{"id":3593,"date":"2026-09-24T01:00:00","date_gmt":"2026-09-24T01:00:00","guid":{"rendered":"https:\/\/lbajiele.com\/?p=3593"},"modified":"2026-10-04T10:31:35","modified_gmt":"2026-10-04T10:31:35","slug":"air-switch-circuit-breaker-guide","status":"publish","type":"post","link":"https:\/\/lbajiele.com\/vi\/blog\/air-switch-circuit-breaker-guide\/","title":{"rendered":"B\u1ed9 ng\u1eaft m\u1ea1ch b\u1eb1ng \u0111i\u1ec7n kh\u00ed: H\u01b0\u1edbng d\u1eabn"},"content":{"rendered":"

An B\u1ed9 ph\u1eadn ng\u1eaft \u0111i\u1ec7n b\u1eb1ng c\u00f4ng t\u1eafc kh\u00ed<\/strong> L\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch v\u00e0 b\u1ea3o v\u1ec7 c\u00e1ch \u0111i\u1ec7n b\u1eb1ng kh\u00f4ng kh\u00ed, s\u1eed d\u1ee5ng kh\u00f4ng kh\u00ed xung quanh l\u00e0m ch\u1ea5t c\u00e1ch \u0111i\u1ec7n cho v\u00f2ng cung. Thu\u1eadt ng\u1eef n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb \u0111i\u1ec7n \u00e1p th\u1ea5p, bao g\u1ed3m b\u1ed9 ng\u1eaft m\u1ea1ch \u0111i\u1ec7n kh\u00ed, c\u00f4ng t\u1eafc \u0111i\u1ec7n kh\u00ed tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00f4ng t\u1eafc ng\u1eaft t\u1ef1 \u0111\u1ed9ng. Vai tr\u00f2 ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang l\u00e0 kh\u00e1c nhau: m\u1ed9t b\u1ed9 ng\u1eaft c\u00f3 th\u1ec3 ng\u1eaft m\u1ea1ch nh\u01b0ng kh\u00f4ng ng\u1eaft d\u00f2ng \u0111i\u1ec7n qu\u00e1 t\u1ea3i, trong khi m\u1ed9t b\u1ed9 ng\u1eaft \u0111i\u1ec7n kh\u00ed \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ng\u1eaft d\u00f2ng \u0111i\u1ec7n t\u1ea3i v\u00e0 d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch trong ph\u1ea1m vi \u0111\u1ecbnh m\u1ee9c c\u1ee7a n\u00f3.<\/p>\n

X\u00e1c \u0111\u1ecbnh thi\u1ebft b\u1ecb tr\u01b0\u1edbc khi ch\u1ecdn<\/h2>\n

H\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh xem thi\u1ebft b\u1ecb \u0111\u00f3 l\u00e0 b\u1ed9 ng\u1eaft m\u1ea1ch kh\u00f4ng kh\u00ed, b\u1ed9 ng\u1eaft tr\u01b0\u1eddng h\u1ee3p \u0111\u00fac, b\u1ed9 ng\u1eaft c\u00f4ng t\u1eafc hay b\u1ed9 ng\u1eaft m\u1ea1ch n\u1ed1i. Ki\u1ec3m tra \u0111i\u1ec7n \u00e1p ho\u1ea1t \u0111\u1ed9ng \u0111\u1ecbnh m\u1ee9c, \u0111i\u1ec7n \u00e1p c\u00e1ch \u0111i\u1ec7n, t\u1ea7n s\u1ed1, d\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c, kh\u1ea3 n\u0103ng ng\u1eaft m\u1ea1ch ng\u1eafn, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i ng\u1eafn th\u1eddi gian v\u00e0 b\u1ed1 tr\u00ed c\u1ef1c. M\u1ed9t s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 ch\u1ec9 l\u00e0 \u201cb\u1ed9 ng\u1eaft m\u1ea1ch kh\u00f4ng kh\u00ed\u201d l\u00e0 ch\u01b0a \u0111\u1ee7 th\u00f4ng tin \u0111\u1ec3 \u0111\u01b0a v\u00e0o th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt mua s\u1eafm.<\/p>\n
Tham s\u1ed1<\/th>C\u00e2u h\u1ecfi<\/th>X\u00e1c minh<\/th><\/tr><\/thead>
H\u00e0m<\/td>Lo\u1ea1i thi\u1ebft b\u1ecb n\u00e0y c\u00f3 chuy\u1ec3n t\u1ea3i t\u1ea3i \u0111i\u1ec7n, ng\u1eaft \u0111i\u1ec7n ho\u1eb7c ng\u1eaft s\u1ef1 c\u1ed1 kh\u00f4ng?<\/td>Ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m v\u00e0 b\u1ea3ng d\u1eef li\u1ec7u<\/td><\/tr>
D\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c<\/td>Khung c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c d\u00f2ng \u0111i\u1ec7n n\u00e0o trong thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7?<\/td>\u0110\u1ea1t ti\u00eau chu\u1ea9n v\u1ec1 d\u00f2ng \u0111i\u1ec7n v\u00e0 nhi\u1ec7t \u0111\u1ed9<\/td><\/tr>
Gi\u1ea3m c\u00f4ng su\u1ea5t<\/td>\u0110i\u1ec7n th\u1ebf d\u00f2ng \u0111i\u1ec7n c\u00f3 th\u1ec3 b\u1ecb gi\u00e1n \u0111o\u1ea1n b\u1edfi d\u00f2ng \u0111i\u1ec7n n\u00e0y \u1edf m\u1ee9c \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng l\u00e0 bao nhi\u00eau?<\/td>\u0110\u00e1nh gi\u00e1 th\u1eed nghi\u1ec7m v\u00e0 nghi\u00ean c\u1ee9u l\u1ed7i<\/td><\/tr>
\u0110\u01a1n v\u1ecb chuy\u1ebfn \u0111i<\/td>C\u00f3 c\u1ea7n thi\u1ebft ph\u1ea3i c\u00f3 c\u00e1c ch\u1ee9c n\u0103ng d\u00e0i h\u1ea1n, ng\u1eafn h\u1ea1n, t\u1ee9c th\u1eddi hay l\u1ed7i ngu\u1ed3n kh\u00f4ng?<\/td>L\u1ecbch tr\u00ecnh v\u00e0 c\u00e0i \u0111\u1eb7t c\u1ee7a \u0111\u01a1n v\u1ecb chuy\u1ebfn \u0111i<\/td><\/tr>
S\u1ef1 c\u00f4 l\u1eadp<\/td>Thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 cung c\u1ea5p kh\u1ea3 n\u0103ng c\u00e1ch ly c\u1ea7n thi\u1ebft b\u1eb1ng h\u00ecnh \u1ea3nh ho\u1eb7c b\u1eb1ng kh\u00f3a kh\u00f4ng?<\/td>Bi\u1ec3u \u0111\u1ed3 chuy\u1ec3n \u0111\u1ed5i v\u00e0 m\u00e3 \u0111\u1ecba ph\u01b0\u01a1ng<\/td><\/tr><\/tbody><\/table>\n

