, Kina Vacuum interrupter no ka MV VCB (ceramic shell, Rated voltage: 7.2kV-12kV) mea hoʻolako a me ka mea hana a me ka mea kūʻai aku |Alohilohi
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Huahana

ʻO ka mea hoʻokuʻu ʻumeke no ka MV VCB (ka pūpū ceramika, ka uila helu ʻia: 7.2kV-12kV)


Huahana Huahana

Huahana Huahana

ʻO ka wehewehe pōkole o ka huahana:

Loaʻa i ka mea haʻihaʻi kaapuni māmā kahi ʻano insulating kiʻekiʻe no ka hoʻopau ʻana i ke arc i hoʻohālikelike ʻia me nā mea haʻihaʻi kaapuni ʻē aʻe.ʻO ke kaomi i loko o ka mea hoʻokuʻu haʻahaʻa ma kahi o 10-4 torrent a ma kēia kaomi, liʻiliʻi loa nā molekala i loko o ka interrupter.Loaʻa i ka mea haʻihaʻi kaapuni māmā ʻelua mau waiwai kupaianaha.
Hana ʻia ka envelop waho o ka mea haʻihaʻi kaʻapuni i ke aniani no ka mea kōkua ke aniani i ka nānā ʻana i ka mea haʻihaʻi mai waho ma hope o ka hana.Inā lilo ke aniani i ka waiu mai kona hoʻopau mua ʻana o ke aniani kalakala, a laila e hōʻike ana e nalowale ana ka mea haʻihaʻi.
ʻO ka ʻoki ʻana i kēia manawa i ka mea hoʻoheheʻe kaapuni ʻāhaʻi ma muli o ke kaomi mahu a me nā waiwai hoʻokuʻu electron o ka mea pili.Hoʻopili pū ʻia ka pae ʻoki ʻia e ka conductivity wela-i lalo ka conductivity thermal, ʻoi aku ka haʻahaʻa o ka pae ʻoki.
Hiki ke hoʻemi i ka pae o kēia manawa kahi e ʻoki ai ma ke koho ʻana i kahi mea hoʻopili e hāʻawi i ka mahu metala lawa e hiki ai i ke au ke hele i kahi waiwai haʻahaʻa a i ʻole ka waiwai ʻole, akā ʻaʻole i hana ʻia kēia no ka mea e hoʻopilikia maikaʻi i ka ikaika dielectric. .
Nā hana e pale ai i ka overvoltage.He maikaʻi ka haʻihaʻi ʻana o ka mea haʻihaʻi kaapuni.I kekahi manawa i ka wā e wāwahi ai i ka ukana inductive, hoʻokumu ʻia ka overvoltage kiʻekiʻe ma nā ʻaoʻao ʻelua o ka inductance ma muli o ka hoʻololi wikiwiki ʻana o ka loop current.No laila, no nā mea hoʻololi maloʻo a me nā mea hana ʻē aʻe me ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa, ʻoi aku ka maikaʻi o ka hoʻokomo ʻana i nā mea pale overvoltage, e like me nā mea hopu metala oxide.

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Nā hiʻohiʻona

1. Heʻuʻuku ka mīkini hana, liʻiliʻi ka leo holoʻokoʻa, a māmā ke kaumaha.
2. ʻO ka māhele hoʻopili he hale i hoʻopaʻa ʻia, ʻaʻole ia e hōʻemi i kāna hana ma muli o ka mana o ka makū, ka lepo, nā kinoea ʻino, a me nā mea ʻē aʻe.
3. Me ka hana reclosing he nui, ua kūpono ia no nā koi noi ma ka pūnaewele hoʻolaha.


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