{"id":2406,"date":"2026-06-08T00:49:51","date_gmt":"2026-06-08T00:49:51","guid":{"rendered":"https:\/\/trieuminh.com\/?p=2406"},"modified":"2026-06-08T00:52:03","modified_gmt":"2026-06-08T00:52:03","slug":"huong-dan-van-hanh-tu-dien-phan-phoi","status":"publish","type":"post","link":"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/","title":{"rendered":"H\u01af\u1edaNG D\u1eaaN V\u1eacN H\u00c0NH T\u1ee6 \u0110I\u1ec6N PH\u00c2N PH\u1ed0I"},"content":{"rendered":"<h1><span class=\"ez-toc-section\" id=\"Huong_Dan_Van_Hanh_Tu_Dien_Phan_Phoi_DB_Chi_Tiet_An_Toan_Va_Hieu_Qua\"><\/span>H\u01b0\u1edbng D\u1eabn V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i (DB) Chi Ti\u1ebft, An To\u00e0n V\u00e0 Hi\u1ec7u Qu\u1ea3<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"1_Tu_Dien_Phan_Phoi_DB_La_Gi\"><\/span>1. T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i (DB) L\u00e0 G\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">T\u1ee7 \u0111i\u1ec7n ph\u00e2n ph\u1ed1i (Distribution Board \u2013 DB) l\u00e0 thi\u1ebft b\u1ecb trung t\u00e2m trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n h\u1ea1 th\u1ebf, c\u00f3 nhi\u1ec7m v\u1ee5 ti\u1ebfp nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n t\u1eeb t\u1ee7 \u0111i\u1ec7n t\u1ed5ng MSB, m\u00e1y bi\u1ebfn \u00e1p ho\u1eb7c m\u00e1y ph\u00e1t \u0111i\u1ec7n d\u1ef1 ph\u00f2ng, sau \u0111\u00f3 ph\u00e2n ph\u1ed1i \u0111i\u1ec7n n\u0103ng \u0111\u1ebfn t\u1eebng khu v\u1ef1c, t\u1eebng t\u1ea7ng ho\u1eb7c t\u1eebng nh\u00f3m ph\u1ee5 t\u1ea3i trong c\u00f4ng tr\u00ecnh th\u00f4ng qua c\u00e1c thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft v\u00e0 b\u1ea3o v\u1ec7 chuy\u00ean d\u1ee5ng.<\/p>\n<p class=\"isSelectedEnd\">Trong c\u00e1c t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng, trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i, kh\u00e1ch s\u1ea1n, nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t, b\u1ec7nh vi\u1ec7n ho\u1eb7c khu d\u00e2n c\u01b0, t\u1ee7 \u0111i\u1ec7n DB \u0111\u01b0\u1ee3c xem l\u00e0 m\u1eaft x\u00edch quan tr\u1ecdng gi\u00fap \u0111\u1ea3m b\u1ea3o \u0111i\u1ec7n n\u0103ng \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i \u1ed5n \u0111\u1ecbnh, li\u00ean t\u1ee5c v\u00e0 an to\u00e0n \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng \u0111i\u1ec7n.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Huong_Dan_Van_Hanh_Tu_Dien_Phan_Phoi_DB_Chi_Tiet_An_Toan_Va_Hieu_Qua\" >H\u01b0\u1edbng D\u1eabn V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i (DB) Chi Ti\u1ebft, An To\u00e0n V\u00e0 Hi\u1ec7u Qu\u1ea3<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#1_Tu_Dien_Phan_Phoi_DB_La_Gi\" >1. T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i (DB) L\u00e0 G\u00ec?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#2_Cau_Tao_Co_Ban_Cua_Tu_Dien_DB\" >2. C\u1ea5u T\u1ea1o C\u01a1 B\u1ea3n C\u1ee7a T\u1ee7 \u0110i\u1ec7n DB<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#21_MCCB_Tong\" >2.1 MCCB T\u1ed5ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#22_MCB_Nhanh\" >2.2 MCB Nh\u00e1nh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#23_Thanh_Cai_Busbar\" >2.3 Thanh C\u00e1i (Busbar)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#24_Dong_Ho_Do_Dien_Da_Nang\" >2.4 \u0110\u1ed3ng H\u1ed3 \u0110o \u0110i\u1ec7n \u0110a N\u0103ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#25_Den_Bao_Pha\" >2.5 \u0110\u00e8n B\u00e1o Pha<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#3_Tai_Sao_Can_Tuan_Thu_Quy_Trinh_Van_Hanh_Tu_Dien_DB\" >3. T\u1ea1i Sao C\u1ea7n Tu\u00e2n Th\u1ee7 Quy Tr\u00ecnh V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n DB?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#4_Cong_Tac_Chuan_Bi_Truoc_Khi_Van_Hanh_Tu_Dien\" >4. C\u00f4ng T\u00e1c Chu\u1ea9n B\u1ecb Tr\u01b0\u1edbc Khi V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#41_Kiem_Tra_Nhan_Su_Van_Hanh\" >4.1 Ki\u1ec3m Tra Nh\u00e2n S\u1ef1 V\u1eadn H\u00e0nh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#42_Trang_Bi_Day_Du_Bao_Ho_Lao_Dong\" >4.2 Trang B\u1ecb \u0110\u1ea7y \u0110\u1ee7 B\u1ea3o H\u1ed9 Lao \u0110\u1ed9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#43_Kiem_Tra_Dieu_Kien_Moi_Truong\" >4.3 Ki\u1ec3m Tra \u0110i\u1ec1u Ki\u1ec7n M\u00f4i Tr\u01b0\u1eddng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#5_Quy_Trinh_Kiem_Tra_Ky_Thuat_Truoc_Khi_Dong_Dien\" >5. Quy Tr\u00ecnh Ki\u1ec3m Tra K\u1ef9 Thu\u1eadt Tr\u01b0\u1edbc Khi \u0110\u00f3ng \u0110i\u1ec7n<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#51_Kiem_Tra_Dien_Tro_Cach_Dien\" >5.1 Ki\u1ec3m Tra \u0110i\u1ec7n Tr\u1edf C\u00e1ch \u0110i\u1ec7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#52_Kiem_Tra_Thong_Mach\" >5.2 Ki\u1ec3m Tra Th\u00f4ng M\u1ea1ch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#53_Kiem_Tra_Dien_Ap\" >5.3 Ki\u1ec3m Tra \u0110i\u1ec7n \u00c1p<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#6_Quy_Trinh_Dong_Dien_Va_Van_Hanh_Tu_Dien_Phan_Phoi_DB\" >6. Quy Tr\u00ecnh \u0110\u00f3ng \u0110i\u1ec7n V\u00e0 V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i DB<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_1_Kiem_Tra_Tinh_Trang_MCCB_Va_MCB\" >B\u01b0\u1edbc 1: Ki\u1ec3m Tra T\u00ecnh Tr\u1ea1ng MCCB V\u00e0 MCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_2_Cap_Nguon_Dau_Vao_Tu_Dien\" >B\u01b0\u1edbc 2: C\u1ea5p Ngu\u1ed3n \u0110\u1ea7u V\u00e0o T\u1ee7 \u0110i\u1ec7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_3_Kiem_Tra_Den_Bao_Pha\" >B\u01b0\u1edbc 3: Ki\u1ec3m Tra \u0110\u00e8n B\u00e1o Pha<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_4_Kiem_Tra_Cac_Thong_So_Tren_Dong_Ho_Do_Dien\" >B\u01b0\u1edbc 4: Ki\u1ec3m Tra C\u00e1c Th\u00f4ng S\u1ed1 Tr\u00ean \u0110\u1ed3ng H\u1ed3 \u0110o \u0110i\u1ec7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_5_Dong_MCCB_Tong\" >B\u01b0\u1edbc 5: \u0110\u00f3ng MCCB T\u1ed5ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_6_Dong_Cac_MCCB_Va_MCB_Nhanh\" >B\u01b0\u1edbc 6: \u0110\u00f3ng C\u00e1c MCCB V\u00e0 MCB Nh\u00e1nh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#7_Cong_Tac_Theo_Doi_Trong_Qua_Trinh_Van_Hanh\" >7. C\u00f4ng T\u00e1c Theo D\u00f5i Trong Qu\u00e1 Tr\u00ecnh V\u1eadn H\u00e0nh<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Theo_Doi_Nhiet_Do_Thiet_Bi\" >Theo D\u00f5i Nhi\u1ec7t \u0110\u1ed9 Thi\u1ebft B\u1ecb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Theo_Doi_Dong_Dien_Tai\" >Theo D\u00f5i D\u00f2ng \u0110i\u1ec7n T\u1ea3i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Theo_Doi_Tieng_On_Va_Rung_Dong\" >Theo D\u00f5i Ti\u1ebfng \u1ed2n V\u00e0 Rung \u0110\u1ed9ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#8_Huong_Dan_Van_Hanh_Tu_Dien_Chieu_Sang\" >8. H\u01b0\u1edbng D\u1eabn V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Chi\u1ebfu S\u00e1ng<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Che_Do_MAN_Van_Hanh_Bang_Tay\" >Ch\u1ebf \u0110\u1ed9 MAN (V\u1eadn H\u00e0nh B\u1eb1ng Tay)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Che_Do_AUTO_Van_Hanh_Tu_Dong\" >Ch\u1ebf \u0110\u1ed9 AUTO (V\u1eadn H\u00e0nh T\u1ef1 \u0110\u1ed9ng)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#9_Ke_Hoach_Kiem_Tra_Dinh_Ky_Tu_Dien_Phan_Phoi_DB\" >9. K\u1ebf Ho\u1ea1ch Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3 T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i DB<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Kiem_Tra_Hang_Ngay\" >Ki\u1ec3m Tra H\u00e0ng Ng\u00e0y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Kiem_Tra_Hang_Tuan\" >Ki\u1ec3m Tra H\u00e0ng Tu\u1ea7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Kiem_Tra_Hang_Thang\" >Ki\u1ec3m Tra H\u00e0ng Th\u00e1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Kiem_Tra_Dinh_Ky_6_Thang\" >Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3 6 Th\u00e1ng<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#10_Quy_Trinh_Bao_Tri_Tu_Dien_Phan_Phoi\" >10. Quy Tr\u00ecnh B\u1ea3o Tr\u00ec T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_1_Co_Lap_Nguon_Dien\" >B\u01b0\u1edbc 1: C\u00f4 L\u1eadp Ngu\u1ed3n \u0110i\u1ec7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_2_Ve_Sinh_Tu_Dien\" >B\u01b0\u1edbc 2: V\u1ec7 Sinh T\u1ee7 \u0110i\u1ec7n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_3_Kiem_Tra_Thanh_Cai\" >B\u01b0\u1edbc 3: Ki\u1ec3m Tra Thanh C\u00e1i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Buoc_4_Kiem_Tra_He_Thong_Dau_Noi\" >B\u01b0\u1edbc 4: Ki\u1ec3m Tra H\u1ec7 Th\u1ed1ng \u0110\u1ea5u N\u1ed1i<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#11_Huong_Dan_Xu_Ly_Cac_Su_Co_Thuong_Gap\" >11. H\u01b0\u1edbng D\u1eabn X\u1eed L\u00fd C\u00e1c S\u1ef1 C\u1ed1 Th\u01b0\u1eddng G\u1eb7p<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Su_Co_Ngan_Mach\" >S\u1ef1 C\u1ed1 Ng\u1eafn M\u1ea1ch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Su_Co_Qua_Tai\" >S\u1ef1 C\u1ed1 Qu\u00e1 T\u1ea3i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Su_Co_Mat_Pha\" >S\u1ef1 C\u1ed1 M\u1ea5t Pha<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#12_Huong_Dan_Kiem_Tra_Cac_Thiet_Bi_Ben_Trong_Tu_Dien\" >12. H\u01b0\u1edbng D\u1eabn Ki\u1ec3m Tra C\u00e1c Thi\u1ebft B\u1ecb B\u00ean Trong T\u1ee7 \u0110i\u1ec7n<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#MCCB\" >MCCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#MCB\" >MCB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Contactor\" >Contactor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Relay_Nhiet\" >Relay Nhi\u1ec7t<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Timer_24H\" >Timer 24H<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#13_Nhung_Luu_Y_Quan_Trong_Khi_Van_Hanh_Tu_Dien_DB\" >13. Nh\u1eefng L\u01b0u \u00dd Quan Tr\u1ecdng Khi V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n DB<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-53\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#14_Cau_Hoi_Thuong_Gap\" >14. C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-54\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Bao_lau_nen_bao_tri_tu_dien_DB_mot_lan\" >Bao l\u00e2u n\u00ean b\u1ea3o tr\u00ec t\u1ee7 \u0111i\u1ec7n DB m\u1ed9t l\u1ea7n?