C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a s\u1ef1 gi\u00e1n \u0111o\u1ea1n kh\u00f4ng kh\u00ed<\/h2>\n

Khi c\u00e1c ti\u1ebfp \u0111i\u1ec3m t\u00e1ch r\u1eddi, m\u1ed9t v\u00f2ng cung h\u00ecnh th\u00e0nh gi\u1eefa ch\u00fang. C\u00e1c \u0111\u01b0\u1eddng ray v\u00f2ng cung, l\u1ef1c t\u1eeb, t\u1ea5m chia v\u00f2ng cung v\u00e0 bu\u1ed3ng v\u00f2ng cung gi\u00e3n ra, l\u00e0m m\u00e1t v\u00e0 ph\u00e2n chia v\u00f2ng cung cho \u0111\u1ebfn khi n\u00f3 kh\u00f4ng c\u00f2n c\u00f3 th\u1ec3 duy tr\u00ec d\u00f2ng \u0111i\u1ec7n. Thi\u1ebft k\u1ebf ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p ph\u1ee5c h\u1ed3i sau khi ng\u1eaft d\u00f2ng \u0111i\u1ec7n. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u1ea7u ch\u00ec, b\u1ed9 ng\u1eaft c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c reset v\u00e0 h\u00e0nh vi ng\u1eaft c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra, nh\u01b0ng ch\u1ec9 s\u1ed1 \u0111\u00e1nh gi\u00e1 c\u1ee7a n\u00f3 v\u1eabn ph\u1ee5 thu\u1ed9c v\u00e0o to\u00e0n b\u1ed9 b\u1ed9 ph\u1eadn v\u00e0 \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

C\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch kh\u00f4ng kh\u00ed th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c c\u01a1 ch\u1ebf l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng v\u00e0 thi\u1ebft b\u1ecb kh\u1edfi \u0111\u1ed9ng \u0111i\u1ec7n t\u1eed. C\u01a1 ch\u1ebf c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea1c b\u1eb1ng tay ho\u1eb7c b\u1eb1ng \u0111\u1ed9ng c\u01a1, v\u00e0 vi\u1ec7c \u0111\u00f3ng ng\u1eaft c\u00f3 th\u1ec3 y\u00eau c\u1ea7u m\u1ed9t thi\u1ebft b\u1ecb gi\u1ea3i ph\u00f3ng \u0111i\u1ec7n \u00e1p th\u1ea5p ho\u1eb7c \u0111i\u1ec7n \u00e1p qu\u00e1 th\u1ea5p. C\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 b\u00e1o c\u00e1o tr\u1ea1ng th\u00e1i m\u1edf, \u0111\u00f3ng v\u00e0 ng\u1eaft. X\u00e1c nh\u1eadn \u0111i\u1ec7n \u00e1p \u0111i\u1ec1u khi\u1ec3n, s\u1ed1 l\u01b0\u1ee3ng ti\u1ebfp \u0111i\u1ec3m v\u00e0 logic \u0111i\u1ec1u khi\u1ec3n t\u1eeb s\u01a1 \u0111\u1ed3 ch\u00ednh x\u00e1c c\u1ee7a m\u00f4 h\u00ecnh.<\/p>\n

Ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7<\/h2>\n

M\u1ed9t thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed th\u00f4ng th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 l\u00e2u d\u00e0i trong tr\u01b0\u1eddng h\u1ee3p qu\u00e1 t\u1ea3i, b\u1ea3o v\u1ec7 t\u1ee9c th\u1eddi trong tr\u01b0\u1eddng h\u1ee3p ph\u1ed1i h\u1ee3p, b\u1ea3o v\u1ec7 t\u1ee9c th\u1eddi trong tr\u01b0\u1eddng h\u1ee3p s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng v\u00e0 t\u00f9y ch\u1ecdn b\u1ea3o v\u1ec7 khi c\u00f3 s\u1ef1 c\u1ed1 t\u1ea1i ngu\u1ed3n. C\u00e1c c\u00e0i \u0111\u1eb7t ph\u1ea3i \u0111\u01b0\u1ee3c ph\u1ed1i h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb ng\u1eaft d\u00f2ng ph\u00eda h\u1ea1 l\u01b0u v\u00e0 ngu\u1ed3n \u0111i\u1ec7n ph\u00eda tr\u00ean. Kh\u00f4ng n\u00ean t\u0103ng m\u1ee9c \u0111\u1ed9 ng\u1eaft t\u1ee9c th\u1eddi ch\u1ec9 \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 c\u1ed1 b\u1ea5t ti\u1ec7n m\u00e0 kh\u00f4ng ki\u1ec3m tra n\u0103ng l\u01b0\u1ee3ng c\u1ee7a tia \u0111i\u1ec7n, b\u1ea3o v\u1ec7 d\u00e2y d\u1eabn v\u00e0 d\u00f2ng \u0111i\u1ec7n s\u1ef1 c\u1ed1 c\u00f3 s\u1eb5n.<\/p>\n

