-plug\/\"><strong>van th\u00f4ng gi\u00f3 \/ th\u1edf<\/strong> <\/a>s\u1eed d\u1ee5ng m\u00e0ng vi x\u1ed1p (th\u01b0\u1eddng l\u00e0 PTFE):<\/p>\n<ul>\n<li>M\u00e0ng cho ph\u00e9p <strong>kh\u00f4ng kh\u00ed v\u00e0 h\u01a1i n\u01b0\u1edbc<\/strong> \u0111i qua.<\/li>\n<li>N\u00f3 ch\u1eb7n <strong>n\u01b0\u1edbc l\u1ecfng<\/strong> v\u00ec c\u00e1c l\u1ed7 ch\u00e2n l\u00f4ng nh\u1ecf v\u00e0 s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t gi\u1eef cho ch\u1ea5t l\u1ecfng kh\u00f4ng l\u1ecdt v\u00e0o.<\/li>\n<\/ul>\n<p>\u0110i\u1ec1u n\u00e0y mang l\u1ea1i hai l\u1ee3i \u00edch:<\/p>\n<ol>\n<li><strong>C\u00e2n b\u1eb1ng \u00e1p su\u1ea5t<\/strong>: Gi\u1ea3m thi\u1ec3u s\u1ef1 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t gi\u1eefa b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i trong chu k\u1ef3 l\u00e0m n\u00f3ng \/ l\u00e0m m\u00e1t, gi\u1ea3m xu h\u01b0\u1edbng h\u00fat n\u01b0\u1edbc qua c\u00e1c v\u00f2ng \u0111\u1ec7m kh\u00f4ng ho\u00e0n h\u1ea3o.<\/li>\n<li><strong>Qu\u1ea3n l\u00fd \u0111\u1ed9 \u1ea9m<\/strong>: N\u1ebfu m\u1ed9t ch\u00fat \u0111\u1ed9 \u1ea9m l\u1ecdt v\u00e0o, l\u1ed7 th\u00f4ng h\u01a1i s\u1ebd gi\u00fap n\u00f3 kh\u00f4 thay v\u00ec gi\u1eef n\u00f3 l\u1ea1i d\u01b0\u1edbi d\u1ea1ng ng\u01b0ng t\u1ee5.<\/li>\n<\/ol>\n<h3>T\u1ea1i sao \u0111\u1ea7u v\u00e0o d\u01b0\u1edbi c\u00f9ng l\u00e0 kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng \u0111\u1ec3 c\u00f3 \u0111\u1ed9 tin c\u1eady<\/h3>\n<p>C\u00e1c khuy\u1ebfn ngh\u1ecb th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t v\u1ecf b\u1ecdc v\u00e0 h\u1ed9p n\u1ed1i:<\/p>\n<ol>\n<li><strong>Ch\u1ec9 \u0111\u1ea7u v\u00e0o c\u00e1p d\u01b0\u1edbi c\u00f9ng<\/strong>\n<ul>\n<li>Tr\u1ecdng l\u1ef1c gi\u1eef n\u01b0\u1edbc tr\u00e1nh xa \u0111\u1ea7u n\u1ed1i c\u00e1p.<\/li>\n<li>Ngay c\u1ea3 m\u01b0a l\u1edbn c\u0169ng \u00edt c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o th\u00e0nh v\u0169ng n\u01b0\u1edbc xung quanh \u0111\u1ea7u n\u1ed1i c\u00e1p.<\/li>\n<\/ul>\n<\/li>\n<li><strong>V\u00f2ng nh\u1ecf gi\u1ecdt<\/strong>\n<ul>\n<li>\u0110\u1ecbnh tuy\u1ebfn c\u00e1p xu\u1ed1ng d\u01b0\u1edbi sau \u0111\u00f3 quay ng\u01b0\u1ee3c l\u00ean v\u00e0o \u0111\u1ea7u n\u1ed1i c\u00e1p.<\/li>\n<li>N\u01b0\u1edbc ch\u1ea3y d\u1ecdc theo c\u00e1p r\u01a1i xu\u1ed1ng \u0111i\u1ec3m th\u1ea5p nh\u1ea5t trong v\u00f2ng l\u1eb7p thay v\u00ec \u0111i v\u00e0o \u0111\u1ea7u n\u1ed1i c\u00e1p.<\/li>\n<\/ul>\n<\/li>\n<li><strong>L\u1ed7 th\u00f4ng h\u01a1i-tho\u00e1t n\u01b0\u1edbc trong c\u00e1c h\u1ed9p l\u1edbn h\u01a1n \/ kim lo\u1ea1i<\/strong>\n<ul>\n<li>M\u1ed9t s\u1ed1 h\u1ed9p Ex-e v\u00e0 c\u00f4ng nghi\u1ec7p s\u1eed d\u1ee5ng m\u1ed9t <strong>l\u1ed7 th\u00f4ng h\u01a1i-tho\u00e1t n\u01b0\u1edbc<\/strong> ph\u1ee5 ki\u1ec7n \u0111\u1ec3 v\u1eeba c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t v\u1eeba cho ph\u00e9p b\u1ea5t k\u1ef3 n\u01b0\u1edbc t\u00edch t\u1ee5 n\u00e0o tho\u00e1t ra ngo\u00e0i.