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Wenzhou Kangda Complete Electric Equipment Co., Ltd.

Circuit Breaker, Zw8-12g, Vacuum Circuit Breaker manufacturer / supplier in China, offering Zw8-12g Outdoor High Voltage Vacuum Circuit Breaker, Zbw Combined Transformer Substation, XL-21 Power Switchgear Distribution Cabinet and so on.

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Supplier Homepage Product Circuit Breaker Zw8-12g Outdoor High Voltage Vacuum Circuit Breaker

Zw8-12g Outdoor High Voltage Vacuum Circuit Breaker

FOB Price: Get Latest Price
Min. Order: 1 Unit (s)
Port: Shanghai, China
Production Capacity: 1000
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: ZW8-12G
  • Operation: Manual Type
  • Arc-extinguishing Medium: Vacuum
  • Type: Circuit Breaker
  • Certification: ISO9001-2000, CE, CCC
  • Transport Package: Wooden Carton
  • Origin: Zhejiang, China
  • Breaking Capacity: High Voltage Circuit Breakers
  • Speed: High-Speed Circuit Breaker
  • Installation: Fixed
  • Function: Circuit-Breaker Failure Protection
  • Trademark: kangda
  • Specification: customize
  • HS Code: 8536200000
Product Description
Product Description:
ZW8-12G is formed with ZW8-12 circuit breaker and isolation knife, called combined circuit breaker, may use for breaking switch. Circuit breaker can be installed surge arresters, surge arresters can be installed in the entry according to user requirements, inter-office outlet side; Circuit breaker can be equipped with inrush current controller, it has to eliminate inrush current and over-flow-off functions.

Main technical parameter
1. Rated voltage: 12KV
2.  Rated current: 630A,400A,200A
3.  Rated short circuit breaking current: 20KA,16KA,12.5KA
4. Rated short circuit making current (peak value): 50KA
5. Rated peak value withstand current : 50KA
6. Rated short-time withstand current: 20KA,16KA,12.5KA
7. Rated insulation level:
Power frequency withstand voltage (dry test): 42KV
Power frequency withstand voltage (wet test): 34KV
Lightning impulse withstand voltage (peak value): 75KV
8. Rated sequence of operations: O-0.3S-CO-180S-CO
9. Breraking times of rated short-circuit breaking current: 30times
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