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-55\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Tai_sao_dau_cap_trong_tu_dien_thuong_bi_nong\" >T\u1ea1i sao \u0111\u1ea7u c\u00e1p trong t\u1ee7 \u0111i\u1ec7n th\u01b0\u1eddng b\u1ecb n\u00f3ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-56\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Co_nen_su_dung_camera_nhiet_de_kiem_tra_tu_dien_khong\" >C\u00f3 n\u00ean s\u1eed d\u1ee5ng camera nhi\u1ec7t \u0111\u1ec3 ki\u1ec3m tra t\u1ee7 \u0111i\u1ec7n kh\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-57\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Ket_Luan\" >K\u1ebft Lu\u1eadn<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-58\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#TAI_FILE_HUONG_DAN_VAN_HANH_TU_DIEN_PHAN_PHOI_DB\" >T\u1ea2I FILE H\u01af\u1edaNG D\u1eaaN V\u1eacN H\u00c0NH T\u1ee6 \u0110I\u1ec6N PH\u00c2N PH\u1ed0I (DB)<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-59\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#HUONG_DAN_VAN_HANH_TU_DIEN_PHAN_PHOI\" >H\u01af\u1edaNG D\u1eaaN V\u1eacN H\u00c0NH T\u1ee6 \u0110I\u1ec6N PH\u00c2N PH\u1ed0I<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-60\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#13_Lien_He\" >13. Li\u00ean H\u1ec7<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-61\" href=\"https:\/\/trieuminh.com\/en\/huong-dan-van-hanh-tu-dien-phan-phoi\/#Xem_them\" >More<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"isSelectedEnd\">Ngo\u00e0i ch\u1ee9c n\u0103ng ph\u00e2n ph\u1ed1i ngu\u1ed3n \u0111i\u1ec7n, t\u1ee7 DB c\u00f2n \u0111\u1ea3m nh\u1eadn nhi\u1ec1u nhi\u1ec7m v\u1ee5 quan tr\u1ecdng kh\u00e1c nh\u01b0:<\/p>\n<ul data-spread=\"true\">\n<li>B\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n tr\u01b0\u1edbc c\u00e1c s\u1ef1 c\u1ed1 nguy hi\u1ec3m nh\u01b0 ng\u1eafn m\u1ea1ch, qu\u00e1 t\u1ea3i, m\u1ea5t pha, ch\u1ea1m ch\u1eadp ho\u1eb7c r\u00f2 \u0111i\u1ec7n c\u00f3 th\u1ec3 g\u00e2y h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn an to\u00e0n v\u1eadn h\u00e0nh c\u1ee7a to\u00e0n b\u1ed9 c\u00f4ng tr\u00ecnh.<\/li>\n<li>C\u00f4 l\u1eadp nhanh c\u00e1c khu v\u1ef1c g\u1eb7p s\u1ef1 c\u1ed1 \u0111\u1ec3 gi\u1ea3m thi\u1ec3u ph\u1ea1m vi m\u1ea5t \u0111i\u1ec7n, \u0111\u1ed3ng th\u1eddi t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho c\u00f4ng t\u00e1c ki\u1ec3m tra, s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng.<\/li>\n<li>Theo d\u00f5i c\u00e1c th\u00f4ng s\u1ed1 v\u1eadn h\u00e0nh th\u00f4ng qua \u0111\u1ed3ng h\u1ed3 \u0111o \u0111i\u1ec7n \u0111a n\u0103ng, gi\u00fap k\u1ef9 thu\u1eadt vi\u00ean \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n \u0111i\u1ec7n v\u00e0 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li>H\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3 b\u1eb1ng c\u00e1ch ph\u00e2n chia ph\u1ee5 t\u1ea3i th\u00e0nh nhi\u1ec1u nh\u00e1nh ri\u00eang bi\u1ec7t, t\u1eeb \u0111\u00f3 d\u1ec5 d\u00e0ng ki\u1ec3m so\u00e1t m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng c\u1ee7a t\u1eebng khu v\u1ef1c.<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Theo t\u00e0i li\u1ec7u v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng, t\u1ee7 \u0111i\u1ec7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u1ea5p b\u1ea3o v\u1ec7 IP43, k\u1ebft c\u1ea5u d\u1ea1ng Form 2B, s\u1eed d\u1ee5ng ngu\u1ed3n \u0111i\u1ec7n 3 pha 4 d\u00e2y 400\/230V \u2013 50Hz v\u00e0 \u0111\u01b0\u1ee3c s\u01a1n ho\u00e0n thi\u1ec7n theo ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n c\u0169ng nh\u01b0 kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh trong th\u1eddi gian d\u00e0i.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2407\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/huong-dan-van-hanh-tu-dien-phan-phoi.png\" alt=\"\" width=\"944\" height=\"629\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/huong-dan-van-hanh-tu-dien-phan-phoi.png 825w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/huong-dan-van-hanh-tu-dien-phan-phoi-768x512.png 768w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/huong-dan-van-hanh-tu-dien-phan-phoi-18x12.png 18w\" sizes=\"auto, (max-width: 944px) 100vw, 944px\" \/><\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"2_Cau_Tao_Co_Ban_Cua_Tu_Dien_DB\"><\/span>2. C\u1ea5u T\u1ea1o C\u01a1 B\u1ea3n C\u1ee7a T\u1ee7 \u0110i\u1ec7n DB<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">M\u1eb7c d\u00f9 k\u00edch th\u01b0\u1edbc v\u00e0 c\u1ea5u h\u00ecnh c\u1ee7a m\u1ed7i t\u1ee7 \u0111i\u1ec7n c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y theo quy m\u00f4 c\u00f4ng tr\u00ecnh, tuy nhi\u00ean h\u1ea7u h\u1ebft c\u00e1c t\u1ee7 DB \u0111\u1ec1u bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh sau \u0111\u00e2y.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"21_MCCB_Tong\"><\/span>2.1 MCCB T\u1ed5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">MCCB (Molded Case Circuit Breaker) l\u00e0 thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft ch\u00ednh c\u1ee7a t\u1ee7 \u0111i\u1ec7n.<\/p>\n<p class=\"isSelectedEnd\">Thi\u1ebft b\u1ecb n\u00e0y c\u00f3 ch\u1ee9c n\u0103ng:<\/p>\n<ul data-spread=\"true\">\n<li>\u0110\u00f3ng c\u1eaft to\u00e0n b\u1ed9 ngu\u1ed3n \u0111i\u1ec7n c\u1ea5p cho t\u1ee7 khi th\u1ef1c hi\u1ec7n v\u1eadn h\u00e0nh, b\u1ea3o tr\u00ec ho\u1eb7c x\u1eed l\u00fd s\u1ef1 c\u1ed1.<\/li>\n<li>B\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng tr\u01b0\u1edbc c\u00e1c d\u00f2ng ng\u1eafn m\u1ea1ch l\u1edbn c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y h\u01b0 h\u1ecfng thanh c\u00e1i, c\u00e1p \u0111i\u1ec7n v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i.<\/li>\n<li>B\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i k\u00e9o d\u00e0i th\u00f4ng qua b\u1ed9 b\u1ea3o v\u1ec7 nhi\u1ec7t ho\u1eb7c b\u1ed9 b\u1ea3o v\u1ec7 \u0111i\u1ec7n t\u1eed \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong MCCB.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"22_MCB_Nhanh\"><\/span>2.2 MCB Nh\u00e1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">MCB \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u1eebng tuy\u1ebfn ph\u1ee5 t\u1ea3i ri\u00eang bi\u1ec7t.<\/p>\n<p class=\"isSelectedEnd\">C\u00e1c nh\u00e1nh \u0111i\u1ec7n chi\u1ebfu s\u00e1ng, \u1ed5 c\u1eafm, \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, qu\u1ea1t th\u00f4ng gi\u00f3, b\u01a1m n\u01b0\u1edbc ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb c\u01a1 \u0111i\u1ec7n kh\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi c\u00e1c MCB ri\u00eang nh\u1eb1m h\u1ea1n ch\u1ebf \u1ea3nh h\u01b0\u1edfng lan truy\u1ec1n khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"23_Thanh_Cai_Busbar\"><\/span>2.3 Thanh C\u00e1i (Busbar)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Thanh c\u00e1i l\u00e0 b\u1ed9 ph\u1eadn d\u1eabn \u0111i\u1ec7n ch\u00ednh b\u00ean trong t\u1ee7 \u0111i\u1ec7n.<\/p>\n<p class=\"isSelectedEnd\">Nhi\u1ec7m v\u1ee5 c\u1ee7a thanh c\u00e1i l\u00e0 ph\u00e2n ph\u1ed1i ngu\u1ed3n \u0111i\u1ec7n t\u1eeb MCCB t\u1ed5ng \u0111\u1ebfn to\u00e0n b\u1ed9 c\u00e1c MCCB ho\u1eb7c MCB nh\u00e1nh v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu d\u00f2ng \u0111i\u1ec7n l\u1edbn v\u00e0 t\u1ed5n th\u1ea5t \u0111i\u1ec7n n\u0103ng th\u1ea5p.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"24_Dong_Ho_Do_Dien_Da_Nang\"><\/span>2.4 \u0110\u1ed3ng H\u1ed3 \u0110o \u0110i\u1ec7n \u0110a N\u0103ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u0110\u1ed3ng h\u1ed3 Multimeter ho\u1eb7c Power Meter \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u0111\u1ec3 gi\u00e1m s\u00e1t c\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng nh\u01b0:<\/p>\n<ul data-spread=\"true\">\n<li>\u0110i\u1ec7n \u00e1p gi\u1eefa c\u00e1c pha v\u00e0 \u0111i\u1ec7n \u00e1p pha trung t\u00ednh nh\u1eb1m \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n \u0111i\u1ec7n c\u1ea5p v\u00e0o h\u1ec7 th\u1ed1ng.<\/li>\n<li>D\u00f2ng \u0111i\u1ec7n c\u1ee7a t\u1eebng pha \u0111\u1ec3 ph\u00e1t hi\u1ec7n t\u00ecnh tr\u1ea1ng l\u1ec7ch pha ho\u1eb7c qu\u00e1 t\u1ea3i c\u1ee5c b\u1ed9 tr\u00ean h\u1ec7 th\u1ed1ng.<\/li>\n<li>C\u00f4ng su\u1ea5t t\u00e1c d\u1ee5ng, c\u00f4ng su\u1ea5t ph\u1ea3n kh\u00e1ng v\u00e0 c\u00f4ng su\u1ea5t bi\u1ec3u ki\u1ebfn ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd n\u0103ng l\u01b0\u1ee3ng.<\/li>\n<li>T\u1ea7n s\u1ed1 v\u00e0 h\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t gi\u00fap \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh c\u1ee7a l\u01b0\u1edbi \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"25_Den_Bao_Pha\"><\/span>2.5 \u0110\u00e8n B\u00e1o Pha<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u0110\u00e8n b\u00e1o pha gi\u00fap ng\u01b0\u1eddi v\u1eadn h\u00e0nh nh\u1eadn bi\u1ebft nhanh t\u00ecnh tr\u1ea1ng ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o.<\/p>\n<p class=\"isSelectedEnd\">Khi c\u1ea3 ba \u0111\u00e8n b\u00e1o pha \u0111\u1ec1u s\u00e1ng \u1ed5n \u0111\u1ecbnh, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y ngu\u1ed3n \u0111i\u1ec7n \u0111ang \u0111\u01b0\u1ee3c c\u1ea5p \u0111\u1ea7y \u0111\u1ee7 v\u00e0 h\u1ec7 th\u1ed1ng s\u1eb5n s\u00e0ng v\u1eadn h\u00e0nh.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"3_Tai_Sao_Can_Tuan_Thu_Quy_Trinh_Van_Hanh_Tu_Dien_DB\"><\/span>3. T\u1ea1i Sao C\u1ea7n Tu\u00e2n Th\u1ee7 Quy Tr\u00ecnh V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n DB?<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Nhi\u1ec1u s\u1ef1 c\u1ed1 \u0111i\u1ec7n nghi\u00eam tr\u1ecdng trong th\u1ef1c t\u1ebf kh\u00f4ng xu\u1ea5t ph\u00e1t t\u1eeb ch\u1ea5t l\u01b0\u1ee3ng thi\u1ebft b\u1ecb m\u00e0 b\u1eaft ngu\u1ed3n t\u1eeb c\u00e1c thao t\u00e1c v\u1eadn h\u00e0nh kh\u00f4ng \u0111\u00fang quy tr\u00ecnh.