{"id":8457,"date":"2023-09-13T06:14:38","date_gmt":"2023-09-13T06:14:38","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=8457"},"modified":"2023-09-13T06:14:38","modified_gmt":"2023-09-13T06:14:38","slug":"electrical-wire-gauge-ampacity-wattage-load","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/electrical-engineering\/electrical-wire-gauge-ampacity-wattage-load\/","title":{"rendered":"Hi\u1ec3u v\u1ec1 d\u00e2y \u0111i\u1ec7n: C\u1ee1 d\u00e2y, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n v\u00e0 t\u1ea3i tr\u1ecdng c\u00f4ng su\u1ea5t"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Hi\u1ec3u v\u1ec1 d\u00e2y \u0111i\u1ec7n: C\u1ee1 d\u00e2y, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u00f4ng su\u1ea5t t\u1ea3i<\/h2>\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn d\u00e2y \u0111i\u1ec7n ph\u00f9 h\u1ee3p<\/h2>\n\n<p>Khi ch\u1ecdn d\u00e2y \u0111i\u1ec7n cho m\u1ed9t d\u1ef1 \u00e1n t\u1ea1i nh\u00e0, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c lo\u1ea1i v\u00e0 k\u00edch c\u1ee1 kh\u00e1c nhau c\u00f3 s\u1eb5n. M\u1ed7i d\u00e2y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u1eed l\u00fd m\u1ed9t l\u01b0\u1ee3ng d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u00f4ng su\u1ea5t c\u1ee5 th\u1ec3, \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u1ee1 d\u00e2y: K\u00edch th\u01b0\u1edbc c\u1ee7a d\u00e2y<\/h2>\n\n<p>C\u1ee1 d\u00e2y \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ed9 d\u00e0y v\u1eadt l\u00fd c\u1ee7a d\u00e2y. C\u00e1c c\u1ee1 d\u00e2y th\u00f4ng th\u01b0\u1eddng bao g\u1ed3m 14, 12, 10, 8, 6 v\u00e0 2 AWG. S\u1ed1 c\u1ee1 c\u00e0ng nh\u1ecf th\u00ec d\u00e2y c\u00e0ng d\u00e0y v\u00e0 c\u00f3 th\u1ec3 t\u1ea3i \u0111\u01b0\u1ee3c nhi\u1ec1u d\u00f2ng \u0111i\u1ec7n h\u01a1n.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n: L\u01b0\u1ee3ng d\u00f2ng \u0111i\u1ec7n c\u00f3 th\u1ec3 ch\u1ea1y qua<\/h2>\n\n<p>C\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n \u0111o l\u01b0\u1ee3ng d\u00f2ng \u0111i\u1ec7n \u0111i\u1ec7n t\u1ed1i \u0111a c\u00f3 th\u1ec3 ch\u1ea1y an to\u00e0n qua m\u1ed9t d\u00e2y. N\u00f3 ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc m\u1ea1ch, \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi c\u1ea7u dao ho\u1eb7c c\u1ea7u ch\u00ec b\u1ea3o v\u1ec7 m\u1ea1ch \u0111\u00f3. Tr\u00e1nh l\u00e0m qu\u00e1 t\u1ea3i m\u1ea1ch v\u00ec \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c nguy c\u01a1 an to\u00e0n.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00f4ng su\u1ea5t t\u1ea3i: L\u01b0\u1ee3ng \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb<\/h2>\n\n<p>C\u00e1c thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c d\u00e1n nh\u00e3n c\u00f3 \u0111\u1ecbnh m\u1ee9c c\u00f4ng su\u1ea5t, bi\u1ec3u th\u1ecb c\u00f4ng su\u1ea5t t\u1ed1i \u0111a m\u00e0 ch\u00fang ti\u00eau th\u1ee5. C\u00f4ng su\u1ea5t t\u1ea3i kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 \u0111\u1ecbnh m\u1ee9c c\u00f4ng su\u1ea5t c\u1ee7a m\u1ea1ch m\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i. N\u1ebfu c\u1ea7n, h\u00e3y l\u1eafp \u0111\u1eb7t m\u1ed9t m\u1ea1ch chuy\u00ean d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd t\u1ea3i.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i d\u00e2y: D\u00e2y \u0111\u01a1n so v\u1edbi d\u00e2y nhi\u1ec1u s\u1ee3i<\/h2>\n\n<p>D\u00e2y \u0111i\u1ec7n c\u00f3 th\u1ec3 l\u00e0 d\u00e2y \u0111\u01a1n ho\u1eb7c d\u00e2y nhi\u1ec1u s\u1ee3i. D\u00e2y \u0111\u01a1n d\u1ec5 k\u1ebft n\u1ed1i v\u1edbi c\u00e1c \u0111\u1ea7u cu\u1ed1i h\u01a1n, trong khi d\u00e2y nhi\u1ec1u s\u1ee3i linh ho\u1ea1t h\u01a1n v\u00e0 d\u1ec5 lu\u1ed3n qua \u1ed1ng d\u1eabn h\u01a1n.