VCB 12KV hw32-12F series outdoor AC high voltage intelligent vacuum circuit breaker VCB supplier

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Wholesale 12KV Zw32-12F series outdoor AC high voltage intelligent vacuum circuit breaker VCB supplier

Summary

hw32-12F series outdoor AC high voltage intelligent vacuum circuit breaker(hereinafter referred to as circuit breaker) is suitable for 12kV and below, AC 50H2 city network and rural power distribution system. It has fault detection function, protection control function and communication function. It is installed in the 12kV overhead line responsibility demarcation point, which can realize automatic cutting, single-phase grounding and automatic isolation short-circuit fault. It is ideal for power distribution line transformation and distribution network automation construction. product

The circuit breaker can be operated manually, electrically operated, remotely operated and remotely operated. The circuit breaker is composed of three parts: the body, the operating mechanism and the controler. The isolation switch is installed by the user. The circuit breaker can be configured with CT protection current transformer) ZCT(Zero-sequence current transformer) and PT(Voltage Transformer) as the detector of the controller.

Main technical parameters

NO.

ITEM

1

Rated voltage

KV

12

2

Rated frequency

HZ

50

3

Rated current

A

630

4

Rated short circuit breaking current

KA

20

5

Rated peak withstand current(peak)

KA

50

6

Rated short time current

KA

20

7

Rated short circuit closing current(peak)

KA

50

8

Mechanicallife

times

10000

9

Rated times of short-circuit current

times

30

10

Power frequency withstand voltage(Imn).(wet)(dry) to ground/fracture

KV

42/48

11

Lightning shock withstand voltage(peak)phase,ground/fracture

KV

75/85

12

Power frequency withstand voltage of the secondary circuit for Imin

KV

2


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