<\/p>\n<p class=\"isSelectedEnd\">Vi\u1ec7c tu\u00e2n th\u1ee7 quy tr\u00ecnh v\u1eadn h\u00e0nh gi\u00fap mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch quan tr\u1ecdng nh\u01b0:<\/p>\n<ul data-spread=\"true\">\n<li>H\u1ea1n ch\u1ebf t\u1ed1i \u0111a nguy c\u01a1 ch\u00e1y n\u1ed5 do thao t\u00e1c \u0111\u00f3ng c\u1eaft sai th\u1ee9 t\u1ef1 ho\u1eb7c c\u1ea5p \u0111i\u1ec7n khi h\u1ec7 th\u1ed1ng ch\u01b0a \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c \u0111i\u1ec1u ki\u1ec7n an to\u00e0n.<\/li>\n<li>K\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a MCCB, MCB, contactor, thanh c\u00e1i v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n kh\u00e1c b\u1eb1ng c\u00e1ch gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a h\u1ed3 quang \u0111i\u1ec7n v\u00e0 d\u00f2ng kh\u1edfi \u0111\u1ed9ng l\u1edbn.<\/li>\n<li>Ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng nh\u01b0 suy gi\u1ea3m c\u00e1ch \u0111i\u1ec7n, \u0111\u1ea7u n\u1ed1i b\u1ecb l\u1ecfng, ph\u00e1t nhi\u1ec7t c\u1ee5c b\u1ed9 ho\u1eb7c ph\u1ee5 t\u1ea3i v\u1eadn h\u00e0nh v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t thi\u1ebft k\u1ebf.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o ngu\u1ed3n \u0111i\u1ec7n cung c\u1ea5p \u1ed5n \u0111\u1ecbnh cho to\u00e0n b\u1ed9 c\u00f4ng tr\u00ecnh, tr\u00e1nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng s\u1ea3n xu\u1ea5t, kinh doanh ho\u1eb7c sinh ho\u1ea1t c\u1ee7a ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"4_Cong_Tac_Chuan_Bi_Truoc_Khi_Van_Hanh_Tu_Dien\"><\/span>4. C\u00f4ng T\u00e1c Chu\u1ea9n B\u1ecb Tr\u01b0\u1edbc Khi V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Tr\u01b0\u1edbc khi \u0111\u00f3ng \u0111i\u1ec7n, k\u1ef9 thu\u1eadt vi\u00ean c\u1ea7n th\u1ef1c hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra nh\u1eb1m \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng \u1edf tr\u1ea1ng th\u00e1i an to\u00e0n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"41_Kiem_Tra_Nhan_Su_Van_Hanh\"><\/span>4.1 Ki\u1ec3m Tra Nh\u00e2n S\u1ef1 V\u1eadn H\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n v\u1eadn h\u00e0nh ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n<ul data-spread=\"true\">\n<li>\u0110\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o chuy\u00ean m\u00f4n v\u1ec1 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n c\u00f4ng nghi\u1ec7p v\u00e0 hi\u1ec3u r\u00f5 s\u01a1 \u0111\u1ed3 nguy\u00ean l\u00fd c\u1ee7a t\u1ee7 \u0111i\u1ec7n \u0111ang qu\u1ea3n l\u00fd.<\/li>\n<li>N\u1eafm v\u1eefng quy tr\u00ecnh an to\u00e0n \u0111i\u1ec7n, quy tr\u00ecnh kh\u00f3a li\u00ean \u0111\u1ed9ng v\u00e0 quy tr\u00ecnh c\u00f4 l\u1eadp ngu\u1ed3n \u0111i\u1ec7n tr\u01b0\u1edbc khi s\u1eeda ch\u1eefa.<\/li>\n<li>C\u00f3 kh\u1ea3 n\u0103ng nh\u1eadn bi\u1ebft c\u00e1c nguy c\u01a1 ti\u1ec1m \u1ea9n nh\u01b0 qu\u00e1 t\u1ea3i, m\u1ea5t pha, r\u00f2 \u0111i\u1ec7n ho\u1eb7c ph\u00e1t nhi\u1ec7t b\u1ea5t th\u01b0\u1eddng trong t\u1ee7 \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"42_Trang_Bi_Day_Du_Bao_Ho_Lao_Dong\"><\/span>4.2 Trang B\u1ecb \u0110\u1ea7y \u0110\u1ee7 B\u1ea3o H\u1ed9 Lao \u0110\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">C\u00e1c trang b\u1ecb b\u1ea3o h\u1ed9 c\u1ea7n thi\u1ebft bao g\u1ed3m:<\/p>\n<ul data-spread=\"true\">\n<li>Qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9 ch\u1ed1ng ch\u00e1y h\u1ed3 quang \u0111i\u1ec7n ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c c\u00f3 nguy c\u01a1 ti\u1ebfp x\u00fac \u0111i\u1ec7n n\u0103ng cao.<\/li>\n<li>G\u0103ng tay c\u00e1ch \u0111i\u1ec7n \u0111\u1ea1t ti\u00eau chu\u1ea9n nh\u1eb1m gi\u1ea3m nguy c\u01a1 \u0111i\u1ec7n gi\u1eadt trong qu\u00e1 tr\u00ecnh thao t\u00e1c.<\/li>\n<li>Gi\u00e0y b\u1ea3o h\u1ed9 c\u00e1ch \u0111i\u1ec7n c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u01a1n tr\u01b0\u1ee3t v\u00e0 ch\u1ed1ng ph\u00f3ng \u0111i\u1ec7n t\u1eeb m\u1eb7t \u0111\u1ea5t.<\/li>\n<li>K\u00ednh b\u1ea3o h\u1ed9 gi\u00fap b\u1ea3o v\u1ec7 m\u1eaft kh\u1ecfi b\u1ee5i b\u1ea9n, tia l\u1eeda \u0111i\u1ec7n ho\u1eb7c c\u00e1c m\u1ea3nh v\u1ee1 ph\u00e1t sinh khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"43_Kiem_Tra_Dieu_Kien_Moi_Truong\"><\/span>4.3 Ki\u1ec3m Tra \u0110i\u1ec1u Ki\u1ec7n M\u00f4i Tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n ki\u1ec3m tra k\u1ef9:<\/p>\n<ul data-spread=\"true\">\n<li>Khu v\u1ef1c \u0111\u1eb7t t\u1ee7 \u0111i\u1ec7n c\u00f3 kh\u00f4 r\u00e1o, th\u00f4ng tho\u00e1ng v\u00e0 kh\u00f4ng b\u1ecb ng\u1eadp n\u01b0\u1edbc ho\u1eb7c \u0111\u1ecdng h\u01a1i \u1ea9m b\u00ean trong hay kh\u00f4ng.<\/li>\n<li>C\u00f3 xu\u1ea5t hi\u1ec7n d\u1ea5u hi\u1ec7u c\u00f4n tr\u00f9ng, chu\u1ed9t ho\u1eb7c v\u1eadt l\u1ea1 x\u00e2m nh\u1eadp v\u00e0o t\u1ee7 \u0111i\u1ec7n l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng hay kh\u00f4ng.<\/li>\n<li>C\u00e1c c\u1eeda t\u1ee7, kh\u00f3a t\u1ee7, gio\u0103ng ch\u1ed1ng b\u1ee5i v\u00e0 ch\u1ed1ng n\u01b0\u1edbc c\u00f2n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t hay kh\u00f4ng.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2229\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/HUONG-DAN-THIET-KE-TU-DIEN-HA-THE.png\" alt=\"PH\u01af\u01a0NG PH\u00c1P THI\u1ebeT K\u1ebe T\u1ee6 \u0110I\u1ec6N H\u1ea0 TH\u1ebe\" width=\"900\" height=\"600\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/HUONG-DAN-THIET-KE-TU-DIEN-HA-THE.png 900w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/HUONG-DAN-THIET-KE-TU-DIEN-HA-THE-768x512.png 768w, https:\/\/trieuminh.com\/wp-content\/uploads\/2026\/06\/HUONG-DAN-THIET-KE-TU-DIEN-HA-THE-18x12.png 18w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1><span class=\"ez-toc-section\" id=\"5_Quy_Trinh_Kiem_Tra_Ky_Thuat_Truoc_Khi_Dong_Dien\"><\/span>5. Quy Tr\u00ecnh Ki\u1ec3m Tra K\u1ef9 Thu\u1eadt Tr\u01b0\u1edbc Khi \u0110\u00f3ng \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"51_Kiem_Tra_Dien_Tro_Cach_Dien\"><\/span>5.1 Ki\u1ec3m Tra \u0110i\u1ec7n Tr\u1edf C\u00e1ch \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u0110\u00e2y l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng nh\u1ea5t tr\u01b0\u1edbc khi v\u1eadn h\u00e0nh.<\/p>\n<p class=\"isSelectedEnd\">Theo h\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt, \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n c\u1ee7a h\u1ec7 th\u1ed1ng ph\u1ea3i \u0111\u1ea1t t\u1ed1i thi\u1ec3u:<\/p>\n<p class=\"isSelectedEnd\">Rcd \u2265 5 M\u03a9<\/p>\n<p class=\"isSelectedEnd\">Vi\u1ec7c \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n gi\u00fap:<\/p>\n<ul data-spread=\"true\">\n<li>\u0110\u00e1nh gi\u00e1 t\u00ecnh tr\u1ea1ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a d\u00e2y d\u1eabn, thi\u1ebft b\u1ecb v\u00e0 ph\u1ee5 ki\u1ec7n \u0111i\u1ec7n.<\/li>\n<li>Ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c \u0111i\u1ec3m r\u00f2 \u0111i\u1ec7n ho\u1eb7c suy gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng l\u1edbp c\u00e1ch \u0111i\u1ec7n do tu\u1ed5i th\u1ecd ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li>Ng\u0103n ng\u1eeba nguy c\u01a1 ch\u1ea1m ch\u1eadp, ph\u00f3ng \u0111i\u1ec7n ho\u1eb7c ch\u00e1y n\u1ed5 khi c\u1ea5p ngu\u1ed3n v\u1eadn h\u00e0nh.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"52_Kiem_Tra_Thong_Mach\"><\/span>5.2 Ki\u1ec3m Tra Th\u00f4ng M\u1ea1ch<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">C\u00f4ng t\u00e1c ki\u1ec3m tra th\u00f4ng m\u1ea1ch nh\u1eb1m x\u00e1c nh\u1eadn r\u1eb1ng:<\/p>\n<ul data-spread=\"true\">\n<li>To\u00e0n b\u1ed9 d\u00e2y d\u1eabn \u0111ang \u1edf tr\u1ea1ng th\u00e1i li\u00ean t\u1ee5c v\u00e0 kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ee9t ng\u1ea7m tr\u00ean tuy\u1ebfn c\u00e1p.<\/li>\n<li>C\u00e1c \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u00fang theo b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf v\u00e0 kh\u00f4ng x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ea5u nh\u1ea7m pha.<\/li>\n<li>H\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i \u0111\u1ea7y \u0111\u1ee7, li\u00ean t\u1ee5c v\u00e0 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 khi x\u1ea3y ra s\u1ef1 c\u1ed1 \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"53_Kiem_Tra_Dien_Ap\"><\/span>5.3 Ki\u1ec3m Tra \u0110i\u1ec7n \u00c1p<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Ti\u1ebfn h\u00e0nh \u0111o \u0111i\u1ec7n \u00e1p gi\u1eefa:<\/p>\n<ul data-spread=\"true\">\n<li>Pha A v\u00e0 pha B.<\/li>\n<li>Pha B v\u00e0 pha C.<\/li>\n<li>Pha C v\u00e0 pha A.<\/li>\n<li>T\u1eebng pha v\u1edbi d\u00e2y trung t\u00ednh.<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">C\u00e1c gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c ph\u1ea3i n\u1eb1m trong gi\u1edbi h\u1ea1n cho ph\u00e9p c\u1ee7a thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng v\u00e0 kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng m\u1ea5t pha ho\u1eb7c l\u1ec7ch pha b\u1ea5t th\u01b0\u1eddng.<\/p>\n<p>(C\u00f2n ti\u1ebfp \u0111\u1ebfn c\u00e1c m\u1ee5c 6 \u2192 12 v\u1edbi ph\u1ea7n v\u1eadn h\u00e0nh MCCB, MCB, x\u1eed l\u00fd s\u1ef1 c\u1ed1, k\u1ebf ho\u1ea1ch b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3, checklist ki\u1ec3m tra v\u00e0 FAQ \u0111\u1ec3 ho\u00e0n thi\u1ec7n b\u00e0i 3.500 t\u1eeb chu\u1ea9n SEO.)