M\u00e1y ph\u00e1t \u0111i\u1ec7n, m\u00e1y bi\u1ebfn \u00e1p, \u0111\u1ed9ng c\u01a1 v\u00e0 b\u1ed9 bi\u1ebfn t\u1ea7n quang \u0111i\u1ec7n c\u00f3 th\u1ec3 g\u00e2y ra d\u00f2ng \u0111i\u1ec7n qu\u00e1 t\u1ea3i ho\u1eb7c thay \u0111\u1ed5i d\u1ea1ng s\u00f3ng d\u00f2ng \u0111i\u1ec7n. Review c\u00e1c ch\u1ebf \u0111\u1ed9 b\u00ecnh th\u01b0\u1eddng, d\u1ef1 ph\u00f2ng v\u00e0 chuy\u1ec3n m\u1ea1ch. M\u1ed9t thi\u1ebft l\u1eadp c\u00f3 ch\u1ecdn l\u1ecdc v\u1ec1 ngu\u1ed3n cung c\u1ea5p \u0111i\u1ec7n c\u00f3 th\u1ec3 kh\u00f4ng c\u00f2n ch\u1ecdn l\u1ecdc khi m\u00e1y ph\u00e1t \u0111i\u1ec7n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i. Gi\u1eef nguy\u00ean c\u00e1c \u0111\u01b0\u1eddng cong d\u00f2ng \u0111i\u1ec7n v\u00e0 th\u1eddi gian \u0111\u00e3 ph\u00ea duy\u1ec7t c\u00f9ng v\u1edbi b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n.<\/p>\n

\"LBAJI
M\u1ed9t thi\u1ebft b\u1ecb ph\u00e2n ph\u1ed1i AC nh\u1ecf g\u1ecdn v\u1eabn c\u1ea7n c\u00f3 ch\u1ee9c n\u0103ng chuy\u1ec3n m\u1ea1ch \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ed7i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p c\u00e1ch ly.<\/figcaption><\/figure>\n

C\u00f4ng t\u1eafc \u0111i\u1ec7n so v\u1edbi b\u1ed9 ng\u1eaft m\u1ea1ch d\u1ea1ng v\u1ecf \u0111\u00fac<\/h2>\n

C\u00e1c b\u1ed9 ng\u1eaft m\u1ea1ch \u0111i\u1ec7n l\u1edbn th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ngu\u1ed3n c\u1ea5p \u0111i\u1ec7n ch\u00ednh, n\u01a1i c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 linh ho\u1ea1t, d\u00f2ng \u0111i\u1ec7n l\u1edbn, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i ng\u1eafn th\u1eddi gian cao v\u00e0 c\u1ea5u t\u1ea1o c\u00f3 th\u1ec3 th\u00e1o r\u1eddi. M\u1ed9t b\u1ed9 MCCB th\u01b0\u1eddng nh\u1ecf g\u1ecdn h\u01a1n v\u00e0 c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb c\u1ea5p \u0111i\u1ec7n nh\u1ecf h\u01a1n. M\u1ed9t b\u1ed9 ng\u1eaft c\u00f4ng t\u1eafc c\u00f3 th\u1ec3 ph\u00f9 h\u1ee3p \u0111\u1ec3 ng\u1eaft \u0111i\u1ec7n nh\u01b0ng c\u00f3 th\u1ec3 c\u1ea7n m\u1ed9t c\u1ea7u ch\u00ec ho\u1eb7c b\u1ed9 ng\u1eaft m\u1ea1ch ri\u00eang bi\u1ec7t \u0111\u1ec3 gi\u1ea3i quy\u1ebft s\u1ef1 c\u1ed1. Thay v\u00ec d\u1ef1a v\u00e0o t\u00ean g\u1ecdi, h\u00e3y so s\u00e1nh c\u00e1c ti\u00eau chu\u1ea9n v\u00e0 c\u1ea5p \u0111i\u1ec7n th\u1ef1c t\u1ebf.<\/p>\n

Vi\u1ec7c l\u1eafp r\u00e1p b\u1ea3ng c\u0169ng r\u1ea5t quan tr\u1ecdng. Nhi\u1ec7t \u0111\u1ed9 busbar, h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3, c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p, c\u00e1c r\u00e0o ch\u1eafn v\u00e0 c\u00e1c t\u00ednh n\u0103ng ch\u1ed1ng h\u1ed3 quang c\u00f3 th\u1ec3 h\u1ea1n ch\u1ebf hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf. LBAJI T\u1ee7 \u0111i\u1ec7n h\u1ea1 th\u1ebf GGD<\/a> Trang n\u00e0y l\u00e0 t\u00e0i li\u1ec7u tham kh\u1ea3o v\u1ec1 s\u1ea3n ph\u1ea9m; b\u1ea3n v\u1ebd \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t ph\u1ea3i x\u00e1c \u0111\u1ecbnh r\u00f5 v\u1ecb tr\u00ed c\u1ee7a b\u1ed9 ng\u1eaft v\u00e0 b\u1ed9 b\u00e1o \u0111\u1ed9ng \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t.<\/p>\n