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3>L\u1ef1a ch\u1ecdn c\u1ee7a ng\u01b0\u1eddi s\u1ed1ng s\u00f3t cho c\u01a1n m\u01b0a<\/h3>\n<p>Khi ch\u1ecdn v\u00e0 l\u1eafp \u0111\u1eb7t m\u1ed9t b\u1ed9 c\u00e1ch ly ngo\u00e0i tr\u1eddi:<\/p>\n<ul>\n<li><strong>B\u1ea3o v\u1ec7 ch\u1ed1ng x\u00e2m nh\u1eadp<\/strong>: IP66 tr\u1edf l\u00ean, \u0111\u01b0\u1ee3c ki\u1ec3m tra theo <strong>Ti\u00eau chu\u1ea9n IEC 60529<\/strong><\/li>\n<li><strong>\u0110\u1ea7u v\u00e0o c\u00e1p<\/strong>: lu\u00f4n t\u1eeb <strong>d\u01b0\u1edbi c\u00f9ng<\/strong>, v\u1edbi m\u1ed9t v\u00f2ng nh\u1ecf gi\u1ecdt<\/li>\n<li><strong>Th\u00f4ng gi\u00f3<\/strong>: t\u00edch h\u1ee3p <strong>van kh\u00ed \/ th\u1edf<\/strong> ho\u1eb7c cung c\u1ea5p cho m\u1ed9t l\u1ed7 th\u00f4ng h\u01a1i \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn<\/li>\n<li><strong>Qu\u1ea3n l\u00fd k\u1ef3 v\u1ecdng<\/strong>:\n<ul>\n<li>IP66 = k\u00edn b\u1ee5i + ch\u1ed1ng tia n\u01b0\u1edbc m\u1ea1nh trong ph\u00f2ng th\u00ed nghi\u1ec7m<\/li>\n<li>IP66 \u2260 \u201cmi\u1ec5n nhi\u1ec5m v\u1edbi s\u1ef1 ng\u01b0ng t\u1ee5\u201d trong l\u0129nh v\u1ef1c n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n th\u00f4ng gi\u00f3<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>N\u1ebfu s\u1ea3n ph\u1ea9m kh\u00f4ng bao gi\u1edd \u0111\u1ec1 c\u1eadp \u0111\u1ebfn l\u1ed7 th\u00f4ng h\u01a1i ho\u1eb7c th\u1edf nh\u01b0ng \u0111\u01b0a ra nh\u1eefng tuy\u00ean b\u1ed1 l\u1edbn v\u1ec1 vi\u1ec7c \u201cho\u00e0n to\u00e0n k\u00edn v\u0129nh vi\u1ec5n\u201d, h\u00e3y ho\u00e0i nghi.<\/p>\n<hr \/>\n<h2>3. K\u1ebb ph\u00e1 ho\u1ea1i: T\u00e1c \u0111\u1ed9ng v\u00e0 LOTO (Kh\u00f4ng kh\u00f3a n\u00f3 \u1edf v\u1ecb tr\u00ed B\u1eacT)<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-20146\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-vandal-impact-IK-ratings.webp\" alt=\"the vandal impact IK ratings\" width=\"800\" height=\"533\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-vandal-impact-IK-ratings.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-vandal-impact-IK-ratings-300x200.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-vandal-impact-IK-ratings-768x512.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-vandal-impact-IK-ratings-18x12.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/the-vandal-impact-IK-ratings-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>M\u1ed9t ph\u00e0n n\u00e0n ph\u1ed5 bi\u1ebfn: \u201cB\u1ecdn tr\u1ebb c\u1ee9 t\u1eaft b\u1ed9 c\u00e1ch ly AC ngo\u00e0i tr\u1eddi c\u1ee7a t\u00f4i nh\u01b0 m\u1ed9t tr\u00f2 \u0111\u00f9a. L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 ng\u0103n ch\u00fang?\u201d S\u1ef1 c\u00e1m d\u1ed7 nguy hi\u1ec3m l\u00e0 khoan m\u1ed9t l\u1ed7 v\u00e0 kh\u00f3a c\u00f4ng t\u1eafc b\u1eb1ng \u1ed5 kh\u00f3a <strong>TR\u00caN<\/strong>.<\/p>\n<h3>LOTO th\u1ef1c s\u1ef1 d\u00e0nh cho c\u00e1i g\u00ec<\/h3>\n<p><strong>Kh\u00f3a\/G\u1eafn th\u1ebb (LOTO)<\/strong> l\u00e0 m\u1ed9t th\u1ef1c h\u00e0nh an to\u00e0n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong c\u00e1c quy \u0111\u1ecbnh nh\u01b0 OSHA 29 CFR 1910.147 v\u00e0 c\u00e1c quy t\u1eafc t\u01b0\u01a1ng t\u1ef1 tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. \u00dd t\u01b0\u1edfng c\u1ed1t l\u00f5i:<\/p>\n<ul>\n<li>Tr\u01b0\u1edbc khi l\u00e0m vi\u1ec7c tr\u00ean thi\u1ebft b\u1ecb, b\u1ea1n <strong>c\u00e1ch ly ngu\u1ed3n \u0111i\u1ec7n<\/strong> v\u00e0<\/li>\n<li><strong>Kh\u00f3a b\u1ed9 c\u00e1ch ly \u1edf v\u1ecb tr\u00ed T\u1eaeT<\/strong> \u0111\u1ec3 kh\u00f4ng ai c\u00f3 th\u1ec3 v\u00f4 t\u00ecnh c\u1ea5p l\u1ea1i n\u0103ng l\u01b0\u1ee3ng cho n\u00f3.<\/li>\n<\/ul>\n<p>B\u1ed9 c\u00e1ch ly quay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u00f3 t\u00ednh \u0111\u1ebfn \u0111i\u1ec1u n\u00e0y:<\/p>\n<ul>\n<li>Tay c\u1ea7m v\u00e0 n\u1eafp th\u01b0\u1eddng c\u00f3 c\u00e1c l\u1ed7 kh\u00f3a th\u1eb3ng h\u00e0ng ch\u1ec9 \u1edf v\u1ecb tr\u00ed <strong>T\u1eaeT<\/strong> v\u1ecb tr\u00ed T\u1eaeT.