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Ce aikin kasa mai cutar daidai?

Edwiin
فیلڈ: Makaranta karamin kwarewa
China

Breakers da Yawan Harsuna: Bayyana Muhimmin Dangantaka

Yawan harsuna shine kayan kammala na iya haɗa, gudanar, da kuma kammalawa tsari a wurin yawan daidai, kuma na iya haɗa, gudanar zuwa lokacin da aka bayar, da kuma kammalawa tsari a wurin yawan abin da ba daidai (kamar hanyoyi). Yana da muhimmanci a cikin kammalawa masu amanta. Idan yanayi yake faru a cikin gwamnati, zan iya kammalawa tsari a wurin yawan dubu biyu, don haka ina iya sauya wani abin da ya faru da kuma ina inganta masu al'umma da rayuwarsu.

A cikin gwamnatin yawan kadan, ana yi amfani da kalmar "yawan harsuna" da "breaker" a matsayin wani abu. Amma, yawan harsunan yawan dubu biyu suna cikin tsohon rukuni. Saboda haka, shi ne mai breaker sama da yawan harsuna?

Amsar da ta bace ita ce. Mai breakers yawan kadan suka girma a cikin molded-case circuit breakers (MCCBs) da kuma low-voltage power circuit breakers (LPCBs). Wannan da ya dace ya yi amfani a cikin abubuwan da suka fi sanya da tsari, wannan maimakon ya yi amfani a cikin abubuwan da suke so kuɗi. A cikin waɗannan, molded-case circuit breaker ya shahara a kan "yawan harsuna mai sauƙi" saboda amfani.

Idan kana nemi Standard na China GB14048.2 (standard mai karfi - tuntuɓi don fahimtar cikakken breakers yawan kadan), a nan akwai wasu bayanan:

  • Circuit Breaker: Kayan kammala na iya haɗa, gudanar, da kuma kammalawa tsari a wurin yawan daidai, kuma na iya haɗa, gudanar zuwa lokacin da aka bayar, da kuma kammalawa tsari a wurin yawan abin da ba daidai (kamar hanyoyi).

  • Molded-Case Circuit Breaker (MCCB): Mai breaker da ke ƙafa da takalmi mai sauƙi.

  • Air Circuit Breaker: Mai breaker da ke ƙoƙarin da ƙaramin da a cikin hawa mai kyau.

  • Vacuum Circuit Breaker: Mai breaker da ke ƙoƙarin da ƙaramin da a cikin ƙofin da ya ƙare.

Saboda molded-case circuit breakers suna yi amfani da hawa a kan ƙoƙarin da ƙaramin, suna shahara a kan "yawan harsuna." Amma, wannan kalma ba daidai a fili. "Yawan harsuna" da "breaker" suna cikin tsohon rukuni: yawan harsuna na nufin ƙaramin da ake amfani, ma'a breaker na nufin abin da ake yi da amfani. Saboda haka, "yawan harsuna" ba daidai da breaker, amma shine wani nau'in breaker mai amfani.

Ba da kyau kuma kara mai rubutu!
Makarantarƙi:

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