{"id":21217,"date":"2026-01-06T09:32:00","date_gmt":"2026-01-06T01:32:00","guid":{"rendered":"https:\/\/viox.com\/?p=21217"},"modified":"2026-01-06T09:35:31","modified_gmt":"2026-01-06T01:35:31","slug":"commercial-ev-charging-protection-guide-acb-mccb-rcbo","status":"publish","type":"post","link":"https:\/\/test.viox.com\/vi\/commercial-ev-charging-protection-guide-acb-mccb-rcbo\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n: T\u00edch h\u1ee3p ACB, MCCB v\u00e0 RCBO \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n"},"content":{"rendered":"<div class=\"product-intro\">\n<p>Khi qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i to\u00e0n c\u1ea7u sang di \u0111\u1ed9ng \u0111i\u1ec7n t\u0103ng t\u1ed1c, tr\u1ecdng t\u00e2m chuy\u1ec3n t\u1eeb b\u1ed9 s\u1ea1c t\u1ea1i nh\u00e0 ri\u00eang l\u1ebb sang c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng s\u1ea1c xe \u0111i\u1ec7n th\u01b0\u01a1ng m\u1ea1i quy m\u00f4 l\u1edbn. Vi\u1ec7c tri\u1ec3n khai b\u1ed9 s\u1ea1c cho \u0111\u1ed9i xe, nh\u00e0 \u0111\u1ec3 xe c\u00f4ng c\u1ed9ng v\u00e0 trung t\u00e2m mua s\u1eafm ph\u1ee9c t\u1ea1p h\u01a1n nhi\u1ec1u so v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t d\u00e2n d\u1ee5ng \u0111\u01a1n gi\u1ea3n. Nh\u1eefng m\u00f4i tr\u01b0\u1eddng n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t h\u1ec7 th\u1ed1ng \u0111i\u1ec7n kh\u00f4ng ch\u1ec9 m\u1ea1nh m\u1ebd m\u00e0 c\u00f2n \u0111\u1eb7c bi\u1ec7t an to\u00e0n, \u0111\u00e1ng tin c\u1eady v\u00e0 th\u00f4ng minh.<\/p>\n<p>Nh\u1eefng th\u00e1ch th\u1ee9c l\u00e0 r\u1ea5t l\u1edbn: t\u1ea3i d\u00f2ng \u0111i\u1ec7n cao li\u00ean t\u1ee5c ch\u1ea1y trong nhi\u1ec1u gi\u1edd, kh\u1ea3 n\u0103ng g\u00e2y ra m\u00e9o h\u00e0i, ti\u1ebfp x\u00fac v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n ngo\u00e0i tr\u1eddi kh\u1eafc nghi\u1ec7t v\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 y\u00eau c\u1ea7u kh\u00f4ng khoan nh\u01b0\u1ee3ng v\u1ec1 an to\u00e0n cho c\u00f4ng ch\u00fang v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh. M\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn b\u1ea3o v\u1ec7 ch\u1eafp v\u00e1 l\u00e0 c\u00f4ng th\u1ee9c cho th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, h\u1ecfng h\u00f3c thi\u1ebft b\u1ecb v\u00e0 r\u1ee7i ro an to\u00e0n kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/p>\n<p>T\u1ea1i VIOX, ch\u00fang t\u00f4i \u1ee7ng h\u1ed9 m\u1ed9t ki\u1ebfn tr\u00fac b\u1ea3o v\u1ec7 nhi\u1ec1u l\u1edbp, c\u00f3 h\u1ec7 th\u1ed1ng. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ecdi \u0111i\u1ec3m trong chu\u1ed7i \u0111i\u1ec7n\u2014t\u1eeb k\u1ebft n\u1ed1i l\u01b0\u1edbi \u0111i\u1ec7n xu\u1ed1ng \u0111\u1ebfn t\u1eebng c\u1ed5ng s\u1ea1c ri\u00eang l\u1ebb\u2014\u0111\u1ec1u \u0111\u01b0\u1ee3c c\u1ee7ng c\u1ed1 b\u1eb1ng thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ph\u00f9 h\u1ee3p. H\u01b0\u1edbng d\u1eabn n\u00e0y tr\u00ecnh b\u00e0y chi ti\u1ebft chi\u1ebfn l\u01b0\u1ee3c n\u0103m l\u1edbp c\u1ee7a ch\u00fang t\u00f4i, t\u00edch h\u1ee3p M\u00e1y c\u1eaft kh\u00f4ng kh\u00ed (ACB), <a href=\"https:\/\/test.viox.com\/vi\/mccb\/\">Aptomat v\u1ecf \u0111\u00fac (MCCB)<\/a>, v\u00e0 B\u1ed9 ng\u1eaft m\u1ea1ch d\u00f2ng d\u01b0 c\u00f3 b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng (RCBO) \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 sinh th\u00e1i s\u1ea1c xe \u0111i\u1ec7n th\u1ef1c s\u1ef1 m\u1ea1nh m\u1ebd.<\/p>\n<h2>L\u1edbp 1: K\u1ebft n\u1ed1i l\u01b0\u1edbi \u0111i\u1ec7n (Ngu\u1ed3n c\u1ea5p ch\u00ednh \u0111\u1ea7u v\u00e0o)<\/h2>\n<p>N\u1ec1n t\u1ea3ng c\u1ee7a b\u1ea5t k\u1ef3 tr\u1ea1m s\u1ea1c th\u01b0\u01a1ng m\u1ea1i n\u00e0o l\u00e0 ngu\u1ed3n c\u1ea5p ch\u00ednh \u0111\u1ea7u v\u00e0o, th\u01b0\u1eddng \u1edf ph\u00eda h\u1ea1 th\u1ebf c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p chuy\u00ean d\u1ee5ng. \u0110\u00e2y l\u00e0 \u0111i\u1ec3m cung c\u1ea5p duy nh\u1ea5t cho to\u00e0n b\u1ed9 \u0111\u1ecba \u0111i\u1ec3m, x\u1eed l\u00fd d\u00f2ng \u0111i\u1ec7n \u0111\u00e1ng k\u1ec3 t\u1eeb 400A \u0111\u1ebfn h\u01a1n 2000A. B\u1ea3o v\u1ec7 \u0111i\u1ec3m v\u00e0o quan tr\u1ecdng n\u00e0y l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 th\u01b0\u01a1ng l\u01b0\u1ee3ng.<\/p>\n<h3>Th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i: M\u00e1y c\u1eaft kh\u00f4ng kh\u00ed (ACB)<\/h3>\n<p>Vai tr\u00f2 c\u1ee7a b\u1ed9 ng\u1eaft m\u1ea1ch ch\u00ednh l\u00e0 cung c\u1ea5p b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng s\u01a1 c\u1ea5p v\u00e0 ng\u1eaft s\u1ef1 c\u1ed1 m\u1ee9c cao cho to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. \u0110\u1ed1i v\u1edbi nhi\u1ec7m v\u1ee5 n\u00e0y, M\u00e1y c\u1eaft kh\u00f4ng kh\u00ed (ACB) l\u00e0 ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p. Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 ng\u1eaft k\u1ebft n\u1ed1i an to\u00e0n to\u00e0n b\u1ed9 tr\u1ea1m trong tr\u01b0\u1eddng h\u1ee3p \u0111o\u1ea3n m\u1ea1ch l\u1edbn ho\u1eb7c qu\u00e1 t\u1ea3i k\u00e9o d\u00e0i, ng\u0103n ng\u1eeba s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng v\u00e0 b\u1ea3o v\u1ec7 l\u01b0\u1edbi \u0111i\u1ec7n.<\/p>\n<p>ACB \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh cho d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c cao (In) v\u00e0, quan tr\u1ecdng l\u00e0, kh\u1ea3 n\u0103ng c\u1eaft t\u1ed1i \u01b0u c\u1ee7a ch\u00fang (Icu), \u0111\u1ed1i v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng xe \u0111i\u1ec7n quy m\u00f4 l\u1edbn, ph\u1ea3i n\u1eb1m trong kho\u1ea3ng t\u1eeb 65kA \u0111\u1ebfn 100kA \u0111\u1ec3 x\u1eed l\u00fd d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch ti\u1ec1m n\u0103ng t\u1eeb m\u00e1y bi\u1ebfn \u00e1p cung c\u1ea5p.