C\u00e0i \u0111\u1eb7t v\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n<\/h2>\n

Tu\u00e2n th\u1ee7 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 momen xo\u1eafn, kho\u1ea3ng c\u00e1ch, l\u1ed1i v\u00e0o c\u00e1p v\u00e0 l\u1eafp \u0111\u1eb7t c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. Gi\u1eef d\u00e2y \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n c\u00e1ch ly v\u1edbi d\u00e2y d\u1eabn \u0111i\u1ec7n, x\u00e1c \u0111\u1ecbnh t\u1eebng thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i ph\u1ee5 v\u00e0 cung c\u1ea5p ngu\u1ed3n \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7. N\u1ebfu thi\u1ebft b\u1ecb ch\u1ed1ng qu\u00e1 d\u00f2ng ho\u1eb7c gi\u1ea3i ph\u00f3ng \u0111i\u1ec7n \u00e1p qu\u00e1 th\u1ea5p \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t, h\u00e3y ghi l\u1ea1i tr\u1ea1ng th\u00e1i ng\u1eaft v\u00e0 h\u00e0nh vi reset c\u1ee7a thi\u1ebft b\u1ecb n\u00e0y. M\u1ed9t l\u1ec7nh \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa kh\u00f4ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi vi\u1ec7c kh\u00f3a v\u00e0 x\u00e1c nh\u1eadn kh\u00f4ng c\u00f3 \u0111i\u1ec7n.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft k\u1ebf c\u00f3 th\u1ec3 th\u00e1o r\u1eddi, h\u00e3y ki\u1ec3m tra c\u00e1c v\u1ecb tr\u00ed \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i, th\u1eed nghi\u1ec7m v\u00e0 c\u00e1ch ly, c\u00e1c ch\u1ed1t \u0111\u00f3ng m\u1edf, c\u00e1c li\u00ean k\u1ebft c\u1ed1 \u0111\u1ecbnh v\u00e0 c\u00e1c ti\u1ebfp \u0111i\u1ec3m v\u1ecb tr\u00ed. B\u1ed9 chuy\u1ec3n m\u1ea1ch MNS\/GCK\/GCS<\/a> C\u00e1c m\u1eabu gia \u0111\u00ecnh cho th\u1ea5y l\u00fd do t\u1ea1i sao v\u1ecb tr\u00ed ti\u1ebfp li\u1ec7u l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a ranh gi\u1edbi an to\u00e0n \u0111i\u1ec7n. B\u1ed9 ng\u1eaft \u0111i\u1ec7n, gi\u00e1 \u0111\u1ee1 v\u00e0 k\u1ebft n\u1ed1i bus ph\u1ea3i l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t.<\/p>\n

\"LBAJI
C\u00e1c thi\u1ebft b\u1ecb h\u00fat th\u1ee9c \u0103n c\u00f3 th\u1ec3 th\u00e1o r\u1eddi k\u1ebft h\u1ee3p gi\u1eefa h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 \u0111i\u1ec7n v\u00e0 ch\u1ee9c n\u0103ng v\u1ecb tr\u00ed v\u00e0 kh\u00f3a li\u00ean \u0111\u1ed9ng c\u01a1 h\u1ecdc.<\/figcaption><\/figure>\n

X\u1ebfp h\u1ea1ng l\u1ed7i v\u00e0 ph\u1ed1i h\u1ee3p<\/h2>\n

T\u00ednh to\u00e1n d\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch ti\u1ec1m n\u0103ng t\u1ea1i v\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t, bao g\u1ed3m thi\u1ebft b\u1ecb c\u1ea5p \u0111i\u1ec7n, m\u00e1y bi\u1ebfn \u00e1p, m\u00e1y ph\u00e1t \u0111i\u1ec7n, \u0111\u1ed9ng c\u01a1 v\u00e0 c\u00e1c ngu\u1ed3n thay th\u1ebf. X\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng ng\u1eaft c\u1ee7a c\u1ea7u ch\u00ec \u1edf \u0111i\u1ec7n \u00e1p th\u1ef1c. Sau \u0111\u00f3, x\u00e1c minh ch\u1ec9 s\u1ed1 \u0111i\u1ec7n tr\u1edf ng\u1eafn m\u1ea1ch c\u1ee7a l\u1eafp r\u00e1p, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i ng\u1eafn th\u1eddi gian v\u00e0 b\u1ea5t k\u1ef3 gi\u1edbi h\u1ea1n v\u1ec1 kh\u1ea3 n\u0103ng n\u1ed1i ti\u1ebfp n\u00e0o. M\u1ed9t thi\u1ebft b\u1ecb c\u00f3 \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c th\u1ea5p h\u01a1n c\u00f3 th\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng ng\u1eaft kh\u00e1c nhau \u1edf \u0111i\u1ec7n \u00e1p d\u1ef1 \u00e1n.<\/p>\n