<\/li>\n<li>\u0110\u00f3 l\u00e0 c\u00f3 ch\u1ee7 \u00fd: trong t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p ho\u1eb7c b\u1ea3o tr\u00ec, b\u1ea1n ph\u1ea3i c\u00f3 th\u1ec3 <strong>t\u1eaft n\u00f3 v\u00e0 kh\u00f3a n\u00f3 \u1edf v\u1ecb tr\u00ed T\u1eaeT<\/strong>.<\/li>\n<\/ul>\n<p>N\u1ebfu b\u1ea1n s\u1eeda \u0111\u1ed5i tay c\u1ea7m \u0111\u1ec3 c\u00f3 th\u1ec3 kh\u00f3a b\u1eb1ng \u1ed5 kh\u00f3a <strong>TR\u00caN<\/strong>:<\/p>\n<ul>\n<li>L\u00ednh c\u1ee9u h\u1ecfa ho\u1eb7c k\u1ef9 thu\u1eadt vi\u00ean b\u1ea3o tr\u00ec c\u00f3 th\u1ec3 <strong>kh\u00f4ng th\u1ec3 ng\u1eaft \u0111i\u1ec7n<\/strong> m\u1ea1ch \u0111i\u1ec7n m\u1ed9t c\u00e1ch nhanh ch\u00f3ng trong tr\u01b0\u1eddng h\u1ee3p kh\u1ea9n c\u1ea5p.<\/li>\n<li>B\u1ea1n \u0111\u00e3 t\u1ea1o ra m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 <strong>nguy c\u01a1 h\u1ecfa ho\u1ea1n v\u00e0 \u0111i\u1ec7n gi\u1eadt<\/strong>, v\u00e0 b\u1ea1n \u0111ang \u0111i ng\u01b0\u1ee3c l\u1ea1i \u00fd \u0111\u1ecbnh thi\u1ebft k\u1ebf v\u00e0 ch\u1ee9ng nh\u1eadn c\u1ee7a thi\u1ebft b\u1ecb.<\/li>\n<\/ul>\n<h3>T\u1ea1i sao c\u00e1c h\u1ed9p c\u00f3 t\u00e1c \u0111\u1ed9ng th\u1ea5p l\u1ea1i m\u1eddi g\u1ecdi h\u00e0nh vi ph\u00e1 ho\u1ea1i th\u00f4ng th\u01b0\u1eddng<\/h3>\n<p>M\u1ed9t h\u1ed9p gi\u00f2n ho\u1eb7c nh\u1eb9 \u0111\u01b0\u1ee3c g\u1eafn \u1edf \u0111\u1ed9 cao ngang ch\u00e2n tr\u00ean t\u01b0\u1eddng l\u00e0 m\u1ed9t l\u1eddi m\u1eddi g\u1ecdi:<\/p>\n<ul>\n<li>M\u1ed9t c\u00fa \u0111\u00e1 th\u00f4ng th\u01b0\u1eddng, \u0111\u00e1 n\u00e9m, va ch\u1ea1m xe \u0111\u1ea9y ho\u1eb7c va ch\u1ea1m thang c\u00f3 th\u1ec3 l\u00e0m n\u1ee9t v\u1ecf ABS ho\u1eb7c PVC r\u1ebb ti\u1ec1n.<\/li>\n<li>Khi \u0111\u00e3 b\u1ecb n\u1ee9t:\n<ul>\n<li>Nguy c\u01a1 n\u01b0\u1edbc x\u00e2m nh\u1eadp t\u0103ng v\u1ecdt.<\/li>\n<li>C\u00e1c b\u1ed9 ph\u1eadn mang \u0111i\u1ec7n c\u00f3 th\u1ec3 b\u1ecb l\u1ed9 ra.<\/li>\n<li>B\u1ed9 c\u00e1ch ly c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n ho\u1ea1t \u0111\u1ed9ng an to\u00e0n n\u1eefa.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao <strong>x\u1ebfp h\u1ea1ng va \u0111\u1eadp<\/strong> quan tr\u1ecdng, kh\u00f4ng ch\u1ec9 l\u00e0 x\u1ebfp h\u1ea1ng IP.<\/p>\n<h3>T\u00ecm hi\u1ec3u v\u1ec1 x\u1ebfp h\u1ea1ng IK (IK08, IK10, v.v.)<\/h3>\n<p>Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp cho v\u1ecf b\u1ecdc \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh trong <strong>IEC 62262<\/strong> nh\u01b0 m\u1ed9t <strong>M\u00e3 IK<\/strong>:<\/p>\n<ul>\n<li>M\u00e3 n\u00e0y ch\u1ec9 ra n\u0103ng l\u01b0\u1ee3ng va \u0111\u1eadp (t\u00ednh b\u1eb1ng joules) m\u00e0 v\u1ecf b\u1ecdc c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<p>C\u00e1c m\u1ee9c ch\u00ednh:<\/p>\n<ul>\n<li><strong>IK08<\/strong> = <strong>5 joules<\/strong>\n<ul>\n<li>T\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ed9t <strong>1,7 kg<\/strong> v\u1eadt va \u0111\u1eadp r\u01a1i t\u1eeb <strong>29,5 cm<\/strong>, ho\u1eb7c g\u1ea7n nh\u01b0 m\u1ed9t \u201cc\u00fa \u0111\u00e1 b\u1eb1ng \u1ee7ng\u201d ch\u1eafc ch\u1eafn ho\u1eb7c m\u1ed9t c\u00fa \u0111\u00e1nh b\u1eb1ng b\u00faa trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf.<\/li>\n<\/ul>\n<\/li>\n<li><strong>IK09<\/strong> = 10 J<\/li>\n<li><strong>IK10<\/strong> = 20 J (v\u00ed d\u1ee5: kh\u1ed1i l\u01b0\u1ee3ng 5 kg r\u01a1i t\u1eeb 40 cm), ph\u1ed5 bi\u1ebfn trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u00f4ng c\u1ed9ng c\u00f3 nguy c\u01a1 b\u1ecb ph\u00e1 ho\u1ea1i cao.