<\/p>\n<h3>Th\u00f4ng tin chi ti\u1ebft c\u1ee7a VIOX: T\u1ea1i sao ACB lo\u1ea1i k\u00e9o ra l\u1ea1i c\u1ea7n thi\u1ebft cho c\u00e1c tr\u1ea1m s\u1ea1c<\/h3>\n<p>\u0110\u1ed1i v\u1edbi m\u1ed9t ho\u1ea1t \u0111\u1ed9ng th\u01b0\u01a1ng m\u1ea1i, n\u01a1i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng g\u1eafn li\u1ec1n tr\u1ef1c ti\u1ebfp v\u1edbi doanh thu, b\u1ea3o tr\u00ec c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn. \u0110\u00e2y l\u00e0 l\u00fac s\u1ef1 l\u1ef1a ch\u1ecdn gi\u1eefa ACB c\u1ed1 \u0111\u1ecbnh v\u00e0 ACB k\u00e9o ra tr\u1edf n\u00ean quan tr\u1ecdng. Trong khi ACB c\u1ed1 \u0111\u1ecbnh \u0111\u01b0\u1ee3c b\u1eaft tr\u1ef1c ti\u1ebfp v\u00e0o thanh c\u00e1i, th\u00ec ACB k\u00e9o ra \u0111\u01b0\u1ee3c g\u1eafn tr\u00ean khung tr\u01b0\u1ee3t.<\/p>\n<p>Thi\u1ebft k\u1ebf n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh k\u00e9o ra, ki\u1ec3m tra, th\u1eed nghi\u1ec7m ho\u1eb7c thay th\u1ebf to\u00e0n b\u1ed9 b\u1ed9 ng\u1eaft m\u1ea1ch m\u1ed9t c\u00e1ch an to\u00e0n m\u00e0 kh\u00f4ng c\u1ea7n ng\u1eaft \u0111i\u1ec7n b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ch\u00ednh. Trong m\u1ed9t qu\u1ea3ng tr\u01b0\u1eddng s\u1ea1c 24\/7, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t ACB b\u1ecb l\u1ed7i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay th\u1ebf trong v\u00e0i ph\u00fat, kh\u00f4ng ph\u1ea3i v\u00e0i gi\u1edd, gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a h\u1ec7 th\u1ed1ng. \u0110\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft v\u1ec1 \u0111i\u1ec1u n\u00e0y, h\u00e3y xem h\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <a href=\"https:\/\/test.viox.com\/vi\/fixed-type-vs-drawout-type-acb\/\">ACB lo\u1ea1i c\u1ed1 \u0111\u1ecbnh so v\u1edbi lo\u1ea1i k\u00e9o ra<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Draw-out-type-ACB-installed-in-main-distribution-panel-for-commercial-EV-charging-station.webp\" alt=\"Industrial photography style, high-resolution photo of a draw-out type air circuit breaker (ACB) mounted in a gray metal electrical cabinet, showing the breaker in partially withdrawn position with visible copper busbars and connection terminals, professional electrical equipment, clean industrial setting, VIOX logo visible on equipment nameplate, dramatic lighting highlighting metallic surfaces, commercial EV charging station background blurred, 4K quality, professional product photography\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #555; margin-top: 10px;\">H\u00ecnh 1: M\u00e1y c\u1eaft kh\u00f4ng kh\u00ed (ACB) lo\u1ea1i k\u00e9o ra \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong b\u1ea3ng ph\u00e2n ph\u1ed1i ch\u00ednh, cho th\u1ea5y c\u01a1 ch\u1ebf b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng trong c\u00e1c tr\u1ea1m s\u1ea1c xe \u0111i\u1ec7n th\u01b0\u01a1ng m\u1ea1i.<\/figcaption><\/figure>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>N\u0103ng<\/th>\n<th>ACB lo\u1ea1i c\u1ed1 \u0111\u1ecbnh<\/th>\n<th>ACB lo\u1ea1i k\u00e9o ra<\/th>\n<th>\u0110\u1ec1 xu\u1ea5t c\u1ee7a VIOX cho c\u00e1c tr\u1ea1m xe \u0111i\u1ec7n<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>B\u1ea3o tr\u00ec<\/strong><\/td>\n<td>Y\u00eau c\u1ea7u t\u1eaft to\u00e0n b\u1ed9 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n.<\/td>\n<td>C\u00f3 th\u1ec3 thay th\u1ebf khi b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/td>\n<td><strong>Lo\u1ea1i k\u00e9o ra<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/strong><\/td>\n<td>Cao (h\u00e0ng gi\u1edd).<\/td>\n<td>T\u1ed1i thi\u1ec3u (v\u00e0i ph\u00fat).<\/td>\n<td><strong>Lo\u1ea1i k\u00e9o ra<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Ban \u0110\u1ea7u Chi Ph\u00ed<\/strong><\/td>\n<td>Th\u1ea5p h\u01a1n.<\/td>\n<td>Cao h\u01a1n.<\/td>\n<td>\u0110\u1ea7u t\u01b0 v\u00e0o th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng bi\u1ec7n minh cho chi ph\u00ed.<\/td>\n<\/tr>\n<tr>\n<td><strong>S\u1ef1 an to\u00e0n<\/strong><\/td>\n<td>R\u1ee7i ro cao h\u01a1n trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec.<\/td>\n<td>T\u0103ng c\u01b0\u1eddng an to\u00e0n th\u00f4ng qua c\u00e1ch ly.<\/td>\n<td><strong>Lo\u1ea1i k\u00e9o ra<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Di\u1ec7n t\u00edch<\/strong><\/td>\n<td>Nh\u1ecf h\u01a1n.<\/td>\n<td>L\u1edbn h\u01a1n do khung g\u1ea7m.<\/td>\n<td>M\u1ed9t s\u1ef1 \u0111\u00e1nh \u0111\u1ed5i c\u1ea7n thi\u1ebft cho \u0111\u1ed9 tin c\u1eady.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>L\u1edbp 2: Ph\u00e2n ph\u1ed1i \u0111i\u1ec7n (B\u1ea3ng ph\u00e2n ph\u1ed1i ph\u1ee5)<\/h2>\n<p>Sau khi \u0111i\u1ec7n \u0111i v\u00e0o c\u01a1 s\u1edf th\u00f4ng qua ACB, n\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c chia v\u00e0 g\u1eedi \u0111\u1ebfn c\u00e1c khu v\u1ef1c s\u1ea1c ho\u1eb7c \u201c\u0111\u1ea3o\u201d kh\u00e1c nhau. M\u1ed9t b\u1ea3ng ph\u00e2n ph\u1ed1i ph\u1ee5 ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch n\u00e0y, cung c\u1ea5p cho c\u00e1c nh\u00f3m t\u1eeb 4 \u0111\u1ebfn 8 b\u1ed9 s\u1ea1c. Vi\u1ec7c b\u1ea3o v\u1ec7 \u1edf l\u1edbp n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ch\u1ecdn l\u1ecdc\u2014\u0111\u1ea3m b\u1ea3o s\u1ef1 c\u1ed1 tr\u00ean m\u1ed9t nh\u00f3m b\u1ed9 s\u1ea1c duy nh\u1ea5t kh\u00f4ng l\u00e0m cho ACB ch\u00ednh b\u1ecb ng\u1eaft v\u00e0 l\u00e0m m\u1ea5t \u0111i\u1ec7n to\u00e0n b\u1ed9 tr\u1ea1m.