Vi\u1ec7c ph\u1ed1i h\u1ee3p ch\u1ecdn l\u1ecdc s\u1eed d\u1ee5ng c\u00e1c \u0111\u01b0\u1eddng cong th\u1eddi gian-\u0111i\u1ec7n \u00e1p, b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t ho\u1eb7c m\u1ed9t nghi\u00ean c\u1ee9u k\u1ef9 thu\u1eadt. Thi\u1ebft b\u1ecb ng\u1eaft ch\u00ednh kh\u00f4ng n\u00ean b\u1ecb ng\u1eaft tr\u01b0\u1edbc thi\u1ebft b\u1ecb ti\u1ebfp nh\u1eadn d\u00f2ng \u0111i\u1ec7n khi m\u1ee5c \u0111\u00edch thi\u1ebft k\u1ebf l\u00e0 lo\u1ea1i b\u1ecf d\u00f2ng \u0111i\u1ec7n m\u1ed9t c\u00e1ch ch\u1ecdn l\u1ecdc. C\u00e0i \u0111\u1eb7t thi\u1ebft l\u1eadp l\u1ed7i ngu\u1ed3n \u0111\u1ea5t c\u1ea7n \u0111\u01b0\u1ee3c ch\u00fa \u00fd \u0111\u1eb7c bi\u1ec7t trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111a ngu\u1ed3n v\u00ec c\u00e1c thi\u1ebft l\u1eadp trung t\u00ednh v\u00e0 li\u00ean k\u1ebft c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c c\u1ea3m nh\u1eadn.<\/p>\n

V\u1eadn h\u00e0nh th\u1eed<\/h2>\n

Tr\u01b0\u1edbc khi kh\u1edfi \u0111\u1ed9ng, h\u00e3y ki\u1ec3m tra c\u00e1c r\u00e0o ch\u1eafn, momen xo\u1eafn, nh\u00e3n d\u00e1n, s\u1ef1 li\u00ean t\u1ee5c c\u1ee7a d\u00e2y \u0111\u1ea5t, ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u01a1 c\u1ea5u v\u00e0 c\u00e0i \u0111\u1eb7t c\u1ee7a thi\u1ebft b\u1ecb b\u00e1o \u0111\u1ed9ng. Ki\u1ec3m tra c\u00e1c k\u1ebft n\u1ed1i m\u1edf, \u0111\u00f3ng, b\u00e1o \u0111\u1ed9ng, ch\u1ed1ng b\u01a1m, b\u00e1o \u0111\u1ed9ng ng\u1eaft d\u00f2ng \u0111i\u1ec7n, ng\u1eaft d\u00f2ng \u0111i\u1ec7n ng\u1eaft d\u00f2ng \u0111i\u1ec7n, \u0111i\u1ec7n \u00e1p th\u1ea5p v\u00e0 c\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 khi c\u00f3 th\u1ec3. X\u00e1c nh\u1eadn \u0111i\u1ec7n \u00e1p ngu\u1ed3n \u0111i\u1ec1u khi\u1ec3n c\u1ee7a ph\u1ee5 ki\u1ec7n trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh. L\u01b0u l\u1ea1i th\u1eddi gian v\u00e0 \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac ch\u1ec9 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u00ea duy\u1ec7t.<\/p>\n

B\u00f4i tr\u01a1n b\u1ed9 ph\u1eadn ng\u1eaft pha v\u1edbi t\u1ea3i su\u1ea5t \u0111\u1ea1i di\u1ec7n v\u00e0 ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 t\u1ea1i c\u00e1c ti\u1ebfp \u0111i\u1ec3m v\u00e0 k\u1ebft n\u1ed1i bus. Vi\u1ec7c v\u1eadn h\u00e0nh \u0111\u1ea7u ti\u00ean th\u00e0nh c\u00f4ng kh\u00f4ng ch\u1ee9ng minh s\u1ef1 ph\u1ed1i h\u1ee3p. Kh\u00e1m ph\u00e1 c\u00e1c \u0111i\u1ec3m n\u00f3ng, ho\u1ea1t \u0111\u1ed9ng ch\u1eadm tr\u1ec5, c\u1ea3nh b\u00e1o b\u1ea5t ng\u1edd ho\u1eb7c s\u1ef1 kh\u00f4ng t\u01b0\u01a1ng th\u00edch gi\u1eefa tr\u1ea1ng th\u00e1i c\u1ee5c b\u1ed9 v\u00e0 tr\u1ea1ng th\u00e1i t\u1eeb xa tr\u01b0\u1edbc khi \u0111\u01b0a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0o ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

B\u1ea3o tr\u00ec<\/h2>\n

Vi\u1ec7c b\u1ea3o tr\u00ec bao g\u1ed3m vi\u1ec7c l\u00e0m s\u1ea1ch bu\u1ed3ng h\u1ed3 quang, ki\u1ec3m tra c\u00e1c ti\u1ebfp \u0111i\u1ec3m, ki\u1ec3m tra \u0111\u1ed9 b\u00f4i tr\u01a1n c\u1ee7a c\u01a1 c\u1ea5u, v\u1eadn h\u00e0nh m\u00e1y c\u1eaft, x\u00e1c nh\u1eadn c\u00e0i \u0111\u1eb7t v\u00e0 ki\u1ec3m tra c\u00e1c ph\u1ee5 ki\u1ec7n. B\u1ee5i b\u1ea9n, \u0111\u1ed9 \u1ea9m v\u00e0 \u0103n m\u00f2n c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n v\u00e0 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng. Tu\u00e2n th\u1ee7 c\u00e1c kho\u1ea3ng th\u1eddi gian v\u00e0 quy tr\u00ecnh c\u00e1ch ly an to\u00e0n theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb. L\u01b0u gi\u1eef h\u1ed3 s\u01a1 v\u1ec1 c\u00e1c ho\u1ea1t \u0111\u1ed9ng, l\u1ed7i, k\u1ebft qu\u1ea3 ki\u1ec3m tra v\u00e0 thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t.<\/p>\n

