Kūʻai nui 40.5KV HW-12 waho kiʻekiʻe kiʻekiʻe kiʻekiʻe AC vacuum kaapuni kaapuni VCB kaapuni moku yueqing

1. Pono e hoʻoikaika i ka hoʻoluʻu ʻana o ka ea i kēia manawa 4000A
2 Ke emi iho ke au o ka ha'i kaapuni pokole ma mua o 40KA, Q = 0.3s; ke oi aku ka nui o ke au o ka pokii i heluia ma mua o 40KA, Q = 180s.

Hōʻuluʻulu manaʻo

ʻO ka hW-12 waho kiʻekiʻe kiʻekiʻe AC vacuum circuit breaker he currentransformer waho o nā lako hāʻawi manawaleʻa me ka helu helu o 40.5k a me 50H ʻekolu-phase AC. Hoʻohana nui ʻia no ka wehe ʻana a me ka pani ʻana i ka pūnaewele. hoʻouka i kēia manawa, overload a me ka pōkole kaapuni i ka ʻōnaehana mana. kūpono ia no ka pale a me ka hoʻomalu ʻana i nā ʻōnaehana hoʻoili mana o nā substations a me nā ʻoihana ʻenehana a me nā ʻoihana mining. He kūpono ia no nā ʻāpana mana kuaʻāina a me nā wahi i hana pinepine ʻia. He kūpono kūpono no nā pono o ka pūnaewele kūlanakauhale a me ka pūnaewele kaiāulu