<\/p>\n\n<h2 class=\"wp-block-heading\">Tr\u00e1nh c\u00e1c m\u1ea1ch qu\u00e1 t\u1ea3i v\u00e0 s\u1eed d\u1ee5ng \u0111\u00fang d\u00e2y n\u1ed1i d\u00e0i<\/h2>\n\n<p>C\u00e1c m\u1ea1ch qu\u00e1 t\u1ea3i c\u00f3 th\u1ec3 g\u00e2y ra h\u1ecfa ho\u1ea1n do \u0111i\u1ec7n. Tr\u00e1nh c\u1eafm qu\u00e1 nhi\u1ec1u thi\u1ebft b\u1ecb v\u00e0o d\u00e2y n\u1ed1i d\u00e0i ho\u1eb7c s\u1eed d\u1ee5ng d\u00e2y n\u1ed1i d\u00e0i kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u1eed l\u00fd t\u1ea3i. Thay v\u00e0o \u0111\u00f3, h\u00e3y s\u1eed d\u1ee5ng d\u00e2y thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho c\u00e1c thi\u1ebft b\u1ecb c\u00f4ng su\u1ea5t cao.<\/p>\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean g\u1ecdi th\u1ee3 \u0111i\u1ec7n<\/h2>\n\n<p>N\u1ebfu b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn n\u00ean s\u1eed d\u1ee5ng lo\u1ea1i ho\u1eb7c c\u1ee1 d\u00e2y n\u00e0o, ho\u1eb7c n\u1ebfu b\u1ea1n c\u1ea7n l\u1eafp \u0111\u1eb7t m\u1ed9t m\u1ea1ch chuy\u00ean d\u1ee5ng, t\u1ed1t nh\u1ea5t b\u1ea1n n\u00ean tham kh\u1ea3o \u00fd ki\u1ebfn c\u1ee7a m\u1ed9t th\u1ee3 \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p. H\u1ecd c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh an to\u00e0n v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec7n c\u1ee7a b\u1ea1n.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1c c\u00e2n nh\u1eafc kh\u00e1c<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>D\u00e2y \u0111\u1ed3ng so v\u1edbi d\u00e2y nh\u00f4m:<\/strong> D\u00e2y \u0111\u1ed3ng l\u00e0 ch\u1ea5t d\u1eabn t\u1ed1t h\u01a1n so v\u1edbi d\u00e2y nh\u00f4m v\u00e0 l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n.<\/li>\n<li><strong>T\u00ednh to\u00e1n t\u1ea3i m\u1ea1ch:<\/strong> T\u00ednh to\u00e1n t\u1ea3i m\u1ea1ch kh\u00f4ng qu\u00e1 80% kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u1ea1ch \u0111\u1ec3 cho ph\u00e9p c\u00f3 d\u00f2ng \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng v\u00e0 ng\u0103n ng\u1eeba qu\u00e1 t\u1ea3i.<\/li>\n<li><strong>L\u1ef1a ch\u1ecdn d\u00e2y:<\/strong> Ch\u1ecdn lo\u1ea1i d\u00e2y ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n, c\u00e2n nh\u1eafc c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 linh ho\u1ea1t, d\u1ec5 l\u1eafp \u0111\u1eb7t v\u00e0 thi\u1ebft b\u1ecb ho\u1eb7c thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 s\u1ebd \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i.<\/li>\n<\/ul>\n\n<p>B\u1eb1ng c\u00e1ch hi\u1ec3u c\u00e1c kh\u00e1i ni\u1ec7m n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u1ec1 h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n, \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng \u0111i\u1ec7n an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 trong ng\u00f4i nh\u00e0 c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u v\u1ec1 d\u00e2y \u0111i\u1ec7n: C\u1ee1 d\u00e2y, c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u00f4ng su\u1ea5t t\u1ea3i Ch\u1ecdn d\u00e2y \u0111i\u1ec7n ph\u00f9 h\u1ee3p Khi ch\u1ecdn d\u00e2y \u0111i\u1ec7n cho m\u1ed9t d\u1ef1 \u00e1n t\u1ea1i nh\u00e0, \u0111i\u1ec1u&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10160],"tags":[8840,8820,9796,12872,12873,1761,12871],"class_list":["post-8457","post","type-post","status-publish","format-standard","hentry","category-electrical-engineering","tag-electrical-safety","tag-home-improvement","tag-electrical-wiring","tag-ampacity","tag-wattage-load","tag-diy","tag-wire-gauge"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/8457","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=8457"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/8457\/revisions"}],"predecessor-version":[{"id":8458,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/8457\/revisions\/8458"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=8457"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=8457"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=8457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}