<\/p>\n<h3>Th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i: B\u1ed9 ng\u1eaft m\u1ea1ch v\u1ecf \u0111\u00fac (MCCB)<\/h3>\n<p>MCCB l\u00e0 nh\u1eefng con ng\u1ef1a th\u1ed3 c\u1ee7a ph\u00e2n ph\u1ed1i \u0111i\u1ec7n th\u01b0\u01a1ng m\u1ea1i. Trong b\u1ed1i c\u1ea3nh s\u1ea1c xe \u0111i\u1ec7n, ch\u00fang \u0111\u00f3ng vai tr\u00f2 l\u00e0 b\u1ea3o v\u1ec7 ngu\u1ed3n c\u1ea5p cho m\u1ed7i nh\u00f3m b\u1ed9 s\u1ea1c. Tu\u00e2n th\u1ee7 IEC 60947-2, ch\u00fang cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u1ea1nh m\u1ebd ch\u1ed1ng l\u1ea1i qu\u00e1 t\u1ea3i v\u00e0 \u0111o\u1ea3n m\u1ea1ch trong m\u1ed9t khung nh\u1ecf g\u1ecdn h\u01a1n ACB.<\/p>\n<h3>Th\u00f4ng tin chi ti\u1ebft c\u1ee7a VIOX: Vai tr\u00f2 quan tr\u1ecdng c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn ng\u1eaft \u0111i\u1ec7n t\u1eed (ETU)<\/h3>\n<p>M\u1eb7c d\u00f9 c\u00f3 s\u1eb5n MCCB nhi\u1ec7t t\u1eeb c\u01a1 b\u1ea3n, nh\u01b0ng t\u1ea3i s\u1ea1c xe \u0111i\u1ec7n th\u01b0\u01a1ng m\u1ea1i \u0111\u00f2i h\u1ecfi nhi\u1ec1u th\u00f4ng minh h\u01a1n. B\u1ed9 s\u1ea1c xe \u0111i\u1ec7n kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea3i \u0111i\u1ec7n tr\u1edf \u0111\u01a1n gi\u1ea3n; ch\u00fang l\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t ph\u1ee9c t\u1ea1p c\u00f3 th\u1ec3 c\u00f3 c\u00e1c tr\u00ecnh t\u1ef1 kh\u1edfi \u0111\u1ed9ng v\u00e0 c\u1ea5u h\u00ecnh t\u1ea3i ph\u1ee9c t\u1ea1p.<\/p>\n<p>\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao VIOX \u0111\u1eb7c bi\u1ec7t khuy\u1ebfn ngh\u1ecb MCCB v\u1edbi B\u1ed9 ph\u1eadn ng\u1eaft \u0111i\u1ec7n t\u1eed (ETU). ETU s\u1eed d\u1ee5ng b\u1ed9 vi x\u1eed l\u00fd \u0111\u1ec3 cung c\u1ea5p c\u00e1c c\u00e0i \u0111\u1eb7t b\u1ea3o v\u1ec7 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 ch\u00ednh x\u00e1c cao (Th\u1eddi gian d\u00e0i, Th\u1eddi gian ng\u1eafn, T\u1ee9c th\u1eddi). \u0110i\u1ec1u n\u00e0y cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0:<\/p>\n<ul>\n<li><strong>Tinh ch\u1ec9nh b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i<\/strong> \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi t\u1ea3i li\u00ean t\u1ee5c c\u1ee7a b\u1ed9 s\u1ea1c m\u00e0 kh\u00f4ng g\u00e2y ra ng\u1eaft kh\u00f3 ch\u1ecbu.<\/li>\n<li><strong>\u0110\u1eb7t \u0111\u1ed9 tr\u1ec5 th\u1eddi gian ng\u1eafn<\/strong> \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 ph\u1ed1i h\u1ee3p (t\u00ednh ch\u1ecdn l\u1ecdc) th\u00edch h\u1ee3p v\u1edbi ACB th\u01b0\u1ee3ng ngu\u1ed3n v\u00e0 b\u1ed9 ng\u1eaft m\u1ea1ch cu\u1ed1i c\u00f9ng h\u1ea1 ngu\u1ed3n.<\/li>\n<li><strong>Gi\u00e1m s\u00e1t ch\u1ea5t l\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng<\/strong> v\u00e0 ghi l\u1ea1i c\u00e1c s\u1ef1 ki\u1ec7n l\u1ed7i \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n d\u1ec5 d\u00e0ng h\u01a1n.<\/li>\n<\/ul>\n<p>K\u1ebft n\u1ed1i \u0111\u00fang c\u00e1ch c\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch n\u00e0y v\u1edbi h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n c\u0169ng l\u00e0 t\u1ed1i quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady. \u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin, h\u00e3y kh\u00e1m ph\u00e1 c\u00e1c h\u01b0\u1edbng d\u1eabn c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <a href=\"https:\/\/test.viox.com\/vi\/mccb-vs-iccb-comprehensive-guide\/\">L\u1ef1a ch\u1ecdn MCCB<\/a> v\u00e0 <a href=\"https:\/\/test.viox.com\/vi\/mccb-busbar-connection-protection-guide\/\">B\u1ea3o v\u1ec7 k\u1ebft n\u1ed1i thanh c\u00e1i<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/MCCB-sizing-selection-chart-for-different-EV-charging-configurations-7kW-to-22kW.webp\" alt=\"Professional technical table diagram showing MCCB selection matrix, rows labeled with charging power (7kW, 11kW, 22kW), columns showing: rated current, cable size, breaking capacity (kA), trip curve type, visual icons of charging piles, color-coded cells (green for recommended, yellow for minimum), VIOX logo header, clean corporate blue and white color scheme, annotations with arrows explaining key selection criteria, IEC 60947-2 standard reference note, professional electrical engineering document style\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #555; margin-top: 10px;\">H\u00ecnh 2: Ma tr\u1eadn l\u1ef1a ch\u1ecdn v\u00e0 \u0111\u1ecbnh c\u1ee1 MCCB VIOX cho c\u00e1c c\u1ea5u h\u00ecnh s\u1ea1c xe \u0111i\u1ec7n kh\u00e1c nhau (7kW \u0111\u1ebfn 22kW), l\u00e0m n\u1ed5i b\u1eadt k\u00edch th\u01b0\u1edbc c\u00e1p v\u00e0 \u0111\u01b0\u1eddng cong ng\u1eaft.<\/figcaption><\/figure>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>C\u00f4ng su\u1ea5t b\u1ed9 s\u1ea1c (m\u1ed7i tr\u1ee5)<\/th>\n<th>S\u1ed1 l\u01b0\u1ee3ng b\u1ed9 s\u1ea1c tr\u00ean m\u1ed7i nh\u00f3m<\/th>\n<th>T\u1ed5ng t\u1ea3i nh\u00f3m (Amps)<\/th>\n<th>\u0110\u1ecbnh m\u1ee9c MCCB VIOX \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb (Amps)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>7,4 kW (1 pha)<\/td>\n<td>6<\/td>\n<td>~192A<\/td>\n<td>Khung 250A, \u0111\u1eb7t th\u00e0nh 200A<\/td>\n<\/tr>\n<tr>\n<td>11 kW (3 pha)<\/td>\n<td>4<\/td>\n<td>~64A<\/td>\n<td>Khung 100A, \u0111\u1eb7t th\u00e0nh 80A<\/td>\n<\/tr>\n<tr>\n<td>22 kW (3 pha)<\/td>\n<td>4<\/td>\n<td>~128A<\/td>\n<td>Khung 160A, \u0111\u1eb7t th\u00e0nh 140A<\/td>\n<\/tr>\n<tr>\n<td>22 kW (3 pha)<\/td>\n<td>8<\/td>\n<td>~256A<\/td>\n<td>Khung 300A, \u0111\u1eb7t th\u00e0nh 275A<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><em>L\u01b0u \u00fd: \u0110\u1ecbnh c\u1ee1 ph\u1ea3i t\u00ednh \u0111\u1ebfn c\u00e1c h\u1ec7 s\u1ed1 t\u1ea3i li\u00ean t\u1ee5c (v\u00ed d\u1ee5: 125% theo NEC) v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a quy t\u1eafc \u0111\u1ecba ph\u01b0\u01a1ng.