{"id":668,"date":"2026-09-05T09:23:49","date_gmt":"2026-09-05T09:23:49","guid":{"rendered":"https:\/\/ritoks.com\/?p=668"},"modified":"2026-09-23T14:09:11","modified_gmt":"2026-09-23T14:09:11","slug":"how-to-choose-dc-circuit-breaker-mcb-vs-mccb","status":"publish","type":"post","link":"https:\/\/ritoks.com\/vi\/how-to-choose-dc-circuit-breaker-mcb-vs-mccb\/","title":{"rendered":"C\u00e1ch ch\u1ecdn c\u1ea7u dao m\u1ea1ch m\u1ed9t chi\u1ec1u (DC): MCB so v\u1edbi MCCB"},"content":{"rendered":"<div class=\"wp-block-group alignfull has-ast-global-color-5-color has-ast-global-color-2-background-color has-text-color has-background is-layout-constrained wp-container-core-group-is-layout-154c5234 wp-block-group-is-layout-constrained\" style=\"padding-top:clamp(40px, 5.625vw, 72px);padding-right:24px;padding-bottom:clamp(40px, 5.625vw, 72px);padding-left:24px\">\n<h1 class=\"wp-block-heading\">C\u00e1ch ch\u1ecdn c\u1ea7u dao m\u1ea1ch m\u1ed9t chi\u1ec1u (DC): MCB so v\u1edbi MCCB<\/h1>\n\n\n\n<figure data-spectra-id=\"spectra-9351422b-b8d2-4315-8ab8-26020b576e6f\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment.jpg\" alt=\"C\u00e1c lo\u1ea1i c\u1ea7u dao DC MCB v\u00e0 MCCB trong m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) d\u00e0nh cho n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 c\u00f4ng nghi\u1ec7p\" class=\"wp-image-672\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-solar-industrial-environment-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">C\u00e1c \u0111\u1ecbnh d\u1ea1ng MCB v\u00e0 MCCB d\u00f2ng DC ti\u00eau bi\u1ec3u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi \u0111\u00e1nh gi\u00e1 c\u00e1c l\u1ef1a ch\u1ecdn c\u1ea7u dao d\u00f2ng DC.<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa c\u1ea7u dao mini d\u00f2ng DC (MCB) v\u00e0 c\u1ea7u dao v\u1ecf \u0111\u00fac d\u00f2ng DC (MCCB) kh\u00f4ng \u0111\u01a1n gi\u1ea3n ch\u1ec9 l\u00e0 ph\u00e2n lo\u1ea1i MCB cho \u201cd\u00f2ng \u0111i\u1ec7n nh\u1ecf\u201d v\u00e0 MCCB cho \u201cd\u00f2ng \u0111i\u1ec7n l\u1edbn\u201d.\u201d<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group alignfull is-layout-constrained wp-container-core-group-is-layout-4f00fe7e wp-block-group-is-layout-constrained\" style=\"padding-top:64px;padding-right:24px;padding-bottom:64px;padding-left:24px\">\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch l\u00e0m t\u1eaft \u0111\u00f3 c\u00f3 th\u1ec3 g\u00e2y hi\u1ec3u l\u1ea7m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7n t\u1ea1i <a href=\"https:\/\/ritoks.com\/vi\/product-category\/dc-power-protection\/\">B\u1ed9 b\u1ea3o v\u1ec7 ngu\u1ed3n \u0111i\u1ec7n m\u1ed9t chi\u1ec1u RITOKS<\/a> C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m \u0111\u00e3 cho th\u1ea5y l\u00fd do t\u1ea1i sao. C\u00e1c m\u1eabu MCB DC g\u1eafn tr\u00ean thanh DIN \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 bao g\u1ed3m c\u00e1c model c\u00f3 d\u1ea3i d\u00f2ng \u0111i\u1ec7n t\u1eeb 6\u201363A c\u0169ng nh\u01b0 d\u00f2ng s\u1ea3n ph\u1ea9m d\u00f2ng \u0111i\u1ec7n cao 63\u2013250A, trong khi d\u00f2ng s\u1ea3n ph\u1ea9m c\u1ea7u dao DC v\u1ecf \u0111\u00fac hi\u1ec7n t\u1ea1i bao g\u1ed3m c\u00e1c khung 125A v\u00e0 250A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3i c\u00e1ch kh\u00e1c, ch\u1ec9 ri\u00eang d\u1ea3i d\u00f2ng \u0111i\u1ec7n hi\u1ec7n t\u1ea1i th\u00ec kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 ph\u00e2n bi\u1ec7t m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady gi\u1eefa MCB v\u00e0 MCCB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t quy tr\u00ecnh l\u1ef1a ch\u1ecdn c\u1ea7u dao m\u1ed9t chi\u1ec1u (DC) th\u1ef1c t\u1ebf h\u01a1n c\u1ea7n xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng DC<\/li>\n\n\n<li>d\u00f2ng \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n<li>s\u1ed1 c\u1ef1c c\u1ea7n thi\u1ebft<\/li>\n\n\n<li>\u0111\u1ecbnh d\u1ea1ng l\u1eafp \u0111\u1eb7t<\/li>\n\n\n<li>c\u00e1c t\u00f9y ch\u1ecdn c\u1ea5u h\u00ecnh s\u1ea3n ph\u1ea9m c\u00f3 s\u1eb5n<\/li>\n\n\n<li>b\u1ed1i c\u1ea3nh \u1ee9ng d\u1ee5ng<\/li>\n\n\n<li>d\u1eef li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn v\u1ec1 m\u1eabu c\u1ea7u dao c\u1ee5 th\u1ec3<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch so s\u00e1nh c\u00e1c lo\u1ea1i MCB v\u00e0 MCCB d\u00f2ng m\u1ed9t chi\u1ec1u m\u00e0 kh\u00f4ng c\u1ea7n d\u1ef1a v\u00e0o ng\u01b0\u1ee1ng d\u00f2ng \u0111i\u1ec7n chung.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"in-this-guide\">Trong h\u01b0\u1edbng d\u1eabn n\u00e0y<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#quick-answer\">C\u00e2u tr\u1ea3 l\u1eddi ng\u1eafn g\u1ecdn: MCB hay MCCB?<\/a><\/li>\n\n\n<li><a href=\"#what-is-a-dc-mcb\">MCB d\u00f2ng m\u1ed9t chi\u1ec1u l\u00e0 g\u00ec?<\/a><\/li>\n\n\n<li><a href=\"#what-is-a-dc-mccb\">MCCB d\u00f2ng DC l\u00e0 g\u00ec?<\/a><\/li>\n\n\n<li><a href=\"#why-current-alone-is-not-enough\">T\u1ea1i sao ch\u1ec9 d\u00f9ng d\u00f2ng \u0111i\u1ec7n th\u00f4i l\u00e0 ch\u01b0a \u0111\u1ee7<\/a><\/li>\n\n\n<li><a href=\"#selection-process\">Quy tr\u00ecnh tuy\u1ec3n ch\u1ecdn th\u1ef1c ti\u1ec5n<\/a><\/li>\n\n\n<li><a href=\"#common-mistakes\">Nh\u1eefng sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p trong qu\u00e1 tr\u00ecnh tuy\u1ec3n ch\u1ecdn<\/a><\/li>\n\n\n<li><a href=\"#frequently-asked-questions\">C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"quick-answer\">C\u00e2u tr\u1ea3 l\u1eddi ng\u1eafn g\u1ecdn: MCB hay MCCB?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y t\u00f3m t\u1eaft v\u1ecb tr\u00ed hi\u1ec7n t\u1ea1i c\u1ee7a c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m RITOKS.