{"id":1415,"date":"2026-09-22T23:31:04","date_gmt":"2026-09-22T23:31:04","guid":{"rendered":"https:\/\/ritoks.com\/?p=1415"},"modified":"2026-10-07T07:42:49","modified_gmt":"2026-10-07T07:42:49","slug":"dc-mcb-breaking-capacity-verification","status":"publish","type":"post","link":"https:\/\/ritoks.com\/vi\/dc-mcb-breaking-capacity-verification\/","title":{"rendered":"Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch c\u1ee7a MCB DC: Nh\u1eefng \u0111i\u1ec1u ng\u01b0\u1eddi mua c\u1ea7n ki\u1ec3m tra"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch c\u1ee7a MCB d\u00f2ng DC kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 kA \u0111\u1ed9c l\u1eadp. Th\u00f4ng s\u1ed1 n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t c\u00f9ng v\u1edbi \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c DC, s\u1ed1 c\u1ef1c, c\u00e1ch k\u1ebft n\u1ed1i cho ph\u00e9p, lo\u1ea1i d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u01a1 s\u1edf th\u1eed nghi\u1ec7m c\u1ee7a ch\u00ednh thi\u1ebft b\u1ecb ng\u1eaft m\u1ea1ch \u0111\u00f3. Ng\u01b0\u1eddi mua c\u0169ng c\u1ea7n bi\u1ebft d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn t\u1ea1i \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 li\u1ec7u th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c ghi tr\u00ean s\u1ea3n ph\u1ea9m c\u00f3 ph\u00f9 h\u1ee3p hay kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1c b\u1eb1ng ch\u1ee9ng c\u1ea7n thi\u1ebft \u0111\u1ec3 so s\u00e1nh th\u00f4ng s\u1ed1 c\u00f4ng su\u1ea5t ng\u1eaft c\u1ee7a MCB d\u00f2ng m\u1ed9t chi\u1ec1u (DC) v\u1edbi y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00f4ng t\u00ednh to\u00e1n d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1, kh\u00f4ng ph\u00ea duy\u1ec7t thi\u1ebft b\u1ecb ng\u1eaft m\u1ea1ch, kh\u00f4ng cung c\u1ea5p s\u01a1 \u0111\u1ed3 \u0111\u1ea5u d\u00e2y c\u0169ng nh\u01b0 kh\u00f4ng chuy\u1ec3n \u0111\u1ed5i c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a ABB sang m\u00f4 h\u00ecnh RITOKS.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ed5ng quan v\u1ec1 quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>D\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o cho quy\u1ebft \u0111\u1ecbnh<\/th><th>Ng\u01b0\u1eddi mua ph\u1ea3i x\u00e1c nh\u1eadn<\/th><th>C\u1ea7n c\u00f3 b\u1eb1ng ch\u1ee9ng<\/th><\/tr><\/thead><tbody><tr><td>Y\u00eau c\u1ea7u v\u1ec1 l\u1ed7i<\/td><td>D\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn t\u1ea1i \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t<\/td><td>B\u00e1o c\u00e1o nghi\u00ean c\u1ee9u d\u1ef1 \u00e1n ho\u1eb7c b\u1ea3n t\u00ednh to\u00e1n \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng<\/td><td>\u0110i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u (DC) t\u1ed1i \u0111a trong \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng v\u00e0 \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u (DC) t\u1ed1i \u0111a c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c khi m\u1ea1ch h\u1edf<\/td><td>T\u00e0i li\u1ec7u tham kh\u1ea3o v\u00e0 h\u1ed3 s\u01a1 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng<\/td><\/tr><tr><td>C\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c c\u1ee7a thi\u1ebft b\u1ecb ng\u1eaft m\u1ea1ch<\/td><td>C\u00f4ng su\u1ea5t c\u1ef1c \u0111\u1ea1i trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n DC<\/td><td>B\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c v\u00e0 m\u00e3 th\u1eed nghi\u1ec7m<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng \u00e1n c\u1ed9t<\/td><td>Y\u00eau c\u1ea7u v\u1ec1 c\u00e1ch n\u1ed1i ti\u1ebfp\/song song v\u00e0 c\u1ef1c t\u00ednh<\/td><td>S\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t<\/td><\/tr><tr><td>C\u00e0i \u0111\u1eb7t<\/td><td>Nhi\u1ec7t \u0111\u1ed9, v\u1ecf b\u1ea3o v\u1ec7 v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u1edf ph\u00eda tr\u01b0\u1edbc\/ph\u00eda sau<\/td><td>T\u00e0i li\u1ec7u v\u1ec1 vi\u1ec7c \u00e1p d\u1ee5ng v\u00e0 ph\u1ed1i h\u1ee3p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00e2n bi\u1ec7t d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c v\u1edbi \u0111\u1ecbnh m\u1ee9c c\u1ee7a c\u1ea7u dao<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn l\u00e0 d\u00f2ng s\u1ef1 c\u1ed1 m\u00e0 ngu\u1ed3n \u0111i\u1ec7n v\u00e0 m\u1ea1ch \u0111i\u1ec7n c\u00f3 th\u1ec3 cung c\u1ea5p t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed nh\u1ea5t \u0111\u1ecbnh. Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch l\u00e0 kh\u1ea3 n\u0103ng ng\u1eaft d\u00f2ng \u0111\u01b0\u1ee3c ghi nh\u1eadn c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n quy \u0111\u1ecbnh. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a b\u1ed9 ng\u1eaft m\u1ea1ch ph\u1ea3i \u0111\u01b0\u1ee3c so s\u00e1nh v\u1edbi y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n; kh\u00f4ng th\u1ec3 d\u00f9ng th\u00f4ng s\u1ed1 n\u00e0y \u0111\u1ec3 \u01b0\u1edbc t\u00ednh th\u00f4ng s\u1ed1 kia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ea5y gi\u00e1 tr\u1ecb d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1 t\u1eeb k\u1ef9 s\u01b0 ph\u1ee5 tr\u00e1ch ho\u1eb7c t\u1eeb m\u1ed9t b\u00e1o c\u00e1o nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. Ghi l\u1ea1i lo\u1ea1i ngu\u1ed3n, tr\u1edf kh\u00e1ng d\u00e2y d\u1eabn, c\u1ea5u h\u00ecnh \u1eafc-quy ho\u1eb7c h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n (PV) v\u00e0 v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t, v\u00ec gi\u00e1 tr\u1ecb n\u00e0y c\u00f3 th\u1ec3 thay \u0111\u1ed5i d\u1ecdc theo h\u1ec7 th\u1ed1ng. Kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng gi\u00e1 tr\u1ecb chung c\u1ee7a c\u00f4ng tr\u00ecnh m\u00e0 kh\u00f4ng x\u00e1c nh\u1eadn v\u1ecb tr\u00ed v\u00e0 c\u01a1 s\u1edf t\u00ednh to\u00e1n c\u1ee7a n\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u00f9 h\u1ee3p v\u1edbi \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u \u0111\u1ecbnh m\u1ee9c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dung l\u01b0\u1ee3ng ng\u1eaft m\u1ea1ch c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y theo \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng. H\u00e3y so s\u00e1nh \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u (DC) t\u1ed1i \u0111a c\u00f3 li\u00ean quan c\u1ee7a d\u1ef1 \u00e1n v\u1edbi h\u00e0ng c\u1ea7u dao c\u1ee5 th\u1ec3 trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n. Gi\u00e1 tr\u1ecb kA \u1edf \u0111i\u1ec7n \u00e1p th\u1ea5p h\u01a1n kh\u00f4ng ph\u1ea3i l\u00e0 c\u01a1 s\u1edf \u0111\u1ec3 kh\u1eb3ng \u0111\u1ecbnh r\u1eb1ng thi\u1ebft b\u1ecb \u0111\u00f3 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho h\u1ec7 th\u1ed1ng \u0111i\u1ec7n \u00e1p cao h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi (PV) v\u00e0 l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng, c\u1ea7n ph\u00e2n bi\u1ec7t gi\u1eefa \u0111i\u1ec7n \u00e1p ho\u1ea1t \u0111\u1ed9ng danh \u0111\u1ecbnh v\u00e0 \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n thi\u1ebft k\u1ebf \u00e1p d\u1ee5ng. B\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng quy \u0111\u1ecbnh bi\u00ean \u0111\u1ed9 \u0111i\u1ec7n \u00e1p; thay v\u00e0o \u0111\u00f3, y\u00eau c\u1ea7u ph\u1ea3i c\u00f3 t\u00e0i li\u1ec7u ghi nh\u1eadn gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh l\u1ef1a ch\u1ecdn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gi\u1eef nguy\u00ean k\u1ebft n\u1ed1i c\u1ef1c v\u00e0 c\u1ef1c t\u00ednh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ed1 d\u00f2ng MCB DC s\u1eed d\u1ee5ng c\u00e1ch b\u1ed1 tr\u00ed c\u1ef1c c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t ng\u1eaft m\u1ea1ch ho\u1eb7c hi\u1ec7u su\u1ea5t \u0111i\u1ec7n \u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c ghi nh\u1eadn trong t\u00e0i li\u1ec7u. T\u00e0i