\u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n<\/a><\/strong> \u0111ang l\u00e0m vi\u1ec7c th\u00ec c\u00f3 m\u00f9i kh\u00e9t, c\u00f3 kh\u00f3i b\u1ed1c l\u00ean k\u00e8m theo \u0111\u1ed9ng c\u01a1 n\u00f3ng d\u1eef d\u1ed9i. \u0110\u00f3 l\u00e0 c\u00e1ch \u0111i\u1ec7n cu\u1ed9n d\u00e2y c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n b\u1ecb h\u1ecfng g\u00e2y ra ch\u1ea1m m\u1ea1ch b\u1ed1i d\u00e2y v\u1edbi v\u1ecf ho\u1eb7c gi\u1eefa c\u00e1c b\u1ed1i d\u00e2y pha v\u1edbi nhau, ch\u1ea1m ch\u1eadp v\u00f2ng d\u00e2y trong m\u1ed9t b\u1ed1i d\u00e2y<\/p>\n\n\n\n + Cu\u1ed9n d\u00e2y \u0111i\u1ec7n b\u1ecb \u1ea9m \u01b0\u1edbt.<\/p>\n\n\n\n + Cu\u1ed9n d\u00e2y b\u1ecb b\u1ee5i b\u1ea9n, d\u1ea7u m\u1ee1 ho\u1eb7c b\u1ee5i kim lo\u1ea1i.<\/p>\n\n\n\n + Va ch\u1ea1m c\u01a1 h\u1ecdc l\u00e0m x\u01b0\u1edbc c\u00e1ch \u0111i\u1ec7n b\u1ed1i d\u00e2y.<\/p>\n\n\n\n + Trong m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c c\u00f3 h\u00f3a ch\u1ea5t \u0103n m\u00f2n c\u00e1ch \u0111i\u1ec7n nh\u01b0 : Axit, ki\u1ec1m.<\/p>\n\n\n\n + \u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n<\/a><\/strong> b\u1ecb qu\u00e1 t\u1ea3i l\u00e2u d\u00e0i l\u00e0m cho l\u1edbp c\u00e1ch \u0111i\u1ec7n b\u1ecb gi\u00f2n.<\/p>\n\n\n\n + L\u00e3o h\u00f3a l\u1edbp c\u00e1ch \u0111i\u1ec7n.<\/p>\n\n\n\n Tr\u01b0\u1eddng h\u1ee3p cu\u1ed9n d\u00e2y b\u1ecb \u1ea9m.<\/strong><\/em><\/p>\n\n\n\n Ki\u1ec3m tra b\u1eb1ng Mega ohm. Ch\u00fa \u00fd khi d\u00f9ng Mega ohm :<\/p>\n\n\n\n + \u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n<\/a><\/strong> s\u1eed d\u1ee5ng \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c t\u1edbi 500 V th\u00ec d\u00f9ng ohm k\u1ebf 500 V.<\/p>\n\n\n\n + \u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n s\u1eed d\u1ee5ng \u0111i\u1ec7n \u00e1p cao (t\u1edbi 6.000 V) th\u00ec d\u00f9ng ohm k\u1ebf t\u1eeb 1.000 V- 2.500 V.<\/p>\n\n\n\n + Khi \u0111o \u0111i\u1ec7n tr\u1edf c\u00e1ch \u0111i\u1ec7n gi\u1eefa pha v\u1edbi v\u1ecf v\u00e0 pha v\u1edbi pha nh\u1ecf h\u01a1n 0.4 Mega ohm v\u00e0 th\u1ea5p h\u01a1n 0.5 Mega ohm \u0111\u1ed1i v\u1edbi cu\u1ed9n d\u00e2y rotor c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n ru\u1ed9t qu\u1ea5n th\u00ec c\u00e1ch \u0111i\u1ec7n c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n b\u1ecb \u1ea9m c\u1ea7n s\u1ea5y l\u1ea1i cu\u1ed9n d\u00e2y.<\/p>\n\n\n\n D\u00f9ng kh\u00ed n\u00e9n (\u00e1p su\u1ea5t nh\u1ecf h\u01a1n 4 kg\/cm2) th\u1ed5i s\u1ea1ch b\u1ee5i. Khi th\u1ed5i c\u00f3 th\u1ec3 th\u00e1o r\u1eddi rotor ra kh\u1ecfi stator \u0111\u1ec3 ti\u1ec7n ki\u1ec3m tra c\u00f3 c\u00e1c v\u1ebft x\u01b0\u1edbc h\u1ecfng c\u00e1ch \u0111i\u1ec7n do va ch\u1ea1m c\u01a1 h\u1ecdc. T\u00f9y theo m\u1ee9c \u0111\u1ed9 n\u1eb7ng hay nh\u1eb9 \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh qu\u00e9t l\u1edbp s\u01a1n c\u00e1ch \u0111i\u1ec7n ho\u1eb7c t\u1ea9m l\u1ea1i cu\u1ed9n d\u00e2y.