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>Y\u1ebfu t\u1ed1 l\u1ef1a ch\u1ecdn<\/th><th>MCB DC<\/th><th>MCCB DC<\/th><\/tr><\/thead><tbody><tr><td>\u0110\u1ecbnh d\u1ea1ng l\u1eafp \u0111\u1eb7t hi\u1ec7n t\u1ea1i c\u1ee7a RITOKS<\/td><td>Thanh DIN 35mm<\/td><td>L\u1eafp \u0111\u1eb7t d\u1ea1ng b\u1ea3ng \/ l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh<\/td><\/tr><tr><td>C\u00e1c t\u00f9y ch\u1ecdn c\u1ed9t RITOKS hi\u1ec7n t\u1ea1i<\/td><td>1P \/ 2P t\u00f9y theo m\u1eabu<\/td><td>2P trong h\u1ecd \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 hi\u1ec7n nay<\/td><\/tr><tr><td>C\u00e1c v\u00ed d\u1ee5 hi\u1ec7n t\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1<\/td><td>C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m 6\u201363A v\u00e0 63\u2013250A<\/td><td>Khung 125A \/ 250A<\/td><\/tr><tr><td>C\u00e1c v\u00ed d\u1ee5 v\u1ec1 \u0111i\u1ec7n \u00e1p \u0111\u00e3 c\u00f4ng b\u1ed1<\/td><td>C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m DC 12\u2013125V, 500V v\u00e0 500\u20131000V<\/td><td>C\u00e1c phi\u00ean b\u1ea3n 500V \/ 1000V<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p l\u1ef1a ch\u1ecdn ch\u00ednh<\/td><td>Ph\u1ea3i tu\u00e2n th\u1ee7 ch\u00ednh x\u00e1c c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111i\u1ec7n v\u00e0 l\u1eafp \u0111\u1eb7t<\/td><td>Ph\u1ea3i tu\u00e2n th\u1ee7 ch\u00ednh x\u00e1c c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111i\u1ec7n v\u00e0 l\u1eafp \u0111\u1eb7t<\/td><\/tr><tr><td>Ch\u1ec9 ri\u00eang d\u00f2ng \u0111i\u1ec7n c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh s\u1ef1 l\u1ef1a ch\u1ecdn kh\u00f4ng?<\/td><td>Kh\u00f4ng<\/td><td>Kh\u00f4ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t so s\u00e1nh gi\u1eefa c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t quy t\u1eafc k\u1ef9 thu\u1eadt chung.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 bi\u1ebft c\u00e1c l\u1ef1a ch\u1ecdn th\u01b0\u01a1ng m\u1ea1i hi\u1ec7n c\u00f3, vui l\u00f2ng tham kh\u1ea3o RITOKS <a href=\"https:\/\/ritoks.com\/vi\/product-category\/dc-power-protection\/dc-circuit-breakers\/\">C\u1ea7u dao DC<\/a> danh m\u1ee5c.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-ba43a70c-6c5c-4718-b497-1adc9b96e58c\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison.jpg\" alt=\"C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m c\u1ea7u dao DC ti\u00eau bi\u1ec3u tr\u00ean b\u00e0n l\u00e0m vi\u1ec7c \u0111i\u1ec7n n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-677\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-breaker-product-family-comparison-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">H\u00ecnh \u1ea3nh minh h\u1ecda c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m c\u1ea7u dao DC hi\u1ec7n c\u00f3, ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o tr\u1ef1c quan \u0111\u1ec3 h\u1ed7 tr\u1ee3 qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-dc-mcb\">MCB d\u00f2ng m\u1ed9t chi\u1ec1u l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea7u dao thu nh\u1ecf (MCB) d\u00f2ng DC l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 m\u1ea1ch c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, th\u01b0\u1eddng \u0111\u01b0\u1ee3c cung c\u1ea5p d\u01b0\u1edbi d\u1ea1ng l\u1eafp tr\u00ean thanh DIN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c s\u1ea3n ph\u1ea9m MCB d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) hi\u1ec7n t\u1ea1i c\u1ee7a RITOKS bao g\u1ed3m nhi\u1ec1u d\u00f2ng s\u1ea3n ph\u1ea9m kh\u00e1c nhau, ch\u1ee9 kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n trong m\u1ed9t d\u1ea3i \u0111\u1ecbnh m\u1ee9c duy nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/ritoks.com\/vi\/products\/2p-dc-miniature-circuit-breaker-500-1000v-6-63a\/\">RTS-DC63-1000<\/a> \u2014 2P, 500\u20131000 V DC, 6\u201363 A, thanh DIN 35 mm<\/li>\n\n\n<li>RTS-DC63-500 \u2014 2 c\u1ef1c, 500 V DC, 6\u201363 A, thanh DIN 35 mm<\/li>\n\n\n<li><a href=\"https:\/\/ritoks.com\/vi\/products\/high-current-dc-miniature-circuit-breaker-12-125v-63-250a\/\">RTS-DC250-125<\/a> \u2014 1P\/2P, 12\u2013125 V DC, 63\u2013250 A, thanh DIN 35 mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng v\u00ed d\u1ee5 n\u00e0y minh h\u1ecda m\u1ed9t nguy\u00ean t\u1eafc l\u1ef1a ch\u1ecdn quan tr\u1ecdng:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u201cMCB\u201d d\u00f9ng \u0111\u1ec3 ch\u1ec9 c\u1ea5u t\u1ea1o s\u1ea3n ph\u1ea9m v\u00e0 d\u00f2ng s\u1ea3n ph\u1ea9m; kh\u00f4ng n\u00ean hi\u1ec3u thu\u1eadt ng\u1eef n\u00e0y ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t gi\u1edbi h\u1ea1n d\u00f2ng \u0111i\u1ec7n duy nh\u1ea5t.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4 h\u00ecnh hi\u1ec7n c\u00f3 v\u1eabn c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ed1i chi\u1ebfu v\u1edbi h\u1ec7 th\u1ed1ng DC th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 c\u00f3 th\u00eam c\u00e1c l\u1ef1a ch\u1ecdn kh\u00e1c, h\u00e3y xem <a href=\"https:\/\/ritoks.com\/vi\/product-category\/dc-power-protection\/dc-circuit-breakers\/dc-miniature-circuit-breakers\/\">C\u1ea7u dao thu nh\u1ecf DC<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-is-a-dc-mccb\">MCCB d\u00f2ng DC l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t b\u1ed9 ng\u1eaft m\u1ea1ch trong v\u1ecf \u0111\u00fac (MCCB) s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac v\u1ecf \u0111\u00fac v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t theo c\u00e1ch kh\u00e1c so v\u1edbi b\u1ed9 ng\u1eaft m\u1ea1ch thu nh\u1ecf tr\u00ean thanh DIN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng s\u1ea3n ph\u1ea9m MCCB RITOKS hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i bao g\u1ed3m:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/products\/2p-dc-molded-case-circuit-breaker-500-1000v-125-250a\/\"><strong>RTS-DCM250-1000<\/strong><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn v\u00e0 c\u00f4ng b\u1ed1 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u1ea5u h\u00ecnh 2P<\/li>\n\n\n<li>C\u00e1c phi\u00ean b\u1ea3n 500V \/ 1000V DC<\/li>\n\n\n<li>Khung 125A \/ 250A<\/li>\n\n\n<li>b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \/ l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y khi\u1ebfn s\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 ki\u1ec3u l\u1eafp \u0111\u1eb7t kh\u00e1c so v\u1edbi c\u00e1c d\u00f2ng MCB g\u1eafn tr\u00ean thanh DIN hi\u1ec7n t\u1ea1i c\u1ee7a RITOKS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, d\u1ea3i s\u1ea3n ph\u1ea9m hi\u1ec7n t\u1ea1i tr\u00f9ng l\u1eb7p v\u1edbi d\u00f2ng MCB RTS-DC250-125. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao ch\u1ec9 c\u1ea7n h\u1ecfi:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u201cD\u00f2ng \u0111i\u1ec7n c\u00f3 v\u01b0\u1ee3t qu\u00e1 m\u1ed9t gi\u00e1 tr\u1ecb nh\u1ea5t \u0111\u1ecbnh kh\u00f4ng?\u201d<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ec9 nh\u01b0 v\u1eady l\u00e0 ch\u01b0a \u0111\u1ee7 \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh n\u00ean ch\u1ecdn MCB hay MCCB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 bi\u1ebft th\u00eam v\u1ec1 d\u00f2ng s\u1ea3n ph\u1ea9m v\u1ecf \u0111\u00fac hi\u1ec7n t\u1ea1i, vui l\u00f2ng xem <a href=\"https:\/\/ritoks.com\/vi\/product-category\/dc-power-protection\/dc-circuit-breakers\/dc-molded-case-circuit-breakers\/\">B\u1ed9 ng\u1eaft m\u1ea1ch v\u1ecf \u0111\u00fac DC<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"why-current-alone-is-not-enough\">MCB v\u00e0 MCCB: T\u1ea1i sao ch\u1ec9 d\u1ef1a v\u00e0o c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n th\u00f4i l\u00e0 ch\u01b0a \u0111\u1ee7<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t c\u00e1ch ch\u1ecdn t\u1eaft ph\u1ed5 bi\u1ebfn l\u00e0 gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng MCB lu\u00f4n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c gi\u00e1 tr\u1ecb d\u00f2ng \u0111i\u1ec7n d\u01b0\u1edbi m\u1ed9t m\u1ee9c nh\u1ea5t \u0111\u1ecbnh, c\u00f2n MCCB th\u00ec \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c gi\u00e1 tr\u1ecb d\u00f2ng \u0111i\u1ec7n tr\u00ean m\u1ee9c \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng s\u1ea3n ph\u1ea9m RITOKS hi\u1ec7n nay cho th\u1ea5y t\u1ea1i sao c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u00f3 l\u1ea1i kh\u00f4ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MCB RTS-DC250-125 thu\u1ed9c d\u00f2ng s\u1ea3n ph\u1ea9m l\u1eafp tr\u00ean thanh DIN 35mm, v\u1edbi c\u00e1c m\u1ee9c d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 t\u1eeb 63A \u0111\u1ebfn 250A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MCCB RTS-DCM250-1000 c\u00f3 c\u00e1c lo\u1ea1i khung 125A v\u00e0 250A.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c kho\u1ea3ng \u0111\u00f3 c\u00f3 ph\u1ea7n tr\u00f9ng l\u1eb7p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Y\u00eau c\u1ea7u v\u1ec1 d\u00f2ng \u0111\u1ecbnh m\u1ee9c 125A ho\u1eb7c 250A kh\u00f4ng t\u1ef1 \u0111\u1ed9ng cho bi\u1ebft li\u1ec7u lo\u1ea1i s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p l\u00e0 MCB hay MCCB.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thay v\u00e0o \u0111\u00f3, quy\u1ebft \u0111\u1ecbnh n\u00e0y c\u1ea7n ph\u1ea3i xem x\u00e9t to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng v\u00e0 c\u00e1c y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-ac580534-93a0-49a9-8d9c-9c752c4707c4\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison.jpg\" alt=\"So s\u00e1nh gi\u1eefa MCB DC g\u1eafn tr\u00ean thanh DIN v\u00e0 MCCB DC v\u1ecf \u0111\u00fac trong t\u1ee7 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) c\u1ee7a h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi\" class=\"wp-image-676\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-mcb-mccb-form-factor-comparison-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">So s\u00e1nh minh h\u1ecda gi\u1eefa c\u00e1c ki\u1ec3u l\u1eafp \u0111\u1eb7t c\u1ee7a MCB DC tr\u00ean thanh DIN v\u00e0 MCCB DC v\u1ecf \u0111\u00fac trong t\u1ee7 ph\u00e2n ph\u1ed1i DC.<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">1. B\u1eaft \u0111\u1ea7u v\u1edbi \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng DC<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u h\u1ecfi \u0111\u1ea7u ti\u00ean n\u00ean l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u1ea7u dao ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u l\u00e0 bao nhi\u00eau?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB hi\u1ec7n t\u1ea1i c\u1ee7a RITOKS \u0111\u00e1p \u1ee9ng c\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p r\u1ea5t \u0111a d\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>M\u1ed9t d\u00f2ng s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong d\u1ea3i \u0111i\u1ec7n \u00e1p 12\u2013125 V DC<\/li>\n\n\n<li>m\u1ed9t lo\u1ea1i kh\u00e1c d\u00e0nh cho 500V DC<\/li>\n\n\n<li>m\u1ed9t lo\u1ea1i kh\u00e1c d\u00e0nh cho \u0111i\u1ec7n \u00e1p 500\u20131000 V DC<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng s\u1ea3n ph\u1ea9m MCCB hi\u1ec7n t\u1ea1i c\u0169ng bao g\u1ed3m c\u00e1c bi\u1ebfn th\u1ec3 500V v\u00e0 1000V DC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 hai b\u1ed9 ng\u1eaft m\u1ea1ch c\u00f3 m\u1ee9c d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c t\u01b0\u01a1ng t\u1ef1 nhau v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng r\u1ea5t kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng n\u00ean ch\u1ec9 d\u1ef1a v\u00e0o d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c \u0111\u1ec3 ch\u1ecdn c\u1ea7u dao r\u1ed3i cho r\u1eb1ng y\u00eau c\u1ea7u v\u1ec1 \u0111i\u1ec7n \u00e1p c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c \u0111\u00e1p \u1ee9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea7n ph\u1ea3i ki\u1ec3m tra k\u1ef9 m\u1eabu m\u00e3 v\u00e0 c\u1ea5u h\u00ecnh