li\u1ec7u c\u1ee7a ABB gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao ph\u1ea3i xem x\u00e9t \u0111\u1ed3ng th\u1eddi \u0111\u1ecbnh m\u1ee9c DC, c\u00e1ch k\u1ebft n\u1ed1i c\u1ef1c v\u00e0 c\u1ef1c t\u00ednh. C\u00e1c s\u01a1 \u0111\u1ed3 v\u00e0 gi\u00e1 tr\u1ecb trong t\u00e0i li\u1ec7u n\u00e0y kh\u00f4ng \u00e1p d\u1ee5ng cho c\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch RITOKS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Y\u00eau c\u1ea7u cung c\u1ea5p s\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c \u0111\u01b0\u1ee3c ban h\u00e0nh cho m\u00e3 \u0111\u01a1n h\u00e0ng \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t. Kh\u00f4ng \u0111\u01b0\u1ee3c suy lu\u1eadn r\u1eb1ng m\u1ea1ch \u0111\u01b0\u1ee3c n\u1ed1i ti\u1ebfp d\u1ef1a tr\u00ean s\u1ed1 c\u1ef1c ho\u1eb7c sao ch\u00e9p c\u00e1ch n\u1ed1i t\u1eeb th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c. C\u00e1c k\u00fd hi\u1ec7u c\u1ef1c t\u00ednh, n\u1ebfu c\u00f3, ch\u1ec9 \u0111\u01b0\u1ee3c hi\u1ec3u theo \u0111\u00fang h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ecdc ph\u1ea7n \u201cPh\u00e2n lo\u1ea1i x\u1ebfp h\u1ea1ng v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n\u201d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e0i li\u1ec7u ph\u1ea3i n\u00eau r\u00f5 th\u00f4ng s\u1ed1 c\u00f4ng su\u1ea5t ng\u1eaft, ti\u00eau chu\u1ea9n ho\u1eb7c c\u01a1 s\u1edf th\u1eed nghi\u1ec7m li\u00ean quan, \u0111i\u1ec7n \u00e1p, lo\u1ea1i d\u00f2ng \u0111i\u1ec7n v\u00e0 m\u1ecdi gi\u1edbi h\u1ea1n c\u00f3 \u0111i\u1ec1u ki\u1ec7n. C\u00e1c k\u00fd hi\u1ec7u vi\u1ebft t\u1eaft tr\u00f4ng gi\u1ed1ng nhau ho\u1eb7c c\u00e1c b\u1ea3ng AC\/DC kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng thay th\u1ebf cho nhau. Ph\u1ea3i gi\u1eef nguy\u00ean n\u1ed9i dung ban \u0111\u1ea7u trong h\u1ed3 s\u01a1 ph\u00ea duy\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu d\u1ef1 \u00e1n y\u00eau c\u1ea7u m\u1ed9t ch\u1ee9ng nh\u1eadn ho\u1eb7c ti\u00eau chu\u1ea9n c\u1ee5 th\u1ec3, h\u00e3y y\u00eau c\u1ea7u cung c\u1ea5p ph\u1ea1m vi ch\u00ednh x\u00e1c v\u00e0 ph\u1ea1m vi \u00e1p d\u1ee5ng c\u1ee7a m\u1eabu s\u1ea3n ph\u1ea9m. Vi\u1ec7c c\u00f3 logo tr\u00ean t\u1edd r\u01a1i gi\u1edbi thi\u1ec7u d\u00f2ng s\u1ea3n ph\u1ea9m kh\u00f4ng ch\u1ee9ng minh r\u1eb1ng c\u1ea5u h\u00ecnh \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 \u0111\u00e3 tr\u1ea3i qua qu\u00e1 tr\u00ecnh \u0111\u00e1nh gi\u00e1 c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Xem x\u00e9t c\u00f4ng t\u00e1c b\u1ea3o v\u1ec7 v\u00e0 ph\u1ed1i h\u1ee3p nh\u01b0 m\u1ed9t h\u1ec7 th\u1ed1ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch \u0111\u1ee7 l\u1edbn b\u1ea3n th\u00e2n n\u00f3 kh\u00f4ng \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c vi\u1ec7c b\u1ea3o v\u1ec7 d\u00e2y d\u1eabn, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi t\u1ea3i, t\u00ednh ch\u1ecdn l\u1ecdc, b\u1ea3o v\u1ec7 d\u1ef1 ph\u00f2ng hay vi\u1ec7c c\u00e1ch ly an to\u00e0n. C\u00e1c \u0111\u1eb7c t\u00ednh ng\u1eaft m\u1ea1ch, d\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c, \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 v\u1eabn l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra ri\u00eang bi\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y y\u00eau c\u1ea7u nh\u00e0 s\u1ea3n xu\u1ea5t cung c\u1ea5p b\u1ea3ng ph\u1ed1i h\u1ee3p ho\u1eb7c b\u1ea3ng tham chi\u1ebfu khi thi\u1ebft k\u1ebf ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c t\u00e0i li\u1ec7u n\u00e0y. \u0110\u1eebng cho r\u1eb1ng vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea7u dao ph\u00eda th\u01b0\u1ee3ng ngu\u1ed3n c\u00f3 c\u00f4ng su\u1ea5t l\u1edbn h\u01a1n, c\u00f9ng th\u01b0\u01a1ng hi\u1ec7u ho\u1eb7c c\u00f3 th\u00f4ng s\u1ed1 d\u00f2ng \u0111i\u1ec7n t\u01b0\u01a1ng \u1ee9ng s\u1ebd t\u1ea1o th\u00e0nh m\u1ed9t t\u1ed5 h\u1ee3p \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">X\u00e2y d\u1ef1ng h\u1ed3 s\u01a1 ch\u1ee9ng c\u1ee9 tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1o m\u1ed9t b\u1ea3ng \u0111\u00e1nh gi\u00e1 cho m\u00e3 \u0111\u1eb7t h\u00e0ng ho\u1eb7c h\u1ec7 th\u1ed1ng MCB DC \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t. Ghi c\u00e1c th\u00f4ng tin \u0111\u1ea7u v\u00e0o c\u1ee7a d\u1ef1 \u00e1n v\u00e0o m\u1ed9t c\u1ed9t v\u00e0 b\u1eb1ng ch\u1ee9ng t\u1eeb nh\u00e0 cung c\u1ea5p v\u00e0o c\u1ed9t c\u00f2n l\u1ea1i. L\u01b0u gi\u1eef ch\u00ednh x\u00e1c c\u00e1c trang, b\u1ea3n v\u1ebd, \u0111\u01b0\u1eddng cong v\u00e0 b\u1ea3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh, bao g\u1ed3m c\u1ea3 ng\u00e0y s\u1eeda \u0111\u1ed5i ho\u1eb7c ng\u00e0y truy xu\u1ea5t c\u1ee7a ch\u00fang. M\u1ed9t trang ph\u00e2n lo\u1ea1i c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh b\u1ed1i c\u1ea3nh c\u1ee7a d\u00f2ng s\u1ea3n ph\u1ea9m, nh\u01b0ng b\u1ea5t k\u1ef3 th\u00f4ng s\u1ed1 \u0111\u1ecbnh m\u1ee9c, th\u00f4ng s\u1ed1 k\u1ebft n\u1ed1i ho\u1eb7c tuy\u00ean b\u1ed1 v\u1ec1 hi\u1ec7u su\u1ea5t c\u1ee5 th\u1ec3 n\u00e0o c\u0169ng ph\u1ea3i c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb c\u1ea5u h\u00ecnh \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check that every accepted value describes the same orderable DC MCB configuration. Similar housings can have different current ratings, pole arrangements, polarity restrictions or accessories. Do not combine the voltage rating of one variant, the breaking capacity of another and a wiring diagram from a third. The quotation should identify the exact order code and the supporting documents used to confirm its DC voltage, breaking capacity and permitted connection. Mark unresolved fields explicitly before approval.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ki\u1ec3m so\u00e1t c\u00e1c thay \u0111\u1ed5i trong qu\u00e1 tr\u00ecnh t\u00ecm ngu\u1ed3n cung \u1ee9ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1eef nguy\u00ean h\u1ed3 s\u01a1 y\u00eau c\u1ea7u trong khi c\u00e1c nh\u00e0 cung c\u1ea5p tr\u1ea3 l\u1eddi. N\u1ebfu t\u1ea3i, \u0111i\u1ec7n \u00e1p, m\u00f4i tr\u01b0\u1eddng, ch\u1ebf \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng, v\u1ecf b\u1ea3o v\u1ec7, ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c c\u00f4ng su\u1ea5t \u0111\u1ea7u ra y\u00eau c\u1ea7u c\u00f3 thay \u0111\u1ed5i, h\u00e3y ban h\u00e0nh m\u1ed9t b\u1ea3n h\u1ed3 s\u01a1 s\u1eeda \u0111\u1ed5i v\u00e0 y\u00eau c\u1ea7u t\u1eebng nh\u00e0 cung c\u1ea5p x\u00e1c nh\u1eadn l\u1ea1i s\u1ea3n ph\u1ea9m \u1ee9ng tuy\u1ec3n. N\u1ebfu kh\u00f4ng, hai b\u00e1o gi\u00e1 c\u00f3 th\u1ec3 tr\u00f4ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau trong khi l\u1ea1i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ea3n ph\u1ea9m thay th\u1ebf \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau ch\u00ed \u0111\u00e1nh gi\u00e1 t\u01b0\u01a1ng t\u1ef1. Vi\u1ec7c c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u1ee9ng, h\u00ecnh \u1ea3nh s\u1ea3n ph\u1ea9m t\u01b0\u01a1ng t\u1ef1 ho\u1eb7c c\u00f9ng m\u1ee9c \u0111\u00e1nh gi\u00e1 ti\u00eau \u0111\u1ec1 l\u00e0 ch\u01b0a \u0111\u1ee7. S\u1ea3n ph\u1ea9m thay th\u1ebf ph\u1ea3i \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ch\u1ee9c n\u0103ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n y\u00eau c\u1ea7u th\u00f4ng qua t\u00e0i li\u1ec7u ch\u1ee9ng minh c\u1ee5 th\u1ec3 c\u1ee7a ch\u00ednh n\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng sai s\u00f3t th\u01b0\u1eddng g\u1eb7p trong mua s\u1eafm<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>L\u1ef1a ch\u1ecdn MCB d\u00f2ng DC d\u1ef1a tr\u00ean m\u1ed9t m\u1ee9c \u0111\u1ecbnh m\u1ee9c danh ngh\u0129a m\u00e0 kh\u00f4ng x\u00e1c \u0111\u1ecbnh b\u1ed1i c\u1ea3nh \u1ee9ng d\u1ee5ng.