{"id":3594,"date":"2026-09-24T07:00:00","date_gmt":"2026-09-24T07:00:00","guid":{"rendered":"https:\/\/lbajiele.com\/?p=3594"},"modified":"2026-10-04T10:32:34","modified_gmt":"2026-10-04T10:32:34","slug":"what-is-a-sf6-circuit-breaker","status":"publish","type":"post","link":"https:\/\/lbajiele.com\/vi\/blog\/what-is-a-sf6-circuit-breaker\/","title":{"rendered":"Kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 b\u1eb1ng b\u1ed9 ng\u1eaft m\u1ea1ch SF6 l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn"},"content":{"rendered":"

An B\u1ed9 ng\u1eaft m\u1ea1ch SF6<\/strong> L\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch \u0111i\u1ec7n \u00e1p cao s\u1eed d\u1ee5ng kh\u00ed hexafluorua l\u01b0u hu\u1ef3nh \u0111\u1ec3 c\u00e1ch \u0111i\u1ec7n v\u00e0 ng\u0103n ch\u1eadn tia h\u1ed3 quang. Kh\u00ed n\u00e0y c\u00f3 \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i cao v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 c\u00e1c electron t\u1ef1 do, cho ph\u00e9p thi\u1ebft b\u1ecb ng\u1eaft d\u00f2ng \u0111i\u1ec7n nh\u1ecf g\u1ecdn c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec7n \u00e1p ph\u1ee5c h\u1ed3i sau khi d\u00f2ng \u0111i\u1ec7n \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf. Thi\u1ebft b\u1ecb SF6 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u1ec7 th\u1ed1ng k\u00edn, \u0111i\u1ec1u khi\u1ec3n \u0111\u01b0\u1ee3c; n\u00f3 kh\u00f4ng \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t b\u1ed9 ng\u1eaft d\u00f2ng \u0111i\u1ec7n th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1ea7y m\u1ed9t lo\u1ea1i kh\u00ed kh\u00e1c.<\/p>\n

C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 ng\u1eaft<\/h2>\n

Khi c\u00e1c ti\u1ebfp \u0111i\u1ec3m t\u00e1ch ra, s\u1ebd h\u00ecnh th\u00e0nh m\u1ed9t v\u00f2ng \u0111i\u1ec7n. B\u1ed9 ng\u1eaft s\u1ebd d\u1eabn \u00e1p su\u1ea5t SF6 qua v\u00f9ng \u0111i\u1ec7n, l\u00e0m ngu\u1ed9i plasma v\u00e0 gi\u1ea3m \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n g\u1ea7n m\u1ee9c d\u00f2ng \u0111i\u1ec7n b\u1eb1ng kh\u00f4ng. Sau khi ng\u1eaft k\u1ebft n\u1ed1i, kh\u00ed s\u1ebd kh\u00f4i ph\u1ee5c l\u1ea1i \u0111\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i gi\u1eefa c\u00e1c ti\u1ebfp \u0111i\u1ec3m. C\u00e1c c\u01a1 ch\u1ebf buffer, t\u1ef1 n\u1ed5 v\u00e0 hybrid s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p kh\u00e1c nhau gi\u1eefa chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ti\u1ebfp \u0111i\u1ec3m v\u00e0 \u00e1p su\u1ea5t kh\u00ed. Thi\u1ebft k\u1ebf ch\u00ednh x\u00e1c, \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c v\u00e0 c\u00f4ng su\u1ea5t ng\u1eaft s\u1ebd d\u1ef1a tr\u00ean d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n

SF6 c\u0169ng \u0111\u00f3ng vai tr\u00f2 c\u00e1ch nhi\u1ec7t cho c\u00e1c ph\u1ea7n \u0111i\u1ec7n t\u1eed trong thi\u1ebft b\u1ecb c\u00e1ch \u0111i\u1ec7n. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p l\u1eafp \u0111\u1eb7t thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch c\u00e1ch \u0111i\u1ec7n b\u1eb1ng kh\u00ed d\u1ea1ng nh\u1ecf g\u1ecdn v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i v\u00f2ng trong c\u00e1c tr\u1ea1m bi\u1ebfn \u00e1p, n\u01a1i kh\u00f4ng gian, \u00f4 nhi\u1ec5m ho\u1eb7c \u1ea3nh h\u01b0\u1edfng c\u1ee7a th\u1eddi ti\u1ebft khi\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1ch \u0111i\u1ec7n b\u1eb1ng kh\u00f4ng kh\u00ed tr\u1edf n\u00ean kh\u00f3 kh\u0103n. Khoang ch\u1ee9a kh\u00ed, m\u00e0n h\u00ecnh \u0111o m\u1eadt \u0111\u1ed9, \u0111\u01b0\u1eddng tho\u00e1t \u00e1p l\u1ef1c v\u00e0 c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p \u0111\u1ec1u l\u00e0 th\u00e0nh ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ea3o tr\u00ec c\u00f9ng nhau.<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/th>T\u1ea1i sao \u0111i\u1ec1u \u0111\u00f3 quan tr\u1ecdng<\/th>B\u1eb1ng ch\u1ee9ng<\/th><\/tr><\/thead>
\u0110i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c<\/td>C\u00e0i \u0111\u1eb7t ch\u1ee9c n\u0103ng c\u00e1ch nhi\u1ec7t v\u00e0 \u0111i\u1ec7n \u00e1p ph\u1ee5c h\u1ed3i<\/td>Gi\u1ea5y ch\u1ee9ng nh\u1eadn v\u00e0 b\u1ea3ng t\u00ean ki\u1ec3m tra ki\u1ec3u<\/td><\/tr>
D\u00f2ng \u0111i\u1ec7n li\u00ean t\u1ee5c<\/td>X\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 d\u1eabn v\u00e0 ti\u1ebfp x\u00fac<\/td>D\u1eef li\u1ec7u v\u1ec1 d\u00f2ng \u0111i\u1ec7n v\u00e0 nhi\u1ec7t \u0111\u1ed9 t\u0103ng<\/td><\/tr>
D\u00f2ng \u0111i\u1ec7n ng\u1eafn m\u1ea1ch<\/td>X\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng ng\u1eaft \u0111\u01b0\u1eddng cong<\/td>Vi\u1ec7c nghi\u00ean c\u1ee9u l\u1ed7i v\u00e0 \u0111\u00e1nh gi\u00e1 c\u00f4ng su\u1ea5t c\u1ea7u dao<\/td><\/tr>
\u0110\u1ed9 d\u00e0y c\u1ee7a kh\u00ed<\/td>Kh\u1ea3 n\u0103ng d\u1eabn \u0111i\u1ec7n th\u1ea5p c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u00e1ch nhi\u1ec7t v\u00e0 \u0111\u1ed9 gi\u00e1n \u0111o\u1ea1n<\/td>C\u00e0i \u0111\u1eb7t m\u00e0n h\u00ecnh gi\u00e1m s\u00e1t m\u1eadt \u0111\u1ed9 v\u00e0 b\u00e1o \u0111\u1ed9ng<\/td><\/tr>
Tuy\u00ean b\u1ed1 v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/td>Qu\u1ea3n l\u00fd x\u1eed l\u00fd, kh\u00f4i ph\u1ee5c v\u00e0 b\u00e1o c\u00e1o<\/td>Quy tr\u00ecnh c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 c\u00e1c quy \u0111\u1ecbnh \u0111\u1ecba ph\u01b0\u01a1ng<\/td><\/tr><\/tbody><\/table>\n

Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng m\u00e1y c\u1eaft SF6<\/h2>\n

C\u00e1c thi\u1ebft b\u1ecb ng\u1eaft SF6 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c tr\u1ea1m bi\u1ebfn \u00e1p trung v\u00e0 cao th\u1ebf, tr\u1ea1m chuy\u1ec3n t\u1ea3i, thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch c\u00e1ch \u0111i\u1ec7n kh\u00ed n\u00e9n nh\u1ecf g\u1ecdn, thi\u1ebft b\u1ecb ph\u00e2n ph\u1ed1i v\u00f2ng v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i c\u00f4ng nghi\u1ec7p. Ch\u00fang \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn khi y\u00eau c\u1ea7u ng\u1eaft \u0111i\u1ec7n cao, k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t l\u00e0 quan tr\u1ecdng. C\u00e1c d\u1ef1 \u00e1n m\u1edbi c\u0169ng c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00f4ng ngh\u1ec7 ch\u00e2n kh\u00f4ng ho\u1eb7c c\u00f4ng ngh\u1ec7 thay th\u1ebf kh\u00ed n\u00e9n t\u00f9y thu\u1ed9c v\u00e0o \u0111i\u1ec7n \u00e1p, y\u00eau c\u1ea7u s\u1eed d\u1ee5ng, v\u00f2ng \u0111\u1eddi v\u00e0 y\u00eau c\u1ea7u v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/p>\n

M\u1ed9t thi\u1ebft b\u1ecb v\u00f2ng ti\u1ebfp li\u1ec7u c\u00e1ch \u0111i\u1ec7n b\u1eb1ng kh\u00ed c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p c\u00e1c c\u00f4ng t\u1eafc t\u1ea3i, c\u1ea7u dao, c\u00f4ng t\u1eafc n\u1ed1i \u0111\u1ea5t, thanh d\u1eabn \u0111i\u1ec7n v\u00e0 khoang c\u00e1p trong m\u1ed9t b\u1ec3 k\u00edn. T\u1ee7 b\u00ean ngo\u00e0i kh\u00f4ng th\u1ec3 ti\u1ebft l\u1ed9 \u00e1p su\u1ea5t kh\u00ed b\u00ean trong ho\u1eb7c c\u1ea5u tr\u00fac chuy\u1ec3n m\u1ea1ch. LBAJI Thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch m\u1ea1ng v\u00f2ng HC-40.5<\/a> l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m tham chi\u1ebfu; b\u1ea3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t s\u1ebd ki\u1ec3m so\u00e1t h\u1ec7 th\u1ed1ng kh\u00ed gas th\u1ef1c t\u1ebf.<\/p>\n

\"LBAJI
Thi\u1ebft b\u1ecb v\u00f2ng k\u00edn nh\u1ecf g\u1ecdn minh h\u1ecda c\u00e1ch c\u00e1c khoang c\u00e1ch nhi\u1ec7t v\u00e0 ch\u1ee9c n\u0103ng chuy\u1ec3n \u0111\u1ed5i \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p trong m\u1ed9t thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/figcaption><\/figure>\n