c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. X\u00e1c nh\u1eadn d\u00f2ng \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng c\u1ea7n thi\u1ebft<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng \u0111i\u1ec7n v\u1eabn l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 l\u1ef1a ch\u1ecdn quan tr\u1ecdng, nh\u01b0ng n\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n trong quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB RITOKS hi\u1ec7n nay bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c t\u00f9y ch\u1ecdn 6\u201363A<\/li>\n\n\n<li>C\u00e1c t\u00f9y ch\u1ecdn 63\u2013250A<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">trong khi d\u00f2ng s\u1ea3n ph\u1ea9m MCCB hi\u1ec7n t\u1ea1i bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Khung 125A<\/li>\n\n\n<li>Khung 250A<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 tr\u00f9ng l\u1eb7p n\u00e0y c\u00f3 ngh\u0129a l\u00e0 gi\u00e1 tr\u1ecb hi\u1ec7n t\u1ea1i gi\u00fap thu h\u1eb9p danh s\u00e1ch c\u00e1c s\u1ea3n ph\u1ea9m ti\u1ec1m n\u0103ng, nh\u01b0ng b\u1ea3n th\u00e2n n\u00f3 kh\u00f4ng quy\u1ebft \u0111\u1ecbnh c\u1ea5u t\u1ea1o c\u1ee7a b\u1ed9 ng\u1eaft m\u1ea1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn ch\u00ednh x\u00e1c c\u1ea7n ph\u1ea3i d\u1ef1a tr\u00ean t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee5 th\u1ec3 c\u1ee7a t\u1eebng m\u1eabu s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Ki\u1ec3m tra s\u1ed1 c\u1ef1c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch b\u1ed1 tr\u00ed c\u1ed9t c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn d\u00f2ng s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c v\u00ed d\u1ee5 v\u1ec1 RITOKS \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 hi\u1ec7n nay bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB 2P<\/li>\n\n\n<li>d\u00f2ng s\u1ea3n ph\u1ea9m MCB \u0111i\u1ec7n \u00e1p th\u1ea5p, d\u00f2ng \u0111i\u1ec7n cao lo\u1ea1i 1P\/2P<\/li>\n\n\n<li>d\u00f2ng s\u1ea3n ph\u1ea9m MCCB 2P<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3, c\u1ea7n x\u00e1c \u0111\u1ecbnh s\u1ed1 c\u1ed9t c\u1ea7n thi\u1ebft tr\u01b0\u1edbc khi l\u1ef1a ch\u1ecdn m\u00f4 h\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eebng cho r\u1eb1ng m\u1ecdi d\u00f2ng s\u1ea3n ph\u1ea9m MCB ho\u1eb7c MCCB \u0111\u1ec1u c\u00f3 c\u00f9ng c\u1ea5u h\u00ecnh c\u1ef1c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Xem x\u00e9t \u0111\u1ecbnh d\u1ea1ng l\u1eafp \u0111\u1eb7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng nh\u1ea5t v\u1ec1 m\u1eb7t th\u1ef1c ti\u1ec5n trong d\u00f2ng s\u1ea3n ph\u1ea9m RITOKS hi\u1ec7n nay.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB d\u00f2ng DC hi\u1ec7n t\u1ea1i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c v\u00ed d\u1ee5 v\u1ec1 MCB \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u1eafp \u0111\u1eb7t tr\u00ean thanh DIN 35mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecbnh d\u1ea1ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho vi\u1ec7c l\u1eafp \u0111\u1eb7t m\u00f4-\u0111un g\u1ecdn nh\u1eb9 b\u00ean trong c\u00e1c t\u1ee7 \u0111i\u1ec7n ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">D\u00f2ng s\u1ea3n ph\u1ea9m MCCB d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u hi\u1ec7n t\u1ea1i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5 v\u1ec1 MCCB \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \/ l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u \u0111\u00f3 t\u1ea1o ra m\u1ed9t \u0111\u1ecbnh d\u1ea1ng c\u00e0i \u0111\u1eb7t ho\u00e0n to\u00e0n kh\u00e1c bi\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, khi m\u1ed9t d\u1ef1 \u00e1n \u0111\u00e3 quy \u0111\u1ecbnh r\u00f5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thi\u1ebft b\u1ecb m\u00f4-\u0111un g\u1eafn tr\u00ean thanh DIN<\/li>\n\n\n<li>thi\u1ebft b\u1ecb c\u00f3 v\u1ecf \u0111\u00fac g\u1eafn tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/li>\n\n\n<li>m\u1ed9t c\u00e1ch b\u1ed1 tr\u00ed khu v\u1ef1c bao quanh c\u1ee5 th\u1ec3<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Y\u00eau c\u1ea7u v\u1ec1 l\u1eafp \u0111\u1eb7t v\u1eadt l\u00fd c\u00f3 th\u1ec3 ngay l\u1eadp t\u1ee9c thu h\u1eb9p ph\u1ea1m vi l\u1ef1a ch\u1ecdn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng h\u1eefu \u00edch h\u01a1n so v\u1edbi vi\u1ec7c c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh m\u1ed9t ranh gi\u1edbi ph\u00e2n chia d\u00f2ng \u0111i\u1ec7n chung.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">5. So s\u00e1nh c\u1ea5u h\u00ecnh ch\u00ednh x\u00e1c c\u1ee7a s\u1ea3n ph\u1ea9m<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMCB\u201d v\u00e0 \u201cMCCB\u201d l\u00e0 c\u00e1c thu\u1eadt ng\u1eef ch\u1ec9 d\u00f2ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ecd kh\u00f4ng n\u00eau r\u00f5 m\u1ecdi \u0111\u1eb7c t\u00ednh c\u1ee7a m\u1ed9t lo\u1ea1i b\u1ed9 ng\u1eaft m\u1ea1ch c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi \u0111\u1eb7t h\u00e0ng, vui l\u00f2ng x\u00e1c nh\u1eadn ch\u00ednh x\u00e1c m\u1eabu s\u1ea3n ph\u1ea9m v\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00e3 c\u00f4ng b\u1ed1 li\u00ean quan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00cdt nh\u1ea5t, qu\u00e1 tr\u00ecnh r\u00e0 so\u00e1t ngu\u1ed3n cung \u1ee9ng c\u1ea7n x\u00e1c \u0111\u1ecbnh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u<\/li>\n\n\n<li>y\u00eau c\u1ea7u hi\u1ec7n t\u1ea1i<\/li>\n\n\n<li>c\u1ea5u h\u00ecnh c\u1ed9t<\/li>\n\n\n<li>ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t<\/li>\n\n\n<li>m\u1eabu s\u1ea3n ph\u1ea9m ch\u00ednh x\u00e1c<\/li>\n\n\n<li>b\u1ed1i c\u1ea3nh \u1ee9ng d\u1ee5ng<\/li>\n\n\n<li>b\u1ea5t k\u1ef3 \u0111\u1eb7c t\u00ednh n\u00e0o kh\u00e1c \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh v\u00e0 ph\u1ea3i c\u00f3 t\u00e0i li\u1ec7u ch\u1ee9ng minh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong tr\u01b0\u1eddng h\u1ee3p m\u1ed9t th\u00f4ng s\u1ed1 kh\u00f4ng \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn trong t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn c\u1ee7a m\u00f4 h\u00ecnh, kh\u00f4ng n\u00ean suy ra th\u00f4ng s\u1ed1 \u0111\u00f3 d\u1ef1a tr\u00ean m\u1ed9t b\u1ed9 ng\u1eaft m\u1ea1ch kh\u00e1c thu\u1ed9c c\u00f9ng lo\u1ea1i chung.