<\/em><\/p>\n<h2>L\u1edbp 3: \u0110\u1ea7u v\u00e0o Tr\u1ea1m S\u1ea1c (B\u1ea3o v\u1ec7 M\u1ea1ch Cu\u1ed1i C\u00f9ng)<\/h2>\n<p>\u0110\u00e2y l\u00e0 l\u1edbp quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi s\u1ef1 an to\u00e0n c\u1ee7a con ng\u01b0\u1eddi. M\u1ea1ch cu\u1ed1i c\u00f9ng c\u1ea5p ngu\u1ed3n tr\u1ef1c ti\u1ebfp cho m\u1ed9t c\u1ed5ng s\u1ea1c EV duy nh\u1ea5t v\u00e0 n\u00f3 ph\u1ea3i cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ho\u00e0n h\u1ea3o ch\u1ed1ng l\u1ea1i c\u1ea3 qu\u00e1 d\u00f2ng v\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 r\u00f2 r\u1ec9 \u0111i\u1ec7n g\u00e2y nguy hi\u1ec3m \u0111\u1ebfn t\u00ednh m\u1ea1ng.<\/p>\n<h3>Th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i: RCBO (B\u1ed9 ng\u1eaft m\u1ea1ch d\u00f2ng d\u01b0 c\u00f3 b\u1ea3o v\u1ec7 qu\u00e1 d\u00f2ng)<\/h3>\n<p>RCBO l\u00e0 thi\u1ebft b\u1ecb l\u00fd t\u01b0\u1edfng cho l\u1edbp n\u00e0y, v\u00ec n\u00f3 k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i v\u00e0 ng\u1eafn m\u1ea1ch c\u1ee7a B\u1ed9 ng\u1eaft m\u1ea1ch thu nh\u1ecf (MCB) v\u1edbi kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ch\u1ed1ng r\u00f2 r\u1ec9 \u0111\u1ea5t c\u1ee7a Thi\u1ebft b\u1ecb d\u00f2ng d\u01b0 (RCD) trong m\u1ed9t thi\u1ebft b\u1ecb duy nh\u1ea5t, nh\u1ecf g\u1ecdn. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c RCD \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea1o ra nh\u01b0 nhau v\u00e0 \u0111\u1ed1i v\u1edbi s\u1ea1c EV, th\u00ec <em>ki\u1ec3u<\/em> lo\u1ea1i RCD l\u00e0 t\u1ed1i quan tr\u1ecdng.<\/p>\n<h3>VIOX Insight: S\u1ef1 C\u1ea7n Thi\u1ebft Kh\u00f4ng Th\u1ec3 Th\u01b0\u01a1ng L\u01b0\u1ee3ng c\u1ee7a B\u1ea3o V\u1ec7 RCD Lo\u1ea1i B<\/h3>\n<p>B\u1ed9 s\u1ea1c tr\u00ean xe \u0111i\u1ec7n chuy\u1ec3n \u0111\u1ed5i ngu\u1ed3n \u0111i\u1ec7n AC t\u1eeb t\u01b0\u1eddng th\u00e0nh ngu\u1ed3n \u0111i\u1ec7n DC \u0111\u1ec3 s\u1ea1c pin. Trong m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n l\u1ed7i nh\u1ea5t \u0111\u1ecbnh b\u00ean trong xe, qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn d\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9 DC tr\u01a1n ch\u1ea3y ng\u01b0\u1ee3c tr\u1edf l\u1ea1i m\u1ea1ch AC.<\/p>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t r\u1ee7i ro ch\u1ec9 c\u00f3 \u1edf c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed c\u00f4ng su\u1ea5t nh\u01b0 b\u1ed9 s\u1ea1c EV v\u00e0 bi\u1ebfn t\u1ea7n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. M\u1ed9t ti\u00eau chu\u1ea9n <strong>RCD Lo\u1ea1i A<\/strong>, th\u01b0\u1eddng th\u1ea5y trong c\u00e1c khu d\u00e2n c\u01b0, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2 AC v\u00e0 DC xung nh\u1ecbp. N\u00f3 l\u00e0 <strong>ho\u00e0n to\u00e0n m\u00f9<\/strong> \u0111\u1ed1i v\u1edbi d\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9 DC tr\u01a1n. T\u1ec7 h\u01a1n n\u1eefa, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a d\u00f2ng r\u00f2 r\u1ec9 DC l\u1edbn h\u01a1n 6mA c\u00f3 th\u1ec3 l\u00e0m b\u00e3o h\u00f2a l\u00f5i t\u1eeb c\u1ee7a RCD Lo\u1ea1i A, khi\u1ebfn n\u00f3 kh\u00f4ng th\u1ec3 ng\u1eaft ngay c\u1ea3 \u0111\u1ed1i v\u1edbi c\u00e1c l\u1ed7i AC m\u00e0 n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ea3o v\u1ec7.<\/p>\n<p>\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao IEC 61851-1 v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n to\u00e0n c\u1ea7u kh\u00e1c quy \u0111\u1ecbnh b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i d\u00f2ng \u0111i\u1ec7n d\u01b0 DC. \u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t <strong>RCD lo\u1ea1i B<\/strong> RCD Lo\u1ea1i B, <strong>v\u00e0<\/strong> d\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9 DC tr\u01a1n, cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n.<\/p>\n<p>S\u1eed d\u1ee5ng b\u1ea5t k\u1ef3 th\u1ee9 g\u00ec th\u1ea5p h\u01a1n b\u1ea3o v\u1ec7 Lo\u1ea1i B trong m\u1ed9t tr\u1ea1m s\u1ea1c EV th\u01b0\u01a1ng m\u1ea1i l\u00e0 m\u1ed9t s\u1ef1 tu\u00e2n th\u1ee7 v\u00e0 an to\u00e0n nghi\u00eam tr\u1ecdng. \u0110\u1ec3 t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 ch\u1ee7 \u0111\u1ec1 quan tr\u1ecdng n\u00e0y, h\u00e3y \u0111\u1ecdc h\u01b0\u1edbng d\u1eabn c\u1ea7n thi\u1ebft c\u1ee7a ch\u00fang t\u00f4i v\u1ec1 <a href=\"https:\/\/test.viox.com\/vi\/rccb-ev-charging-type-b-vs-type-f-vs-type-ev\/\">c\u00e1c lo\u1ea1i RCCB cho s\u1ea1c EV<\/a>. \u0110\u1ec3 bi\u1ebft c\u00e1c t\u00ednh to\u00e1n k\u00edch th\u01b0\u1edbc c\u1ee5 th\u1ec3 cho m\u1ea1ch cu\u1ed1i c\u00f9ng, h\u00e3y tham kh\u1ea3o <a href=\"https:\/\/test.viox.com\/vi\/ev-charger-circuit-breaker-sizing-guide-7kw-22kw\/\">h\u01b0\u1edbng d\u1eabn \u0111\u1ecbnh c\u1ee1 b\u1ed9 ng\u1eaft m\u1ea1ch s\u1ea1c 7kW-22kW<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Layered-protection-architecture-diagram-for-EV-charging-infrastructure-showing-ACB-MCCB-RCBO-hierarchy.webp\" alt=\"Technical electrical schematic diagram showing 5-layer protection architecture for EV charging station, single-line diagram style with clearly labeled components: Layer 1 ACB at top (400-2000A), Layer 2 MCCB feeders (multiple branches), Layer 3 RCBO with Type B RCD for each charging pile, Layer 4 modular contactors, Layer 5 SPD devices, clean white background, professional CAD-style lines in blue and black, VIOX logo in corner, current flow arrows, labeled voltage levels (400V\/230V), IEC standard symbols, annotated with protection ratings\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #555; margin-top: 10px;\">H\u00ecnh 3: Ki\u1ebfn tr\u00fac b\u1ea3o v\u1ec7 5 l\u1edbp VIOX. L\u01b0u \u00fd th\u1ee9 b\u1eadc t\u1eeb ACB ch\u00ednh (L\u1edbp 1) xu\u1ed1ng \u0111\u1ebfn c\u00e1c RCBO Lo\u1ea1i B ri\u00eang l\u1ebb (L\u1edbp 3) v\u00e0 SPD t\u1ea1i \u0111i\u1ec3m s\u1ea1c.