X\u1ebfp h\u1ea1ng v\u00e0 \u0111i\u1ec1u ph\u1ed1i<\/h2>\n

X\u00e1c \u0111\u1ecbnh \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c, \u0111i\u1ec7n \u00e1p h\u1ec7 th\u1ed1ng cao nh\u1ea5t, d\u00f2ng \u0111i\u1ec7n \u0111\u1ecbnh m\u1ee9c, d\u00f2ng \u0111i\u1ec7n ng\u1eaft m\u1ea1ch ng\u1eafn, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i ng\u1eafn h\u1ea1n, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i \u0111\u1ec9nh, kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u1ea7n s\u1ed1 \u0111i\u1ec7n, m\u1ee9c \u0111\u1ed9 xung s\u00e9t, tr\u00ecnh t\u1ef1 ho\u1ea1t \u0111\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ef1c c\u01a1 h\u1ecdc. X\u00e1c nh\u1eadn thi\u1ebft b\u1ecb ng\u1eaft l\u00e0 ph\u00f9 h\u1ee3p v\u1edbi t\u1ea7n s\u1ed1 h\u1ec7 th\u1ed1ng v\u00e0 h\u1ec7 th\u1ed1ng n\u1ed1i \u0111\u1ea5t. M\u1ed9t thi\u1ebft b\u1ecb ng\u1eaft ch\u00ednh 12 kV v\u00e0 m\u1ed9t thi\u1ebft b\u1ecb ng\u1eaft ch\u00ednh k\u1ebft c\u1ea5u kim lo\u1ea1i 40,5 kV c\u00f3 thi\u1ebft k\u1ebf kh\u00e1c nhau ngay c\u1ea3 khi c\u1ea3 hai \u0111\u1ec1u s\u1eed d\u1ee5ng SF6.<\/p>\n

\u0110i\u1ec1u ph\u1ed1i thi\u1ebft b\u1ecb ng\u1eaft pha v\u1edbi c\u00e1c r\u01a1le b\u1ea3o v\u1ec7, m\u00e1y bi\u1ebfn d\u00f2ng \u0111i\u1ec7n, m\u00e1y bi\u1ebfn \u00e1p \u0111i\u1ec7n \u00e1p, c\u1ea7u ch\u00ec v\u00e0 ngu\u1ed3n c\u1ea5p \u0111i\u1ec7n ph\u00eda tr\u00ean. \u0110\u00e1nh gi\u00e1 c\u00e1c \u0111\u00f3ng g\u00f3p t\u1eeb thi\u1ebft b\u1ecb ti\u1ec7n \u00edch, m\u00e1y bi\u1ebfn \u00e1p, m\u00e1y ph\u00e1t \u0111i\u1ec7n, \u0111\u1ed9ng c\u01a1 v\u00e0 ngu\u1ed3n c\u1ea5p \u0111i\u1ec7n d\u1ef1 ph\u00f2ng. C\u00e0i \u0111\u1eb7t c\u1ee7a r\u01a1le ph\u1ea3i lo\u1ea1i b\u1ecf c\u00e1c l\u1ed7i trong ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng v\u00e0 gi\u1edbi h\u1ea1n nhi\u1ec7t c\u1ee7a c\u00e1p. Ghi l\u1ea1i tr\u00ecnh t\u1ef1 v\u1eadn h\u00e0nh, \u0111i\u1ec7n \u00e1p cu\u1ed9n d\u00e2y trip v\u00e0 s\u01a1 \u0111\u1ed3 d\u1ef1 ph\u00f2ng khi thi\u1ebft b\u1ecb ng\u1eaft pha kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

Qu\u1ea3n l\u00fd kh\u00ed \u0111\u1ed1t v\u00e0 ki\u1ec3m so\u00e1t m\u00f4i tr\u01b0\u1eddng<\/h2>\n

SF6 l\u00e0 lo\u1ea1i kh\u00ed nh\u00e0 k\u00ednh c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y hi\u1ec7u \u1ee9ng nh\u00e0 k\u00ednh m\u1ea1nh, do \u0111\u00f3 vi\u1ec7c x\u1eed l\u00fd ph\u1ea3i tu\u00e2n theo quy tr\u00ecnh \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Kh\u00f4ng n\u00ean x\u1ea3 kh\u00ed trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec. S\u1eed d\u1ee5ng thi\u1ebft b\u1ecb kh\u00f4i ph\u1ee5c kh\u00ed \u0111\u00e3 ph\u00ea duy\u1ec7t, thi\u1ebft b\u1ecb ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9 v\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba ph\u01b0\u01a1ng \u00e1p d\u1ee5ng v\u00e0 h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u1ec1 vi\u1ec7c n\u1ea1p, kh\u00f4i ph\u1ee5c, t\u00e1i ch\u1ebf v\u00e0 x\u1eed l\u00fd kh\u00ed. Nh\u00e2n vi\u00ean c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o v\u1ec1 thi\u1ebft b\u1ecb c\u1ee5 th\u1ec3 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd kh\u00ed.<\/p>\n

C\u00e1c thi\u1ebft b\u1ecb gi\u00e1m s\u00e1t m\u1eadt \u0111\u1ed9 th\u01b0\u1eddng cung c\u1ea5p ng\u01b0\u1ee1ng b\u00e1o \u0111\u1ed9ng v\u00e0 kh\u00f3a. C\u1ea3nh b\u00e1o m\u1eadt \u0111\u1ed9 th\u1ea5p c\u00f3 th\u1ec3 cho th\u1ea5y hi\u1ec7n t\u01b0\u1ee3ng r\u00f2 r\u1ec9 ho\u1eb7c thay \u0111\u1ed5i \u00e1p su\u1ea5t li\u00ean quan \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9; \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 l\u00fd do \u0111\u1ec3 ng\u1eaft k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb. Kh\u00e1ch h\u00e0ng n\u00ean \u0111i\u1ec1u tra nguy\u00ean nh\u00e2n, c\u00e1ch ly thi\u1ebft b\u1ecb khi c\u1ea7n thi\u1ebft v\u00e0 kh\u00f4i ph\u1ee5c m\u1eadt \u0111\u1ed9 quy \u0111\u1ecbnh tr\u01b0\u1edbc khi ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng. L\u01b0u gi\u1eef h\u1ed3 s\u01a1 kh\u00ed \u0111\u1ed1t, k\u1ebft qu\u1ea3 ki\u1ec3m tra v\u00e0 s\u1eeda ch\u1eefa r\u00f2 r\u1ec9 c\u00f9ng v\u1edbi l\u1ecbch s\u1eed t\u00e0i s\u1ea3n.<\/p>\n