<\/li>\n<\/ul>\n<p>\u0110\u00e8n chi\u1ebfu s\u00e1ng ngo\u00e0i tr\u1eddi, v\u1ecf ki\u1ec3m so\u00e1t ra v\u00e0o, b\u1ed9 s\u1ea1c EV c\u00f4ng c\u1ed9ng v\u00e0 h\u1ed9p n\u1ed1i \u1edf c\u00e1c khu v\u1ef1c l\u1ed9 thi\u00ean th\u01b0\u1eddng nh\u1eafm m\u1ee5c ti\u00eau <strong>IK08\u2013IK10<\/strong>.<\/p>\n<h3>T\u1ea1i sao polycarbonate l\u1ea1i chi\u1ebfn th\u1eafng: kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp theo thi\u1ebft k\u1ebf<\/h3>\n<p>\u01afu \u0111i\u1ec3m c\u1ee7a polycarbonate v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp:<\/p>\n<ul>\n<li>R\u1ea5t cao <strong>\u0111\u1ed9 b\u1ec1n va \u0111\u1eadp<\/strong>\u2014th\u01b0\u1eddng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u00e0 \u201cg\u1ea7n nh\u01b0 kh\u00f4ng th\u1ec3 ph\u00e1 v\u1ee1\u201d cho c\u00e1c m\u1ee5c \u0111\u00edch th\u1ef1c t\u1ebf.<\/li>\n<li>Duy tr\u00ec \u0111\u1ed9 b\u1ec1n trong m\u1ed9t ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng, thay v\u00ec tr\u1edf n\u00ean gi\u00f2n trong \u0111i\u1ec1u ki\u1ec7n l\u1ea1nh.<\/li>\n<li>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong t\u1ea5m ch\u1eafn b\u1ea1o lo\u1ea1n, v\u1ecf b\u1ea3o v\u1ec7 cho \u0111\u00e8n \u0111i\u1ec7n ngo\u00e0i tr\u1eddi v\u00e0 thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft ngo\u00e0i tr\u1eddi.<\/li>\n<\/ul>\n<p>V\u00ec \u0111i\u1ec1u n\u00e0y, nhi\u1ec1u v\u1ecf polycarbonate \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn theo:<\/p>\n<ul>\n<li>IP66 \/ IP67 <strong>v\u00e0<\/strong><\/li>\n<li>IK08\u2013IK10 theo IEC 62262<\/li>\n<\/ul>\n<p>ABS, \u0111\u1eb7c bi\u1ec7t l\u00e0 sau khi b\u1ecb l\u00e3o h\u00f3a do tia UV, d\u1ec5 b\u1ecb v\u1ee1 h\u01a1n nhi\u1ec1u khi ch\u1ecbu t\u00e1c \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1.<\/p>\n<h3>L\u1ef1a ch\u1ecdn c\u1ee7a ng\u01b0\u1eddi s\u1ed1ng s\u00f3t cho nh\u1eefng k\u1ebb ph\u00e1 ho\u1ea1i<\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u0111\u1ecba \u0111i\u1ec3m c\u00f4ng c\u1ed9ng ho\u1eb7c c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp cao:<\/p>\n<ul>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: polycarbonate (ho\u1eb7c GRP \/ kim lo\u1ea1i) thay v\u00ec ABS th\u00f4ng th\u01b0\u1eddng<\/li>\n<li><strong>X\u1ebfp h\u1ea1ng va \u0111\u1eadp<\/strong>: \u00edt nh\u1ea5t <strong>IK08<\/strong> m\u1ed7i <strong>IEC 62262<\/strong>; c\u00e2n nh\u1eafc IK10 \u1edf c\u00e1c khu v\u1ef1c c\u00f3 r\u1ee7i ro cao<\/li>\n<li><strong>S\u1eed d\u1ee5ng LOTO<\/strong>:\n<ul>\n<li>CH\u1ec8 kh\u00f3a b\u1ed9 c\u00e1ch ly \u1edf v\u1ecb tr\u00ed <strong>T\u1eaeT<\/strong> v\u1ecb tr\u00ed b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c l\u1ed7 kh\u00f3a do nh\u00e0 m\u00e1y cung c\u1ea5p<\/li>\n<li>Kh\u00f4ng bao gi\u1edd t\u1ef1 l\u00e0m kh\u00f3a n\u00f3 <strong>TR\u00caN<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u0110i\u1ec1u n\u00e0y gi\u00fap thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n v\u00e0 nh\u1eefng ng\u01b0\u1eddi xung quanh an to\u00e0n h\u01a1n.<\/p>\n<hr \/>\n<h2>4. C\u00e1c ti\u00eau chu\u1ea9n th\u1ef1c s\u1ef1 quan tr\u1ecdng<\/h2>\n<p>Khi b\u1ea1n \u0111\u1ecdc m\u1ed9t t\u00e0i li\u1ec7u qu\u1ea3ng c\u00e1o v\u1ec1 b\u1ed9 c\u00e1ch ly, h\u00e3y b\u1ecf qua c\u00e1c t\u00ednh t\u1eeb ti\u1ebfp th\u1ecb (\u201cch\u1ecbu t\u1ea3i n\u1eb7ng\u201d, \u201cc\u1ea5p c\u00f4ng nghi\u1ec7p\u201d) v\u00e0 t\u00ecm ki\u1ebfm <strong>ti\u00eau chu\u1ea9n v\u00e0 x\u1ebfp h\u1ea1ng<\/strong>.