<\/p>\n<h1><span class=\"ez-toc-section\" id=\"6_Quy_Trinh_Dong_Dien_Va_Van_Hanh_Tu_Dien_Phan_Phoi_DB\"><\/span>6. Quy Tr\u00ecnh \u0110\u00f3ng \u0110i\u1ec7n V\u00e0 V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i DB<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Sau khi ho\u00e0n th\u00e0nh to\u00e0n b\u1ed9 c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra an to\u00e0n v\u00e0 x\u00e1c nh\u1eadn h\u1ec7 th\u1ed1ng \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh, k\u1ef9 thu\u1eadt vi\u00ean c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh \u0111\u00f3ng \u0111i\u1ec7n theo \u0111\u00fang tr\u00ecnh t\u1ef1 quy \u0111\u1ecbnh. Vi\u1ec7c th\u1ef1c hi\u1ec7n \u0111\u00fang th\u1ee9 t\u1ef1 kh\u00f4ng ch\u1ec9 gi\u00fap h\u1ea1n ch\u1ebf c\u00e1c t\u00e1c \u0111\u1ed9ng c\u1ee7a d\u00f2ng kh\u1edfi \u0111\u1ed9ng m\u00e0 c\u00f2n gi\u1ea3m thi\u1ec3u nguy c\u01a1 ph\u00e1t sinh h\u1ed3 quang \u0111i\u1ec7n ho\u1eb7c s\u1ef1 c\u1ed1 lan truy\u1ec1n trong h\u1ec7 th\u1ed1ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_1_Kiem_Tra_Tinh_Trang_MCCB_Va_MCB\"><\/span>B\u01b0\u1edbc 1: Ki\u1ec3m Tra T\u00ecnh Tr\u1ea1ng MCCB V\u00e0 MCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Tr\u01b0\u1edbc khi c\u1ea5p ngu\u1ed3n cho t\u1ee7 \u0111i\u1ec7n, c\u1ea7n ki\u1ec3m tra to\u00e0n b\u1ed9 MCCB v\u00e0 MCB b\u00ean trong t\u1ee7 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c thi\u1ebft b\u1ecb \u0111ang \u1edf tr\u1ea1ng th\u00e1i ph\u00f9 h\u1ee3p v\u1edbi k\u1ebf ho\u1ea1ch v\u1eadn h\u00e0nh.<\/p>\n<p class=\"isSelectedEnd\">C\u00e1c n\u1ed9i dung c\u1ea7n ki\u1ec3m tra bao g\u1ed3m:<\/p>\n<ul data-spread=\"true\">\n<li>Ki\u1ec3m tra c\u1ea7n g\u1ea1t MCCB t\u1ed5ng, MCCB nh\u00e1nh v\u00e0 c\u00e1c MCB \u0111\u1ea7u ra nh\u1eb1m \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 thi\u1ebft b\u1ecb n\u00e0o \u0111ang \u1edf tr\u1ea1ng th\u00e1i Trip do s\u1ef1 c\u1ed1 qu\u00e1 t\u1ea3i ho\u1eb7c ng\u1eafn m\u1ea1ch t\u1eeb l\u1ea7n v\u1eadn h\u00e0nh tr\u01b0\u1edbc nh\u01b0ng ch\u01b0a \u0111\u01b0\u1ee3c x\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3.<\/li>\n<li>Quan s\u00e1t b\u1eb1ng m\u1eaft th\u01b0\u1eddng to\u00e0n b\u1ed9 th\u00e2n thi\u1ebft b\u1ecb nh\u1eb1m ph\u00e1t hi\u1ec7n c\u00e1c d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng nh\u01b0 n\u1ee9t v\u1ee1 v\u1ecf c\u00e1ch \u0111i\u1ec7n, \u0111\u1ed5i m\u00e0u do ph\u00e1t nhi\u1ec7t k\u00e9o d\u00e0i, xu\u1ea5t hi\u1ec7n m\u00f9i kh\u00e9t ho\u1eb7c d\u1ea5u v\u1ebft h\u1ed3 quang \u0111i\u1ec7n t\u1ea1i c\u00e1c c\u1ef1c \u0111\u1ea5u n\u1ed1i.<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ed9 ch\u1eafc ch\u1eafn c\u1ee7a c\u00e1c \u0111\u1ea7u c\u1ed1t \u0111\u1ea5u n\u1ed1i v\u00e0o MCCB v\u00e0 MCB nh\u1eb1m \u0111\u1ea3m b\u1ea3o kh\u00f4ng xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng l\u1ecfng \u0111\u1ea7u c\u00e1p, nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn ph\u00e1t nhi\u1ec7t v\u00e0 ch\u00e1y thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_2_Cap_Nguon_Dau_Vao_Tu_Dien\"><\/span>B\u01b0\u1edbc 2: C\u1ea5p Ngu\u1ed3n \u0110\u1ea7u V\u00e0o T\u1ee7 \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Ngu\u1ed3n \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea5p \u0111\u1ebfn \u0111\u1ea7u v\u00e0o c\u1ee7a MCCB t\u1ed5ng th\u00f4ng qua h\u1ec7 th\u1ed1ng c\u00e1p ngu\u1ed3n t\u1eeb t\u1ee7 \u0111i\u1ec7n t\u1ed5ng ho\u1eb7c m\u00e1y bi\u1ebfn \u00e1p.<\/p>\n<p class=\"isSelectedEnd\">Khi th\u1ef1c hi\u1ec7n b\u01b0\u1edbc n\u00e0y c\u1ea7n:<\/p>\n<ul data-spread=\"true\">\n<li>X\u00e1c nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o \u0111\u00e3 \u1ed5n \u0111\u1ecbnh v\u1ec1 \u0111i\u1ec7n \u00e1p, t\u1ea7n s\u1ed1 v\u00e0 th\u1ee9 t\u1ef1 pha theo \u0111\u00fang thi\u1ebft k\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n c\u00f4ng tr\u00ecnh.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 nh\u00e2n s\u1ef1 \u0111ang th\u1ef1c hi\u1ec7n c\u00f4ng t\u00e1c b\u1ea3o tr\u00ec, ki\u1ec3m tra ho\u1eb7c s\u1eeda ch\u1eefa tr\u00ean c\u00e1c tuy\u1ebfn ph\u1ee5 t\u1ea3i \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n t\u1eeb t\u1ee7 DB.<\/li>\n<li>Ki\u1ec3m tra l\u1ea1i bi\u1ec3n c\u1ea3nh b\u00e1o, kh\u00f3a li\u00ean \u0111\u1ed9ng v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p c\u00f4 l\u1eadp ngu\u1ed3n \u0111\u00e3 \u0111\u01b0\u1ee3c g\u1ee1 b\u1ecf ho\u00e0n to\u00e0n tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh \u0111\u00f3ng \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_3_Kiem_Tra_Den_Bao_Pha\"><\/span>B\u01b0\u1edbc 3: Ki\u1ec3m Tra \u0110\u00e8n B\u00e1o Pha<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Sau khi c\u00f3 ngu\u1ed3n c\u1ea5p v\u00e0o t\u1ee7 \u0111i\u1ec7n, c\u1ea7n quan s\u00e1t h\u1ec7 th\u1ed1ng \u0111\u00e8n b\u00e1o pha \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t tr\u00ean c\u1eeda t\u1ee7.<\/p>\n<p class=\"isSelectedEnd\">N\u1ebfu h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng:<\/p>\n<ul data-spread=\"true\">\n<li>\u0110\u00e8n b\u00e1o pha R, S, T s\u1ebd s\u00e1ng \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng nh\u1ea5p nh\u00e1y b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li>M\u00e0u s\u1eafc hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng gi\u00fap ng\u01b0\u1eddi v\u1eadn h\u00e0nh d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh t\u00ecnh tr\u1ea1ng ngu\u1ed3n \u0111i\u1ec7n ngay t\u1eeb b\u00ean ngo\u00e0i m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf c\u1eeda t\u1ee7.<\/li>\n<li>Trong tr\u01b0\u1eddng h\u1ee3p m\u1ed9t ho\u1eb7c nhi\u1ec1u \u0111\u00e8n b\u00e1o pha kh\u00f4ng s\u00e1ng, c\u1ea7n d\u1eebng qu\u00e1 tr\u00ecnh \u0111\u00f3ng \u0111i\u1ec7n \u0111\u1ec3 ki\u1ec3m tra nguy\u00ean nh\u00e2n m\u1ea5t pha ho\u1eb7c l\u1ed7i m\u1ea1ch t\u00edn hi\u1ec7u tr\u01b0\u1edbc khi ti\u1ebfp t\u1ee5c v\u1eadn h\u00e0nh.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_4_Kiem_Tra_Cac_Thong_So_Tren_Dong_Ho_Do_Dien\"><\/span>B\u01b0\u1edbc 4: Ki\u1ec3m Tra C\u00e1c Th\u00f4ng S\u1ed1 Tr\u00ean \u0110\u1ed3ng H\u1ed3 \u0110o \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u0110\u1ed3ng h\u1ed3 Multimeter ho\u1eb7c Power Meter \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/p>\n<p class=\"isSelectedEnd\">K\u1ef9 thu\u1eadt vi\u00ean c\u1ea7n theo d\u00f5i c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0:<\/p>\n<ul data-spread=\"true\">\n<li>\u0110i\u1ec7n \u00e1p gi\u1eefa c\u00e1c pha v\u00e0 \u0111i\u1ec7n \u00e1p pha trung t\u00ednh nh\u1eb1m x\u00e1c nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n \u0111ang n\u1eb1m trong gi\u1edbi h\u1ea1n v\u1eadn h\u00e0nh cho ph\u00e9p c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li>D\u00f2ng \u0111i\u1ec7n tr\u00ean t\u1eebng pha \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 c\u00e2n b\u1eb1ng t\u1ea3i v\u00e0 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch pha c\u00f3 th\u1ec3 g\u00e2y n\u00f3ng d\u00e2y d\u1eabn ho\u1eb7c gi\u1ea3m tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb.<\/li>\n<li>T\u1ea7n s\u1ed1 ngu\u1ed3n \u0111i\u1ec7n nh\u1eb1m \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng \u0111ang ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang v\u1edbi ti\u00eau chu\u1ea9n thi\u1ebft k\u1ebf 50Hz.<\/li>\n<li>H\u1ec7 s\u1ed1 c\u00f4ng su\u1ea5t v\u00e0 c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng \u0111i\u1ec7n n\u0103ng c\u1ee7a c\u00f4ng tr\u00ecnh.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_5_Dong_MCCB_Tong\"><\/span>B\u01b0\u1edbc 5: \u0110\u00f3ng MCCB T\u1ed5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Sau khi x\u00e1c nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o \u1ed5n \u0111\u1ecbnh, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ti\u1ebfn h\u00e0nh \u0111\u00f3ng MCCB t\u1ed5ng.<\/p>\n<p class=\"isSelectedEnd\">Qu\u00e1 tr\u00ecnh thao t\u00e1c c\u1ea7n th\u1ef1c hi\u1ec7n d\u1ee9t kho\u00e1t v\u00e0 \u0111\u00fang k\u1ef9 thu\u1eadt nh\u1eb1m tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng h\u1ed3 quang ph\u00e1t sinh trong th\u1eddi \u0111i\u1ec3m \u0111\u00f3ng \u0111i\u1ec7n.<\/p>\n<p class=\"isSelectedEnd\">Khi MCCB \u0111\u01b0\u1ee3c \u0111\u00f3ng th\u00e0nh c\u00f4ng:<\/p>\n<ul data-spread=\"true\">\n<li>Thanh c\u00e1i ch\u00ednh c\u1ee7a t\u1ee7 \u0111i\u1ec7n s\u1ebd \u0111\u01b0\u1ee3c c\u1ea5p \u0111i\u1ec7n.<\/li>\n<li>\u0110\u1ed3ng h\u1ed3 \u0111o \u0111i\u1ec7n s\u1ebd hi\u1ec3n th\u1ecb \u0111\u1ea7y \u0111\u1ee7 c\u00e1c th\u00f4ng s\u1ed1 v\u1eadn h\u00e0nh.<\/li>\n<li>C\u00e1c m\u1ea1ch \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00e1c nh\u00e1nh ph\u1ee5 t\u1ea3i s\u1eb5n s\u00e0ng \u0111\u01b0\u1ee3c c\u1ea5p ngu\u1ed3n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_6_Dong_Cac_MCCB_Va_MCB_Nhanh\"><\/span>B\u01b0\u1edbc 6: \u0110\u00f3ng C\u00e1c MCCB V\u00e0 MCB Nh\u00e1nh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u0110\u00e2y l\u00e0 b\u01b0\u1edbc \u0111\u01b0a \u0111i\u1ec7n n\u0103ng \u0111\u1ebfn c\u00e1c ph\u1ee5 t\u1ea3i s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf.<\/p>\n<p class=\"isSelectedEnd\">Vi\u1ec7c \u0111\u00f3ng \u0111i\u1ec7n n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n l\u1ea7n l\u01b0\u1ee3t t\u1eeb c\u00e1c ph\u1ee5 t\u1ea3i quan tr\u1ecdng \u0111\u1ebfn c\u00e1c ph\u1ee5 t\u1ea3i th\u00f4ng th\u01b0\u1eddng nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a d\u00f2ng kh\u1edfi \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi gi\u00fap k\u1ef9 thu\u1eadt vi\u00ean d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n n\u1ebfu xu\u1ea5t hi\u1ec7n s\u1ef1 c\u1ed1 trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/p>\n<p class=\"isSelectedEnd\">\u0110\u1ed1i v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh l\u1edbn, n\u00ean th\u1ef1c hi\u1ec7n vi\u1ec7c \u0111\u00f3ng \u0111i\u1ec7n theo t\u1eebng khu v\u1ef1c, t\u1eebng t\u1ea7ng ho\u1eb7c t\u1eebng nh\u00f3m ph\u1ee5 t\u1ea3i \u0111\u1ec3 h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng s\u1ee5t \u00e1p \u0111\u1ed9t ng\u1ed9t tr\u00ean to\u00e0n h\u1ec7 th\u1ed1ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-451\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2021\/07\/tu-msb2.jpg\" alt=\"\" width=\"825\" height=\"619\" \/><\/p>\n<h1><span class=\"ez-toc-section\" id=\"7_Cong_Tac_Theo_Doi_Trong_Qua_Trinh_Van_Hanh\"><\/span>7. C\u00f4ng T\u00e1c Theo D\u00f5i Trong Qu\u00e1 Tr\u00ecnh V\u1eadn H\u00e0nh<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Sau khi h\u1ec7 th\u1ed1ng \u0111i v\u00e0o ho\u1ea1t \u0111\u1ed9ng, c\u00f4ng vi\u1ec7c c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf vi\u1ec7c \u0111\u00f3ng \u0111i\u1ec7n m\u00e0 c\u00f2n ph\u1ea3i th\u01b0\u1eddng xuy\u00ean theo d\u00f5i t\u00ecnh tr\u1ea1ng l\u00e0m vi\u1ec7c c\u1ee7a t\u1ee7 \u0111i\u1ec7n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Theo_Doi_Nhiet_Do_Thiet_Bi\"><\/span>Theo D\u00f5i Nhi\u1ec7t \u0110\u1ed9 Thi\u1ebft B\u1ecb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Nhi\u1ec7t \u0111\u1ed9 l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ec9 s\u1ed1 ph\u1ea3n \u00e1nh ch\u00ednh x\u00e1c nh\u1ea5t t\u00ecnh tr\u1ea1ng v\u1eadn h\u00e0nh c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/p>\n<p class=\"isSelectedEnd\">C\u1ea7n th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra:<\/p>\n<ul data-spread=\"true\">\n<li>Nhi\u1ec7t \u0111\u1ed9 t\u1ea1i c\u00e1c \u0111\u1ea7u c\u00e1p \u0111\u1ed9ng l\u1ef1c c\u00f3 d\u00f2ng \u0111i\u1ec7n l\u1edbn v\u00ec \u0111\u00e2y l\u00e0 v\u1ecb tr\u00ed d\u1ec5 x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng ti\u1ebfp x\u00fac k\u00e9m d\u1eabn \u0111\u1ebfn ph\u00e1t nhi\u1ec7t c\u1ee5c b\u1ed9.