H\u1ec7 th\u1ed1ng c\u01a1 kh\u00ed v\u00e0 \u0111i\u1ec1u khi\u1ec3n<\/h2>\n

C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 l\u00e0 l\u00f2 xo, th\u1ee7y l\u1ef1c ho\u1eb7c \u0111\u1ed9ng c\u01a1. Ki\u1ec3m tra ch\u1ed1ng b\u01a1m, ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng b\u1ecb qu\u00e1 t\u1ea3i, \u0111i\u1ec7n \u00e1p cu\u1ed9n d\u00e2y \u0111\u00f3ng v\u00e0 b\u1eadt, c\u00e1c ti\u1ebfp \u0111i\u1ec3m ph\u1ee5 v\u00e0 logic l\u1ef1a ch\u1ecdn \u0111\u1ecba ph\u01b0\u01a1ng\/\u0111i\u1ec7n t\u1eeb. C\u00f4ng t\u1eafc n\u1ed1i \u0111\u1ea5t v\u00e0 c\u00e1c kh\u00f3a li\u00ean \u0111\u1ed9ng gi\u1eefa khoang c\u00e1p ng\u0103n ng\u1eeba vi\u1ec7c ti\u1ebfp c\u1eadn kh\u00f4ng an to\u00e0n. H\u1ec7 th\u1ed1ng kh\u00f3a li\u00ean \u0111\u1ed9ng b\u1eb1ng ch\u00eca ho\u1eb7c kh\u00f3a b\u1ecb m\u1eafc k\u1eb9t n\u00ean \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m trong m\u1ecdi chu tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00e9p.<\/p>\n

\u0110\u1ed1i v\u1edbi h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 th\u00e1o r\u1eddi ho\u1eb7c c\u00f3 c\u1ea5u tr\u00fac m\u00f4-\u0111un, h\u00e3y ki\u1ec3m tra v\u1ecb tr\u00ed d\u1ecbch v\u1ee5 v\u00e0 th\u1eed nghi\u1ec7m, c\u1eeda ch\u1edbp, ti\u1ebfp \u0111i\u1ec3m v\u1ecb tr\u00ed v\u00e0 \u0111i\u1ec3m d\u1eebng gi\u00e1 \u0111\u1ee1. T\u1ee7 \u0111i\u1ec7n b\u1ecdc kim lo\u1ea1i b\u1ecdc gi\u00e1p KYN28A-12<\/a> Trang n\u00e0y minh h\u1ecda c\u00e1ch c\u00e1c ch\u1ee9c n\u0103ng v\u1ecb tr\u00ed ng\u1eaft v\u00e0 li\u00ean k\u1ebft \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong m\u1ed9t d\u00f2ng s\u1ea3n ph\u1ea9m \u0111i\u1ec7n \u00e1p trung b\u00ecnh. C\u1ea5u tr\u00fac khoang SF6 th\u1ef1c t\u1ebf v\u00e0 s\u01a1 \u0111\u1ed3 \u0111i\u1ec1u khi\u1ec3n ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra ri\u00eang bi\u1ec7t.<\/p>\n

\"LBAJI
Thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch \u0111i\u1ec7n \u00e1p trung b\u00ecnh y\u00eau c\u1ea7u c\u00f3 b\u1ed9 ng\u1eaft d\u00f2ng r\u00f5 r\u00e0ng, c\u00f4ng t\u1eafc n\u1ed1i \u0111\u1ea5t v\u00e0 tr\u1ea1ng th\u00e1i ng\u1eaft k\u1ebft n\u1ed1i ngo\u00e0i b\u1ed9 ng\u1eaft kh\u00ed c\u00e1ch nhi\u1ec7t.<\/figcaption><\/figure>\n

Th\u1eed nghi\u1ec7m v\u00e0 v\u1eadn h\u00e0nh<\/h2>\n

Vi\u1ec7c v\u1eadn h\u00e0nh th\u1eed th\u01b0\u1eddng bao g\u1ed3m vi\u1ec7c ki\u1ec3m tra h\u00ecnh \u1ea3nh, x\u00e1c nh\u1eadn nh\u00e3n hi\u1ec7u, ki\u1ec3m tra n\u1ed3ng \u0111\u1ed9 kh\u00ed, th\u1eed r\u00f2 r\u1ec9, v\u1eadn h\u00e0nh c\u01a1 h\u1ecdc, \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac, th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ed9 c\u00e1ch \u0111i\u1ec7n v\u00e0 ki\u1ec3m tra ch\u1ee9c n\u0103ng r\u01a1le. S\u1eed d\u1ee5ng gi\u1edbi h\u1ea1n th\u1eed nghi\u1ec7m c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 quy tr\u00ecnh t\u1ea1i \u0111\u1ecba \u0111i\u1ec3m \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. Kh\u00f4ng n\u00ean \u00e1p d\u1ee5ng \u0111i\u1ec7n \u00e1p th\u1eed ho\u1eb7c m\u1edf khoang n\u1ebfu ch\u01b0a x\u00e1c nh\u1eadn ranh gi\u1edbi c\u00e1ch ly, n\u1ed1i \u0111\u1ea5t v\u00e0 x\u1eed l\u00fd kh\u00ed gas.<\/p>\n

