ZW32-12 Series outdoor high voltage vacuum circuit breaker is rated voltage 12kV, three phase AC 50Hz outdoor distribution equipment .mainly used to breaking closing power system load current ,overload current and short-circuit current.

 Applicable to substations and power distribution in industrial and mining enterprises for protection and control purposes, and frequent operation place for rural power .

The circuit breaker Small size, light weight, anti-condensation, maintenance and so on. Adapt to adverse weather conditions, and to teach filthy environment.

Service environment

a) Air temperature: Maximum temperature: +85℃; Minimum temperature:-45℃

b) Humidity: Monthly average humidity 95%; Daily average humidity 90% .

c) Altitude above sea level: Maximum installation altitude:2500mor more higher.

d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.

e) No frequent violent shake

Mainly Technical parameters