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"mcb-vs-mccb-at-a-glance\">So s\u00e1nh nhanh gi\u1eefa MCB v\u00e0 MCCB c\u1ee7a DC<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><thead><tr><th>C\u00e2u h\u1ecfi<\/th><th>C\u00e1c y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t \u0111\u1ed1i v\u1edbi MCB<\/th><th>C\u00e1c y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t khi l\u1ef1a ch\u1ecdn MCCB<\/th><\/tr><\/thead><tbody><tr><td>T\u00f4i c\u00f3 c\u1ea7n l\u1eafp \u0111\u1eb7t tr\u00ean thanh DIN kh\u00f4ng?<\/td><td>C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB hi\u1ec7n t\u1ea1i c\u1ee7a RITOKS s\u1eed d\u1ee5ng thanh DIN 35mm<\/td><td>C\u00e1c lo\u1ea1i MCCB hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng s\u1eed d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n\/l\u1eafp c\u1ed1 \u0111\u1ecbnh<\/td><\/tr><tr><td>T\u00f4i c\u00f3 c\u1ea7n 1P kh\u00f4ng?<\/td><td>C\u00f3 s\u1eb5n tr\u00ean d\u00f2ng s\u1ea3n ph\u1ea9m RTS-DC250-125 hi\u1ec7n t\u1ea1i<\/td><td>D\u00f2ng s\u1ea3n ph\u1ea9m MCCB hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 l\u00e0 2P<\/td><\/tr><tr><td>D\u00f2ng \u0111i\u1ec7n hi\u1ec7n t\u1ea1i c\u00f3 v\u01b0\u1ee3t qu\u00e1 63A kh\u00f4ng?<\/td><td>D\u00f2ng s\u1ea3n ph\u1ea9m MCB RITOKS hi\u1ec7n t\u1ea1i c\u00f3 d\u1ea3i d\u00f2ng \u0111i\u1ec7n l\u00ean \u0111\u1ebfn 250A<\/td><td>D\u00f2ng s\u1ea3n ph\u1ea9m MCCB hi\u1ec7n t\u1ea1i c\u0169ng bao g\u1ed3m c\u00e1c model 125A\/250A<\/td><\/tr><tr><td>T\u00f4i c\u1ea7n \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u 500V hay 1000V?<\/td><td>C\u00f3 s\u1eb5n trong m\u1ed9t s\u1ed1 d\u00f2ng s\u1ea3n ph\u1ea9m MCB nh\u1ea5t \u0111\u1ecbnh<\/td><td>C\u00f3 s\u1eb5n trong d\u00f2ng s\u1ea3n ph\u1ea9m MCCB hi\u1ec7n t\u1ea1i<\/td><\/tr><tr><td>T\u00f4i c\u00f3 th\u1ec3 ch\u1ec9 ch\u1ecdn d\u1ef1a tr\u00ean d\u00f2ng \u0111i\u1ec7n kh\u00f4ng?<\/td><td>Kh\u00f4ng<\/td><td>Kh\u00f4ng<\/td><\/tr><tr><td>T\u00f4i c\u00f3 n\u00ean x\u00e1c minh ch\u00ednh x\u00e1c m\u1eabu m\u00e1y kh\u00f4ng?<\/td><td>\u0110\u00fang v\u1eady<\/td><td>\u0110\u00fang v\u1eady<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec3m quan tr\u1ecdng c\u1ea7n l\u01b0u \u00fd \u1edf \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t lo\u1ea1i c\u1ea7u dao n\u00e0o \u0111\u00f3 \u201ct\u1ed1t h\u01a1n\u201d.\u201d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u h\u1ecfi quan tr\u1ecdng l\u00e0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Lo\u1ea1i k\u1ebft c\u1ea5u v\u00e0 m\u1eabu c\u1ee5 th\u1ec3 n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111i\u1ec7n v\u00e0 l\u1eafp \u0111\u1eb7t c\u1ee7a h\u1ec7 th\u1ed1ng DC n\u00e0y?<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ed d\u1ee5 1: Thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ngu\u1ed3n DC d\u1ea1ng nh\u1ecf g\u1ecdn g\u1eafn tr\u00ean thanh DIN<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1ea3 s\u1eed m\u1ed9t d\u1ef1 \u00e1n y\u00eau c\u1ea7u:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>m\u1ed9t b\u1ed9 ng\u1eaft m\u1ea1ch g\u1eafn tr\u00ean thanh DIN<\/li>\n\n\n<li>m\u1ed9t \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn<\/li>\n\n\n<li>m\u1ed9t y\u00eau c\u1ea7u hi\u1ec7n t\u1ea1i trong ph\u1ea1m vi c\u00e1c m\u1eabu xe hi\u1ec7n c\u00f3<\/li>\n\n\n<li>c\u1ea5u h\u00ecnh c\u1ed9t c\u00f3 gi\u00e1 \u0111\u1ee1<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Trong tr\u01b0\u1eddng h\u1ee3p \u0111\u00f3, c\u00e1c d\u00f2ng MCB d\u00f2ng DC hi\u1ec7n t\u1ea1i c\u00f3 th\u1ec3 l\u00e0 nh\u00f3m s\u1ea3n ph\u1ea9m \u0111\u1ea7u ti\u00ean c\u1ea7n xem x\u00e9t, b\u1edfi v\u00ec c\u00e1c m\u1eabu MCB RITOKS \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 \u0111\u1ec1u s\u1eed d\u1ee5ng thanh DIN 35mm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, d\u00f2ng s\u1ea3n ph\u1ea9m RTS-DC63-1000 cung c\u1ea5p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2P<\/li>\n\n\n<li>500\u20131000 V DC<\/li>\n\n\n<li>6\u201363A<\/li>\n\n\n<li>Thanh DIN 35mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 s\u1ea3n ph\u1ea9m n\u00e0y t\u1ef1 \u0111\u1ed9ng ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi h\u1ec7 th\u1ed1ng \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00eau tr\u00ean. V\u1eabn c\u1ea7n ph\u1ea3i x\u00e1c nh\u1eadn l\u1ea1i th\u00f4ng tin c\u1ee5 th\u1ec3 v\u1ec1 \u1ee9ng d\u1ee5ng v\u00e0 t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ed d\u1ee5 2: Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi thanh DIN ch\u1ecbu d\u00f2ng \u0111i\u1ec7n cao<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Y\u00eau c\u1ea7u v\u1ec1 c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n cao h\u01a1n kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i s\u1eed d\u1ee5ng MCCB.