<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 thanh c\u00e1i \u0111\u1ed3ng ho\u1eb7c thanh c\u00e1i nh\u00f4m nh\u1eb1m ph\u00e1t hi\u1ec7n c\u00e1c \u0111i\u1ec3m n\u1ed1i kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt.<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 MCCB, MCB, contactor v\u00e0 relay b\u1ea3o v\u1ec7 \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 mang t\u1ea3i c\u1ee7a thi\u1ebft b\u1ecb.<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 b\u00ean trong t\u1ee7 \u0111i\u1ec7n, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c khu v\u1ef1c c\u00f3 m\u00f4i tr\u01b0\u1eddng n\u00f3ng ho\u1eb7c th\u00f4ng gi\u00f3 h\u1ea1n ch\u1ebf.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Theo_Doi_Dong_Dien_Tai\"><\/span>Theo D\u00f5i D\u00f2ng \u0110i\u1ec7n T\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">Vi\u1ec7c ghi nh\u1eadn d\u00f2ng \u0111i\u1ec7n v\u1eadn h\u00e0nh \u0111\u1ecbnh k\u1ef3 gi\u00fap \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng mang t\u1ea3i c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<p class=\"isSelectedEnd\">C\u00e1c n\u1ed9i dung c\u1ea7n theo d\u00f5i bao g\u1ed3m:<\/p>\n<ul data-spread=\"true\">\n<li>D\u00f2ng \u0111i\u1ec7n c\u1ee7a t\u1eebng pha nh\u1eb1m ph\u00e1t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch t\u1ea3i k\u00e9o d\u00e0i c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd d\u00e2y d\u1eabn v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n.<\/li>\n<li>D\u00f2ng \u0111i\u1ec7n c\u1ef1c \u0111\u1ea1i xu\u1ea5t hi\u1ec7n trong gi\u1edd cao \u0111i\u1ec3m \u0111\u1ec3 ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng ph\u1ee5 t\u1ea3i trong t\u01b0\u01a1ng lai.<\/li>\n<li>Xu h\u01b0\u1edbng t\u0103ng d\u00f2ng \u0111i\u1ec7n theo th\u1eddi gian nh\u1eb1m ph\u00e1t hi\u1ec7n c\u00e1c ph\u1ee5 t\u1ea3i \u0111ang v\u1eadn h\u00e0nh v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t thi\u1ebft k\u1ebf.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Theo_Doi_Tieng_On_Va_Rung_Dong\"><\/span>Theo D\u00f5i Ti\u1ebfng \u1ed2n V\u00e0 Rung \u0110\u1ed9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">M\u1ed9t t\u1ee7 \u0111i\u1ec7n v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng th\u01b0\u1eddng ch\u1ec9 ph\u00e1t ra ti\u1ebfng \u1ed3n r\u1ea5t nh\u1ecf.<\/p>\n<p class=\"isSelectedEnd\">N\u1ebfu xu\u1ea5t hi\u1ec7n c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng nh\u01b0:<\/p>\n<ul data-spread=\"true\">\n<li>Ti\u1ebfng \u00f9 l\u1edbn t\u1eeb contactor ho\u1eb7c cu\u1ed9n h\u00fat.<\/li>\n<li>Ti\u1ebfng n\u1ed5 l\u00e1ch t\u00e1ch t\u1ea1i c\u00e1c \u0111\u1ea7u n\u1ed1i \u0111i\u1ec7n.<\/li>\n<li>Rung \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng t\u1eeb thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft.<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Th\u00ec c\u1ea7n ki\u1ec3m tra ngay \u0111\u1ec3 tr\u00e1nh nguy c\u01a1 s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng x\u1ea3y ra trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh li\u00ean t\u1ee5c.<\/p>\n<h1><span class=\"ez-toc-section\" id=\"8_Huong_Dan_Van_Hanh_Tu_Dien_Chieu_Sang\"><\/span>8. H\u01b0\u1edbng D\u1eabn V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Chi\u1ebfu S\u00e1ng<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p class=\"isSelectedEnd\">Ngo\u00e0i t\u1ee7 \u0111i\u1ec7n \u0111\u1ed9ng l\u1ef1c, nhi\u1ec1u c\u00f4ng tr\u00ecnh c\u00f2n s\u1eed d\u1ee5ng t\u1ee7 \u0111i\u1ec7n chi\u1ebfu s\u00e1ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p ch\u1ebf \u0111\u1ed9 v\u1eadn h\u00e0nh b\u1eb1ng tay v\u00e0 t\u1ef1 \u0111\u1ed9ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Che_Do_MAN_Van_Hanh_Bang_Tay\"><\/span>Ch\u1ebf \u0110\u1ed9 MAN (V\u1eadn H\u00e0nh B\u1eb1ng Tay)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u1ede ch\u1ebf \u0111\u1ed9 n\u00e0y, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng.<\/p>\n<p class=\"isSelectedEnd\">C\u00e1c \u01b0u \u0111i\u1ec3m bao g\u1ed3m:<\/p>\n<ul data-spread=\"true\">\n<li>Ph\u00f9 h\u1ee3p trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra, b\u1ea3o tr\u00ec ho\u1eb7c ch\u1ea1y th\u1eed h\u1ec7 th\u1ed1ng tr\u01b0\u1edbc khi b\u00e0n giao c\u00f4ng tr\u00ecnh.<\/li>\n<li>Cho ph\u00e9p b\u1eadt ho\u1eb7c t\u1eaft h\u1ec7 th\u1ed1ng ngay l\u1eadp t\u1ee9c m\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o ch\u01b0\u01a1ng tr\u00ecnh c\u00e0i \u0111\u1eb7t c\u1ee7a b\u1ed9 h\u1eb9n gi\u1edd.<\/li>\n<li>H\u1ed7 tr\u1ee3 x\u1eed l\u00fd c\u00e1c t\u00ecnh hu\u1ed1ng \u0111\u1eb7c bi\u1ec7t khi c\u1ea7n chi\u1ebfu s\u00e1ng ngo\u00e0i khung gi\u1edd v\u1eadn h\u00e0nh th\u00f4ng th\u01b0\u1eddng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Che_Do_AUTO_Van_Hanh_Tu_Dong\"><\/span>Ch\u1ebf \u0110\u1ed9 AUTO (V\u1eadn H\u00e0nh T\u1ef1 \u0110\u1ed9ng)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p class=\"isSelectedEnd\">\u0110\u00e2y l\u00e0 ch\u1ebf \u0111\u1ed9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t trong th\u1ef1c t\u1ebf.<\/p>\n<p class=\"isSelectedEnd\">Khi chuy\u1ec3n c\u00f4ng t\u1eafc sang v\u1ecb tr\u00ed AUTO:<\/p>\n<ul data-spread=\"true\">\n<li>H\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng s\u1ebd \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n th\u00f4ng qua Timer 24 gi\u1edd \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh s\u1eb5n.<\/li>\n<li>C\u00e1c \u0111\u00e8n chi\u1ebfu s\u00e1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng b\u1eadt v\u00e0 t\u1eaft theo l\u1ecbch tr\u00ecnh gi\u00fap ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng v\u00e0 gi\u1ea3m s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o thao t\u00e1c th\u1ee7 c\u00f4ng c\u1ee7a nh\u00e2n vi\u00ean v\u1eadn h\u00e0nh.<\/li>\n<li>Vi\u1ec7c qu\u1ea3n l\u00fd th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng tr\u1edf n\u00ean ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh c\u00f3 quy m\u00f4 l\u1edbn.<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"9_Ke_Hoach_Kiem_Tra_Dinh_Ky_Tu_Dien_Phan_Phoi_DB\"><\/span>9. K\u1ebf Ho\u1ea1ch Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3 T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i DB<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>Vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 \u0111\u00f3ng vai tr\u00f2 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng \u0111i\u1ec7n. Tr\u00ean th\u1ef1c t\u1ebf, ph\u1ea7n l\u1edbn c\u00e1c s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng \u0111\u1ec1u xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng nh\u1ecf nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n v\u00e0 x\u1eed l\u00fd k\u1ecbp th\u1eddi trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean.<\/p>\n<p>M\u1ed9t k\u1ebf ho\u1ea1ch ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 khoa h\u1ecdc s\u1ebd gi\u00fap doanh nghi\u1ec7p gi\u1ea3m thi\u1ec3u nguy c\u01a1 m\u1ea5t \u0111i\u1ec7n \u0111\u1ed9t xu\u1ea5t, h\u1ea1n ch\u1ebf chi ph\u00ed s\u1eeda ch\u1eefa ph\u00e1t sinh v\u00e0 n\u00e2ng cao tu\u1ed5i th\u1ecd c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Kiem_Tra_Hang_Ngay\"><\/span>Ki\u1ec3m Tra H\u00e0ng Ng\u00e0y<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f4ng t\u00e1c ki\u1ec3m tra h\u00e0ng ng\u00e0y ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o vi\u1ec7c quan s\u00e1t tr\u1ef1c quan v\u00e0 \u0111\u00e1nh gi\u00e1 nhanh t\u00ecnh tr\u1ea1ng v\u1eadn h\u00e0nh c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n<p>C\u00e1c n\u1ed9i dung c\u1ea7n th\u1ef1c hi\u1ec7n bao g\u1ed3m:<\/p>\n<ul>\n<li>Quan s\u00e1t t\u1ed5ng th\u1ec3 b\u00ean ngo\u00e0i t\u1ee7 \u0111i\u1ec7n nh\u1eb1m ph\u00e1t hi\u1ec7n c\u00e1c d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng nh\u01b0 c\u1eeda t\u1ee7 b\u1ecb h\u1edf, kh\u00f3a t\u1ee7 b\u1ecb h\u01b0 h\u1ecfng, n\u01b0\u1edbc th\u1ea5m v\u00e0o t\u1ee7 ho\u1eb7c xu\u1ea5t hi\u1ec7n c\u00e1c t\u00e1c \u0111\u1ed9ng c\u01a1 h\u1ecdc t\u1eeb b\u00ean ngo\u00e0i c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 an to\u00e0n c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li>Ki\u1ec3m tra t\u00ecnh tr\u1ea1ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a \u0111\u00e8n b\u00e1o pha, \u0111\u00e8n b\u00e1o ngu\u1ed3n, \u0111\u00e8n b\u00e1o l\u1ed7i v\u00e0 c\u00e1c thi\u1ebft b\u1ecb hi\u1ec3n th\u1ecb nh\u1eb1m \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft nhanh tr\u1ea1ng th\u00e1i l\u00e0m vi\u1ec7c c\u1ee7a t\u1ee7 \u0111i\u1ec7n.<\/li>\n<li>Theo d\u00f5i c\u00e1c th\u00f4ng s\u1ed1 \u0111i\u1ec7n \u00e1p, d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u00f4ng su\u1ea5t tr\u00ean \u0111\u1ed3ng h\u1ed3 \u0111o \u0111i\u1ec7n \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u qu\u00e1 t\u1ea3i ho\u1eb7c m\u1ea5t c\u00e2n b\u1eb1ng pha.