<\/p>\n<h3>B\u1ed1n ti\u00eau chu\u1ea9n \u0111\u00e1ng quan t\u00e2m<\/h3>\n<ol>\n<li><strong>UL 746C \u2013 V\u1eadt li\u1ec7u polyme \u2013 S\u1eed d\u1ee5ng trong thi\u1ebft b\u1ecb \u0111i\u1ec7n<\/strong>\n<ul>\n<li>T\u00ecm ki\u1ebfm <strong>f1<\/strong> x\u1ebfp h\u1ea1ng cho nh\u1ef1a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi (\u0111\u00e3 ki\u1ec3m tra UV + \u0111\u1ed9 \u1ea9m).<\/li>\n<\/ul>\n<\/li>\n<li><strong>IEC 60529 \u2013 C\u1ea5p \u0111\u1ed9 b\u1ea3o v\u1ec7 (M\u00e3 IP)<\/strong>\n<ul>\n<li>\u0110\u1ecbnh ngh\u0129a c\u00e1c c\u1ea5p IP nh\u01b0 IP66, IP67, IP68 cho b\u1ee5i v\u00e0 n\u01b0\u1edbc.<\/li>\n<\/ul>\n<\/li>\n<li><strong>IEC 62262 \u2013 M\u00e3 IK<\/strong>\n<ul>\n<li>\u0110\u1ecbnh ngh\u0129a kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp (IK07, IK08, IK09, IK10).<\/li>\n<li>IK08 = 5 J, IK10 = 20 J.<\/li>\n<\/ul>\n<\/li>\n<li><strong>ASTM G154 \u2013 Ti\u00eau chu\u1ea9n th\u1ef1c h\u00e0nh cho ph\u01a1i nhi\u1ec5m UV c\u1ee7a v\u1eadt li\u1ec7u phi kim lo\u1ea1i<\/strong>\n<ul>\n<li>M\u1ed9t [ph\u01b0\u01a1ng ph\u00e1p] ph\u1ed5 bi\u1ebfn <strong>phong h\u00f3a\u52a0\u901f<\/strong> giao th\u1ee9c s\u1eed d\u1ee5ng \u0111\u00e8n UV hu\u1ef3nh quang.<\/li>\n<li>\u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 so s\u00e1nh v\u00e0 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng nh\u1ef1a v\u00e0 l\u1edbp ph\u1ee7 cho \u0111\u1ed9 b\u1ec1n ngo\u00e0i tr\u1eddi b\u1eb1ng c\u00e1ch m\u00f4 ph\u1ecfng nhi\u1ec1u n\u0103m d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi trong v\u00e0i tu\u1ea7n\/th\u00e1ng.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>N\u1ebfu m\u1ed9t s\u1ea3n ph\u1ea9m li\u1ec7t k\u00ea c\u00e1c x\u1ebfp h\u1ea1ng c\u1ee5 th\u1ec3 theo c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y, b\u1ea1n \u0111ang x\u1eed l\u00fd d\u1eef li\u1ec7u, ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 c\u00e1c t\u00ednh t\u1eeb.<\/p>\n<hr \/>\n<h2>5. B\u1ea3ng so s\u00e1nh nhanh<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-20147\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/outdoor-isolator-survivor-checklist.webp\" alt=\"outdoor isolator survivor checklist\" width=\"800\" height=\"533\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/outdoor-isolator-survivor-checklist.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/outdoor-isolator-survivor-checklist-300x200.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/outdoor-isolator-survivor-checklist-768x512.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/outdoor-isolator-survivor-checklist-18x12.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/outdoor-isolator-survivor-checklist-600x400.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3>5.1 ABS so v\u1edbi Polycarbonate cho v\u1ecf b\u1ecdc ngo\u00e0i tr\u1eddi<\/h3>\n<table>\n<thead>\n<tr>\n<th>T\u00e0i s\u1ea3n<\/th>\n<th>ABS (lo\u1ea1i chung)<\/th>\n<th>Polycarbonate (lo\u1ea1i d\u00f9ng ngo\u00e0i tr\u1eddi)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Kh\u1ea3 n\u0103ng ch\u1ed1ng tia c\u1ef1c t\u00edm<\/td>\n<td>K\u00e9m; \u0111\u1ed5i m\u00e0u v\u00e0 gi\u00f2n khi ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi<\/td>\n<td>T\u1ed1t; \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho ph\u01a1i nhi\u1ec5m