<\/li><li>S\u1eed d\u1ee5ng \u0111\u01b0\u1eddng cong, s\u01a1 \u0111\u1ed3 ho\u1eb7c th\u00f4ng s\u1ed1 hi\u1ec7u su\u1ea5t t\u1eeb m\u1ed9t m\u1eabu xe c\u00f9ng d\u00f2ng.<\/li><li>Comparing breaking-capacity values specified at different DC voltages, pole connections or test conditions.<\/li><li>Coi c\u00e1c ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0 nh\u1eefng \u0111i\u1ec1u hi\u1ec3n nhi\u00ean ch\u1ec9 c\u1ea7n nh\u00ecn v\u00e0o t\u00ean s\u1ea3n ph\u1ea9m.<\/li><li>Ph\u00ea duy\u1ec7t vi\u1ec7c thay th\u1ebf m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf l\u1ea1i qu\u00e1 tr\u00ecnh xem x\u00e9t ch\u1ee9ng c\u1ee9 k\u1ef9 thu\u1eadt.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A kA label without the rated DC voltage and pole connection is not a comparable breaking-capacity claim. Separate the installation&#8217;s prospective fault current from the breaker&#8217;s documented interruption rating; do not borrow another manufacturer&#8217;s diagram or another variant&#8217;s value.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch so s\u00e1nh c\u00e1c \u0111\u1ec1 xu\u1ea5t c\u1ee7a nh\u00e0 cung c\u1ea5p<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u0110i\u1ec3m so s\u00e1nh<\/th><th>B\u1eb1ng ch\u1ee9ng c\u1ea7n thi\u1ebft<\/th><th>Kh\u00f4ng ch\u1ea5p nh\u1eadn<\/th><\/tr><\/thead><tbody><tr><td>D\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1<\/td><td>\u0110\u01b0\u1ee3c t\u00ednh to\u00e1n t\u1ea1i ch\u00ednh v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t<\/td><td>Gi\u00e1 tr\u1ecb kA chung c\u1ee7a ngu\u1ed3n ho\u1eb7c \u0111\u1ecba \u0111i\u1ec3m<\/td><\/tr><tr><td>\u0110i\u1ec7n \u00e1p<\/td><td>\u0110\u1ecbnh ngh\u0129a \u0111i\u1ec1u ki\u1ec7n DC t\u1ed1i \u0111a<\/td><td>Ch\u1ec9 \u00e1p su\u1ea5t danh \u0111\u1ecbnh<\/td><\/tr><tr><td>X\u1ebfp h\u1ea1ng m\u1edbi nh\u1ea5t<\/td><td>M\u00f4 h\u00ecnh ch\u00ednh x\u00e1c \u1edf c\u00f9ng \u0111i\u1ec7n \u00e1p v\u00e0 c\u00f9ng s\u01a1 \u0111\u1ed3 c\u1ef1c<\/td><td>Ti\u00eau \u0111\u1ec1 kA kh\u00f4ng ph\u00f9 h\u1ee3p<\/td><\/tr><tr><td>K\u1ebft n\u1ed1i<\/td><td>\u0110\u00e3 ki\u1ec3m tra s\u01a1 \u0111\u1ed3 c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 c\u1ef1c t\u00ednh<\/td><td>Ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ebfm c\u1ed9t tr\u1ef1c quan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m quy t\u1eafc \u0111i d\u00e2y<\/td><\/tr><tr><td>B\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng<\/td><td>Chuy\u1ebfn \u0111i v\u00e0 c\u00f4ng t\u00e1c \u0111i\u1ec1u ph\u1ed1i \u0111\u01b0\u1ee3c ki\u1ec3m tra ri\u00eang bi\u1ec7t<\/td><td>C\u00f4ng su\u1ea5t \u0111\u1ed9t ph\u00e1 \u0111\u01b0\u1ee3c coi l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n ch\u1ec9nh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Chu\u1ea9n h\u00f3a m\u1ecdi \u0111\u1ec1 xu\u1ea5t c\u1ee7a DC MCB theo c\u00f9ng m\u1ed9t h\u1ed3 s\u01a1 \u0111\u1ec1 xu\u1ea5t. Ghi ch\u00fa c\u00e1c phi\u00ean b\u1ea3n t\u00e0i li\u1ec7u, \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m v\u00e0 c\u00e1c c\u00e2u h\u1ecfi ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p b\u00ean c\u1ea1nh t\u1eebng gi\u00e1 tr\u1ecb. M\u1ed9t \u0111\u1ec1 xu\u1ea5t c\u00f3 th\u1ec3 v\u1eabn h\u1ea5p d\u1eabn v\u1ec1 m\u1eb7t th\u01b0\u01a1ng m\u1ea1i d\u00f9 ch\u01b0a ho\u00e0n ch\u1ec9nh v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, nh\u01b0ng c\u00e1c b\u1eb1ng ch\u1ee9ng c\u00f2n thi\u1ebfu ph\u1ea3i \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng cho \u0111\u1ebfn khi \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quy tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>X\u00e1c \u0111\u1ecbnh ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u, v\u1ecb tr\u00ed m\u1ea1ch \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n \u00e1p t\u1ed1i \u0111a.<\/li><li>X\u00e1c \u0111\u1ecbnh d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1 d\u1ef1 ki\u1ebfn t\u1ea1i \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t c\u1ea7u dao.