Hvj3 7.2kv Vacuum Contactor - hubeijucroelectric ( China ) - Offers to Sell and Export - Tuesday 24 July 2018 6:49 am - hvj3 7 2kv vacuum contactor 1 general the vacuum contactor is mainly used in the power system with ac 50hz and rated voltage 7 2kv for making or breaking circuit and to make...