With ceramic envelope and vacuum dielectric, the vacuum interrupter offers a number of advantages, such as high interrupting capability, inside electric arc, safe and reliable, etc. It is the ideal interrupter used for controlling equipment in the fields of the coalmine, chemical, electric power, metallurglcal industry and so on.

Model ZKTD630/12-12.5-109
Rated Working Voltage(KV) 12
Power Frequecy Withstand Voltags(kV) 10
Rated Working Current(A) 630
Rated Interruping Short Current (kA, times) 30
()Rated Current Interrupting times(times) 10000
Rates Contact Gap(mm) 8+1 0
Contact Force from Atmosphere Pressure 115± 30
Maximum Mass of Intertupter(kg) 3
Store Duration 20 Years
Operating Conditions
Ambient Temperature -25degee~40edgree
Relative Humidity 90%(25degree)