<\/figcaption><\/figure>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Lo\u1ea1i RCD<\/th>\n<th>L\u1ed7i AC h\u00ecnh sin<\/th>\n<th>L\u1ed7i DC xung nh\u1ecbp<\/th>\n<th>L\u1ed7i DC tr\u01a1n<\/th>\n<th>Th\u00edch h\u1ee3p cho s\u1ea1c EV?<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Lo\u1ea1i AC<\/strong><\/td>\n<td>\u2705<\/td>\n<td>\u274c<\/td>\n<td>\u274c<\/td>\n<td><strong>Kh\u00f4ng. Kh\u00f4ng an to\u00e0n.<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Lo\u1ea1i A<\/strong><\/td>\n<td>\u2705<\/td>\n<td>\u2705<\/td>\n<td>\u274c<\/td>\n<td><strong>Ch\u1ec9 khi b\u1ed9 s\u1ea1c c\u00f3 t\u00edch h\u1ee3p b\u1ea3o v\u1ec7 DC 6mA.<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Lo\u1ea1i F<\/strong><\/td>\n<td>\u2705<\/td>\n<td>\u2705<\/td>\n<td>\u274c<\/td>\n<td><strong>Kh\u00f4ng. Cung c\u1ea5p b\u1ea3o v\u1ec7 t\u1ea7n s\u1ed1 cao nh\u01b0ng kh\u00f4ng ph\u1ea3i DC tr\u01a1n.<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Lo\u1ea1i B<\/strong><\/td>\n<td>\u2705<\/td>\n<td>\u2705<\/td>\n<td>\u2705<\/td>\n<td><strong>C\u00f3. L\u1ef1a ch\u1ecdn an to\u00e0n nh\u1ea5t v\u00e0 tu\u00e2n th\u1ee7 nh\u1ea5t.<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>L\u1edbp 4: \u0110i\u1ec1u khi\u1ec3n &amp; Chuy\u1ec3n m\u1ea1ch (B\u00ean trong B\u1ed9 s\u1ea1c)<\/h2>\n<p>S\u00e2u b\u00ean trong tr\u1ea1m s\u1ea1c l\u00e0 th\u00e0nh ph\u1ea7n th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c h\u00e0ng ng\u00e0y: c\u00f4ng t\u1eafc t\u01a1. Thi\u1ebft b\u1ecb n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t c\u00f4ng t\u1eafc h\u1ea1ng n\u1eb7ng, c\u1ea5p v\u00e0 ng\u1eaft \u0111i\u1ec7n cho \u0111\u1ea7u ra \u0111\u1ebfn xe theo l\u1ec7nh t\u1eeb b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1ee7a tr\u1ea1m (giao ti\u1ebfp th\u00f4ng qua c\u00e1c giao th\u1ee9c nh\u01b0 OCPP).<\/p>\n<h3>Th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i: C\u00f4ng t\u1eafc t\u01a1 AC (Ki\u1ec3u m\u00f4-\u0111un ho\u1eb7c C\u00f4ng nghi\u1ec7p)<\/h3>\n<p>Kh\u00f4ng gi\u1ed1ng nh\u01b0 b\u1ed9 ng\u1eaft m\u1ea1ch, l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb an to\u00e0n, c\u00f4ng t\u1eafc t\u01a1 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 chuy\u1ec3n m\u1ea1ch v\u1eadn h\u00e0nh th\u01b0\u1eddng xuy\u00ean. Trong m\u1ed9t tr\u1ea1m s\u1ea1c c\u00f4ng c\u1ed9ng b\u1eadn r\u1ed9n, m\u1ed9t c\u00f4ng t\u1eafc t\u01a1 duy nh\u1ea5t c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng h\u00e0ng ch\u1ee5c ho\u1eb7c th\u1eadm ch\u00ed h\u00e0ng tr\u0103m l\u1ea7n m\u1ed7i ng\u00e0y.<\/p>\n<h3>VIOX Insight: \u01afu ti\u00ean Tu\u1ed5i th\u1ecd \u0110i\u1ec7n v\u00e0 Ho\u1ea1t \u0111\u1ed9ng Y\u00ean t\u0129nh<\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c tr\u1ea1m s\u1ea1c AC C\u1ea5p 2, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf nh\u1eefng khu v\u1ef1c nh\u1ea1y c\u1ea3m v\u1edbi ti\u1ebfng \u1ed3n nh\u01b0 nh\u00e0 \u0111\u1ec3 xe d\u00e2n c\u01b0 ho\u1eb7c t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng, <a href=\"https:\/\/test.viox.com\/vi\/modular-contactor\/\"><strong>c\u00f4ng t\u1eafc t\u01a1 m\u00f4-\u0111un<\/strong><\/a> l\u00e0 l\u1ef1a ch\u1ecdn v\u01b0\u1ee3t tr\u1ed9i. Ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 l\u1eafp tr\u00ean ray DIN, c\u1ef1c k\u1ef3 nh\u1ecf g\u1ecdn v\u00e0 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u00eam \u00e1i, \u201ckh\u00f4ng g\u00e2y ti\u1ebfng \u1ed3n\u201d. N\u1ebfu b\u1ea1n \u0111\u00e3 t\u1eebng \u0111\u1ed1i ph\u00f3 v\u1edbi m\u1ed9t <a href=\"https:\/\/test.viox.com\/vi\/contactor-troubleshooting-guide-buzzing-coil-failure\/\">c\u00f4ng t\u1eafc t\u01a1 k\u00eau vo vo ho\u1eb7c rung<\/a>, b\u1ea1n s\u1ebd hi\u1ec3u gi\u00e1 tr\u1ecb c\u1ee7a m\u1ed9t thi\u1ebft k\u1ebf im l\u1eb7ng.<\/p>\n<p>Quan tr\u1ecdng nh\u1ea5t, \u0111\u1ed1i v\u1edbi \u1ee9ng d\u1ee5ng n\u00e0y, b\u1ea1n ph\u1ea3i ch\u1ec9 \u0111\u1ecbnh m\u1ed9t c\u00f4ng t\u1eafc t\u01a1 c\u00f3 <strong>tu\u1ed5i th\u1ecd \u0111i\u1ec7n<\/strong>. cao. Tu\u1ed5i th\u1ecd c\u01a1 h\u1ecdc c\u1ee7a c\u00f4ng t\u1eafc t\u01a1 (s\u1ed1 l\u1ea7n n\u00f3 c\u00f3 th\u1ec3 \u0111\u00f3ng v\u00e0 m\u1edf m\u00e0 kh\u00f4ng c\u00f3 t\u1ea3i) lu\u00f4n cao h\u01a1n nhi\u1ec1u so v\u1edbi tu\u1ed5i th\u1ecd \u0111i\u1ec7n c\u1ee7a n\u00f3 (s\u1ed1 l\u1ea7n n\u00f3 c\u00f3 th\u1ec3 chuy\u1ec3n t\u1ea3i \u0111\u1ecbnh m\u1ee9c c\u1ee7a n\u00f3). \u0110\u1ed1i v\u1edbi chu k\u1ef3 l\u00e0m vi\u1ec7c kh\u00f4ng ng\u1eebng ngh\u1ec9 c\u1ee7a b\u1ed9 s\u1ea1c EV, m\u1ed9t c\u00f4ng t\u1eafc t\u01a1 c\u00f3 \u0111\u1ecbnh m\u1ee9c lo\u1ea1i s\u1eed d\u1ee5ng AC-1 cao v\u00e0 \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 h\u00e0ng tr\u0103m ngh\u00ecn chu k\u1ef3 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho \u0111\u1ed9 tin c\u1eady l\u00e2u d\u00e0i. So s\u00e1nh nh\u1eefng l\u1ee3i \u00edch c\u1ee7a <a href=\"https:\/\/test.viox.com\/vi\/modular-contactor-vs-traditional-contactor\/\">c\u00f4ng t\u1eafc t\u01a1 m\u00f4-\u0111un so v\u1edbi c\u00f4ng t\u1eafc t\u01a1 truy\u1ec1n th\u1ed1ng<\/a> \u0111\u1ec3 \u0111\u01b0a ra l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n.