L\u01b0u l\u1ea1i th\u1eddi gian m\u1edf v\u00e0 \u0111\u00f3ng c\u1eeda, \u0111\u1ed3ng th\u1eddi \u0111\u1ed3ng th\u1eddi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u1ef1c, d\u00f2ng \u0111i\u1ec7n cu\u1ed9n d\u00e2y, \u0111i\u1ec7n tr\u1edf ti\u1ebfp x\u00fac, c\u00e0i \u0111\u1eb7t r\u01a1le v\u00e0 c\u00e1c ch\u1ec9 s\u1ed1 m\u1eadt \u0111\u1ed9 kh\u00ed. So s\u00e1nh k\u1ebft qu\u1ea3 v\u1edbi d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 m\u00e1y v\u00e0 c\u00e1c b\u1ea3n ghi b\u1ea3o d\u01b0\u1ee1ng tr\u01b0\u1edbc \u0111\u00f3. Thay \u0111\u1ed5i trong th\u1eddi gian ho\u1eb7c m\u1eadt \u0111\u1ed9 c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 c\u1ed1 v\u1ec1 c\u01a1 h\u1ecdc, \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c ni\u00eam phong tr\u01b0\u1edbc khi s\u1ef1 c\u1ed1 r\u00f5 r\u00e0ng x\u1ea3y ra.<\/p>\n

Chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o tr\u00ec<\/h2>\n

Kho\u1ea3ng th\u1eddi gian b\u1ea3o tr\u00ec ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ed1 l\u01b0\u1ee3ng ho\u1ea1t \u0111\u1ed9ng, t\u00ecnh tr\u1ea1ng h\u1ecfng h\u00f3c, m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 y\u00eau c\u1ea7u c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t. Ki\u1ec3m tra \u0111\u1ed9 b\u00f4i tr\u01a1n c\u1ee7a c\u01a1 c\u1ea5u, c\u00e1c mi\u1ebfng \u0111\u1ec7m, m\u00e0n h\u00ecnh \u0111o \u0111\u1ed9 d\u00e0y, van x\u1ea3 \u00e1p su\u1ea5t, \u0111\u1ea7u n\u1ed1i c\u00e1p, c\u00f4ng t\u1eafc n\u1ed1i \u0111\u1ea5t v\u00e0 h\u1ec7 th\u1ed1ng d\u00e2y \u0111i\u1ec7n \u0111i\u1ec1u khi\u1ec3n. Ki\u1ec3m tra s\u1ef1 \u0103n m\u00f2n, ti\u1ebfng \u1ed3n b\u1ea5t th\u01b0\u1eddng, ho\u1ea1t \u0111\u1ed9ng ch\u1eadm v\u00e0 c\u00e1c b\u00e1o \u0111\u1ed9ng \u0111\u1ed9 d\u00e0y xu\u1ea5t hi\u1ec7n nhi\u1ec1u l\u1ea7n. Gi\u1eef v\u1ec7 sinh th\u00f9ng ch\u1ee9a v\u00e0 b\u1ea3o qu\u1ea3n \u0111\u01b0\u1eddng d\u1eabn x\u1ea3 \u00e1p su\u1ea5t.<\/p>\n

Sau khi s\u1ef1 c\u1ed1 \u0111\u00e3 \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c, kh\u00f4ng n\u00ean ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 \u0111\u1eb7t l\u1ea1i c\u00f4ng t\u1eafc. H\u00e3y x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n g\u00e2y ra s\u1ef1 c\u1ed1, ki\u1ec3m tra b\u1ed9 ng\u1eaft v\u00e0 ti\u1ebfp \u0111i\u1ec3m theo y\u00eau c\u1ea7u, ki\u1ec3m tra ti\u1ebfp \u0111i\u1ec3m v\u00e0 x\u00e1c \u0111\u1ecbnh t\u00ecnh tr\u1ea1ng kh\u00ed gas. C\u1eadp nh\u1eadt c\u00e1c c\u00e0i \u0111\u1eb7t d\u00f2ng \u0111\u01a1n, l\u1ecbch s\u1ef1 ki\u1ec7n v\u00e0 b\u1ea3o v\u1ec7 tr\u01b0\u1edbc khi \u0111\u01b0a thi\u1ebft b\u1ecb tr\u1edf l\u1ea1i ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch<\/a> gi\u1ea3i th\u00edch c\u00e1ch c\u00e1c b\u00e0i ki\u1ec3m tra kh\u00e1c nhau tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi kh\u00e1c nhau.<\/p>\n

SF6 so v\u1edbi c\u00f4ng ngh\u1ec7 thay th\u1ebf<\/h2>\n

C\u00e1c thi\u1ebft b\u1ecb ng\u1eaft \u0111i\u1ec7n v\u00e0 c\u00e1c thi\u1ebft k\u1ebf c\u00e1ch \u0111i\u1ec7n b\u1eb1ng kh\u00ed thay th\u1ebf c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m b\u1edbt c\u00e1c m\u1ed1i lo ng\u1ea1i v\u1ec1 kh\u00ed nh\u00e0 k\u00ednh ho\u1eb7c \u0111\u01a1n gi\u1ea3n h\u00f3a m\u1ed9t s\u1ed1 nhi\u1ec7m v\u1ee5 b\u1ea3o tr\u00ec nh\u1ea5t \u0111\u1ecbnh. So s\u00e1nh ph\u1ea3i bao g\u1ed3m m\u1ee9c \u0111i\u1ec7n \u00e1p, t\u1ea7n su\u1ea5t ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb, t\u1ea7n s\u1ed1 chuy\u1ec3n m\u1ea1ch, k\u00edch th\u01b0\u1edbc v\u1ecf b\u1ecdc, l\u01b0\u1ee3ng kh\u00ed th\u1ea3i trong su\u1ed1t v\u00f2ng \u0111\u1eddi, kh\u1ea3 n\u0103ng ph\u1ee5c v\u1ee5, t\u00ednh s\u1eb5n s\u00e0ng v\u00e0 t\u1ed5ng chi ph\u00ed. M\u1ed9t gi\u1ea3i ph\u00e1p thay th\u1ebf kh\u00f4ng nh\u1ea5t thi\u1ebft ph\u1ea3i l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p thay th\u1ebf \u0111\u01a1n gi\u1ea3n; vi\u1ec7c ph\u1ed1i h\u1ee3p c\u00e1ch nhi\u1ec7t, giao di\u1ec7n c\u00e1p v\u00e0 logic \u0111i\u1ec1u khi\u1ec3n c\u00f3 th\u1ec3 thay \u0111\u1ed5i.<\/p>\n