<\/li><li>X\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c m\u1eabu s\u1ea3n ph\u1ea9m v\u00e0 m\u00e3 \u0111\u1eb7t h\u00e0ng.<\/li><li>H\u00e3y \u0111\u1ed1i chi\u1ebfu c\u00f4ng su\u1ea5t ng\u1eaft m\u1ea1ch, \u0111i\u1ec7n \u00e1p v\u00e0 c\u1ea5u h\u00ecnh c\u1ef1c trong c\u00f9ng m\u1ed9t h\u00e0ng c\u1ee7a t\u00e0i li\u1ec7u.<\/li><li>Xem x\u00e9t quy tr\u00ecnh v\u1eadn h\u00e0nh chuy\u1ebfn \u0111i, c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 nh\u00e2n vi\u00ean \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00e1c y\u00eau c\u1ea7u ph\u1ed1i h\u1ee3p c\u1ea7n thi\u1ebft.<\/li><li>L\u01b0u tr\u1eef k\u1ebft qu\u1ea3 t\u00ednh to\u00e1n, b\u1ea3ng d\u1eef li\u1ec7u, s\u01a1 \u0111\u1ed3 v\u00e0 b\u1ea3n s\u1eeda \u0111\u1ed5i \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t l\u1ea1i th\u00e0nh m\u1ed9t b\u1ed9.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">X\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1 v\u00e0 \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u t\u1ed1i \u0111a c\u1ee7a d\u1ef1 \u00e1n. So s\u00e1nh c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y v\u1edbi m\u1ed9t d\u00e3y c\u1ea7u dao c\u1ee5 th\u1ec3 c\u00f9ng v\u1edbi c\u00e1ch k\u1ebft n\u1ed1i c\u1ef1c, c\u1ef1c t\u00ednh v\u00e0 th\u00f4ng s\u1ed1 \u0111\u1ecbnh m\u1ee9c c\u1ee7a n\u00f3, sau \u0111\u00f3 y\u00eau c\u1ea7u cung c\u1ea5p c\u00e1c \u0111\u01b0\u1eddng cong ho\u1eb7c t\u00e0i li\u1ec7u c\u00f2n thi\u1ebfu tr\u01b0\u1edbc khi ch\u1ea5p thu\u1eadn vi\u1ec7c thay th\u1ebf.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Danh s\u00e1ch ki\u1ec3m tra vi\u1ec7c chu\u1ea9n b\u1ecb h\u1ed3 s\u01a1 y\u00eau c\u1ea7u b\u00e1o gi\u00e1 (RFQ)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t y\u00eau c\u1ea7u b\u00e1o gi\u00e1 (RFQ) h\u1eefu \u00edch v\u1ec1 kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch c\u1ee7a MCB d\u00f2ng m\u1ed9t chi\u1ec1u c\u1ea7n ph\u1ea3i \u0111\u1ee7 s\u00fac t\u00edch \u0111\u1ec3 d\u1ec5 tr\u1ea3 l\u1eddi v\u00e0 \u0111\u1ee7 chi ti\u1ebft \u0111\u1ec3 tr\u00e1nh nh\u1eefng gi\u1ea3 \u0111\u1ecbnh ng\u1ea7m. H\u00e3y x\u00e1c \u0111\u1ecbnh c\u00e1c gi\u00e1 tr\u1ecb ch\u01b0a r\u00f5 d\u01b0\u1edbi d\u1ea1ng c\u00e2u h\u1ecfi v\u00e0 y\u00eau c\u1ea7u cung c\u1ea5p m\u00e3 \u0111\u1eb7t h\u00e0ng ch\u00ednh x\u00e1c thay v\u00ec ch\u1ec9 \u0111\u01b0a ra khuy\u1ebfn ngh\u1ecb chung chung v\u1ec1 d\u00f2ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Lo\u1ea1i ngu\u1ed3n DC v\u00e0 ch\u1ee9c n\u0103ng m\u1ea1ch<\/li><li>\u0110i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u danh \u0111\u1ecbnh v\u00e0 \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u t\u1ed1i \u0111a c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c<\/li><li>D\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch d\u1ef1 ki\u1ebfn t\u1ea1i \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t<\/li><li>D\u00f2ng t\u1ea3i li\u00ean t\u1ee5c v\u00e0 h\u00e0nh vi qu\u00e1 \u0111\u1ed9<\/li><li>C\u00e1ch b\u1ed1 tr\u00ed c\u1ed9t\/c\u00e1ch ly b\u1eaft bu\u1ed9c<\/li><li>B\u1ea3ng th\u00f4ng s\u1ed1 t\u1ea3i \u0111\u1ee9t ch\u00ednh x\u00e1c v\u00e0 s\u01a1 \u0111\u1ed3 k\u1ebft n\u1ed1i<\/li><li>C\u00e1c y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng, ph\u1ed1i h\u1ee3p v\u00e0 ch\u1ee9ng nh\u1eadn<\/li><li>S\u1ed1 l\u01b0\u1ee3ng, \u0111i\u1ec3m \u0111\u1ebfn v\u00e0 phi\u00ean b\u1ea3n t\u00e0i li\u1ec7u<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Y\u00eau c\u1ea7u cung c\u1ea5p phi\u00ean b\u1ea3n b\u1ea3ng d\u1eef li\u1ec7u m\u1edbi nh\u1ea5t v\u00e0 ph\u1ea1m vi c\u1ee7a b\u1ea5t k\u1ef3 tuy\u00ean b\u1ed1 n\u00e0o li\u00ean quan \u0111\u1ebfn ch\u1ee9ng nh\u1eadn, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch ho\u1eb7c hi\u1ec7u su\u1ea5t. Ghi l\u1ea1i