ngo\u00e0i tr\u1eddi l\u00e2u d\u00e0i<\/td>\n<\/tr>\n<tr>\n<td>UL 746C f1 (ngo\u00e0i tr\u1eddi)<\/td>\n<td>Th\u00f4ng th\u01b0\u1eddng <strong>KH\u00d4NG<\/strong><\/td>\n<td>Th\u01b0\u1eddng xuy\u00ean <strong>\u0110\u00fang<\/strong>, \u0111\u01b0\u1ee3c pha ch\u1ebf \u0111\u1eb7c bi\u1ec7t cho ngo\u00e0i tr\u1eddi<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ec9 s\u1ed1 nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i<\/td>\n<td>~60\u00b0C (140\u00b0F)<\/td>\n<td>~105\u00b0C (221\u00b0F)<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 b\u1ec1n va \u0111\u1eadp (khi m\u1edbi)<\/td>\n<td>T\u1ed1t, nh\u01b0ng gi\u1ea3m nhanh d\u01b0\u1edbi tia UV<\/td>\n<td>R\u1ea5t cao, v\u1eabn t\u1ed1t sau khi l\u00e3o h\u00f3a<\/td>\n<\/tr>\n<tr>\n<td>C\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/td>\n<td>V\u1ecf trong nh\u00e0, thi\u1ebft b\u1ecb, \u0111\u1ed3 ch\u01a1i<\/td>\n<td>Thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft ngo\u00e0i tr\u1eddi, v\u1ecf \u0111\u00e8n chi\u1ebfu s\u00e1ng, h\u1ed9p k\u1ebft h\u1ee3p n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi<\/td>\n<\/tr>\n<tr>\n<td>Chi ph\u00ed<\/td>\n<td>Th\u1ea5p h\u01a1n<\/td>\n<td>Cao h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>Th\u00edch h\u1ee3p cho ngo\u00e0i tr\u1eddi l\u00e2u d\u00e0i?<\/td>\n<td>Ch\u1ec9 v\u1edbi c\u00e1c lo\u1ea1i \u1ed5n \u0111\u1ecbnh UV \u0111\u1eb7c bi\u1ec7t v\u00e0 d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m<\/td>\n<td>C\u00f3, khi \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh l\u00e0 \u1ed5n \u0111\u1ecbnh UV \/ UL 746C f1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>C\u00f3 5,2 Chung IP \u0110\u00e1nh gi\u00e1 c\u1ee7a (TRUY\u1ec0N th\u00f4ng 60529)<\/h3>\n<table>\n<thead>\n<tr>\n<th>X\u1ebfp h\u1ea1ng IP<\/th>\n<th>B\u1ea3o v\u1ec7 ch\u1ed1ng b\u1ee5i (ch\u1eef s\u1ed1 th\u1ee9 1)<\/th>\n<th>B\u1ea3o v\u1ec7 ch\u1ed1ng n\u01b0\u1edbc (ch\u1eef s\u1ed1 th\u1ee9 2)<\/th>\n<th>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>IP54<\/td>\n<td>H\u1ea1n ch\u1ebf b\u1ee5i x\u00e2m nh\u1eadp<\/td>\n<td>N\u01b0\u1edbc b\u1eafn tung t\u00f3e<\/td>\n<td>S\u1eed d\u1ee5ng trong nh\u00e0\/ngo\u00e0i tr\u1eddi nh\u1eb9<\/td>\n<\/tr>\n<tr>\n<td>IP65<\/td>\n<td>Ch\u1ed1ng b\u1ee5i<\/td>\n<td>Tia n\u01b0\u1edbc<\/td>\n<td>V\u1ecf b\u1ecdc ngo\u00e0i tr\u1eddi n\u00f3i chung<\/td>\n<\/tr>\n<tr>\n<td>IP66<\/td>\n<td>Ch\u1ed1ng b\u1ee5i<\/td>\n<td>Tia n\u01b0\u1edbc m\u1ea1nh t\u1eeb m\u1ecdi h\u01b0\u1edbng<\/td>\n<td>Thi\u1ebft b\u1ecb tr\u00ean m\u00e1i nh\u00e0, thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft l\u1ed9 thi\u00ean<\/td>\n<\/tr>\n<tr>\n<td>IP67<\/td>\n<td>Ch\u1ed1ng b\u1ee5i<\/td>\n<td>Ng\u00e2m t\u1ea1m th\u1eddi (v\u00ed d\u1ee5: 1 m trong 30 ph\u00fat, \u0111i\u1ec3n h\u00ecnh)<\/td>\n<td>Thi\u1ebft b\u1ecb c\u00f3 kh\u1ea3 n\u0103ng b\u1ecb ng\u1eadp n\u01b0\u1edbc trong th\u1eddi gian ng\u1eafn<\/td>\n<\/tr>\n<tr>\n<td>IP68<\/td>\n<td>Ch\u1ed1ng b\u1ee5i<\/td>\n<td>Ng\u00e2m k\u00e9o d\u00e0i \/ s\u00e2u h\u01a1n theo d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t<\/td>\n<td>Thi\u1ebft b\u1ecb d\u01b0\u1edbi n\u01b0\u1edbc ho\u1eb7c ch\u00f4n d\u01b0\u1edbi \u0111\u1ea5t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>H\u00e3y nh\u1edb: IP66 ng\u0103n n\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh <strong>ki\u1ec3m tra<\/strong>, kh\u00f4ng t\u1ef1 \u0111\u1ed9ng trong qu\u00e1 tr\u00ecnh <strong>nhi\u1ec1u n\u0103m thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9<\/strong>.