Khi \u0111\u00e1nh gi\u00e1 nh\u00e0 cung c\u1ea5p, h\u00e3y y\u00eau c\u1ea7u v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng kh\u00ed, \u0111\u1ea3m b\u1ea3o kh\u00f4ng r\u00f2 r\u1ec9, ng\u01b0\u1ee1ng b\u00e1o \u0111\u1ed9ng v\u1ec1 m\u1eadt \u0111\u1ed9, quy tr\u00ecnh kh\u00f4i ph\u1ee5c, b\u1eb1ng ch\u1ee9ng th\u1eed nghi\u1ec7m lo\u1ea1i h\u00ecnh, tuy\u00ean b\u1ed1 v\u1ec1 m\u00f4i tr\u01b0\u1eddng, ph\u1ee5 t\u00f9ng thay th\u1ebf, \u0111\u00e0o t\u1ea1o v\u00e0 k\u1ebf ho\u1ea1ch sau khi ng\u1eebng ho\u1ea1t \u0111\u1ed9ng. H\u00e3y so s\u00e1nh to\u00e0n b\u1ed9 t\u00e0i s\u1ea3n ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o t\u00ean th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a thi\u1ebft b\u1ecb ng\u1eaft m\u1ea1ch.<\/p>\n

C\u00e1c thi\u1ebft b\u1ecb c\u00e1ch \u0111i\u1ec7n kh\u00ed c\u0169ng c\u1ea7n c\u00f3 ranh gi\u1edbi r\u00f5 r\u00e0ng gi\u1eefa ho\u1ea1t \u0111\u1ed9ng \u0111i\u1ec7n v\u00e0 ho\u1ea1t \u0111\u1ed9ng kh\u00ed. Quy tr\u00ecnh c\u00e1ch \u0111i\u1ec7n, n\u1ed1i \u0111\u1ea5t v\u00e0 ti\u1ebfp c\u1eadn c\u1ea7n x\u00e1c \u0111\u1ecbnh c\u00e1c khoang \u00e1p su\u1ea5t, \u0111\u01b0\u1eddng tho\u00e1t \u00e1p l\u1ef1c v\u00e0 b\u1ea5t k\u1ef3 ph\u1ea7n c\u00f3 \u0111i\u1ec7n \u0111ang ho\u1ea1t \u0111\u1ed9ng n\u00e0o xung quanh. C\u00f2i b\u00e1o kh\u1ea9n kh\u00f4ng cho ph\u00e9p m\u1edf van b\u1ed3n ch\u1ee9a. Tu\u00e2n th\u1ee7 gi\u1ea5y ph\u00e9p c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 quy tr\u00ecnh kh\u00f4i ph\u1ee5c, \u0111\u1ed3ng th\u1eddi ghi l\u1ea1i danh t\u00ednh c\u1ee7a ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n t\u1eebng thao t\u00e1c.<\/p>\n

Khi c\u1ea7u dao ng\u1eaft m\u1ea1ch do s\u1ef1 c\u1ed1, h\u00e3y ki\u1ec3m tra nh\u1eadt k\u00fd s\u1ef1 c\u1ed1 v\u00e0 c\u00e1c m\u1ee5c \u0111\u00edch b\u00e1o tr\u01b0\u1edbc khi kh\u00f4i ph\u1ee5c l\u1ea1i ho\u1ea1t \u0111\u1ed9ng. Ki\u1ec3m tra c\u00e1c \u0111\u1ea7u n\u1ed1i c\u00e1p, m\u1ea1ch bi\u1ebfn d\u00f2ng \u0111i\u1ec7n v\u00e0 c\u01a1 c\u1ea5u c\u1ee7a c\u1ea7u dao. C\u00e1c s\u1ef1 c\u1ed1 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng c\u1ea7u dao ho\u1eb7c l\u00e0m \u00f4 nhi\u1ec5m khoang ch\u1ee9a kh\u00ed ngay c\u1ea3 khi c\u1ea7u dao c\u00f3 v\u1ebb ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. Thay v\u00e0o \u0111\u00f3, h\u00e3y s\u1eed d\u1ee5ng c\u00e1c b\u00e0i ki\u1ec3m tra ch\u1ea9n \u0111o\u00e1n \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh thay v\u00ec d\u1ef1a v\u00e0o vi\u1ec7c ki\u1ec3m tra b\u1eb1ng m\u1eaft.<\/p>\n

\"LBAJI
Thi\u1ebft b\u1ecb m\u1ea1ng v\u00f2ng c\u00e1ch nhi\u1ec7t ho\u00e0n to\u00e0n d\u1ef1a v\u00e0o c\u00e1c khoang k\u00edn, gi\u00e1m s\u00e1t m\u1eadt \u0111\u1ed9 v\u00e0 c\u00e1c kh\u00f3a an to\u00e0n \u0111\u01b0\u1ee3c x\u00e1c minh.<\/figcaption><\/figure>\n