s\u1ed1 l\u01b0\u1ee3ng v\u00e0 \u0111i\u1ec3m \u0111\u1ebfn sau khi \u0111\u00e3 c\u00f3 c\u00e1c th\u00f4ng tin k\u1ef9 thu\u1eadt \u0111\u1ec3 c\u00e1c \u0111i\u1ec1u kho\u1ea3n th\u01b0\u01a1ng m\u1ea1i kh\u00f4ng l\u00e0m lu m\u1edd c\u00e1c v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt ch\u01b0a \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c \u0111i\u1ec1u ki\u1ec7n d\u1eebng tr\u01b0\u1edbc khi ph\u00e1t h\u00e0nh l\u1ec7nh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t \u0111\u01a1n \u0111\u1eb7t h\u00e0ng trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau: th\u00f4ng tin \u0111\u1ea7u v\u00e0o quan tr\u1ecdng c\u1ee7a \u1ee9ng d\u1ee5ng ch\u01b0a \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh; m\u1eabu s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn c\u00f2n m\u01a1 h\u1ed3; th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt b\u1eaft bu\u1ed9c ch\u1ec9 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi t\u00e0i li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t kh\u00e1c; ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t n\u1eb1m ngo\u00e0i ph\u1ea1m vi b\u1eb1ng ch\u1ee9ng hi\u1ec7n c\u00f3. \u0110\u00e2y l\u00e0 nh\u1eefng l\u1ed7 h\u1ed5ng v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, ch\u1ee9 kh\u00f4ng ph\u1ea3i chi ti\u1ebft bi\u00ean t\u1eadp.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bi\u00ean b\u1ea3n ph\u00ea duy\u1ec7t c\u1ea7n n\u00eau r\u00f5 ch\u1ee9c n\u0103ng c\u1ee7a h\u1ea1ng m\u1ee5c \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn, nh\u1eefng n\u1ed9i dung n\u1eb1m ngo\u00e0i ph\u1ea1m vi c\u1ee7a h\u1ea1ng m\u1ee5c \u0111\u00f3 v\u00e0 c\u00e1c t\u00e0i li\u1ec7u c\u1ee5 th\u1ec3 n\u00e0o l\u00e0m c\u01a1 s\u1edf cho quy\u1ebft \u0111\u1ecbnh. N\u1ebfu \u0111\u01a1n \u0111\u0103ng k\u00fd ho\u1eb7c \u1ee9ng vi\u00ean c\u00f3 thay \u0111\u1ed5i, c\u1ea7n ti\u1ebfn h\u00e0nh l\u1ea1i c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra li\u00ean quan thay v\u00ec ti\u1ebfp t\u1ee5c \u00e1p d\u1ee5ng k\u1ebft lu\u1eadn tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u00e1 tr\u1ecb kA c\u00e0ng cao th\u00ec c\u00e0ng t\u1ed1t h\u01a1n sao?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 cho th\u1ea5y kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch \u0111\u01b0\u1ee3c ghi nh\u1eadn cao h\u01a1n trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u00e3 n\u00eau, nh\u01b0ng \u0111i\u1ec7n \u00e1p, s\u01a1 \u0111\u1ed3 c\u1ef1c, c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ng\u1eaft m\u1ea1ch v\u00e0 h\u1ec7 th\u1ed1ng v\u1eabn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a m\u1ea1ch xoay chi\u1ec1u (AC) cho m\u1ea1ch m\u1ed9t chi\u1ec1u (DC) kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eebng v\u1ed9i k\u1ebft lu\u1eadn nh\u01b0 v\u1eady. H\u00e3y s\u1eed d\u1ee5ng th\u00f4ng s\u1ed1 \u0111\u1ecbnh m\u1ee9c d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) \u0111\u00e3 \u0111\u01b0\u1ee3c ghi r\u00f5 trong t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt d\u00e0nh cho m\u1eabu v\u00e0 c\u1ea5u h\u00ecnh c\u1ee5 th\u1ec3 \u0111\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng ng\u1eaft c\u00f3 quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1eddng cong ng\u1eaft kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. Ch\u1ec9 s\u1ed1 ng\u1eaft m\u1ea1ch v\u00e0 \u0111\u1eb7c t\u00ednh th\u1eddi gian-d\u00f2ng \u0111i\u1ec7n l\u00e0 hai ph\u1ea7n ri\u00eang bi\u1ec7t trong b\u00e1o c\u00e1o ki\u1ec3m \u0111\u1ecbnh c\u1ee7a b\u1ed9 ng\u1eaft m\u1ea1ch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 h\u01b0\u1edbng d\u1eabn li\u00ean quan c\u1ee7a RITOKS<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y s\u1eed d\u1ee5ng c\u00e1c li\u00ean k\u1ebft n\u00e0y nh\u01b0 c\u00e1c b\u1ea3n ghi ri\u00eang bi\u1ec7t v\u1ec1 danh m\u1ee5c, s\u1ea3n ph\u1ea9m v\u00e0 