<\/p>\n<h2>L\u1edbp 5: An to\u00e0n tho\u00e1ng qua (B\u1ea3o v\u1ec7 ch\u1ed1ng s\u00e9t lan truy\u1ec1n)<\/h2>\n<p>C\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed tinh vi b\u00ean trong c\u1ea3 b\u1ed9 s\u1ea1c EV v\u00e0 ch\u00ednh chi\u1ebfc xe \u0111\u1ec1u r\u1ea5t d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng do \u0111i\u1ec7n \u00e1p t\u0103ng v\u1ecdt. C\u00e1c qu\u00e1 tr\u00ecnh chuy\u1ec3n ti\u1ebfp n\u00e0y c\u00f3 th\u1ec3 do s\u00e9t \u0111\u00e1nh g\u1ea7n c\u01a1 s\u1edf ho\u1eb7c do c\u00e1c thao t\u00e1c chuy\u1ec3n m\u1ea1ch tr\u00ean l\u01b0\u1edbi \u0111i\u1ec7n. M\u1ed9t xung \u0111i\u1ec7n m\u1ea1nh duy nh\u1ea5t c\u00f3 th\u1ec3 ph\u00e1 h\u1ee7y b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 B\u1ed9 s\u1ea1c tr\u00ean xe (OBC) c\u1ee7a xe, d\u1eabn \u0111\u1ebfn s\u1eeda ch\u1eefa t\u1ed1n k\u00e9m v\u00e0 kh\u00e1ch h\u00e0ng kh\u00f4ng h\u00e0i l\u00f2ng.<\/p>\n<h3>Th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i: Thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ch\u1ed1ng s\u00e9t lan truy\u1ec1n (SPD)<\/h3>\n<p>C\u00f4ng vi\u1ec7c c\u1ee7a SPD l\u00e0 ph\u00e1t hi\u1ec7n qu\u00e1 \u0111i\u1ec7n \u00e1p tho\u00e1ng qua v\u00e0 chuy\u1ec3n h\u01b0\u1edbng d\u00f2ng \u0111i\u1ec7n t\u0103ng v\u1ecdt c\u00f3 h\u1ea1i m\u1ed9t c\u00e1ch an to\u00e0n xu\u1ed1ng \u0111\u1ea5t tr\u01b0\u1edbc khi n\u00f3 \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb nh\u1ea1y c\u1ea3m. M\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn theo l\u1edbp \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng s\u00e9t lan truy\u1ec1n l\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/p>\n<h3>VIOX Insight: Chi\u1ebfn l\u01b0\u1ee3c SPD ph\u1ed1i h\u1ee3p (Lo\u1ea1i 1+2 v\u00e0 Lo\u1ea1i 2)<\/h3>\n<ul>\n<li><strong>B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ch\u00ednh (L\u1edbp 1):<\/strong> M\u1ed9t <strong>SPD Lo\u1ea1i 1+2<\/strong> n\u00ean \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i b\u1ea3ng \u0111i\u1ec7n ch\u00ednh, ngay sau ACB ch\u00ednh. Thi\u1ebft b\u1ecb Lo\u1ea1i 1 \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 x\u1eed l\u00fd d\u00f2ng \u0111i\u1ec7n s\u00e9t m\u1ed9t ph\u1ea7n, cung c\u1ea5p tuy\u1ebfn ph\u00f2ng th\u1ee7 \u0111\u1ea7u ti\u00ean v\u00e0 m\u1ea1nh m\u1ebd nh\u1ea5t.<\/li>\n<li><strong>Ph\u00e2n ph\u1ed1i ph\u1ee5 (L\u1edbp 2):<\/strong> M\u1ed9t <strong>SPD lo\u1ea1i 2<\/strong> n\u00ean \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong c\u00e1c b\u1ea3ng ph\u00e2n ph\u1ed1i ph\u1ee5 c\u1ea5p ngu\u1ed3n cho c\u00e1c nh\u00f3m b\u1ed9 s\u1ea1c. SPD th\u1ee9 c\u1ea5p n\u00e0y k\u1eb9p b\u1ea5t k\u1ef3 \u0111i\u1ec7n \u00e1p d\u01b0 n\u00e0o do SPD ch\u00ednh truy\u1ec1n qua v\u00e0 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u00e1c xung \u0111i\u1ec7n \u0111\u01b0\u1ee3c t\u1ea1o ra b\u00ean trong.<\/li>\n<\/ul>\n<p>C\u00e1ch ti\u1ebfp c\u1eadn ph\u1ed1i h\u1ee3p n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111i\u1ec7n \u00e1p \u0111\u01b0\u1ee3c k\u1eb9p \u1edf m\u1ee9c th\u1ea5p h\u01a1n, an to\u00e0n h\u01a1n khi n\u00f3 di chuy\u1ec3n v\u1ec1 ph\u00eda t\u1ea3i cu\u1ed1i c\u00f9ng. \u0110\u00e2y l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng cho c\u1ea3 s\u1ea1c AC v\u00e0 th\u1eadm ch\u00ed c\u00f2n quan tr\u1ecdng h\u01a1n \u0111\u1ed1i v\u1edbi <a href=\"https:\/\/test.viox.com\/vi\/dc-fast-charger-protection-surge-fuse-guide\/\">b\u1ea3o v\u1ec7 b\u1ed9 s\u1ea1c nhanh DC c\u00f4ng su\u1ea5t cao<\/a>. \u0110\u1ec3 c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 vi\u1ec7c t\u00ecm ngu\u1ed3n cung \u1ee9ng c\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng n\u00e0y, h\u00e3y tham kh\u1ea3o <a href=\"https:\/\/test.viox.com\/vi\/ultimate-spd-buying-guide-for-distributors\/\">h\u01b0\u1edbng d\u1eabn mua SPD t\u1ed1i \u01b0u<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Type-B-RCBO-protective-device-for-EV-charger-with-DC-leakage-detection-capability.webp\" alt=\"Close-up industrial product photography of a Type B RCBO circuit breaker mounted on DIN rail, showing clear label markings indicating '30mA AC + 6mA DC', test button visible, professional lighting highlighting the device details, VIOX branding on device, modern electrical enclosure background, shallow depth of field, metallic and black plastic components, professional electrical equipment catalog style, 4K resolution\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #555; margin-top: 10px;\">H\u00ecnh 4: RCBO Lo\u1ea1i B \u0111\u01b0\u1ee3c g\u1eafn tr\u00ean ray DIN. L\u01b0u \u00fd th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u201930mA AC + 6mA DC\u2019, cho bi\u1ebft kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 to\u00e0n di\u1ec7n ch\u1ed1ng l\u1ea1i d\u00f2ng \u0111i\u1ec7n r\u00f2 r\u1ec9 AC v\u00e0 DC.<\/figcaption><\/figure>\n<h2>B\u1ee9c tranh l\u1edbn: B\u1ea3o v\u1ec7 th\u01b0\u01a1ng m\u1ea1i so v\u1edbi d\u00e2n c\u01b0<\/h2>\n<p>C\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111i\u1ec7n v\u00e0 an to\u00e0n c\u1ee7a m\u1ed9t trung t\u00e2m s\u1ea1c th\u01b0\u01a1ng m\u1ea1i l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi m\u1ed9t b\u1ed9 s\u1ea1c t\u1ea1i nh\u00e0 duy nh\u1ea5t. B\u1ea3ng n\u00e0y t\u00f3m t\u1eaft nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh trong tri\u1ebft l\u00fd b\u1ea3o v\u1ec7. \u0110\u1ec3 so s\u00e1nh chi ti\u1ebft h\u01a1n, h\u00e3y xem <a href=\"https:\/\/test.viox.com\/vi\/commercial-vs-residential-ev-charging-protection-guide\/\">h\u01b0\u1edbng d\u1eabn b\u1ea3o v\u1ec7 th\u01b0\u01a1ng m\u1ea1i so v\u1edbi d\u00e2n c\u01b0<\/a>.