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RTS-DC250-125 l\u00e0 d\u00f2ng s\u1ea3n ph\u1ea9m MCB d\u00f2ng DC \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1P \/ 2P<\/li>\n\n\n<li>12\u2013125 V DC<\/li>\n\n\n<li>63\u2013250A<\/li>\n\n\n<li>Thanh DIN 35mm<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t v\u00ed d\u1ee5 quan tr\u1ecdng v\u00ec n\u00f3 tr\u1ef1c ti\u1ebfp b\u00e1c b\u1ecf quan \u0111i\u1ec3m cho r\u1eb1ng m\u1ecdi \u1ee9ng d\u1ee5ng d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 cao \u0111\u1ec1u ph\u1ea3i t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n sang s\u1eed d\u1ee5ng c\u1ea7u dao v\u1ecf \u0111\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng v\u00e0 c\u00e1ch th\u1ee9c l\u1eafp \u0111\u1eb7t v\u1eabn l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ed d\u1ee5 3: Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi h\u1ed9p \u0111\u00fac g\u1eafn tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu d\u1ef1 \u00e1n y\u00eau c\u1ea7u s\u1eed d\u1ee5ng c\u1ea7u dao v\u1ecf \u0111\u00fac d\u1ea1ng l\u1eafp trong t\u1ee7 \u0111i\u1ec7n ho\u1eb7c l\u1eafp c\u1ed1 \u0111\u1ecbnh, d\u00f2ng s\u1ea3n ph\u1ea9m RTS-DCM250-1000 s\u1ebd l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u h\u00ecnh \u0111\u00e3 c\u00f4ng b\u1ed1 c\u1ee7a n\u00f3 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>2P<\/li>\n\n\n<li>C\u00e1c phi\u00ean b\u1ea3n 500V \/ 1000V<\/li>\n\n\n<li>Khung 125A \/ 250A<\/li>\n\n\n<li>b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \/ l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t l\u1ea7n n\u1eefa, quy\u1ebft \u0111\u1ecbnh cu\u1ed1i c\u00f9ng n\u00ean d\u1ef1a tr\u00ean bi\u1ebfn th\u1ec3 c\u1ee5 th\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn v\u00e0 d\u1eef li\u1ec7u s\u1ea3n ph\u1ea9m \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o t\u00ean d\u00f2ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-ac2e80c6-ef6c-4621-bd3e-cefa863240c3\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context.jpg\" alt=\"\u1ee8ng d\u1ee5ng c\u1ee7a c\u1ea7u dao m\u1ed9t chi\u1ec1u trong c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef pin n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n m\u1ed9t chi\u1ec1u c\u00f4ng nghi\u1ec7p\" class=\"wp-image-674\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-application-context-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">C\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) minh h\u1ecda, th\u1ec3 hi\u1ec7n c\u00e1c b\u1ed1i c\u1ea3nh li\u00ean quan \u0111\u1ebfn h\u1ec7 th\u1ed1ng quang \u0111i\u1ec7n (PV), l\u01b0u tr\u1eef b\u1eb1ng pin v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) trong c\u00f4ng nghi\u1ec7p.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"selection-process\">Quy tr\u00ecnh l\u1ef1a ch\u1ecdn c\u1ea7u dao m\u1ed9t chi\u1ec1u (DC) th\u1ef1c ti\u1ec5n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t quy tr\u00ecnh l\u1ef1a ch\u1ecdn c\u00f3 c\u01a1 s\u1edf h\u01a1n s\u1ebd tr\u00f4ng nh\u01b0 sau:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 1 \u2014 X\u00e1c \u0111\u1ecbnh \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ki\u1ec3m tra \u0111i\u1ec7n \u00e1p th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng tr\u01b0\u1edbc khi so s\u00e1nh c\u00e1c m\u1eabu m\u00e1y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 2 \u2014 X\u00e1c \u0111\u1ecbnh d\u00f2ng \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n y\u00eau c\u1ea7u \u0111\u1ec3 thu h\u1eb9p ph\u1ea1m vi c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m c\u00f3 s\u1eb5n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 3 \u2014 X\u00e1c \u0111\u1ecbnh y\u00eau c\u1ea7u v\u1ec1 c\u1ed9t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">X\u00e1c \u0111\u1ecbnh xem m\u1ea1ch c\u00f3 y\u00eau c\u1ea7u c\u1ea5u h\u00ecnh hi\u1ec7n c\u00f3 s\u1eb5n trong d\u00f2ng s\u1ea3n ph\u1ea9m \u0111\u00e3 ch\u1ecdn hay kh\u00f4ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 4 \u2014 X\u00e1c \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng g\u1eafn k\u1ebft<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y h\u1ecfi xem h\u1ec7 th\u1ed1ng l\u1eafp \u0111\u1eb7t c\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 sau \u0111\u00e2y kh\u00f4ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Thanh DIN 35mm<\/li>\n\n\n<li>b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \/ l\u1eafp \u0111\u1eb7t c\u1ed1 \u0111\u1ecbnh<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 5 \u2014 So s\u00e1nh c\u00e1c m\u00f4 h\u00ecnh \u1ee9ng vi\u00ean<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ec9 so s\u00e1nh c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 th\u00f4ng s\u1ed1 \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n, s\u1ed1 c\u1ef1c v\u00e0 c\u1ea5u h\u00ecnh l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u c\u1ee7a d\u1ef1 \u00e1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 6 \u2014 Ki\u1ec3m tra t\u00ednh ch\u00ednh x\u00e1c c\u1ee7a c\u00e1c t\u00e0i li\u1ec7u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111i\u1ec7n, ph\u1ee5 ki\u1ec7n ho\u1eb7c c\u00e1c th\u00f4ng tin v\u1ec1 hi\u1ec7u su\u1ea5t c\u1ee7a m\u1ed9t m\u1eabu s\u1ea3n ph\u1ea9m sang m\u1ed9t m\u1eabu s\u1ea3n ph\u1ea9m kh\u00e1c.<\/p>\n\n\n\n<figure data-spectra-id=\"spectra-20e50ebb-b03e-4ecc-a8f8-20281c4160de\" class=\"wp-block-image size-full has-custom-border\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow.jpg\" alt=\"Quy tr\u00ecnh l\u1ef1a ch\u1ecdn c\u1ea7u dao m\u1ed9t chi\u1ec1u d\u1ef1a tr\u00ean \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n, s\u1ed1 c\u1ef1c, ph\u01b0\u01a1ng th\u1ee9c l\u1eafp \u0111\u1eb7t v\u00e0 x\u00e1c minh ch\u00ednh x\u00e1c m\u1eabu s\u1ea3n ph\u1ea9m\" class=\"wp-image-673\" width=\"1672\" height=\"941\" srcset=\"https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow.jpg 1672w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-600x338.jpg 600w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-300x169.jpg 300w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-1024x576.jpg 1024w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-768x432.jpg 768w, https:\/\/ritoks.com\/wp-content\/uploads\/2026\/09\/dc-circuit-breaker-selection-flow-1536x864.jpg 1536w\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" \/><figcaption class=\"wp-element-caption\">M\u1ed9t quy tr\u00ecnh l\u1ef1a ch\u1ecdn c\u1ea7u dao m\u1ed9t chi\u1ec1u (DC) th\u1ef1c ti\u1ec5n d\u1ef1a tr\u00ean \u0111i\u1ec7n \u00e1p, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n, s\u1ed1 c\u1ef1c, ki\u1ec3u l\u1eafp \u0111\u1eb7t v\u00e0 vi\u1ec7c x\u00e1c minh ch\u00ednh x\u00e1c m\u1eabu s\u1ea3n ph\u1ea9m.