t\u00e0i nguy\u00ean. M\u1ed9t li\u00ean k\u1ebft theo ng\u1eef c\u1ea3nh kh\u00f4ng kh\u1eb3ng \u0111\u1ecbnh t\u00ednh c\u00f3 th\u1ec3 thay th\u1ebf l\u1eabn nhau, t\u00ednh t\u01b0\u01a1ng th\u00edch hay s\u1ef1 k\u1ebft h\u1ee3p h\u1ec7 th\u1ed1ng \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/product-category\/dc-power-protection\/dc-circuit-breakers\/dc-miniature-circuit-breakers\/\">Danh m\u1ee5c s\u1ea3n ph\u1ea9m MCB c\u1ee7a DC<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/products\/2p-dc-miniature-circuit-breaker-500-1000v-6-63a\/\">D\u00f2ng s\u1ea3n ph\u1ea9m MCB 2P DC<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/products\/high-current-dc-miniature-circuit-breaker-12-125v-63-250a\/\">D\u00f2ng s\u1ea3n ph\u1ea9m MCB DC d\u00f2ng \u0111i\u1ec7n cao, \u0111i\u1ec7n \u00e1p th\u1ea5p<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/dc-mcb-selection-guide\/\">H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn MCB d\u00f2ng DC<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/dc-mcb-rfq-checklist\/\">Danh s\u00e1ch ki\u1ec3m tra y\u00eau c\u1ea7u b\u00e1o gi\u00e1 (RFQ) cho MCB DC<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e0i li\u1ec7u tham kh\u1ea3o k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ngu\u1ed3n th\u00f4ng tin t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ch\u00ednh n\u00e0y ch\u1ec9 h\u1ed7 tr\u1ee3 c\u00e1c kh\u00e1i ni\u1ec7m chung \u0111\u01b0\u1ee3c n\u00eau d\u01b0\u1edbi \u0111\u00e2y. C\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt, s\u01a1 \u0111\u1ed3 v\u00e0 ch\u1ee9ng nh\u1eadn c\u1ee7a s\u1ea3n ph\u1ea9m t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t n\u00e0y kh\u00f4ng \u00e1p d\u1ee5ng cho c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a RITOKS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/library.e.abb.com\/public\/4009e91864554accb8c325cb552f18e0\/9AKK108468A3912_en_9AKK108468A3912_B01_D_B01%20Electrical%20installation%20solutions%20for%20buildings_part%20B01%20MCBs%20_EN_%20%28PDF%29.pdf\" target=\"_blank\" rel=\"noopener\">ABB, C\u00f4ng t\u1eafc ng\u1eaft m\u1ea1ch c\u1ee1 nh\u1ecf d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ed7 tr\u1ee3 vi\u1ec7c ki\u1ec3m tra ch\u00ednh x\u00e1c c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u, c\u00e1ch n\u1ed1i c\u1ef1c, c\u1ef1c t\u00ednh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i ng\u1eaft m\u1ea1ch. C\u00e1c s\u01a1 \u0111\u1ed3 v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a ABB kh\u00f4ng \u00e1p d\u1ee5ng cho c\u00e1c thi\u1ebft b\u1ecb RITOKS.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u00eau c\u1ea7u \u0111\u00e1nh gi\u00e1 m\u1eabu s\u1ea3n ph\u1ea9m c\u1ee5 th\u1ec3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vui l\u00f2ng g\u1eedi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u01a1n \u0111\u0103ng k\u00fd, c\u00e1c th\u1eafc m\u1eafc c\u1ee5 th\u1ec3 v\u1ec1 t\u00e0i li\u1ec7u, s\u1ed1 l\u01b0\u1ee3ng v\u00e0 \u0111i\u1ec3m \u0111\u1ebfn th\u00f4ng qua bi\u1ec3u m\u1eabu li\u00ean h\u1ec7 c\u1ee7a RITOKS. Y\u00eau c\u1ea7u b\u00e1o gi\u00e1 (RFQ) nh\u1eb1m m\u1ee5c \u0111\u00edch xem x\u00e9t m\u1eabu s\u1ea3n ph\u1ea9m c\u1ee5 th\u1ec3; h\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00f4ng ph\u00ea duy\u1ec7t thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n, vi\u1ec7c l\u1eafp \u0111\u1eb7t ho\u1eb7c vi\u1ec7c thay th\u1ebf t\u1ef1 \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/contact-us\/\">Li\u00ean h\u1ec7 v\u1edbi RITOKS<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Verify DC MCB breaking capacity against prospective fault current, system voltage, pole configuration, polarity and exact manufacturer documentation.<\/p>","protected":false},"author":0,"featured_media":1412,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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