{"id":9184,"date":"2024-09-01T04:56:16","date_gmt":"2024-09-01T04:56:16","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=9184"},"modified":"2024-09-01T04:56:16","modified_gmt":"2024-09-01T04:56:16","slug":"blown-fuse-troubleshooting-and-prevention","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/electrical-engineering\/blown-fuse-troubleshooting-and-prevention\/","title":{"rendered":"C\u1ea7u ch\u00ec b\u1ecb n\u1ed5 ph\u1ea3i l\u00e0m sao? H\u01b0\u1edbng d\u1eabn x\u1eed l\u00fd t\u1eeb A \u0111\u1ebfn Z!"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u0110i\u1ec1u g\u00ec x\u1ea3y ra khi c\u1ea7u ch\u00ec b\u1ecb n\u1ed5<\/h2>\n\n<h2 class=\"wp-block-heading\">C\u1ea7u ch\u00ec b\u1ecb n\u1ed5 l\u00e0 g\u00ec?<\/h2>\n\n<p>C\u1ea7u ch\u00ec l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb an to\u00e0n b\u1ea3o v\u1ec7 m\u1ea1ch \u0111i\u1ec7n kh\u1ecfi qu\u00e1 d\u00f2ng v\u00e0 \u0111o\u1ea3n m\u1ea1ch. Khi d\u00f2ng \u0111i\u1ec7n qu\u00e1 l\u1edbn ch\u1ea1y qua c\u1ea7u ch\u00ec, d\u1ea3i kim lo\u1ea1i m\u1ecfng b\u00ean trong c\u1ea7u ch\u00ec s\u1ebd n\u00f3ng ch\u1ea3y, l\u00e0m \u0111\u1ee9t m\u1ea1ch v\u00e0 ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i c\u1ea7u ch\u00ec<\/h2>\n\n<p>C\u00f3 hai lo\u1ea1i c\u1ea7u ch\u00ec ch\u00ednh:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ea7u ch\u00ec ren v\u1eb7n:<\/strong> Lo\u1ea1i c\u1ea7u ch\u00ec n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u1eefng ng\u00f4i nh\u00e0 c\u0169 v\u00e0 \u0111\u01b0\u1ee3c v\u1eb7n v\u00e0o b\u1ea3ng c\u1ea7u ch\u00ec.<\/li>\n<li><strong>C\u1ea7u ch\u00ec h\u1ed9p:<\/strong> Lo\u1ea1i c\u1ea7u ch\u00ec n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u1eefng ng\u00f4i nh\u00e0 m\u1edbi h\u01a1n v\u00e0 \u0111\u01b0\u1ee3c l\u1eafp v\u00e0o kh\u1ed1i c\u1ea7u ch\u00ec.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">K\u00edch th\u01b0\u1edbc c\u1ea7u ch\u00ec<\/h2>\n\n<p>C\u1ea7u ch\u00ec \u0111\u01b0\u1ee3c \u0111\u1ecbnh c\u1ee1 \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u1ee1 d\u00e2y c\u1ee7a m\u1ea1ch \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n d\u00e2y d\u1eabn c\u1ee7a m\u1ea1ch \u0111i\u1ec7n s\u1eed d\u1ee5ng \u0111i\u1ec7n n\u0103ng l\u1edbn h\u01a1n m\u1ee9c ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c. K\u00edch th\u01b0\u1edbc c\u1ea7u ch\u00ec ph\u00f9 h\u1ee3p cho c\u1ee1 d\u00e2y d\u1eabn m\u1ea1ch \u0111i\u1ec7n nh\u1ea5t \u0111\u1ecbnh l\u00e0:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>C\u1ee1 d\u00e2y 14 tr\u1edf l\u00ean: c\u1ea7u ch\u00ec 15 ampe<\/li>\n<li>C\u1ee1 d\u00e2y 12 tr\u1edf l\u00ean: c\u1ea7u ch\u00ec 20 ampe<\/li>\n<li>C\u1ee1 d\u00e2y 10 tr\u1edf l\u00ean: c\u1ea7u ch\u00ec 30 ampe<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn khi\u1ebfn c\u1ea7u ch\u00ec b\u1ecb n\u1ed5<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Qu\u00e1 t\u1ea3i:<\/strong> Qu\u00e1 t\u1ea3i x\u1ea3y ra khi c\u00f3 qu\u00e1 nhi\u1ec1u \u0111\u00e8n ho\u1eb7c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng \u0111i\u1ec7n t\u1eeb c\u00f9ng m\u1ed9t m\u1ea1ch \u0111i\u1ec7n.<\/li>\n<li><strong>\u0110o\u1ea3n m\u1ea1ch:<\/strong> \u0110o\u1ea3n m\u1ea1ch x\u1ea3y ra khi d\u00e2y n\u00f3ng ch\u1ea1m v\u00e0o d\u00e2y ngu\u1ed9i ho\u1eb7c d\u00e2y n\u1ed1i \u0111\u1ea5t, t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn \u0111i\u1ec7n tr\u1edf th\u1ea5p \u0111\u1ec3 d\u00f2ng \u0111i\u1ec7n ch\u1ea1y qua.