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\" border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>Kh\u00eda c\u1ea1nh b\u1ea3o v\u1ec7<\/th>\n<th>B\u1ed9 s\u1ea1c EV d\u00e2n d\u1ee5ng<\/th>\n<th>Tr\u1ea1m s\u1ea1c EV th\u01b0\u01a1ng m\u1ea1i<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>M\u00e1y c\u1eaft ch\u00ednh<\/strong><\/td>\n<td>B\u1ed9 ng\u1eaft m\u1ea1ch b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ch\u00ednh 100-200A<\/td>\n<td>Aptomat kh\u1ed1i (ACB) 400A \u2013 2000A+<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ea3o v\u1ec7 b\u1ed9 n\u1ea1p<\/strong><\/td>\n<td>Kh\u00f4ng \u00e1p d\u1ee5ng (m\u1ea1ch tr\u1ef1c ti\u1ebfp)<\/td>\n<td>Aptomat v\u1ecf \u0111\u00fac (MCCB) cho c\u00e1c nh\u00f3m<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1ea1ch cu\u1ed1i<\/strong><\/td>\n<td>MCB ho\u1eb7c RCBO 32A-40A<\/td>\n<td>RCBO 32A-63A tr\u00ean m\u1ed7i c\u1ed5ng<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ea3o v\u1ec7 ch\u1ed1ng r\u00f2 r\u1ec9<\/strong><\/td>\n<td>Lo\u1ea1i A (n\u1ebfu b\u1ed9 s\u1ea1c c\u00f3 c\u1ea3m bi\u1ebfn DC 6mA) ho\u1eb7c Lo\u1ea1i B<\/td>\n<td><strong>RCBO Lo\u1ea1i B (B\u1eaft bu\u1ed9c)<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>Ch\u1ed1ng s\u00e9t lan truy\u1ec1n<\/strong><\/td>\n<td>Lo\u1ea1i 2 (To\u00e0n b\u1ed9 nh\u00e0) \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb<\/td>\n<td>Lo\u1ea1i 1+2 (\u0110\u1ea7u v\u00e0o ch\u00ednh) + Lo\u1ea1i 2 (C\u00e1c b\u1ea3ng ph\u1ee5)<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1eadp trung v\u00e0o th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng<\/strong><\/td>\n<td>S\u1ef1 ti\u1ec7n l\u1ee3i<\/td>\n<td><strong>Quan tr\u1ecdng \u0111\u1ed1i v\u1edbi ho\u1ea1t \u0111\u1ed9ng (T\u1ea1o doanh thu)<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ea3o tr\u00ec<\/strong><\/td>\n<td>Ph\u1ea3n \u1ee9ng (v\u1ea5p\/h\u1ecfng)<\/td>\n<td>Ch\u1ee7 \u0111\u1ed9ng (Aptomat ki\u1ec3u k\u00e9o, gi\u00e1m s\u00e1t)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Type-A-vs-Type-B-RCD-comparison-showing-DC-leakage-detection-capabilities.webp\" alt=\"Technical comparison infographic showing two side-by-side waveform diagrams, left side labeled 'Type A RCD' with AC sinusoidal and pulsating DC waveforms (red X mark showing cannot detect smooth DC), right side labeled 'Type B RCD' with AC, pulsating DC, and smooth DC waveforms (green checkmark showing can detect all types), clean professional technical illustration style, blue and orange color scheme, VIOX logo, annotations pointing to key differences, EV charger icon, simple and clear educational diagram\" \/><figcaption style=\"font-style: italic; font-size: 0.9em; color: #555; margin-top: 10px;\">H\u00ecnh 5: So s\u00e1nh k\u1ef9 thu\u1eadt gi\u1eefa RCD Lo\u1ea1i A v\u00e0 Lo\u1ea1i B. Ch\u1ec9 RCD Lo\u1ea1i B m\u1edbi c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n hi\u1ec7u qu\u1ea3 d\u00f2ng r\u00f2 DC tr\u01a1n th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn c\u00e1c l\u1ed7i s\u1ea1c EV.<\/figcaption><\/figure>\n<h2>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/h2>\n<h3>1. T\u1ea1i sao t\u00f4i kh\u00f4ng th\u1ec3 ch\u1ec9 s\u1eed d\u1ee5ng MCB ti\u00eau chu\u1ea9n cho s\u1ea1c EV th\u01b0\u01a1ng m\u1ea1i?<\/h3>\n<p>Aptomat thu nh\u1ecf ti\u00eau chu\u1ea9n (MCB) thi\u1ebfu c\u00e1c c\u00e0i \u0111\u1eb7t d\u00f2ng c\u1eaft c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nh\u01b0 MCCB, g\u00e2y kh\u00f3 kh\u0103n cho vi\u1ec7c ph\u1ed1i h\u1ee3p v\u00e0 ch\u1ecdn l\u1ecdc trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u1edbn. Quan tr\u1ecdng h\u01a1n, MCB kh\u00f4ng cung c\u1ea5p b\u1ea3o v\u1ec7 ch\u1ed1ng d\u00f2ng r\u00f2 \u0111\u1ea5t, \u0111\u00e2y l\u00e0 m\u1ed9t y\u00eau c\u1ea7u an to\u00e0n quan tr\u1ecdng \u0111\u1ed1i v\u1edbi vi\u1ec7c s\u1ea1c xe \u0111i\u1ec7n (EV). RCBO l\u00e0 thi\u1ebft b\u1ecb t\u1ed1i thi\u1ec3u cho m\u1ea1ch cu\u1ed1i c\u00f9ng.<\/p>\n<h3>2. S\u1ef1 kh\u00e1c bi\u1ec7t th\u1ef1c s\u1ef1 gi\u1eefa RCD Lo\u1ea1i A v\u00e0 Lo\u1ea1i B cho b\u1ed9 s\u1ea1c EV l\u00e0 g\u00ec?<\/h3>\n<p>RCCB Lo\u1ea1i A kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2 DC tr\u01a1n, m\u1ed9t nguy c\u01a1 \u0111\u1eb7c bi\u1ec7t do b\u1ed9 s\u1ea1c xe \u0111i\u1ec7n g\u00e2y ra. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c thi\u1ebft b\u1ecb kh\u00f4ng ng\u1eaft khi c\u00f3 s\u1ef1 c\u1ed1 nguy hi\u1ec3m x\u1ea3y ra. RCCB Lo\u1ea1i B \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t hi\u1ec7n d\u00f2ng r\u00f2 AC, DC xung v\u00e0 DC tr\u01a1n, cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ho\u00e0n to\u00e0n theo y\u00eau c\u1ea7u c\u1ee7a c\u00e1c ti\u00eau chu\u1ea9n an to\u00e0n nh\u01b0 IEC 61851-1.<\/p>\n<h3>3. L\u00e0m c\u00e1ch n\u00e0o \u0111\u1ec3 \u0111\u1ecbnh c\u1ee1 ACB cho tr\u1ea1m s\u1ea1c th\u01b0\u01a1ng m\u1ea1i 20 b\u1ed9 s\u1ea1c?<\/h3>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn k\u00edch th\u01b0\u1edbc ACB ch\u00ednh bao g\u1ed3m t\u00ednh to\u00e1n t\u1ed5ng nhu c\u1ea7u t\u1ed1i \u0111a, \u00e1p d\u1ee5ng h\u1ec7 s\u1ed1 \u0111\u1ed3ng th\u1eddi (c\u00f3 th\u1ec3 l\u00e0 1.0 \u0111\u1ed1i v\u1edbi c\u00e1c tr\u1ea1m th\u01b0\u01a1ng m\u1ea1i, gi\u1ea3 s\u1eed t\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 s\u1ea1c c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ed3ng th\u1eddi) v\u00e0 xem x\u00e9t kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng trong t\u01b0\u01a1ng lai. \u0110\u1ed1i v\u1edbi m\u1ed9t tr\u1ea1m c\u00f3 hai m\u01b0\u01a1i b\u1ed9 s\u1ea1c 22kW (32A), t\u1ed5ng t\u1ea3i l\u00e0 640A. H\u1ec7 s\u1ed1 \u0111\u1ed3ng th\u1eddi l\u00e0 0.8 c\u00f3 th\u1ec3 cho ra 512A. B\u1ea1n s\u1ebd ch\u1ecdn k\u00edch th\u01b0\u1edbc ACB ti\u00eau chu\u1ea9n ti\u1ebfp theo, ch\u1eb3ng h\u1ea1n nh\u01b0 ACB 800A, v\u00e0 c\u00e0i \u0111\u1eb7t b\u1ed9 ng\u1eaft \u0111i\u1ec7n t\u1eed t\u01b0\u01a1ng \u1ee9ng. Lu\u00f4n tham kh\u1ea3o \u00fd ki\u1ebfn c\u1ee7a k\u1ef9 s\u01b0 c\u00f3 tr\u00ecnh \u0111\u1ed9.