Otu esi ahọrọ MCCB?

A na-eji ihe mkpuchi mkpuchi mkpuchi plastik (plastic shei air insulated circuit breaker) mee ihe na ụlọ ọrụ nkesa obere voltaji, nke a na-eji ebipụ ma ọ bụ kewapụ ihe dị iche iche nke mmejọ ugbu a, iji hụ na nchekwa nke ahịrị na akụrụngwa.Na mgbakwunye, dị ka ihe chọrọ nke China si "Temporary Power Safety Technical Specification", onye na-agbaji sekit ike nwa oge na ebe a na-ewu ụlọ ga-abụrịrị shei transperent, nwere ike ịmata ọdịiche dị n'etiti isi ala kọntaktị, yana sekit nnabata. A ga-etinyerịrị onye na-agbaji na akara “AJ” nke ngalaba nchekwa dị mkpa nyere.

A na-ejikarị QF eme ihe na-anọchi anya onye na-agbaji sekit, a na-akpọkwa ihe osise mba ọzọ dị ka MCCB.Common plastic shell circuit breaker tripping ụzọ bụ otu magnetik tripping, ọkụ magnetik tripping (okpukpu abụọ), electronic tripping. Single magnetik tripping pụtara na sekit sekit. na-agbaji naanị njem mgbe sekit nwere obere sekit ọdịda, na anyị na-emekarị na-eji nke a mgba ọkụ na okpomọkụ akaghị ma ọ bụ moto sekit na bufee ọrụ nchebe. Thermal magnetik tripping bụ akara mkpụmkpụ circuit ọdịda ma ọ bụ. sekit ugbu a ruo ogologo oge karịa ndị gosiri ugbu a nke sekit breaker njem, n'ihi ya, ọ na-mara dị ka okpukpu abụọ tripping, na-ejikarị na nkịtị ike nkesa instances.Electronic tripping bụ a tozuru okè technology apụta na-adịbeghị anya, na electronic tripping circuit breaker. magnetik tripping ugbu a, na-ekpo ọkụ tripping ugbu a, na tripping oge bụ mgbanwe, ọzọ n'ọtụtụ ebe ọdabara oge, ma na-eri nke sekit breaker dị elu.Na mgbakwunye na n'elu atọ ụdị tripping ngwaọrụ, Ọzọkwa, e nwere. bụ ihe mgbaji sekit nke a na-eji eme ihe maka nchekwa moto. Ya magnetik tripping ugbu a bụ n'ozuzu n'elu 10 ugboro ndị gosiri ugbu a iji zere ọnụ ọgụgụ kasị elu ugbu a mgbe moto na-amalite na hụ na moto na-amalite were were na sekit emebi adịghị akpali.

Ihe mgbawa sekit plastik nwere ngwa dị iche iche nwere ike ịkwudo ya, dị ka usoro mgba ọkụ eletrik dịpụrụ adịpụ, eriri mkpali, kọntaktị enyemaka, kọntaktị mkpu, wdg.

Mgbe ị na-ahọrọ usoro ọrụ eletriki eletrik, a ga-akwụ ụgwọ nlebara anya na-akwado ndị na-agbaji ihe mkpuchi ụlọ nke dị ugbu a, n'ihi na nha mpụga nke dị iche iche nke shea etiti dị ugbu a na-eme ka ọkpụkpụ nke usoro mmechi dị iche iche.