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1c nguy\u00ean nh\u00e2n kh\u00e1c khi\u1ebfn c\u1ea7u ch\u00ec b\u1ecb n\u1ed5<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>L\u1ed7i ti\u1ebfp \u0111\u1ecba:<\/strong> L\u1ed7i ti\u1ebfp \u0111\u1ecba x\u1ea3y ra khi d\u00f2ng \u0111i\u1ec7n ch\u1ea1y tr\u1ef1c ti\u1ebfp xu\u1ed1ng \u0111\u1ea5t ho\u1eb7c m\u1ed9t ph\u1ea7n \u0111\u01b0\u1ee3c n\u1ed1i \u0111\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>L\u1ed7i h\u1ed3 quang:<\/strong> L\u1ed7i h\u1ed3 quang x\u1ea3y ra khi d\u00e2y d\u1eabn v\u00e0 \u0111\u1ea7u m\u1ed1i kh\u00f4ng ti\u1ebfp x\u00fac t\u1ed1t, g\u00e2y ra h\u1ed3 quang \u0111i\u1ec7n.<\/li>\n<li><strong>S\u1ef1 c\u1ed1 m\u1ea1ch \u0111i\u1ec7n:<\/strong> C\u1ea7u ch\u00ec b\u1ecb n\u1ed5 ho\u1eb7c aptomat nh\u1ea3y c\u0169ng c\u00f3 th\u1ec3 do s\u1ef1 c\u1ed1 v\u1edbi ch\u00ednh m\u1ea1ch \u0111i\u1ec7n, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u00e9t \u0111\u00e1nh ho\u1eb7c k\u1ebft n\u1ed1i l\u1ecfng l\u1ebbo.<\/li>\n<li><strong>\u1ed4 c\u1eafm ho\u1eb7c h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n b\u1ecb h\u1ecfng:<\/strong> H\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n b\u1ecb l\u1ed7i ho\u1eb7c \u1ed5 c\u1eafm b\u1ecb h\u1ecfng c\u00f3 th\u1ec3 t\u1ea1o ra \u0111i\u1ec7n \u00e1p \u0111\u1ed9t bi\u1ebfn khi\u1ebfn c\u1ea7u ch\u00ec b\u1ecb n\u1ed5.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1ch x\u00e1c \u0111\u1ecbnh c\u1ea7u ch\u00ec b\u1ecb n\u1ed5<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Ki\u1ec3m tra tr\u1ef1c quan:<\/strong> Ki\u1ec3m tra c\u1ea7u ch\u00ec xem c\u00f3 d\u1ea3i kim lo\u1ea1i n\u00f3ng ch\u1ea3y hay v\u1ebft kim lo\u1ea1i tr\u00ean m\u1eb7t b\u00ean trong c\u1ee7a \u1ed1ng th\u1ee7y tinh kh\u00f4ng.<\/li>\n<li><strong>\u0110\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng:<\/strong> S\u1eed d\u1ee5ng \u0111\u1ed3ng h\u1ed3 v\u1ea1n n\u0103ng \u0111\u1ec3 \u0111o \u0111i\u1ec7n tr\u1edf c\u1ee7a c\u1ea7u ch\u00ec. Ch\u1ec9 s\u1ed1 g\u1ea7n 0 cho bi\u1ebft c\u1ea7u ch\u00ec v\u1eabn t\u1ed1t, trong khi ch\u1ec9 s\u1ed1 OL (qu\u00e1 gi\u1edbi h\u1ea1n) cho bi\u1ebft c\u1ea7u ch\u00ec b\u1ecb n\u1ed5.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1ch thay c\u1ea7u ch\u00ec b\u1ecb n\u1ed5<\/h2>\n\n<ol class=\"wp-block-list\">\n<li>T\u1eaft ngu\u1ed3n t\u1ea1i h\u1ed9p c\u1ea7u ch\u00ec.<\/li>\n<li>K\u00e9o kh\u1ed1i c\u1ea7u ch\u00ec ch\u00ednh ra kh\u1ecfi b\u1ea3ng \u0111i\u1ec7n \u0111\u1ec3 ng\u1eaft ngu\u1ed3n \u0111i\u1ec7n.<\/li>\n<li>V\u1eb7n c\u1ea7u ch\u00ec b\u1ecb n\u1ed5 ra kh\u1ecfi \u1ed5 c\u1eafm ho\u1eb7c s\u1eed d\u1ee5ng d\u1ee5ng c\u1ee5 k\u00e9o c\u1ea7u ch\u00ec \u0111\u1ec3 th\u00e1o c\u1ea7u ch\u00ec ra.<\/li>\n<li>V\u1eb7n ho\u1eb7c \u0111\u1ea9y c\u1ea7u ch\u00ec m\u1edbi c\u00f3 c\u00f9ng k\u00edch th\u01b0\u1edbc, ampe v\u00e0 lo\u1ea1i v\u00e0o.<\/li>\n<li>L\u1eafp kh\u1ed1i c\u1ea7u ch\u00ec ch\u00ednh v\u00e0o \u1ed5 c\u1eafm \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh v\u00e0 \u1ea5n m\u1ea1nh \u0111\u1ec3 c\u1ed1 \u0111\u1ecbnh ch\u1eafc ch\u1eafn.