<\/li>\n<li>Ki\u1ec3m tra m\u00f9i b\u1ea5t th\u01b0\u1eddng ph\u00e1t sinh t\u1eeb b\u00ean trong t\u1ee7 \u0111i\u1ec7n nh\u01b0 m\u00f9i nh\u1ef1a ch\u00e1y, m\u00f9i c\u00e1ch \u0111i\u1ec7n b\u1ecb qu\u00e1 nhi\u1ec7t ho\u1eb7c m\u00f9i kh\u00e9t t\u1eeb c\u00e1c \u0111\u1ea7u n\u1ed1i \u0111i\u1ec7n nh\u1eb1m ng\u0103n ch\u1eb7n nguy c\u01a1 ch\u00e1y n\u1ed5 t\u1eeb giai \u0111o\u1ea1n s\u1edbm.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Kiem_Tra_Hang_Tuan\"><\/span>Ki\u1ec3m Tra H\u00e0ng Tu\u1ea7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ngo\u00e0i c\u00e1c n\u1ed9i dung ki\u1ec3m tra h\u00e0ng ng\u00e0y, k\u1ef9 thu\u1eadt vi\u00ean c\u1ea7n th\u1ef1c hi\u1ec7n th\u00eam c\u00e1c h\u1ea1ng m\u1ee5c chuy\u00ean s\u00e2u h\u01a1n.<\/p>\n<p>C\u00e1c c\u00f4ng vi\u1ec7c n\u00ean th\u1ef1c hi\u1ec7n g\u1ed3m:<\/p>\n<ul>\n<li>\u0110o d\u00f2ng \u0111i\u1ec7n th\u1ef1c t\u1ebf tr\u00ean t\u1eebng pha b\u1eb1ng ampe k\u00ecm \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ph\u00e2n b\u1ed1 t\u1ea3i c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 ph\u00e1t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng l\u1ec7ch pha k\u00e9o d\u00e0i.<\/li>\n<li>Ki\u1ec3m tra t\u00ecnh tr\u1ea1ng rung \u0111\u1ed9ng c\u1ee7a contactor, relay v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft \u0111ang ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c trong h\u1ec7 th\u1ed1ng.<\/li>\n<li>Ki\u1ec3m tra h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 b\u00ean trong ph\u00f2ng \u0111i\u1ec7n nh\u1eb1m \u0111\u1ea3m b\u1ea3o nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng lu\u00f4n n\u1eb1m trong gi\u1edbi h\u1ea1n cho ph\u00e9p c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb.<\/li>\n<li>Quan s\u00e1t c\u00e1c \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i \u0111\u1ea7u c\u00e1p \u0111\u1ed9ng l\u1ef1c \u0111\u1ec3 ph\u00e1t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ed5i m\u00e0u, oxy h\u00f3a ho\u1eb7c ph\u00e1t nhi\u1ec7t b\u1ea5t th\u01b0\u1eddng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Kiem_Tra_Hang_Thang\"><\/span>Ki\u1ec3m Tra H\u00e0ng Th\u00e1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u00e2y l\u00e0 \u0111\u1ee3t ki\u1ec3m tra mang t\u00ednh \u0111\u00e1nh gi\u00e1 t\u1ed5ng th\u1ec3.<\/p>\n<p>N\u1ed9i dung th\u1ef1c hi\u1ec7n bao g\u1ed3m:<\/p>\n<ul>\n<li>V\u1ec7 sinh b\u1ee5i b\u1ea9n b\u00ean ngo\u00e0i v\u00e0 b\u00ean trong t\u1ee7 \u0111i\u1ec7n b\u1eb1ng c\u00e1c d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng nh\u1eb1m tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng b\u1ee5i t\u00edch t\u1ee5 l\u00e0m suy gi\u1ea3m kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n c\u1ee7a thi\u1ebft b\u1ecb.<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t c\u1ee7a c\u00e1c \u0111\u1ea7u c\u1ed1t, thanh c\u00e1i v\u00e0 \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i nh\u1eb1m h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng ph\u00e1t nhi\u1ec7t do ti\u1ebfp x\u00fac \u0111i\u1ec7n kh\u00f4ng t\u1ed1t.<\/li>\n<li>\u0110o nhi\u1ec7t \u0111\u1ed9 c\u00e1c thi\u1ebft b\u1ecb ch\u00ednh b\u1eb1ng camera nhi\u1ec7t ho\u1eb7c nhi\u1ec7t k\u1ebf h\u1ed3ng ngo\u1ea1i \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c \u0111i\u1ec3m n\u00f3ng ti\u1ec1m \u1ea9n tr\u01b0\u1edbc khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li>\n<li>Ki\u1ec3m tra kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 nh\u01b0 MCCB, MCB, relay nhi\u1ec7t ho\u1eb7c relay b\u1ea3o v\u1ec7 nh\u1eb1m \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng lu\u00f4n s\u1eb5n s\u00e0ng x\u1eed l\u00fd khi x\u1ea3y ra b\u1ea5t th\u01b0\u1eddng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Kiem_Tra_Dinh_Ky_6_Thang\"><\/span>Ki\u1ec3m Tra \u0110\u1ecbnh K\u1ef3 6 Th\u00e1ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u00e2y l\u00e0 \u0111\u1ee3t ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec quan tr\u1ecdng nh\u1ea5t trong n\u0103m.<\/p>\n<p>C\u00e1c c\u00f4ng vi\u1ec7c c\u1ea7n th\u1ef1c hi\u1ec7n g\u1ed3m:<\/p>\n<ul>\n<li>Ng\u1eaft ho\u00e0n to\u00e0n ngu\u1ed3n \u0111i\u1ec7n v\u00e0 ti\u1ebfn h\u00e0nh v\u1ec7 sinh t\u1ed5ng th\u1ec3 to\u00e0n b\u1ed9 b\u00ean trong t\u1ee7 \u0111i\u1ec7n, bao g\u1ed3m thanh c\u00e1i, MCCB, MCB, contactor, relay v\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<li>Si\u1ebft l\u1ea1i to\u00e0n b\u1ed9 bu l\u00f4ng, \u0111ai \u1ed1c v\u00e0 \u0111\u1ea7u c\u1ed1t b\u1eb1ng l\u1ef1c si\u1ebft ph\u00f9 h\u1ee3p theo khuy\u1ebfn c\u00e1o c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t nh\u1eb1m \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng ti\u1ebfp x\u00fac \u0111i\u1ec7n.<\/li>\n<li>\u0110o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng d\u00e2y d\u1eabn, thi\u1ebft b\u1ecb \u0111i\u1ec7n v\u00e0 thanh c\u00e1i nh\u1eb1m \u0111\u00e1nh gi\u00e1 t\u00ecnh tr\u1ea1ng l\u00e3o h\u00f3a c\u1ee7a v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n.<\/li>\n<li>Ki\u1ec3m tra h\u1ec7 th\u1ed1ng ti\u1ebfp \u0111\u1ecba, \u0111o \u0111i\u1ec7n tr\u1edf n\u1ed1i \u0111\u1ea5t v\u00e0 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7 ch\u1ed1ng \u0111i\u1ec7n gi\u1eadt c\u1ee7a c\u00f4ng tr\u00ecnh.<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"10_Quy_Trinh_Bao_Tri_Tu_Dien_Phan_Phoi\"><\/span>10. Quy Tr\u00ecnh B\u1ea3o Tr\u00ec T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>B\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 kh\u00f4ng ch\u1ec9 gi\u00fap duy tr\u00ec kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 th\u1ed1ng m\u00e0 c\u00f2n gi\u00fap ph\u00e1t hi\u1ec7n s\u1edbm nh\u1eefng h\u01b0 h\u1ecfng ti\u1ec1m \u1ea9n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng trong t\u01b0\u01a1ng lai.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_1_Co_Lap_Nguon_Dien\"><\/span>B\u01b0\u1edbc 1: C\u00f4 L\u1eadp Ngu\u1ed3n \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n b\u1ea5t k\u1ef3 c\u00f4ng t\u00e1c b\u1ea3o tr\u00ec n\u00e0o, c\u1ea7n:<\/p>\n<ul>\n<li>Ng\u1eaft to\u00e0n b\u1ed9 ngu\u1ed3n \u0111i\u1ec7n c\u1ea5p v\u00e0o t\u1ee7 \u0111i\u1ec7n b\u1eb1ng MCCB ho\u1eb7c ACB \u0111\u1ea7u ngu\u1ed3n nh\u1eb1m \u0111\u1ea3m b\u1ea3o tuy\u1ec7t \u0111\u1ed1i an to\u00e0n cho nh\u00e2n s\u1ef1 th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c.<\/li>\n<li>Treo bi\u1ec3n c\u1ea3nh b\u00e1o v\u00e0 th\u1ef1c hi\u1ec7n quy tr\u00ecnh Lockout Tagout (LOTO) \u0111\u1ec3 ng\u0103n ng\u1eeba vi\u1ec7c \u0111\u00f3ng \u0111i\u1ec7n ngo\u00e0i \u00fd mu\u1ed1n trong th\u1eddi gian b\u1ea3o tr\u00ec.<\/li>\n<li>Ki\u1ec3m tra x\u00e1c nh\u1eadn kh\u00f4ng c\u00f2n \u0111i\u1ec7n \u00e1p t\u1ed3n d\u01b0 trong h\u1ec7 th\u1ed1ng b\u1eb1ng thi\u1ebft b\u1ecb \u0111o chuy\u00ean d\u1ee5ng tr\u01b0\u1edbc khi ti\u1ebfp x\u00fac v\u1edbi c\u00e1c ph\u1ea7n t\u1eed d\u1eabn \u0111i\u1ec7n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_2_Ve_Sinh_Tu_Dien\"><\/span>B\u01b0\u1edbc 2: V\u1ec7 Sinh T\u1ee7 \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f4ng t\u00e1c v\u1ec7 sinh c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n c\u1ea9n th\u1eadn nh\u1eb1m tr\u00e1nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft b\u1ecb.<\/p>\n<p>C\u00e1c n\u1ed9i dung bao g\u1ed3m:<\/p>\n<ul>\n<li>L\u00e0m s\u1ea1ch b\u1ee5i b\u1ea9n b\u00e1m tr\u00ean b\u1ec1 m\u1eb7t MCCB, MCB, relay, contactor v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111o l\u01b0\u1eddng nh\u1eb1m n\u00e2ng cao kh\u1ea3 n\u0103ng t\u1ea3n nhi\u1ec7t v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb.<\/li>\n<li>H\u00fat s\u1ea1ch b\u1ee5i b\u1ea9n t\u1ea1i c\u00e1c khe th\u00f4ng gi\u00f3, g\u00f3c khu\u1ea5t v\u00e0 khu v\u1ef1c ph\u00eda sau thanh c\u00e1i nh\u1eb1m ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng t\u00edch t\u1ee5 h\u01a1i \u1ea9m v\u00e0 b\u1ee5i d\u1eabn \u0111i\u1ec7n.<\/li>\n<li>Ki\u1ec3m tra c\u00e1c d\u1ea5u hi\u1ec7u c\u00f4n tr\u00f9ng ho\u1eb7c \u0111\u1ed9ng v\u1eadt nh\u1ecf x\u00e2m nh\u1eadp v\u00e0o t\u1ee7 \u0111i\u1ec7n v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ng\u0103n ch\u1eb7n ph\u00f9 h\u1ee3p.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_3_Kiem_Tra_Thanh_Cai\"><\/span>B\u01b0\u1edbc 3: Ki\u1ec3m Tra Thanh C\u00e1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Thanh c\u00e1i l\u00e0 b\u1ed9 ph\u1eadn mang d\u00f2ng \u0111i\u1ec7n l\u1edbn nh\u1ea5t trong t\u1ee7 \u0111i\u1ec7n.<\/p>\n<p>C\u1ea7n ki\u1ec3m tra:<\/p>\n<ul>\n<li>M\u00e0u s\u1eafc b\u1ec1 m\u1eb7t thanh c\u00e1i c\u00f3 xu\u1ea5t hi\u1ec7n d\u1ea5u hi\u1ec7u \u0111\u1ed5i m\u00e0u do qu\u00e1 nhi\u1ec7t hay kh\u00f4ng.<\/li>\n<li>L\u1edbp s\u01a1n c\u00e1ch \u0111i\u1ec7n c\u00f3 b\u1ecb bong tr\u00f3c, n\u1ee9t v\u1ee1 ho\u1eb7c suy gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng sau th\u1eddi gian d\u00e0i s\u1eed d\u1ee5ng hay kh\u00f4ng.<\/li>\n<li>C\u00e1c \u0111i\u1ec3m li\u00ean k\u1ebft gi\u1eefa c\u00e1c \u0111o\u1ea1n thanh c\u00e1i c\u00f3 d\u1ea5u hi\u1ec7u ph\u00e1t nhi\u1ec7t ho\u1eb7c bi\u1ebfn d\u1ea1ng c\u01a1 h\u1ecdc hay kh\u00f4ng.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Buoc_4_Kiem_Tra_He_Thong_Dau_Noi\"><\/span>B\u01b0\u1edbc 4: Ki\u1ec3m Tra H\u1ec7 Th\u1ed1ng \u0110\u1ea5u N\u1ed1i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00e1c \u0111\u1ea7u n\u1ed1i \u0111i\u1ec7n th\u01b0\u1eddng l\u00e0 v\u1ecb tr\u00ed d\u1ec5 ph\u00e1t sinh s\u1ef1 c\u1ed1 nh\u1ea5t trong t\u1ee7 \u0111i\u1ec7n.<\/p>\n<p>Do \u0111\u00f3 c\u1ea7n:<\/p>\n<ul>\n<li>Ki\u1ec3m tra \u0111\u1ed9 ch\u1eb7t c\u1ee7a t\u1ea5t c\u1ea3 \u0111\u1ea7u c\u1ed1t v\u00e0 bu l\u00f4ng \u0111\u1ea5u n\u1ed1i b\u1eb1ng d\u1ee5ng c\u1ee5 chuy\u00ean d\u1ee5ng.<\/li>\n<li>Ki\u1ec3m tra hi\u1ec7n t\u01b0\u1ee3ng oxy h\u00f3a, ch\u00e1y s\u00e9m ho\u1eb7c bi\u1ebfn m\u00e0u t\u1ea1i c\u00e1c \u0111i\u1ec3m ti\u1ebfp x\u00fac \u0111i\u1ec7n.