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"common-mistakes\">Nh\u1eefng sai l\u1ea7m th\u01b0\u1eddng g\u1eb7p khi l\u1ef1a ch\u1ecdn MCB v\u00e0 MCCB<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">S\u1eed d\u1ee5ng ng\u01b0\u1ee1ng d\u00f2ng \u0111i\u1ec7n c\u1ed1 \u0111\u1ecbnh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 sai l\u1ea7m quan tr\u1ecdng nh\u1ea5t c\u1ea7n tr\u00e1nh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f2ng s\u1ea3n ph\u1ea9m RITOKS hi\u1ec7n t\u1ea1i \u0111\u00e3 bao g\u1ed3m c\u00e1c s\u1ea3n ph\u1ea9m MCB v\u00e0 MCCB c\u00f3 c\u00e1c m\u1ee9c d\u00f2ng \u0111i\u1ec7n tr\u00f9ng l\u1eb7p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ecf qua \u0111i\u1ec7n \u00e1p m\u1ed9t chi\u1ec1u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t b\u1ed9 ng\u1eaft m\u1ea1ch ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u v\u1ec1 d\u00f2ng \u0111i\u1ec7n v\u1eabn c\u00f3 th\u1ec3 thu\u1ed9c v\u1ec1 nh\u00f3m \u0111i\u1ec7n \u00e1p kh\u00f4ng ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ecf qua \u0111\u1ecbnh d\u1ea1ng g\u1eafn \u1ed5 \u0111\u0129a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t MCB l\u1eafp tr\u00ean thanh DIN v\u00e0 m\u1ed9t MCCB l\u1eafp tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u00f2i h\u1ecfi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u1eafp \u0111\u1eb7t v\u1eadt l\u00fd kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1ea3 s\u1eed m\u1ecdi gia \u0111\u00ecnh \u0111\u1ec1u c\u00f3 c\u00f9ng c\u00e1c c\u1ef1c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c c\u1ea5u h\u00ecnh hi\u1ec7n t\u1ea1i kh\u00e1c nhau t\u00f9y theo d\u00f2ng s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1ea3 \u0111\u1ecbnh c\u00f4ng su\u1ea5t \u0111\u1ed9t ph\u00e1 ch\u01b0a \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1eef li\u1ec7u v\u1ec1 kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch ph\u1ea3i lu\u00f4n g\u1eafn li\u1ec1n v\u1edbi m\u1eabu ho\u1eb7c bi\u1ebfn th\u1ec3 c\u1ee5 th\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn. Kh\u00f4ng n\u00ean \u00e1p d\u1ee5ng chung cho c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB v\u00e0 MCCB.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Gi\u1ea3 \u0111\u1ecbnh v\u1ec1 c\u00e1c ch\u1ee9c n\u0103ng ho\u1eb7c ph\u1ee5 ki\u1ec7n c\u1ee7a chuy\u1ebfn \u0111i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng c\u00e1c thi\u1ebft b\u1ecb ng\u1eaft c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh, \u0111\u01b0\u1eddng cong ng\u1eaft, ch\u1ee9c n\u0103ng ng\u1eaft song song ho\u1eb7c c\u00e1c ph\u1ee5 ki\u1ec7n \u0111i k\u00e8m c\u00f3 s\u1eb5n, tr\u1eeb khi ch\u00fang \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn r\u00f5 r\u00e0ng l\u00e0 ph\u00f9 h\u1ee3p v\u1edbi ch\u00ednh lo\u1ea1i c\u1ea7u dao \u0111ang \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ch\u1ecdn ch\u1ec9 d\u1ef1a tr\u00ean ngo\u1ea1i h\u00ecnh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh d\u00e1ng b\u00ean ngo\u00e0i c\u1ee7a m\u1ed9t b\u1ed9 ng\u1eaft m\u1ea1ch kh\u00f4ng quy\u1ebft \u0111\u1ecbnh t\u00ednh ph\u00f9 h\u1ee3p c\u1ee7a n\u00f3 \u0111\u1ed1i v\u1edbi m\u1ed9t m\u1ea1ch m\u1ed9t chi\u1ec1u c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u1ecb tr\u00ed c\u1ee7a MCB v\u00e0 MCCB trong h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 m\u1ea1ch \u0111i\u1ec7n m\u1ed9t chi\u1ec1u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC) r\u1ed9ng l\u1edbn h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng, c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/ritoks.com\/vi\/dc-fuse-vs-dc-circuit-breaker\/\">b\u1ea3o v\u1ec7 b\u1eb1ng c\u1ea7u ch\u00ec<\/a><\/li>\n\n\n<li>c\u00e1ch ly th\u1ee7 c\u00f4ng<\/li>\n\n\n<li>b\u1ea3o v\u1ec7 ch\u1ed1ng s\u00e9t<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 c\u00f3 c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c h\u00e0m n\u00e0y, h\u00e3y xem:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ritoks.com\/vi\/dc-protection-devices-explained\/\"><strong>Gi\u1ea3i th\u00edch v\u1ec1 c\u00e1c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 d\u00f2ng \u0111i\u1ec7n m\u1ed9t chi\u1ec1u (DC): B\u1ed9 ng\u1eaft m\u1ea1ch, c\u1ea7u ch\u00ec, b\u1ed9 c\u00e1ch ly v\u00e0 SPD<\/strong><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn \u0111\u00f3 gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao kh\u00f4ng n\u00ean t\u1ef1 \u0111\u1ed9ng coi c\u1ea7u dao, c\u1ea7u ch\u00ec, c\u00f4ng t\u1eafc ng\u1eaft m\u1ea1ch v\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ch\u1ed1ng s\u00e9t (SPD) l\u00e0 nh\u1eefng thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 thay th\u1ebf l\u1eabn nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\">C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>C\u00f3 ph\u1ea3i MCCB lu\u00f4n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho d\u00f2ng \u0111i\u1ec7n cao h\u01a1n so v\u1edbi MCB kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. D\u00f2ng s\u1ea3n ph\u1ea9m RITOKS hi\u1ec7n t\u1ea1i bao g\u1ed3m d\u00f2ng MCB DC l\u1eafp tr\u00ean thanh DIN c\u00f3 \u0111\u1ecbnh m\u1ee9c t\u1eeb 63A \u0111\u1ebfn 250A v\u00e0 d\u00f2ng MCCB DC v\u1edbi c\u00e1c khung 125A v\u00e0 250A. Ph\u1ea1m vi d\u00f2ng \u0111i\u1ec7n c\u1ee7a hai d\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y c\u00f3 ph\u1ea7n tr\u00f9ng l\u1eb7p, do \u0111\u00f3 ch\u1ec9 d\u1ef1a v\u00e0o d\u00f2ng \u0111i\u1ec7n th\u00f4i th\u00ec ch\u01b0a \u0111\u1ee7 \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh l\u1ef1a ch\u1ecdn.