<\/p>\n<h3>4. T\u00f4i c\u00f3 c\u1ea7n SPD tr\u00ean m\u1ecdi tr\u1ee5 s\u1ea1c kh\u00f4ng?<\/h3>\n<p>Chi\u1ebfn l\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 nh\u1ea5t l\u00e0 ph\u00e2n l\u1edbp. M\u1ed9t SPD Lo\u1ea1i 1+2 ch\u00ednh t\u1ea1i \u0111\u1ea7u v\u00e0o d\u1ecbch v\u1ee5 \u0111\u1ebfn cung c\u1ea5p b\u1ea3o v\u1ec7 ch\u00ednh. SPD Lo\u1ea1i 2 th\u1ee9 c\u1ea5p n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t trong c\u00e1c b\u1ea3ng ph\u00e2n ph\u1ed1i c\u1ea5p ngu\u1ed3n cho c\u00e1c nh\u00f3m b\u1ed9 s\u1ea1c. Vi\u1ec7c \u0111\u1eb7t SPD trong m\u1ed7i c\u1ecdc \u0111\u01a1n l\u1ebb th\u01b0\u1eddng kh\u00f4ng c\u1ea7n thi\u1ebft n\u1ebfu kho\u1ea3ng c\u00e1ch t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ph\u1ee5 ng\u1eafn (v\u00ed d\u1ee5: &lt;10 m\u00e9t) v\u00e0 c\u00f3 th\u1ec3 kh\u00f4ng hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed.<\/p>\n<h3>5. Dung l\u01b0\u1ee3ng c\u1eaft (\u0111\u1ecbnh m\u1ee9c kA) \u0111i\u1ec3n h\u00ecnh cho MCCB trong s\u1ea1c EV l\u00e0 bao nhi\u00eau?<\/h3>\n<p>\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o d\u00f2ng ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn (PSCC) t\u1ea1i \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t. \u0110\u1ed1i v\u1edbi c\u00e1c t\u1ee7 ph\u00e2n ph\u1ed1i nh\u00e1nh \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n t\u1eeb m\u1ed9t m\u00e1y bi\u1ebfn \u00e1p l\u1edbn, PSCC c\u00f3 th\u1ec3 \u0111\u00e1ng k\u1ec3. Kh\u1ea3 n\u0103ng c\u1eaft \u0111i\u1ec3n h\u00ecnh cho MCCB trong \u1ee9ng d\u1ee5ng n\u00e0y dao \u0111\u1ed9ng t\u1eeb 25kA \u0111\u1ebfn 50kA \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang c\u00f3 th\u1ec3 ng\u1eaft m\u1ea1ch an to\u00e0n m\u00e0 kh\u00f4ng b\u1ecb h\u1ecfng.<\/p>\n<h2>K\u1ebft lu\u1eadn: X\u00e2y d\u1ef1ng x\u01b0\u01a1ng s\u1ed1ng \u0111i\u1ec7n cho E-Mobility<\/h2>\n<p>M\u1ed9t tr\u1ea1m s\u1ea1c EV th\u01b0\u01a1ng m\u1ea1i th\u00e0nh c\u00f4ng kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u1ee5m c\u00e1c b\u1ed9 s\u1ea1c. \u0110\u00f3 l\u00e0 m\u1ed9t h\u1ec7 sinh th\u00e1i \u0111i\u1ec7n g\u1eafn k\u1ebft, n\u01a1i an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ngay t\u1eeb k\u1ebft n\u1ed1i \u0111\u1ea7u ti\u00ean v\u1edbi l\u01b0\u1edbi \u0111i\u1ec7n. M\u1ed9t \u201ch\u1ec7 th\u1ea7n kinh\u201d \u0111i\u1ec7n m\u1ea1nh m\u1ebd\u2014\u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean m\u1ed9t ki\u1ebfn tr\u00fac ph\u00e2n l\u1edbp g\u1ed3m c\u00e1c ACB \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh ch\u00ednh x\u00e1c, MCCB v\u1edbi c\u00e1c b\u1ed9 ng\u1eaft th\u00f4ng minh, RCBO Lo\u1ea1i B b\u1eaft bu\u1ed9c v\u00e0 b\u1ea3o v\u1ec7 ch\u1ed1ng s\u00e9t ph\u1ed1i h\u1ee3p\u2014l\u00e0 n\u1ec1n t\u1ea3ng th\u1ef1c s\u1ef1 c\u1ee7a m\u1ed9t m\u1ea1ng l\u01b0\u1edbi s\u1ea1c c\u00f3 th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng cao, c\u00f3 l\u1ee3i nhu\u1eadn v\u00e0 tr\u00ean h\u1ebft l\u00e0 an to\u00e0n.<\/p>\n<p>B\u1eb1ng c\u00e1ch tri\u1ec3n khai chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o v\u1ec7 n\u0103m l\u1edbp n\u00e0y, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 nh\u00e0 khai th\u00e1c c\u00f3 th\u1ec3 v\u01b0\u1ee3t ra ngo\u00e0i vi\u1ec7c ch\u1ec9 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng v\u00e0 mang l\u1ea1i s\u1ef1 t\u1ef1 tin v\u00e0 \u0111\u1ed9 tin c\u1eady m\u00e0 t\u01b0\u01a1ng lai c\u1ee7a e-mobility \u0111\u00f2i h\u1ecfi.<\/p>\n<p><strong>B\u1ea1n c\u00f3 \u0111ang thi\u1ebft k\u1ebf tr\u1ea1m s\u1ea1c th\u01b0\u01a1ng m\u1ea1i ti\u1ebfp theo c\u1ee7a m\u00ecnh kh\u00f4ng?<\/strong> Li\u00ean h\u1ec7 v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt VIOX \u0111\u1ec3 \u0111\u01b0\u1ee3c xem x\u00e9t to\u00e0n di\u1ec7n Danh m\u1ee5c v\u1eadt t\u01b0 (BOM) v\u00e0 t\u01b0 v\u1ea5n l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n.<\/p>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2872.88px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 2872.88px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 6052.2px; left: 14px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 6052.2px; left: 14px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>As the global transition to electric mobility accelerates, the focus shifts from individual home chargers to large-scale commercial EV charging infrastructure. Deploying chargers for fleets, public parking garages, and shopping malls is far more complex than a simple residential installation. These environments demand an electrical system that is not only powerful but exceptionally safe, reliable, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21218,"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-21217","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\/21217","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=21217"}],"version-history":[{"count":3,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/21217\/revisions"}],"predecessor-version":[{"id":21221,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/posts\/21217\/revisions\/21221"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media\/21218"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/media?parent=21217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/categories?post=21217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/vi\/wp-json\/wp\/v2\/tags?post=21217"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}