<\/p>\n<h3>5.3 X\u1ebfp h\u1ea1ng va \u0111\u1eadp IK (IEC 62262)<\/h3>\n<table>\n<thead>\n<tr>\n<th>M\u00e3 IK<\/th>\n<th>N\u0103ng l\u01b0\u1ee3ng va \u0111\u1eadp (J)<\/th>\n<th>V\u00ed d\u1ee5 s\u01a1 b\u1ed9<\/th>\n<th>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>IK05<\/td>\n<td>0.7 J<\/td>\n<td>Va ch\u1ea1m nh\u1eb9 \/ r\u01a1i d\u1ee5ng c\u1ee5 nh\u1ecf<\/td>\n<td>Thi\u1ebft b\u1ecb c\u1ed1 \u0111\u1ecbnh trong nh\u00e0<\/td>\n<\/tr>\n<tr>\n<td>IK06<\/td>\n<td>1 J<\/td>\n<td>Va ch\u1ea1m v\u1eeba ph\u1ea3i<\/td>\n<td>V\u1ecf b\u1ecdc chung<\/td>\n<\/tr>\n<tr>\n<td>IK07<\/td>\n<td>2 J<\/td>\n<td>Va ch\u1ea1m m\u1ea1nh do v\u00f4 \u00fd<\/td>\n<td>N\u1ed9i th\u1ea5t c\u00f4ng nghi\u1ec7p<\/td>\n<\/tr>\n<tr>\n<td>IK08<\/td>\n<td>5 J<\/td>\n<td>C\u00fa \u0111\u00e1 m\u1ea1nh \/ c\u00fa \u0111\u00e1nh b\u00faa<\/td>\n<td>Thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi, chi\u1ebfu s\u00e1ng c\u00f4ng c\u1ed9ng, v\u1ecf camera quan s\u00e1t<\/td>\n<\/tr>\n<tr>\n<td>IK09<\/td>\n<td>10 J<\/td>\n<td>N\u1ed7 l\u1ef1c ph\u00e1 ho\u1ea1i nghi\u00eam tr\u1ecdng<\/td>\n<td>C\u00e1c khu v\u1ef1c c\u00f4ng nghi\u1ec7p\/c\u00f4ng c\u1ed9ng c\u00f3 r\u1ee7i ro cao<\/td>\n<\/tr>\n<tr>\n<td>IK10<\/td>\n<td>20 J<\/td>\n<td>T\u00e1c \u0111\u1ed9ng r\u1ea5t m\u1ea1nh \/ d\u1ee5ng c\u1ee5 n\u1eb7ng<\/td>\n<td>Khu v\u1ef1c c\u00f4ng c\u1ed9ng c\u00f3 nguy c\u01a1 ph\u00e1 ho\u1ea1i cao, v\u1ecf b\u1ecdc an to\u00e0n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2>6. B\u1ea3ng Th\u00f4ng S\u1ed1 K\u1ef9 Thu\u1eadt \u201cSurvivor\u201d \u2013 N\u00e2ng C\u1ea5p<\/h2>\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n m\u1ed9t thi\u1ebft b\u1ecb c\u00e1ch ly ngo\u00e0i tr\u1eddi \u0111\u1ec3 <strong>s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c 10 n\u0103m thay v\u00ec 2 n\u0103m<\/strong>, \u0111\u00e2y l\u00e0 nh\u1eefng g\u00ec b\u1ea1n n\u00ean ki\u1ec3m tra:<\/p>\n<h3>1) V\u1eadt Li\u1ec7u &amp; Tia UV (Ch\u1ed1ng Ch\u1ecdi v\u1edbi \u00c1nh N\u1eafng M\u1eb7t Tr\u1eddi)<\/h3>\n<ul>\n<li><strong>Nh\u00e0 \u1edf<\/strong>: \u1ed4n \u0111\u1ecbnh UV <strong>polycarbonate<\/strong> ho\u1eb7c nh\u1ef1a c\u00f3 c\u1ea5p \u0111\u1ed9 ngo\u00e0i tr\u1eddi t\u01b0\u01a1ng \u0111\u01b0\u01a1ng<\/li>\n<li><strong>Ti\u00eau chu\u1ea9n nh\u1ef1a<\/strong>: UL 746C <strong>f1<\/strong> (th\u00edch h\u1ee3p r\u00f5 r\u00e0ng cho s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi)<\/li>\n<li><strong>B\u1ea3ng d\u1eef li\u1ec7u<\/strong>: ph\u1ea3i \u0111\u1ec1 c\u1eadp \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV \/ c\u00e1c th\u1eed nghi\u1ec7m th\u1eddi ti\u1ebft (ASTM G154 ho\u1eb7c t\u01b0\u01a1ng t\u1ef1)<\/li>\n<\/ul>\n<h3>2) Ch\u1ed1ng X\u00e2m Nh\u1eadp &amp; Tho\u00e1t Kh\u00ed (Ch\u1ed1ng Ch\u1ecdi v\u1edbi M\u01b0a)<\/h3>\n<ul>\n<li><strong>B\u1ea3o v\u1ec7 ch\u1ed1ng x\u00e2m nh\u1eadp<\/strong>: IP66 ho\u1eb7c cao h\u01a1n (IEC 60529)<\/li>\n<li><strong>\u0110\u1ea7u v\u00e0o c\u00e1p<\/strong>: t\u1eeb <strong>d\u01b0\u1edbi c\u00f9ng<\/strong> ph\u00eda d\u01b0\u1edbi <strong>v\u00f2ng nh\u1ecf gi\u1ecdt<\/strong><\/li>\n<li><strong>L\u1ed7 th\u00f4ng h\u01a1i<\/strong>: t\u00edch h\u1ee3p <strong>van th\u1edf \/ van c\u00e2n b\u1eb1ng \u00e1p su\u1ea5t<\/strong> ho\u1eb7c d\u1ef1 ph\u00f2ng r\u00f5 r\u00e0ng cho m\u1ed9t van<\/li>\n<li><strong>T\u00ednh th\u1ef1c t\u1ebf<\/strong>: th\u1eadn tr\u1ecdng v\u1edbi nh\u1eefng tuy\u00ean b\u1ed1 \u201cho\u00e0n to\u00e0n k\u00edn v\u0129nh vi\u1ec5n\u201d\u2014c\u00e1c h\u1ed9p k\u00edn kh\u00f4ng c\u00f3 l\u1ed7 th\u00f4ng h\u01a1i th\u01b0\u1eddng ch\u1ee9a \u0111\u1ea7y h\u01a1i n\u01b0\u1edbc ng\u01b0ng t\u1ee5.