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BackHome > Products > Vacuum circuit breaker
Vacuum circuit breakerOutdoor Type Zw32-12 Vacuum Circuit Breaker
  • Product overview
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  • Specifications
  • Technical
ZW32 series outdoor vacuum circuit breaker,with rated voltage of 12kv, 24kv or 36kv and AC three phases frequency of 50Hz, is mainly applied to close and break loading current, over loading current and short-circuit current in electrical power system.
It has two working principal, spring or magnetic models. This ACR can also be manual operated or electrical operated. For electrical operation, it should go with a digital controller and PT, which can realize remote control for power transmission and distribution.    

1. Ambient temperature: not higher than +40 oC, not less than -15 oC (at -30  oC to allow storage and transportation).
2. Altitude: not exceed 1000m.
3. Earthquake intensity: not more than 8 degree.
4. Wind pressure:≤700pa
5. No fire, explosion hazard, serious filthy, chemical corrosion, as well as places of intense vibration

.

                                    Item

  Unit

                                 Data

1

Rated voltage

kV

36

2

Rated Current

A

630/1250/1600

3

Rated Frequency

Hz

50/60

4

Rated short circuit current

kA

20/25/31.5

5

Rated short time withstand current(4s)

kA

50/63/80

6

Rated peak withstand current

kA

50/63/80

7

Rated power frequency withstand voltage

kV

95

8

Rated lightning impluse withstand voltage

kV

185

9

Secondary loop 1 min power frequency withstand voltage

kV

2

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