N\u1ebfu c\u1ea7n thay th\u1ebf c\u1ea7u ch\u00ec, h\u00e3y ki\u1ec3m tra khung thi\u1ebft b\u1ecb, b\u1ed9 ng\u1eaft, c\u00e1c ti\u1ebfp \u0111i\u1ec3m, gi\u00e1 \u0111\u1ee1, ph\u1ee5 ki\u1ec7n v\u00e0 \u0111\u00e1nh gi\u00e1 v\u1ec1 \u0111\u1ed9 b\u1ec1n c\u1ee7a l\u1eafp r\u00e1p. C\u1eadp nh\u1eadt nh\u00e3n tr\u00ean b\u1ea3ng \u0111i\u1ec7n v\u00e0 nghi\u00ean c\u1ee9u v\u1ec1 tia s\u00e9t. H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch<\/a> Gi\u1ea3i th\u00edch l\u00fd do t\u1ea1i sao c\u00e1c th\u1eed nghi\u1ec7m v\u1ec1 h\u00ecnh \u1ea3nh, c\u00e1ch nhi\u1ec7t, ti\u1ebfp x\u00fac v\u00e0 ch\u1ee9c n\u0103ng n\u00ean \u0111\u01b0\u1ee3c ghi l\u1ea1i ri\u00eang bi\u1ec7t.<\/p>\n

Danh s\u00e1ch ki\u1ec3m tra mua s\u1eafm<\/h2>\n

Y\u00eau c\u1ea7u th\u00f4ng tin v\u1ec1 \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c, m\u1ee9c \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n, d\u00f2ng \u0111i\u1ec7n, kh\u1ea3 n\u0103ng ng\u1eaft d\u00f2ng \u0111i\u1ec7n, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i trong th\u1eddi gian ng\u1eafn, c\u00e1c ch\u1ee9c n\u0103ng b\u00e1o \u0111\u1ed9ng, danh s\u00e1ch ph\u1ee5 ki\u1ec7n, \u0111i\u1ec7n \u00e1p \u0111i\u1ec1u khi\u1ec3n, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi v\u1ecf b\u1ecdc, c\u00e1c t\u00f9y ch\u1ecdn r\u00fat ra kh\u1ecfi thi\u1ebft b\u1ecb, ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m v\u00e0 gi\u1ea3m \u0111i\u1ec7n \u00e1p m\u00f4i tr\u01b0\u1eddng. Y\u00eau c\u1ea7u b\u1ea3n v\u1ebd k\u00edch th\u01b0\u1edbc ch\u00ednh x\u00e1c v\u00e0 b\u1ea3ng m\u1ea1ch n\u1ed1i ti\u1ebfp. X\u00e1c \u0111\u1ecbnh xem thi\u1ebft b\u1ecb n\u00e0y d\u00f9ng \u0111\u1ec3 chuy\u1ec3n m\u1ea1ch, c\u00e1ch ly, b\u1ea3o v\u1ec7 hay c\u1ea3 ba. \u0110i\u1ec1u n\u00e0y ng\u0103n kh\u00f4ng cho vi\u1ec7c thay th\u1ebf c\u1ea7u ng\u1eaft m\u1ea1ch v\u1edbi c\u1ea7u ng\u1eaft l\u1ed7i.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c thi\u1ebft b\u1ecb n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o ho\u1eb7c thi\u1ebft b\u1ecb tr\u1ea1m bi\u1ebfn \u00e1p \u0111\u00f3ng g\u00f3i, h\u00e3y bao g\u1ed3m c\u00e1c th\u00f4ng s\u1ed1 v\u1ec1 d\u00f2ng \u0111i\u1ec7n ng\u01b0\u1ee3c, h\u00e0nh vi l\u1ed7i c\u1ee7a bi\u1ebfn t\u1ea7n v\u00e0 m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi. B\u1ed9 t\u1ee7 BWG-800<\/a> \u0110\u00e2y l\u00e0 ti\u00eau chu\u1ea9n tham chi\u1ebfu cho d\u00f2ng s\u1ea3n ph\u1ea9m, kh\u00f4ng ph\u1ea3i l\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt chung cho m\u00e1y h\u00fat b\u1ee5i. Vi\u1ec7c l\u1ef1a ch\u1ecdn cu\u1ed1i c\u00f9ng do c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 d\u00f2ng s\u1ea3n ph\u1ea9m v\u00e0 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t quy\u1ebft \u0111\u1ecbnh.<\/p>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn m\u00e1y ng\u1eaft \u0111i\u1ec7n c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ee9c ph\u01a1i nhi\u1ec5m v\u1edbi tia \u0111i\u1ec7n. H\u00e3y ghi l\u1ea1i th\u1eddi gian t\u1eaft m\u00e1y, c\u00e0i \u0111\u1eb7t b\u00e1o \u0111\u1ed9ng, kho\u1ea3ng c\u00e1ch l\u00e0m vi\u1ec7c, lo\u1ea1i v\u1ecf b\u1ecdc v\u00e0 tr\u1ea1ng th\u00e1i b\u1ea3o tr\u00ec \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nghi\u00ean c\u1ee9u v\u1ec1 n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n. M\u1ed9t m\u00e1y ng\u1eaft \u0111i\u1ec7n thay th\u1ebf c\u00f3 ch\u1ee9c n\u0103ng t\u1ee9c th\u1eddi kh\u00e1c c\u00f3 th\u1ec3 thay \u0111\u1ed5i nh\u00e3n hi\u1ec7u ngay c\u1ea3 khi d\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c kh\u00f4ng thay \u0111\u1ed5i. H\u00e3y \u0111\u1ea3m b\u1ea3o \u0111\u1ed3ng b\u1ed9 h\u00f3a nh\u00e3n v\u00e0 c\u00e0i \u0111\u1eb7t v\u1edbi thi\u1ebft b\u1ecb hi\u1ec7n t\u1ea1i.<\/p>\n