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>S\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng nh\u1ea5t gi\u1eefa c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB v\u00e0 MCCB hi\u1ec7n t\u1ea1i c\u1ee7a RITOKS l\u00e0 g\u00ec?<\/summary>\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng nh\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn l\u00e0 ph\u01b0\u01a1ng th\u1ee9c l\u1eafp \u0111\u1eb7t. C\u00e1c m\u1eabu MCB RITOKS hi\u1ec7n t\u1ea1i s\u1eed d\u1ee5ng thanh DIN 35mm, trong khi d\u00f2ng s\u1ea3n ph\u1ea9m MCCB \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng th\u1ee9c l\u1eafp \u0111\u1eb7t tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c c\u1ed1 \u0111\u1ecbnh.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>T\u00f4i c\u00f3 th\u1ec3 ch\u1ecdn gi\u1eefa MCB v\u00e0 MCCB ch\u1ec9 d\u1ef1a tr\u00ean \u0111i\u1ec7n \u00e1p kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. \u0110i\u1ec7n \u00e1p ch\u1ec9 l\u00e0 m\u1ed9t trong nh\u1eefng y\u1ebfu t\u1ed1 c\u1ea7n xem x\u00e9t. Ngo\u00e0i ra, c\u00f2n c\u1ea7n ki\u1ec3m tra c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nh\u01b0 d\u00f2ng \u0111i\u1ec7n, s\u1ed1 c\u1ef1c, ki\u1ec3u l\u1eafp \u0111\u1eb7t, c\u1ea5u h\u00ecnh c\u1ee5 th\u1ec3 c\u1ee7a m\u1eabu s\u1ea3n ph\u1ea9m v\u00e0 c\u00e1c y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>M\u1ea1ch m\u1ed9t chi\u1ec1u 250A c\u00f3 t\u1ef1 \u0111\u1ed9ng y\u00eau c\u1ea7u ph\u1ea3i l\u1eafp \u0111\u1eb7t c\u1ea7u dao ng\u1eaft m\u1ea1ch (MCCB) kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ph\u1ea3i t\u1ef1 \u0111\u1ed9ng. Hi\u1ec7n t\u1ea1i, RITOKS \u0111ang cung c\u1ea5p d\u00f2ng s\u1ea3n ph\u1ea9m MCB DC c\u00f3 d\u1ea3i d\u00f2ng \u0111i\u1ec7n l\u00ean \u0111\u1ebfn 250A c\u0169ng nh\u01b0 d\u00f2ng s\u1ea3n ph\u1ea9m MCCB c\u00f3 khung 250A. L\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt \u0111i\u1ec7n v\u00e0 l\u1eafp \u0111\u1eb7t c\u1ee5 th\u1ec3.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>C\u00f3 ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c MCB d\u00f2ng DC \u0111\u1ec1u ph\u00f9 h\u1ee3p v\u1edbi c\u00f9ng m\u1ed9t \u1ee9ng d\u1ee5ng kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m MCB hi\u1ec7n \u0111ang \u0111\u01b0\u1ee3c b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 c\u00e1c c\u1ea5u h\u00ecnh \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u1ef1c kh\u00e1c nhau. C\u1ea7n x\u00e1c nh\u1eadn t\u00ednh ph\u00f9 h\u1ee3p \u0111\u1ed1i v\u1edbi t\u1eebng m\u1eabu c\u1ee5 th\u1ec3.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>C\u00f3 n\u00ean so s\u00e1nh c\u00f4ng su\u1ea5t ng\u1eaft khi l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb ng\u1eaft m\u1ea1ch kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">\u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh quan tr\u1ecdng c\u1ee7a s\u1ea3n ph\u1ea9m, nh\u01b0ng gi\u00e1 tr\u1ecb \u0111\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn th\u00f4ng qua t\u00e0i li\u1ec7u ch\u00ednh th\u1ee9c d\u00e0nh ri\u00eang cho m\u1eabu ho\u1eb7c bi\u1ebfn th\u1ec3 c\u1ee5 th\u1ec3 \u0111\u00f3. Kh\u00f4ng n\u00ean \u00e1p d\u1ee5ng gi\u00e1 tr\u1ecb c\u1ee7a m\u1ed9t s\u1ea3n ph\u1ea9m duy nh\u1ea5t cho to\u00e0n b\u1ed9 d\u00f2ng s\u1ea3n ph\u1ea9m MCB ho\u1eb7c MCCB.<\/p>\n<\/details>\n\n\n\n<div class=\"wp-block-group has-ast-global-color-5-color has-ast-global-color-2-background-color has-text-color has-background is-layout-constrained wp-container-core-group-is-layout-737f6912 wp-block-group-is-layout-constrained\" style=\"border-radius:6px;margin-top:48px;padding-top:40px;padding-right:32px;padding-bottom:40px;padding-left:32px\">\n<h2 class=\"wp-block-heading\">B\u1ea1n c\u1ea7n tr\u1ee3 gi\u00fap \u0111\u1ec3 ch\u1ecdn MCB ho\u1eb7c MCCB d\u00f2ng DC?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RITOKS cung c\u1ea5p c\u1ea3 hai d\u00f2ng s\u1ea3n ph\u1ea9m: c\u1ea7u dao mini d\u00f2ng DC v\u00e0 c\u1ea7u dao v\u1ecf \u0111\u00fac d\u00f2ng DC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi y\u00eau c\u1ea7u t\u00ecm ngu\u1ed3n cung \u1ee9ng, vui l\u00f2ng cung c\u1ea5p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng DC<\/li>\n\n\n<li>d\u00f2ng \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n<li>c\u00e1c c\u1ed9t b\u1eaft bu\u1ed9c<\/li>\n\n\n<li>\u0111\u1ecbnh d\u1ea1ng l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c \u01b0u ti\u00ean<\/li>\n\n\n<li>\u0111\u01a1n \u0111\u0103ng k\u00fd<\/li>\n\n\n<li>b\u1ea5t k\u1ef3 \u0111\u1eb7c t\u00ednh n\u00e0o ph\u1ea3i \u0111\u01b0\u1ee3c ghi ch\u00e9p r\u00f5 r\u00e0ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Sau \u0111\u00f3, RITOKS c\u00f3 th\u1ec3 \u0111\u1ed1i chi\u1ebfu y\u00eau c\u1ea7u n\u00e0y v\u1edbi c\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m hi\u1ec7n c\u00f3 v\u00e0 th\u00f4ng tin v\u1ec1 m\u1eabu s\u1ea3n ph\u1ea9m \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-ast-global-color-0-background-color has-background wp-element-button\" href=\"https:\/\/ritoks.com\/vi\/product-category\/dc-power-protection\/dc-circuit-breakers\/\">Xem c\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch DC \u2192<\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/ritoks.com\/vi\/contact-us\/\">Li\u00ean h\u1ec7 v\u1edbi RITOKS \u2192 Y\u00eau c\u1ea7u b\u00e1o gi\u00e1<\/a><\/div>\n<\/div>\n<\/div>\n\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>How to Choose a DC Circuit Breaker: MCB vs MCCB Choosing between a DC miniature circuit breaker (MCB) and a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"disabled","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"disabled","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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