ZW43-12 model outdoor AC vacuum circuit breaker is used to make and break
load current, overload current and short-circuit curren t in12kV, 50/60Hz power
system. It is applicable for substations, industry a nd mining, urban and rural
electricity power networks, especially applicable in occasions wi th f req uent
operation and automatic power distribution n etwork. It accords w ith the standard
of IEC62271-100 & GB1984: AC high voltage cir cuit breaker, IEC60694 &
GB/T11022: HV general technical requirement of switch and control apparatus.