\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng ch\u00ednh, c\u1ea7n xem x\u00e9t l\u1ea1i vi\u1ec7c truy\u1ec1n t\u1ea3i \u0111i\u1ec7n t\u1eeb c\u00e1c m\u00e1y ph\u00e1t \u0111i\u1ec7n, h\u1ec7 th\u1ed1ng UPS v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n. C\u00e1c thi\u1ebft b\u1ecb li\u00ean \u0111\u1ed9ng c\u01a1 v\u00e0 \u0111i\u1ec7n n\u00ean ng\u0103n ch\u1eb7n ho\u1ea1t \u0111\u1ed9ng song song kh\u00f4ng an to\u00e0n, tr\u1eeb khi thi\u1ebft k\u1ebf cho ph\u00e9p. Ki\u1ec3m tra chu tr\u00ecnh truy\u1ec1n t\u1ea3i, thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa v\u00e0 th\u00f4ng b\u00e1o ngu\u1ed3n v\u1edbi k\u1ef9 s\u01b0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n. M\u1ed9t c\u1ea7u dao m\u1edf m\u1ed9t ngu\u1ed3n c\u00f3 th\u1ec3 khi\u1ebfn m\u1ed9t ngu\u1ed3n kh\u00e1c v\u1eabn c\u00f2n ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

\"LBAJI
C\u00e1c ph\u1ea7n c\u1ea5p ngu\u1ed3n nhi\u1ec1u c\u1ea5p \u0111\u00f2i h\u1ecfi c\u00e1c ch\u1ec9 s\u1ed1 d\u00f2ng \u0111i\u1ec7n, nh\u00e3n m\u00e1c v\u00e0 ph\u1ed1i h\u1ee3p th\u1ed1ng nh\u1ea5t tr\u00ean to\u00e0n b\u1ed9 d\u00f2ng s\u1ea3n ph\u1ea9m.<\/figcaption><\/figure>\n

Khi thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong tr\u1ea1m bi\u1ebfn \u00e1p ti\u1ec1n ch\u1ebf, h\u00e3y ki\u1ec3m tra khoang \u0111i\u1ec7n \u00e1p th\u1ea5p, tr\u1edf kh\u00e1ng c\u1ee7a m\u00e1y bi\u1ebfn \u00e1p, k\u1ebft n\u1ed1i c\u00e1p v\u00e0 m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i. Tr\u1ea1m bi\u1ebfn \u00e1p YBM-12<\/a> \u0111o\u0301ng hi\u0300nh m\u00f4\u0323t b\u00f4\u0323 ma\u0301y b\u00f4\u0301 tri\u0301, nh\u01b0ng ch\u01b0\u01a1ng tri\u0300nh thi\u00ea\u0301t k\u00ea\u0301 b\u00ean trong \u0111\u01b0\u01a1\u0323c ph\u00ea duy\u1ec7t ki\u1ec3m so\u00e1t th\u00f4ng s\u00f4\u0301 k\u1ef9 thu\u1eadt c\u1ee7a m\u00e1y h\u00fat kh\u00ed. Tr\u01b0\u1edbc khi \u0111\u01b0a m\u00e1y v\u00e0o ho\u1ea1t \u0111\u1ed9ng, vui l\u00f2ng y\u00eau c\u1ea7u c\u00f3 b\u1ea3n ghi ch\u00e9p v\u1ec1 c\u00e1c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 t\u1ea1i nh\u00e0 m\u00e1y v\u00e0 b\u1ea3n v\u1ebd k\u1ebft qu\u1ea3 x\u00e2y d\u1ef1ng cu\u1ed1i c\u00f9ng.<\/p>\n

\"LBAJI
C\u00e1c tr\u1ea1m bi\u1ebfn \u00e1p \u0111\u00f3ng g\u00f3i c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng v\u1ec1 m\u00e1y bi\u1ebfn \u00e1p, c\u1ea7u ng\u1eaft \u0111i\u1ec7n \u00e1p th\u1ea5p v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi.<\/figcaption><\/figure>\n

Trong qu\u00e1 tr\u00ecnh c\u1ea3i ti\u1ebfn, h\u00e3y ki\u1ec3m tra thanh busbar, c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p v\u00e0 nhi\u1ec7t \u0111\u1ed9 trong khoang tr\u01b0\u1edbc khi t\u0103ng c\u01b0\u1eddng thi\u1ebft b\u1ecb ng\u1eaft \u0111i\u1ec7n. M\u1ed9t thi\u1ebft b\u1ecb ng\u1eaft \u0111i\u1ec7n l\u1edbn h\u01a1n c\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00e1c kho\u1ea3ng c\u00e1ch gi\u00e3n c\u00e1ch kh\u00e1c nhau, c\u1ea7n m\u1ed9t khung m\u00e1y m\u1ea1nh h\u01a1n v\u00e0 c\u00e1c r\u00e0o ch\u1eafn \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i. X\u00e1c nh\u1eadn kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i ng\u1eafn h\u1ea1n c\u1ee7a b\u1ed9 ph\u1eadn bus v\u00e0 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc c\u1ee7a k\u1ebft n\u1ed1i. C\u1eadp nh\u1eadt l\u1ecbch tr\u00ecnh b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 danh s\u00e1ch ph\u1ee5 t\u00f9ng sau khi th\u1ef1c hi\u1ec7n thay \u0111\u1ed5i.<\/p>\n

