We have very extensive series for the Vacuum electrical products. Includes vacuum contactors, vacuum circuit breakers and vacuum interrupters etc. The above types of vacuum contactors mainly used in the power system with AC 50Hz, rated voltage 6kV, 10kV, for making or breaking circuit and make electromagnetic starter with suitable protective device, F-C case and so on.

Working condition
1. Altitude above sea should not over 1000m.
2. Ambient temperature is between -5C and +40C, average temperature in 24hs limited below +35C.
3. When the highest temperature is +40C, the relative humidity should not bigger than 50%, and consider the condensed dew on the surface of the product when the temperature changed.
4. Pollution degree III.
5. Installs category, assigns is III kind, should set R. C circuit.