\u0110\u1ed1i v\u1edbi vi\u1ec7c l\u1eafp \u0111\u1eb7t ngo\u00e0i tr\u1eddi, h\u00e3y xem x\u00e9t \u0111\u1ed9 cao, h\u1ec7 th\u1ed1ng s\u01b0\u1edfi b\u1eb1ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi, mu\u1ed1i, b\u1ee5i, t\u1ea3i tr\u1ecdng \u0111\u1ed9ng \u0111\u1ea5t v\u00e0 h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc. \u0110\u1ed9 d\u1eabn \u0111i\u1ec7n c\u1ee7a kh\u00ed thay \u0111\u1ed5i theo nhi\u1ec7t \u0111\u1ed9, v\u00ec v\u1eady ng\u01b0\u1ee1ng b\u00e1o \u0111\u1ed9ng ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi m\u00e0n h\u00ecnh v\u00e0 m\u00f4i tr\u01b0\u1eddng xung quanh t\u1ea1i \u0111\u1ecba ph\u01b0\u01a1ng. H\u00e3y l\u01b0u tr\u1eef th\u00eam m\u1ed9t c\u1ea3m bi\u1ebfn \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, cu\u1ed9n d\u00e2y b\u00e1o \u0111\u1ed9ng v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp x\u00fac ph\u1ee5 khi c\u1ea7n thi\u1ebft. Nh\u00e0 cung c\u1ea5p n\u00ean cung c\u1ea5p th\u00f4ng tin v\u1ec1 l\u01b0\u1ee3ng kh\u00ed v\u00e0 ph\u01b0\u01a1ng ph\u00e1p thu h\u1ed3i sau khi h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng.<\/p>\n

\"LBAJI
H\u1ec7 th\u1ed1ng ph\u1ed1i h\u1ee3p b\u1ea3o v\u1ec7 \u0111i\u1ec7n \u00e1p trung b\u00ecnh k\u1ebft n\u1ed1i b\u1ed9 ng\u1eaft gas v\u1edbi c\u00e1c r\u01a1le, m\u00e1y bi\u1ebfn \u00e1p v\u00e0 h\u1ec7 th\u1ed1ng c\u00e1p.<\/figcaption><\/figure>\n

Kh\u00f4ng n\u00ean so s\u00e1nh thi\u1ebft b\u1ecb SF6 ch\u1ec9 d\u1ef1a tr\u00ean chi\u1ec1u r\u1ed9ng t\u1ee7. H\u00e3y so s\u00e1nh to\u00e0n b\u1ed9 v\u00f2ng \u0111\u1eddi c\u1ee7a thi\u1ebft b\u1ecb: t\u1ed5n th\u1ea5t, gi\u00e1m s\u00e1t, nguy c\u01a1 r\u00f2 r\u1ec9, \u0111\u00e0o t\u1ea1o d\u1ecbch v\u1ee5, thi\u1ebft b\u1ecb ph\u1ee5c h\u1ed3i, ph\u1ee5 t\u00f9ng thay th\u1ebf, c\u00e1c b\u00e0i ki\u1ec3m tra lo\u1ea1i h\u00ecnh v\u00e0 x\u1eed l\u00fd khi h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng. M\u1ed9t thi\u1ebft b\u1ecb nh\u1ecf g\u1ecdn c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p khi kh\u00f4ng gian h\u1ea1n ch\u1ebf, trong khi thi\u1ebft k\u1ebf c\u00e1ch \u0111i\u1ec7n kh\u00f4ng kh\u00ed ho\u1eb7c thi\u1ebft k\u1ebf ch\u00e2n kh\u00f4ng c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn th\u00edch h\u1ee3p h\u01a1n khi x\u1eed l\u00fd kh\u00ed gas g\u1eb7p kh\u00f3 kh\u0103n.<\/p>\n

C\u00e1c k\u1ef9 s\u01b0 b\u1ea3o v\u1ec7 c\u0169ng n\u00ean xem x\u00e9t logic v\u1ec1 s\u1ef1 c\u1ed1 c\u1ee7a b\u1ed9 ng\u1eaft. N\u1ebfu b\u1ed9 ng\u1eaft ch\u00ednh kh\u00f4ng lo\u1ea1i b\u1ecf s\u1ef1 c\u1ed1, m\u1ed9t b\u1ed9 ng\u1eaft d\u1ef1 ph\u00f2ng ho\u1eb7c h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 bus ph\u1ea3i k\u00edch ho\u1ea1t ngu\u1ed3n ti\u1ebfp theo. C\u1ea3nh b\u00e1o v\u1ec1 m\u1eadt \u0111\u1ed9 SF6, gi\u00e1m s\u00e1t m\u1ea1ch trip v\u00e0 giao ti\u1ebfp r\u01a1le n\u00ean \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o ma tr\u1eadn nguy\u00ean nh\u00e2n v\u00e0 h\u1ec7 qu\u1ea3. Ki\u1ec3m tra c\u00e1c giao di\u1ec7n n\u00e0y trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh v\u00e0 sau khi thay \u0111\u1ed5i b\u1ed9 ng\u1eaft ho\u1eb7c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n.<\/p>\n

C\u00e1c s\u1ef1 thay \u0111\u1ed5i \u0111i\u1ec7n \u00e1p qu\u00e1 \u00e1p, hi\u1ec7n t\u1ea1i c\u1eaft gi\u1ea3m v\u00e0 vi\u1ec7c chuy\u1ec3n m\u1ea1ch t\u1ea3i \u0111i\u1ec7n dung ho\u1eb7c t\u1ea3i \u0111i\u1ec7n c\u1ea3m c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 th\u1ed1ng c\u00e1ch \u0111i\u1ec7n. X\u00e1c nh\u1eadn r\u1eb1ng \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ed9 ng\u1eaft c\u00f3 bao g\u1ed3m nhi\u1ec7m v\u1ee5 chuy\u1ec3n m\u1ea1ch cho c\u00e1p, m\u00e1y bi\u1ebfn \u00e1p, t\u1ee5 \u0111i\u1ec7n ho\u1eb7c cu\u1ed9n t\u1ee5 \u0111i\u1ec7n. C\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft ph\u1ea3i s\u1eed d\u1ee5ng c\u00e1c thi\u1ebft b\u1ecb ng\u1eaft \u0111i\u1ec7n \u00e1p cao, b\u1ed9 ch\u1ed1ng ch\u1eadp \u0111i\u1ec7n tr\u01b0\u1edbc khi l\u1eafp \u0111\u1eb7t ho\u1eb7c thi\u1ebft b\u1ecb chuy\u1ec3n m\u1ea1ch c\u00f3 \u0111i\u1ec1u khi\u1ec3n cho m\u1ed9t m\u1ea1ng l\u01b0\u1edbi c\u1ee5 th\u1ec3. Kh\u00f4ng n\u00ean d\u1ef1a v\u00e0o \u0111i\u1ec7n \u00e1p danh \u0111\u1ecbnh \u0111\u1ec3 ph\u00e1n \u0111o\u00e1n nhi\u1ec7m v\u1ee5 c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n