<\/p>\n\n\n\n Tr\u01b0\u1eddng h\u1ee3p \u0111\u00e3 x\u00e1c \u0111\u1ecbnh l\u00e0 kh\u00f4ng c\u00f3 ch\u1ea1m ch\u1eadp pha v\u1edbi v\u1ecf ho\u1eb7c pha v\u1edbi pha m\u00e0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n<\/a><\/strong> v\u1eabn c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng k\u00eau v\u00e0 qu\u00e1 n\u00f3ng c\u1ee5c b\u1ed9. Khi \u0111o d\u00f2ng \u0111i\u1ec7n 3 pha th\u1ea5y m\u1ea5t c\u00e2n b\u1eb1ng ngay c\u1ea3 khi kh\u00f4ng t\u1ea3i. \u0110\u00e2y l\u00e0 nguy\u00ean do ch\u1ea1m ch\u1eadp v\u00f2ng d\u00e2y.<\/p>\n\n\n\n Tr\u01b0\u1eddng h\u1ee3p b\u1ecb b\u1ee5i b\u1ea9n.<\/strong><\/em><\/p>\n\n\n\n C\u00f3 nhi\u1ec1u c\u00e1ch nh\u01b0 :<\/p>\n\n\n\n B\u1eb1ng \u0111\u00e8n \u0111i\u1ec7n, b\u1eb1ng kh\u00ed n\u00f3ng, t\u1ea9m s\u01a1n b\u1eb1ng c\u00e1ch d\u1ed9i ho\u1eb7c qu\u00e9t.v.v\u2026<\/p>\n\n\n\n Hi\u1ec7n \u0111\u1ea1i nh\u01b0 : T\u1ea9m s\u1ea5y trong l\u00f2 ch\u00e2n kh\u00f4ng c\u00f3 \u00e1p l\u1ef1c.<\/p>\n\n\n\n Th\u1ef1c t\u1ebf trong s\u1eeda ch\u1eefa ng\u01b0\u1eddi ta th\u01b0\u1eddng d\u00f9ng : D\u00f2ng \u0111i\u1ec7n ch\u1ea1y tr\u1ef1c ti\u1ebfp trong cu\u1ed9n d\u00e2y c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n<\/a><\/strong>, s\u1ea5y b\u1eb1ng d\u00f2ng c\u1ea3m \u1ee9ng gi\u00e1n ti\u1ebfp,…<\/p>\n\n\n\n <\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" Ph\u1ea7n l\u1edbn s\u1ef1 c\u1ed1 trong \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n x\u1ea3y ra l\u00e0 do h\u1ecfng c\u00e1ch \u0111i\u1ec7n gi\u1eefa stator v\u00e0 d\u00e2y qu\u1ea5n. Bi\u1ec3u hi\u1ec7n \u0110\u1ed9ng c\u01a1 \u0111i\u1ec7n \u0111ang l\u00e0m vi\u1ec7c th\u00ec c\u00f3 m\u00f9i kh\u00e9t, c\u00f3 kh\u00f3i b\u1ed1c l\u00ean k\u00e8m theo \u0111\u1ed9ng c\u01a1 n\u00f3ng d\u1eef d\u1ed9i. \u0110\u00f3 l\u00e0 c\u00e1ch \u0111i\u1ec7n cu\u1ed9n d\u00e2y c\u1ee7a \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n b\u1ecb h\u1ecfng… Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":8,"featured_media":7437389,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[3573],"tags":[],"class_list":["post-7437388","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dong-co-dien"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/7437388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/comments?post=7437388"}],"version-history":[{"count":0,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/7437388\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media\/7437389"}],"wp:attachment":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media?parent=7437388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/categories?post=7437388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/tags?post=7437388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"C\u00e1ch](\"https:\/\/maydochuyendung.com\/img\/uploads\/images\/dong-ho-van-nang\/kiem-tra-dong-co-3-pha-bi-chay.jpg\")
<\/figure>\n\n\n\nNguy\u00ean nh\u00e2n<\/strong><\/h3>\n\n\n\n
Kh\u1eafc ph\u1ee5c hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ed9ng c\u01a1 ba pha b\u1ecb h\u1ecfng c\u00e1ch \u0111i\u1ec7n<\/strong><\/h3>\n\n\n\n
![\"T\u1ed5ng](\"https:\/\/khomaythegioi.com\/wp-content\/uploads\/2018\/06\/mo-tor-bi-chay-2-600x510.jpg\")
<\/figure>\n\n\n\n