<\/li>\n<li>Thay th\u1ebf ngay c\u00e1c \u0111\u1ea7u c\u1ed1t ho\u1eb7c ph\u1ee5 ki\u1ec7n \u0111\u1ea5u n\u1ed1i b\u1ecb h\u01b0 h\u1ecfng nh\u1eb1m \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"11_Huong_Dan_Xu_Ly_Cac_Su_Co_Thuong_Gap\"><\/span>11. H\u01b0\u1edbng D\u1eabn X\u1eed L\u00fd C\u00e1c S\u1ef1 C\u1ed1 Th\u01b0\u1eddng G\u1eb7p<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"Su_Co_Ngan_Mach\"><\/span>S\u1ef1 C\u1ed1 Ng\u1eafn M\u1ea1ch<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u00e2y l\u00e0 s\u1ef1 c\u1ed1 nguy hi\u1ec3m nh\u1ea5t trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n.<\/p>\n<p>D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft g\u1ed3m:<\/p>\n<ul>\n<li>MCCB ho\u1eb7c MCB nh\u1ea3y ngay sau khi \u0111\u00f3ng \u0111i\u1ec7n.<\/li>\n<li>Xu\u1ea5t hi\u1ec7n tia l\u1eeda \u0111i\u1ec7n ho\u1eb7c ti\u1ebfng n\u1ed5 l\u1edbn b\u00ean trong t\u1ee7 \u0111i\u1ec7n.<\/li>\n<li>D\u00e2y d\u1eabn ho\u1eb7c thi\u1ebft b\u1ecb c\u00f3 d\u1ea5u hi\u1ec7u ch\u00e1y \u0111en v\u00e0 ph\u00e1t sinh m\u00f9i kh\u00e9t.<\/li>\n<\/ul>\n<p>Quy tr\u00ecnh x\u1eed l\u00fd:<\/p>\n<ul>\n<li>C\u00f4 l\u1eadp tuy\u1ebfn c\u00e1p ho\u1eb7c ph\u1ee5 t\u1ea3i nghi ng\u1edd g\u00e2y s\u1ef1 c\u1ed1 nh\u1eb1m tr\u00e1nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c khu v\u1ef1c c\u00f2n l\u1ea1i c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li>Ti\u1ebfn h\u00e0nh \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n c\u1ee7a t\u1eebng tuy\u1ebfn d\u00e2y v\u00e0 t\u1eebng thi\u1ebft b\u1ecb \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u1ecb tr\u00ed h\u01b0 h\u1ecfng.<\/li>\n<li>Kh\u1eafc ph\u1ee5c nguy\u00ean nh\u00e2n g\u00e2y ch\u1ea1m ch\u1eadp tr\u01b0\u1edbc khi \u0111\u00f3ng \u0111i\u1ec7n v\u1eadn h\u00e0nh tr\u1edf l\u1ea1i.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Su_Co_Qua_Tai\"><\/span>S\u1ef1 C\u1ed1 Qu\u00e1 T\u1ea3i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>T\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n khi ph\u1ee5 t\u1ea3i s\u1eed d\u1ee5ng v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng thi\u1ebft k\u1ebf c\u1ee7a d\u00e2y d\u1eabn ho\u1eb7c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7.<\/p>\n<p>C\u00e1c d\u1ea5u hi\u1ec7u ph\u1ed5 bi\u1ebfn g\u1ed3m:<\/p>\n<ul>\n<li>MCCB ho\u1eb7c MCB th\u01b0\u1eddng xuy\u00ean t\u00e1c \u0111\u1ed9ng ng\u1eaft m\u1ea1ch trong gi\u1edd cao \u0111i\u1ec3m.<\/li>\n<li>\u0110\u1ea7u c\u00e1p, thanh c\u00e1i ho\u1eb7c thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft c\u00f3 nhi\u1ec7t \u0111\u1ed9 t\u0103ng cao h\u01a1n b\u00ecnh th\u01b0\u1eddng.<\/li>\n<li>\u0110i\u1ec7n \u00e1p cu\u1ed1i ngu\u1ed3n gi\u1ea3m m\u1ea1nh khi nhi\u1ec1u thi\u1ebft b\u1ecb c\u00f9ng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ul>\n<p>Bi\u1ec7n ph\u00e1p x\u1eed l\u00fd:<\/p>\n<ul>\n<li>Ki\u1ec3m tra c\u00f4ng su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a ph\u1ee5 t\u1ea3i \u0111ang s\u1eed d\u1ee5ng.<\/li>\n<li>T\u00ednh to\u00e1n l\u1ea1i d\u00f2ng \u0111i\u1ec7n v\u1eadn h\u00e0nh v\u00e0 kh\u1ea3 n\u0103ng mang t\u1ea3i c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n<li>Thay th\u1ebf d\u00e2y d\u1eabn ho\u1eb7c thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 c\u00f3 th\u00f4ng s\u1ed1 ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi nhu c\u1ea7u s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Su_Co_Mat_Pha\"><\/span>S\u1ef1 C\u1ed1 M\u1ea5t Pha<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>M\u1ea5t pha l\u00e0 nguy\u00ean nh\u00e2n g\u00e2y h\u01b0 h\u1ecfng nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n v\u00e0 nhi\u1ec1u thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p.<\/p>\n<p>C\u00e1c b\u01b0\u1edbc x\u1eed l\u00fd g\u1ed3m:<\/p>\n<ul>\n<li>Ki\u1ec3m tra ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7u v\u00e0o b\u1eb1ng \u0111\u1ed3ng h\u1ed3 \u0111o \u0111i\u1ec7n \u00e1p.<\/li>\n<li>Ki\u1ec3m tra c\u1ea7u ch\u00ec, MCCB v\u00e0 c\u00e1c \u0111i\u1ec3m \u0111\u1ea5u n\u1ed1i li\u00ean quan \u0111\u1ebfn pha b\u1ecb m\u1ea5t.<\/li>\n<li>Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng ti\u1ebfp x\u00fac c\u1ee7a c\u00e1c \u0111\u1ea7u c\u00e1p \u0111\u1ed9ng l\u1ef1c.<\/li>\n<li>Kh\u00f4i ph\u1ee5c ngu\u1ed3n \u0111i\u1ec7n \u0111\u1ea7y \u0111\u1ee7 tr\u01b0\u1edbc khi cho ph\u00e9p ph\u1ee5 t\u1ea3i ho\u1ea1t \u0111\u1ed9ng tr\u1edf l\u1ea1i.<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"12_Huong_Dan_Kiem_Tra_Cac_Thiet_Bi_Ben_Trong_Tu_Dien\"><\/span>12. H\u01b0\u1edbng D\u1eabn Ki\u1ec3m Tra C\u00e1c Thi\u1ebft B\u1ecb B\u00ean Trong T\u1ee7 \u0110i\u1ec7n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"MCCB\"><\/span>MCCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ed1i v\u1edbi MCCB c\u1ea7n ki\u1ec3m tra:<\/p>\n<ul>\n<li>T\u00ecnh tr\u1ea1ng c\u01a1 kh\u00ed c\u1ee7a tay g\u1ea1t \u0111\u00f3ng c\u1eaft nh\u1eb1m \u0111\u1ea3m b\u1ea3o thao t\u00e1c v\u1eadn h\u00e0nh lu\u00f4n nh\u1eb9 nh\u00e0ng v\u00e0 ch\u00ednh x\u00e1c.<\/li>\n<li>Ch\u1ee9c n\u0103ng Test Trip \u0111\u1ec3 x\u00e1c nh\u1eadn b\u1ed9 b\u1ea3o v\u1ec7 v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng sau th\u1eddi gian d\u00e0i s\u1eed d\u1ee5ng.<\/li>\n<li>Nhi\u1ec7t \u0111\u1ed9 t\u1ea1i c\u00e1c c\u1ef1c \u0111\u1ea5u n\u1ed1i nh\u1eb1m ph\u00e1t hi\u1ec7n s\u1edbm hi\u1ec7n t\u01b0\u1ee3ng ti\u1ebfp x\u00fac \u0111i\u1ec7n kh\u00f4ng t\u1ed1t.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"MCB\"><\/span>MCB<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00e1c h\u1ea1ng m\u1ee5c ki\u1ec3m tra bao g\u1ed3m:<\/p>\n<ul>\n<li>Kh\u1ea3 n\u0103ng \u0111\u00f3ng c\u1eaft v\u00e0 gi\u1eef tr\u1ea1ng th\u00e1i ON\/OFF \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh.<\/li>\n<li>T\u00ecnh tr\u1ea1ng ti\u1ebfp \u0111i\u1ec3m v\u00e0 c\u1ef1c \u0111\u1ea5u n\u1ed1i kh\u00f4ng b\u1ecb ch\u00e1y s\u00e9m ho\u1eb7c bi\u1ebfn d\u1ea1ng.<\/li>\n<li>Kh\u1ea3 n\u0103ng t\u00e1c \u0111\u1ed9ng b\u1ea3o v\u1ec7 khi x\u1ea3y ra s\u1ef1 c\u1ed1 qu\u00e1 t\u1ea3i ho\u1eb7c ng\u1eafn m\u1ea1ch.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Contactor\"><\/span>Contactor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ed1i v\u1edbi contactor c\u1ea7n ch\u00fa \u00fd:<\/p>\n<ul>\n<li>Ki\u1ec3m tra ti\u1ebfng k\u00eau c\u1ee7a cu\u1ed9n h\u00fat nh\u1eb1m ph\u00e1t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng rung ho\u1eb7c \u0111i\u1ec7n \u00e1p \u0111i\u1ec1u khi\u1ec3n kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/li>\n<li>Ki\u1ec3m tra b\u1ec1 m\u1eb7t ti\u1ebfp \u0111i\u1ec3m nh\u1eb1m ph\u00e1t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng ch\u00e1y m\u00f2n ho\u1eb7c b\u00e1m h\u1ed3 quang \u0111i\u1ec7n.<\/li>\n<li>\u0110\u00e1nh gi\u00e1 s\u1ed1 l\u1ea7n \u0111\u00f3ng c\u1eaft v\u00e0 tu\u1ed5i th\u1ecd c\u00f2n l\u1ea1i c\u1ee7a thi\u1ebft b\u1ecb \u0111\u1ec3 c\u00f3 k\u1ebf ho\u1ea1ch thay th\u1ebf ph\u00f9 h\u1ee3p.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Relay_Nhiet\"><\/span>Relay Nhi\u1ec7t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00e1c n\u1ed9i dung ki\u1ec3m tra g\u1ed3m:<\/p>\n<ul>\n<li>Gi\u00e1 tr\u1ecb c\u00e0i \u0111\u1eb7t d\u00f2ng b\u1ea3o v\u1ec7 c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi d\u00f2ng l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf c\u1ee7a \u0111\u1ed9ng c\u01a1 hay kh\u00f4ng.<\/li>\n<li>Ch\u1ee9c n\u0103ng Reset v\u00e0 Test v\u1eabn ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c sau th\u1eddi gian d\u00e0i s\u1eed d\u1ee5ng.<\/li>\n<li>T\u00ecnh tr\u1ea1ng ti\u1ebfp \u0111i\u1ec3m NO v\u00e0 NC nh\u1eb1m \u0111\u1ea3m b\u1ea3o t\u00edn hi\u1ec7u b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c truy\u1ec1n ch\u00ednh x\u00e1c \u0111\u1ebfn h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Timer_24H\"><\/span>Timer 24H<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ed1i v\u1edbi b\u1ed9 h\u1eb9n gi\u1edd c\u1ea7n:<\/p>\n<ul>\n<li>Ki\u1ec3m tra \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a ng\u00e0y gi\u1edd th\u1ef1c t\u1ebf v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e3 c\u00e0i \u0111\u1eb7t.<\/li>\n<li>Ki\u1ec3m tra kh\u1ea3 n\u0103ng \u0111\u00f3ng ng\u1eaft ti\u1ebfp \u0111i\u1ec3m theo l\u1ecbch tr\u00ecnh v\u1eadn h\u00e0nh.<\/li>\n<li>Ki\u1ec3m tra pin l\u01b0u ch\u01b0\u01a1ng tr\u00ecnh v\u00e0 th\u1ef1c hi\u1ec7n thay th\u1ebf khi c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-677\" src=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2025\/03\/z6380200644081_c5b25d96959d6043a0d4eb8a636b43e5-e1776737040596.jpg\" alt=\"THI C\u00d4NG \u0110I\u1ec6N\" width=\"1280\" height=\"1050\" srcset=\"https:\/\/trieuminh.com\/wp-content\/uploads\/2025\/03\/z6380200644081_c5b25d96959d6043a0d4eb8a636b43e5-e1776737040596.jpg 1280w, https:\/\/trieuminh.com\/wp-content\/uploads\/2025\/03\/z6380200644081_c5b25d96959d6043a0d4eb8a636b43e5-e1776737040596-768x630.jpg 768w, https:\/\/trieuminh.com\/wp-content\/uploads\/2025\/03\/z6380200644081_c5b25d96959d6043a0d4eb8a636b43e5-e1776737040596-15x12.jpg 15w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><\/p>\n<h1><span class=\"ez-toc-section\" id=\"13_Nhung_Luu_Y_Quan_Trong_Khi_Van_Hanh_Tu_Dien_DB\"><\/span>13. Nh\u1eefng L\u01b0u \u00dd Quan Tr\u1ecdng Khi V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n DB<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 an to\u00e0n trong th\u1eddi gian d\u00e0i, ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c nguy\u00ean t\u1eafc sau:<\/p>\n<ul>\n<li>Kh\u00f4ng \u0111\u00f3ng \u0111i\u1ec7n khi ch\u01b0a ho\u00e0n th\u00e0nh \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u01b0\u1edbc ki\u1ec3m tra an to\u00e0n, \u0111\u1eb7c bi\u1ec7t l\u00e0 ki\u1ec3m tra c\u00e1ch \u0111i\u1ec7n, \u0111i\u1ec7n \u00e1p ngu\u1ed3n v\u00e0 t\u00ecnh tr\u1ea1ng thi\u1ebft b\u1ecb \u0111\u00f3ng c\u1eaft.