<\/li>\n<li>\u0110\u00f3ng c\u1eeda b\u1ea3ng \u0111i\u1ec7n v\u00e0 ki\u1ec3m tra xem c\u1ea7u ch\u00ec m\u1edbi c\u00f3 kh\u00f4i ph\u1ee5c ngu\u1ed3n \u0111i\u1ec7n cho khu v\u1ef1c c\u00f3 s\u1ef1 c\u1ed1 kh\u00f4ng.<\/li>\n<\/ol>\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o c\u1ea7n g\u1ecdi th\u1ee3 chuy\u00ean nghi\u1ec7p<\/h2>\n\n<p>N\u1ebfu c\u1ea7u ch\u00ec n\u1ed5 nhi\u1ec1u l\u1ea7n, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 b\u1ea1n c\u1ea7n g\u1ecdi th\u1ee3 \u0111i\u1ec7n c\u00f3 ch\u1ee9ng ch\u1ec9 h\u00e0nh ngh\u1ec1 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n c\u01a1 b\u1ea3n. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 cho bi\u1ebft c\u00f3 s\u1ef1 c\u1ed1 v\u1edbi h\u1ec7 th\u1ed1ng \u0111i\u1ec7n v\u00e0 c\u1ea7n s\u1eeda ch\u1eefa chuy\u00ean nghi\u1ec7p.<\/p>\n\n<h2 class=\"wp-block-heading\">M\u1eb9o ng\u0103n ng\u1eeba c\u1ea7u ch\u00ec b\u1ecb n\u1ed5<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Tr\u00e1nh t\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i m\u1ea1ch \u0111i\u1ec7n b\u1eb1ng c\u00e1ch kh\u00f4ng c\u1eafm qu\u00e1 nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0o c\u00f9ng m\u1ed9t \u1ed5 c\u1eafm.<\/li>\n<li>S\u1eed d\u1ee5ng \u1ed5 c\u1eafm ch\u1ed1ng s\u00e9t lan truy\u1ec1n \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed nh\u1ea1y c\u1ea3m kh\u1ecfi s\u00e9t \u0111\u00e1nh.<\/li>\n<li>Ki\u1ec3m tra d\u00e2y \u0111i\u1ec7n v\u00e0 \u1ed5 c\u1eafm th\u01b0\u1eddng xuy\u00ean xem c\u00f3 b\u1ecb h\u1ecfng kh\u00f4ng.<\/li>\n<li>C\u1ee9 v\u00e0i n\u0103m, h\u00e3y nh\u1edd th\u1ee3 \u0111i\u1ec7n c\u00f3 ch\u1ee9ng ch\u1ec9 h\u00e0nh ngh\u1ec1 ki\u1ec3m tra h\u1ec7 th\u1ed1ng \u0111i\u1ec7n c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Th\u00f4ng tin b\u1ed5 sung<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Nh\u1eefng l\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng aptomat thay v\u00ec c\u1ea7u ch\u00ec l\u00e0 g\u00ec?<\/strong> Aptomat c\u00f3 th\u1ec3 \u0111\u1eb7t l\u1ea1i, trong khi c\u1ea7u ch\u00ec th\u00ec ph\u1ea3i thay th\u1ebf. A<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u0110i\u1ec1u g\u00ec x\u1ea3y ra khi c\u1ea7u ch\u00ec b\u1ecb n\u1ed5 C\u1ea7u ch\u00ec b\u1ecb n\u1ed5 l\u00e0 g\u00ec? C\u1ea7u ch\u00ec l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb an to\u00e0n b\u1ea3o v\u1ec7 m\u1ea1ch \u0111i\u1ec7n kh\u1ecfi qu\u00e1 d\u00f2ng&hellip;<\/p>\n","protected":false},"author":1,"featured_media":24204,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10160],"tags":[8840,12210,13489,13490,13491,5686],"class_list":["post-9184","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-engineering","tag-electrical-safety","tag-circuit-breaker","tag-blown-fuse","tag-overload","tag-short-circuit","tag-troubleshooting"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/9184","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=9184"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/9184\/revisions"}],"predecessor-version":[{"id":24205,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/9184\/revisions\/24205"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media\/24204"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=9184"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=9184"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=9184"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}