L\u01b0u gi\u1eef b\u1ea3n v\u1ebd c\u00f3 hi\u1ec3n th\u1ecb khoang ch\u1ee9a kh\u00ed, thi\u1ebft b\u1ecb \u0111o \u00e1p su\u1ea5t, c\u00f4ng t\u1eafc n\u1ed1i \u0111\u1ea5t, \u0111\u1ea7u n\u1ed1i c\u00e1p, \u0111\u01b0\u1eddng tho\u00e1t kh\u1ea9n c\u1ea5p v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec1u khi\u1ec3n. B\u1ea3n v\u1ebd, b\u1ea3ng t\u00ean, ghi ch\u00e9p v\u1ec1 kh\u00ed v\u00e0 b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m ph\u1ea3i x\u00e1c \u0111\u1ecbnh c\u00f9ng m\u1ed9t t\u00e0i s\u1ea3n v\u00e0 s\u1ed1 s\u00ea-ri. Vi\u1ec7c l\u01b0u tr\u1eef t\u00e0i li\u1ec7u t\u1ed1t s\u1ebd gi\u1ea3m thi\u1ec3u kh\u1ea3 n\u0103ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh sau n\u00e0y m\u1edf sai khoang ch\u1ee9a ho\u1eb7c th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m kh\u00f4ng ph\u00f9 h\u1ee3p.<\/p>\n

Tr\u01b0\u1edbc khi b\u00e0n giao, c\u00e1c nh\u00e0 \u0111i\u1ec1u h\u00e0nh t\u00e0u ph\u1ea3i l\u01b0u \u00fd c\u00e1c c\u1ea3nh b\u00e1o v\u1ec1 m\u1eadt \u0111\u1ed9 t\u00e0u, v\u1eadn h\u00e0nh t\u1eeb xa v\u00e0 t\u1ea1i ch\u1ed7, c\u00e1c thi\u1ebft b\u1ecb li\u00ean \u0111\u1ed9ng v\u1edbi h\u1ec7 th\u1ed1ng n\u1ed1i \u0111\u1ea5t, h\u00e0nh vi kh\u1ea9n c\u1ea5p khi t\u00e0u g\u1eb7p s\u1ef1 c\u1ed1 v\u00e0 ph\u1ea3n \u1ee9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng \u0111\u1ed1i v\u1edbi s\u1ef1 c\u1ed1 r\u00f2 r\u1ec9. C\u1ea7n l\u01b0u gi\u1eef c\u00e1c thi\u1ebft b\u1ecb kh\u1ea9n c\u1ea5p v\u00e0 s\u1ed5 nh\u1eadt k\u00fd kh\u00ed th\u1ea3i t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng. Vi\u1ec7c l\u1eafp \u0111\u1eb7t nh\u1ecf g\u1ecdn ch\u1ec9 mang l\u1ea1i hi\u1ec7u qu\u1ea3 khi nh\u00e2n vi\u00ean, quy tr\u00ecnh v\u00e0 h\u1ed3 s\u01a1 \u0111\u01b0\u1ee3c chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng.<\/p>\n

Khi thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t m\u1ea1ng v\u00f2ng, h\u00e3y ghi l\u1ea1i c\u1ea3 h\u01b0\u1edbng d\u1eabn c\u1ee7a c\u00e1p v\u00e0 chu\u1ed7i n\u1ed1i \u0111\u1ea5t. M\u1ed9t \u0111i\u1ec3m m\u1edf trong m\u1ea1ng v\u00f2ng kh\u00f4ng \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1p \u0111\u1ed1i di\u1ec7n \u0111\u00e3 b\u1ecb h\u1ecfng. H\u00e3y ch\u1ee9ng minh tr\u1ea1ng th\u00e1i chuy\u1ec3n m\u1ea1ch v\u00e0 \u00e1p d\u1ee5ng quy tr\u00ecnh c\u00e1ch ly v\u1ecb tr\u00ed tr\u01b0\u1edbc khi m\u1edf khoang ho\u1eb7c n\u1ed1i c\u00e1p.<\/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 SF6 circuit breaker is a high-voltage switching device that uses sulfur hexafluoride gas for insulation and arc interruption. The gas has high dielectric strength and can capture free electrons, allowing a compact interrupter to withstand recovery voltage after current is cleared. SF6 equipment is engineered as a sealed, controlled system; it is not simply […]<\/p>\n","protected":false},"author":6,"featured_media":3964,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[53],"tags":[76,83],"class_list":["post-3594","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\/3594","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=3594"}],"version-history":[{"count":1,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/posts\/3594\/revisions"}],"predecessor-version":[{"id":3597,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/posts\/3594\/revisions\/3597"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/media\/3964"}],"wp:attachment":[{"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/media?parent=3594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/categories?post=3594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lbajiele.com\/vi\/wp-json\/wp\/v2\/tags?post=3594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}