<\/li>\n<li>Kh\u00f4ng t\u1ef1 \u00fd thay \u0111\u1ed5i th\u00f4ng s\u1ed1 b\u1ea3o v\u1ec7 c\u1ee7a MCCB, relay nhi\u1ec7t ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n khi ch\u01b0a c\u00f3 t\u00ednh to\u00e1n k\u1ef9 thu\u1eadt v\u00e0 ph\u00ea duy\u1ec7t c\u1ee7a \u0111\u01a1n v\u1ecb qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng.<\/li>\n<li>Kh\u00f4ng l\u01b0u tr\u1eef v\u1eadt li\u1ec7u d\u1ec5 ch\u00e1y, h\u00f3a ch\u1ea5t ho\u1eb7c d\u1ee5ng c\u1ee5 kh\u00f4ng li\u00ean quan b\u00ean trong ph\u00f2ng \u0111i\u1ec7n v\u00ec c\u00f3 th\u1ec3 l\u00e0m gia t\u0103ng nguy c\u01a1 ch\u00e1y n\u1ed5 v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn khi x\u1eed l\u00fd s\u1ef1 c\u1ed1.<\/li>\n<li>Th\u1ef1c hi\u1ec7n ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7 nh\u1eadt k\u00fd v\u1eadn h\u00e0nh, nh\u1eadt k\u00fd ki\u1ec3m tra v\u00e0 nh\u1eadt k\u00fd b\u1ea3o tr\u00ec nh\u1eb1m ph\u1ee5c v\u1ee5 c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd t\u00e0i s\u1ea3n c\u0169ng nh\u01b0 truy v\u1ebft nguy\u00ean nh\u00e2n khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"14_Cau_Hoi_Thuong_Gap\"><\/span>14. C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h3><span class=\"ez-toc-section\" id=\"Bao_lau_nen_bao_tri_tu_dien_DB_mot_lan\"><\/span>Bao l\u00e2u n\u00ean b\u1ea3o tr\u00ec t\u1ee7 \u0111i\u1ec7n DB m\u1ed9t l\u1ea7n?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Th\u00f4ng th\u01b0\u1eddng n\u00ean th\u1ef1c hi\u1ec7n ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 h\u00e0ng th\u00e1ng v\u00e0 b\u1ea3o tr\u00ec t\u1ed5ng th\u1ec3 t\u1ed1i thi\u1ec3u 6 th\u00e1ng m\u1ed9t l\u1ea7n. \u0110\u1ed1i v\u1edbi nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t ho\u1eb7c c\u00f4ng tr\u00ecnh c\u00f3 ph\u1ee5 t\u1ea3i l\u1edbn, t\u1ea7n su\u1ea5t b\u1ea3o tr\u00ec c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c r\u00fat ng\u1eafn xu\u1ed1ng c\u00f2n 3 th\u00e1ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai_sao_dau_cap_trong_tu_dien_thuong_bi_nong\"><\/span>T\u1ea1i sao \u0111\u1ea7u c\u00e1p trong t\u1ee7 \u0111i\u1ec7n th\u01b0\u1eddng b\u1ecb n\u00f3ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 bu l\u00f4ng \u0111\u1ea5u n\u1ed1i b\u1ecb l\u1ecfng, ti\u1ebft di\u1ec7n d\u00e2y d\u1eabn kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi d\u00f2ng t\u1ea3i ho\u1eb7c ph\u1ee5 t\u1ea3i v\u1eadn h\u00e0nh v\u01b0\u1ee3t qu\u00e1 c\u00f4ng su\u1ea5t thi\u1ebft k\u1ebf trong th\u1eddi gian d\u00e0i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Co_nen_su_dung_camera_nhiet_de_kiem_tra_tu_dien_khong\"><\/span>C\u00f3 n\u00ean s\u1eed d\u1ee5ng camera nhi\u1ec7t \u0111\u1ec3 ki\u1ec3m tra t\u1ee7 \u0111i\u1ec7n kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p r\u1ea5t hi\u1ec7u qu\u1ea3 v\u00ec c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c \u0111i\u1ec3m ph\u00e1t nhi\u1ec7t b\u1ea5t th\u01b0\u1eddng m\u00e0 m\u1eaft th\u01b0\u1eddng kh\u00f3 nh\u1eadn bi\u1ebft, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 nguy c\u01a1 ch\u00e1y n\u1ed5 v\u00e0 s\u1ef1 c\u1ed1 m\u1ea5t \u0111i\u1ec7n.<\/p>\n<h1><span class=\"ez-toc-section\" id=\"Ket_Luan\"><\/span>K\u1ebft Lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>T\u1ee7 \u0111i\u1ec7n ph\u00e2n ph\u1ed1i DB l\u00e0 trung t\u00e2m \u0111i\u1ec1u ph\u1ed1i v\u00e0 b\u1ea3o v\u1ec7 ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a to\u00e0n b\u1ed9 c\u00f4ng tr\u00ecnh. Vi\u1ec7c v\u1eadn h\u00e0nh \u0111\u00fang quy tr\u00ecnh, ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 th\u01b0\u1eddng xuy\u00ean v\u00e0 th\u1ef1c hi\u1ec7n b\u1ea3o tr\u00ec theo k\u1ebf ho\u1ea1ch kh\u00f4ng ch\u1ec9 gi\u00fap h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n n\u00e2ng cao tu\u1ed5i th\u1ecd thi\u1ebft b\u1ecb, gi\u1ea3m thi\u1ec3u chi ph\u00ed s\u1eeda ch\u1eefa v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho con ng\u01b0\u1eddi c\u0169ng nh\u01b0 t\u00e0i s\u1ea3n.<\/p>\n<p>Do \u0111\u00f3, c\u00e1c \u0111\u01a1n v\u1ecb qu\u1ea3n l\u00fd v\u1eadn h\u00e0nh c\u1ea7n x\u00e2y d\u1ef1ng quy tr\u00ecnh v\u1eadn h\u00e0nh ti\u00eau chu\u1ea9n, \u0111\u00e0o t\u1ea1o \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt chuy\u00ean nghi\u1ec7p v\u00e0 duy tr\u00ec ch\u01b0\u01a1ng tr\u00ecnh b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 h\u1ec7 th\u1ed1ng \u0111i\u1ec7n lu\u00f4n \u0111\u1ea1t hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh cao nh\u1ea5t.<\/p>\n<hr \/>\n<h2><span class=\"ez-toc-section\" id=\"TAI_FILE_HUONG_DAN_VAN_HANH_TU_DIEN_PHAN_PHOI_DB\"><\/span>T\u1ea2I FILE H\u01af\u1edaNG D\u1eaaN V\u1eacN H\u00c0NH T\u1ee6 \u0110I\u1ec6N PH\u00c2N PH\u1ed0I (DB)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 thu\u1eadn ti\u1ec7n cho c\u00f4ng t\u00e1c qu\u1ea3n l\u00fd v\u1eadn h\u00e0nh, ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng \u0111i\u1ec7n, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn v\u1eadn h\u00e0nh t\u1ee7 \u0111i\u1ec7n ph\u00e2n ph\u1ed1i (DB) \u0111\u1ea7y \u0111\u1ee7 \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh khai th\u00e1c c\u00f4ng tr\u00ecnh.<\/p>\n<h4 data-start=\"321\" data-end=\"462\"><span class=\"ez-toc-section\" id=\"HUONG_DAN_VAN_HANH_TU_DIEN_PHAN_PHOI\"><\/span><div style=\"margin:8px 0;\">\n            <a href=\"#\" class=\"dl-item\"\n               data-link=\"https:\/\/drive.google.com\/file\/d\/1BVWEXuyAre_uq29h70LjO1A4PXiyxrAh\/view\"\n               data-time=\"45\"\n               data-text=\"H\u01af\u1edaNG D\u1eaaN V\u1eacN H\u00c0NH T\u1ee6 \u0110I\u1ec6N PH\u00c2N PH\u1ed0I\"\n               style=\"color:#007bff;font-weight:bold;text-transform:uppercase;text-decoration:none;\">\n               H\u01af\u1edaNG D\u1eaaN V\u1eacN H\u00c0NH T\u1ee6 \u0110I\u1ec6N PH\u00c2N PH\u1ed0I\n            <\/a>\n        <\/div><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<h1 data-section-id=\"1m9w8px\" data-start=\"7620\" data-end=\"7633\"><span class=\"ez-toc-section\" id=\"13_Lien_He\"><\/span>13. Li\u00ean H\u1ec7<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p><strong>N\u1ebfu b\u1ea1n c\u00f3 nhu c\u1ea7u v\u1ec1 thi\u1ebft k\u1ebf, thi c\u00f4ng h\u1ec7 th\u1ed1ng \u0111i\u1ec7n- \u0111i\u00ean nh\u1eb9 vui l\u00f2ng li\u00ean h\u1ec7 th\u00f4ng tin b\u00ean d\u01b0\u1edbi<\/strong><\/p>\n<p><strong>TRIEU MINH ENGINEERING COMPANY<\/strong><\/p>\n<p><strong>\u0110\u1ecaA CH\u1ec8: 109 NGUY\u1ec4N TH\u1eca NHUNG. P. HI\u1ec6P B\u00ccNH, TP. H\u1ed2 CH\u00cd MINH<\/strong><\/p>\n<p><strong>MAIL: TRIEUMINH@TRIEUMINH.COM<\/strong><\/p>\n<p><strong>\u0110I\u1ec6N THO\u1ea0I (ZALO): 0976.422.223<\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Xem_them\"><\/span>More<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/trieuminh.com\/en\/thi-cong-he-thong-dien-dien-nhe\/\">ELECTRICAL AND ELV SYSTEM INSTALLATION\u00a0<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-lap-dat-tu-dien\/\">BI\u1ec6N PH\u00c1P THI C\u00d4NG L\u1eaeP \u0110\u1eb6T T\u1ee6 \u0110I\u1ec6N<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/checklist-nghiem-thu-tu-dien-msb\/\">CHECKLIST NGHI\u1ec6M THU T\u1ee6 \u0110I\u1ec6N MSB<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-he-thong-dien-dien-nhe\/\">BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u1ec6 TH\u1ed0NG \u0110I\u1ec6N \u2013 \u0110I\u1ec6N NH\u1eb8<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/10-diem-luu-y-khi-thi-cong-dien-nha-xuong\/\">10 \u0110I\u1ec2M L\u01afU \u00dd KHI THI C\u00d4NG \u0110I\u1ec6N NH\u00c0 X\u01af\u1edeNG<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/10-luu-y-khi-thi-cong-dien-ha-tang-landscape\/\">10 L\u01afU \u00dd KHI THI C\u00d4NG \u0110I\u1ec6N H\u1ea0 T\u1ea6NG LANDSCAPE<\/a><\/p>\n<p><a href=\"https:\/\/trieuminh.com\/en\/bien-phap-thi-cong-he-thong-chieu-sang-canh-quan\/\">BI\u1ec6N PH\u00c1P THI C\u00d4NG H\u1ec6 TH\u1ed0NG CHI\u1ebeU S\u00c1NG C\u1ea2NH QUAN<\/a><\/p>\n<p><a title=\"Fanpage Tri\u1ec1u Minh\" href=\"https:\/\/www.facebook.com\/profile.php?id=61586129903680\" target=\"_blank\" rel=\"noopener\">FANPAGE TRI\u1ec0U MINH<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng D\u1eabn V\u1eadn H\u00e0nh T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i (DB) Chi Ti\u1ebft, An To\u00e0n V\u00e0 Hi\u1ec7u Qu\u1ea3 1. T\u1ee7 \u0110i\u1ec7n Ph\u00e2n Ph\u1ed1i (DB) L\u00e0 G\u00ec? T\u1ee7 \u0111i\u1ec7n ph\u00e2n ph\u1ed1i (Distribution Board \u2013 DB) l\u00e0 thi\u1ebft b\u1ecb trung t\u00e2m trong h\u1ec7 th\u1ed1ng \u0111i\u1ec7n h\u1ea1 th\u1ebf, c\u00f3 nhi\u1ec7m v\u1ee5 ti\u1ebfp nh\u1eadn ngu\u1ed3n \u0111i\u1ec7n t\u1eeb t\u1ee7 \u0111i\u1ec7n t\u1ed5ng MSB,<\/p>","protected":false},"author":1,"featured_media":2407,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18,2],"tags":[1377,1375,1376,1373,1374,1378,68,22,1052,1167],"class_list":["post-2406","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-tai-lieu","tag-hdvh-tu-dien","tag-huong-dan-bao-tri-tu-dien","tag-huong-dan-su-dung-tu-dien","tag-huong-dan-van-hanh-tu-dien","tag-huong-dan-van-hanh-tu-phan-phoi","tag-lap-dat-tu-dien-ha-the","tag-thi-cong-dien","tag-thi-cong-dien-nuoc","tag-thi-cong-tu-dien","tag-tu-dien-ha-the"],"_links":{"self":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/2406","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/comments?post=2406"}],"version-history":[{"count":3,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/2406\/revisions"}],"predecessor-version":[{"id":2410,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/posts\/2406\/revisions\/2410"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/media\/2407"}],"wp:attachment":[{"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/media?parent=2406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/categories?post=2406"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trieuminh.com\/en\/wp-json\/wp\/v2\/tags?post=2406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}