<\/li>\n<\/ul>\n<h3>3) Ch\u1ed1ng Va \u0110\u1eadp &amp; Kh\u00f3a An To\u00e0n (Ch\u1ed1ng Ch\u1ecdi v\u1edbi Ph\u00e1 Ho\u1ea1i)<\/h3>\n<ul>\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp<\/strong>: <strong>IK08<\/strong> ho\u1eb7c cao h\u01a1n (IEC 62262); c\u00e2n nh\u1eafc IK10 cho c\u00e1c khu v\u1ef1c c\u00f4ng c\u1ed9ng l\u1ed9 thi\u00ean<\/li>\n<li><strong>V\u1eadt li\u1ec7u<\/strong>: polycarbonate ho\u1eb7c kim lo\u1ea1i; tr\u00e1nh ABS gi\u00f2n, kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 ngo\u00e0i tr\u1eddi<\/li>\n<li><strong>LOTO<\/strong>:\n<ul>\n<li>S\u1eed d\u1ee5ng <strong>ch\u1ec9<\/strong> c\u00e1c \u0111i\u1ec3m kh\u00f3a \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u1edfi nh\u00e0 s\u1ea3n xu\u1ea5t<\/li>\n<li>Kh\u00f3a <strong>T\u1eaeT<\/strong>, kh\u00f4ng bao gi\u1edd s\u1eeda \u0111\u1ed5i thi\u1ebft b\u1ecb \u0111\u1ec3 kh\u00f3a <strong>TR\u00caN<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>N\u1ebfu m\u1ed9t s\u1ea3n ph\u1ea9m\u2014nh\u01b0 v\u00ed d\u1ee5 \u201cVIOX ELR Series\u201d c\u1ee7a b\u1ea1n ho\u1eb7c b\u1ea5t k\u1ef3 s\u1ea3n ph\u1ea9m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng n\u00e0o\u2014c\u00f3 th\u1ec3 trung th\u1ef1c tuy\u00ean b\u1ed1:<\/p>\n<ul>\n<li>V\u1ecf polycarbonate, UL 746C f1<\/li>\n<li>IP66 \/ NEMA 4X<\/li>\n<li>IK08 ho\u1eb7c cao h\u01a1n<\/li>\n<li>T\u00edch h\u1ee3p ho\u1eb7c \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 <strong>van kh\u00ed \/ th\u1edf<\/strong><\/li>\n<\/ul>\n<p>\u2026th\u00ec n\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u00f4ng t\u1eafc. \u0110\u00f3 l\u00e0 m\u1ed9t \u0431\u0443\u043d\u043a\u0435r nh\u1ecf cho c\u00e1c k\u1ebft n\u1ed1i \u0111i\u1ec7n c\u1ee7a b\u1ea1n.<\/p>\n<p>\u0110\u1eebng \u0111\u1ec3 m\u1eb7t tr\u1eddi nung n\u00f3ng n\u00f3, \u0111\u1eebng \u0111\u1ec3 ch\u00e2n kh\u00f4ng nh\u1ea5n ch\u00ecm n\u00f3 v\u00e0 \u0111\u1eebng \u0111\u1ec3 nh\u1eefng k\u1ebb \u0432\u0430\u043d\u0434\u0430\u043b ph\u00e1 v\u1ee1 n\u00f3. <\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>You walk up to the AC disconnect or rooftop solar isolator you installed three years ago. The red handle is faded to a sickly pink. You turn it and CRACK\u2014the handle crumbles in your hand like a dry biscuit. Or worse, you open the casing and find the terminals covered in the fuzzy green corrosion [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":20147,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-20141","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/20141","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/comments?post=20141"}],"version-history":[{"count":4,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/20141\/revisions"}],"predecessor-version":[{"id":20150,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/20141\/revisions\/20150"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media\/20147"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media?parent=20141"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/categories?post=20141"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/tags?post=20141"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}