Zhejiang Yuguang Vacuum Electric Co., Ltd.
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  • Contact Person : Mr. Zeng Victor
  • Company Name : Zhejiang Yuguang Vacuum Electric Co., Ltd.
  • Tel : 86-577-615-113-06
  • Fax : 86-577-615-113-06
  • Address : Zhejiang,YueQing city,JieDai Industrial Park , YueCheng town of YueQing city , ZheJiang province , China
  • Country/Region : China
  • Zip : 325600

Vacuum Circuit Breaker (ZN73A Series)

Vacuum Circuit Breaker (ZN73A Series)
Product Detailed
Related Categories:Circuit Breakers

Detailed Product Description


Vacuum Circuit Breaker (ZN73A Series)

 

General

also called ZN73A-12/D type indoor high-voltage permanent magnetic vacuum circuit breaker , an advanced product in China ,adopts self-developed CHYG type permanent magnetic operating mechanism with either manual swithching off or electric switching on /off function , which leaves out complex and damageable energy stoage and locking device of traditional spring mechanism , and greatly simplifies transmission link , especially for the manual switching off device . it is with load emergent switching off operation when it is used in fault condition of secondary operating circuit , which truly realizes high reliablility , long service life , examination and repair exemption , simple maintenacnce . the service life reaches 10000 times in normal condition .

Technical Parameter

ItemUnitParameter
Rated voltage KV12
Rated current A630-1250 1250-3150 1250-4000
Rated FrenquencyHz50
Rated short-circuit interrupting currentKA202531.540
Phase distancemm210275



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