C\u00e1c nh\u00e0 v\u1eadn h\u00e0nh n\u00ean nh\u1eadn th\u1ee9c r\u00f5 r\u00e0ng v\u1ec1 c\u00e1c tr\u1ea1ng th\u00e1i m\u1edf, \u0111\u00f3ng, b\u1ecb ng\u1eaft v\u00e0 b\u1ecb c\u00f4 l\u1eadp. S\u1eed d\u1ee5ng c\u00e1c nh\u00e3n d\u00e1n b\u1ec1n v\u00e0 c\u00e1c ch\u1ec9 b\u00e1o t\u1ea1i ch\u1ed7 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5. N\u1ebfu b\u1ed9 ng\u1eaft \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1edfi PLC, h\u00e3y ki\u1ec3m tra s\u1ef1 m\u1ea5t k\u1ebft n\u1ed1i, m\u1ea5t ngu\u1ed3n \u0111i\u1ec1u khi\u1ec3n v\u00e0 vi\u1ec7c kh\u1edfi \u0111\u1ed9ng kh\u1ea9n c\u1ea5p th\u1ee7 c\u00f4ng. M\u1ed9t t\u1eeb ng\u1eef tr\u1ea1ng th\u00e1i t\u1eeb xa kh\u00f4ng thay th\u1ebf \u0111\u01b0\u1ee3c vi\u1ec7c ch\u1ec9 \u0111\u1ecbnh v\u1ecb tr\u00ed v\u1eadt l\u00fd theo y\u00eau c\u1ea7u c\u1ee7a quy tr\u00ecnh.<\/p>\n

H\u00e3y gi\u1eef cho th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt cu\u1ed1i c\u00f9ng l\u00e0 trung l\u1eadp v\u00e0 c\u00f3 th\u1ec3 truy xu\u1ea5t \u0111\u01b0\u1ee3c. Cung c\u1ea5p th\u00f4ng tin v\u1ec1 ti\u00eau chu\u1ea9n, c\u1ea5p \u0111i\u1ec7n \u00e1p, ch\u1ee9c n\u0103ng ho\u1ea1t \u0111\u1ed9ng, ph\u1ee5 ki\u1ec7n, m\u00f4i tr\u01b0\u1eddng, lo\u1ea1i l\u1eafp r\u00e1p, c\u00e1c b\u00e0i ki\u1ec3m tra v\u00e0 c\u00e1c t\u00e0i li\u1ec7u c\u1ea7n thi\u1ebft. \u0110i\u1ec1u n\u00e0y ng\u0103n kh\u00f4ng cho m\u1ed9t c\u00f4ng t\u1eafc c\u00f3 ki\u1ec3u d\u00e1ng t\u01b0\u01a1ng t\u1ef1 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng thay th\u1ebf cho m\u1ed9t b\u1ed9 ng\u1eaft m\u1ea1ch c\u00f3 c\u1ea5p \u0111i\u1ec7n \u00e1p, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p cho \u0111\u1ed9i b\u1ea3o tr\u00ec nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00ean k\u1ebf ho\u1ea1ch ng\u1eaft \u0111i\u1ec7n v\u00e0 th\u1eed nghi\u1ec7m.<\/p>\n

\u0110\u1ea7u ti\u00ean, h\u00e3y bao g\u1ed3m ranh gi\u1edbi an to\u00e0n trong h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng: ngu\u1ed3n \u0111i\u1ec7n n\u00e0o \u0111\u01b0\u1ee3c c\u00e1ch ly, b\u1ed9 ng\u1eaft c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c kh\u00f3a \u1edf \u0111\u00e2u, c\u00e1ch th\u1ee9c x\u00e1c nh\u1eadn vi\u1ec7c m\u1ea5t \u0111i\u1ec7n v\u00e0 c\u00e1c ki\u1ec3m tra v\u1ec1 ngu\u1ed3n \u0111i\u1ec7n d\u1ef1 ph\u00f2ng hay ngu\u1ed3n \u0111i\u1ec7n thay th\u1ebf n\u00e0o l\u00e0 c\u1ea7n thi\u1ebft. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng khi b\u1ed9 ng\u1eaft kh\u00ed l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng chuy\u1ec3n t\u1ea3i, m\u00e1y ph\u00e1t \u0111i\u1ec7n ho\u1eb7c h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng t\u00e1i t\u1ea1o.<\/p>\n

H\u00e3y l\u01b0u tr\u1eef m\u1ed9t k\u1ebf ho\u1ea1ch d\u1ef1 ph\u00f2ng \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t cho khung c\u00f4ng t\u1eafc, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n kh\u1ea9n c\u1ea5p, cu\u1ed9n d\u00e2y \u0111\u00f3ng v\u00e0 c\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 tr\u1ee3. Vi\u1ec7c thay th\u1ebf ph\u1ee5 ki\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i k\u1ebft h\u1ee3p th\u1eed nghi\u1ec7m v\u00e0 logic \u0111i\u1ec1u khi\u1ec3n. H\u00e3y ghi l\u1ea1i c\u00e1c m\u00e3 s\u1ed1 v\u00e0 ghi ch\u00fa v\u1ec1 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch trong h\u1ec7 th\u1ed1ng b\u1ea3o tr\u00ec tr\u01b0\u1edbc khi \u0111\u01b0a thi\u1ebft b\u1ecb v\u00e0o ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n
\n
\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

An air switch circuit breaker is an air-insulated switching and protection device that uses the surrounding air as its arc-insulation medium. The term is used for several low-voltage devices, including air circuit breakers, panel air switches and manually operated disconnects. The exact function matters: a disconnect may isolate a circuit but not interrupt a fault, […]<\/p>\n","protected":false},"author":6,"featured_media":3957,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[53],"tags":[76,83],"class_list":["post-3593","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-switchgear-protection","tag-medium-voltage-switchgear","tag-power-distribution"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/posts\/3593","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/comments?post=3593"}],"version-history":[{"count":1,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/posts\/3593\/revisions"}],"predecessor-version":[{"id":3596,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/posts\/3593\/revisions\/3596"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/media\/3957"}],"wp:attachment":[{"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/media?parent=3593"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/categories?post=3593"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/tags?post=3593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}