VS1-12 indoor high-voltage vacuum breaker is a kind of indoor switch equipment of electric system of triphase AC50HZ ,rated voltage12kv,as the protection and ctrolling unit of electric network equipment and mine&industry power equipment. It can be used frequently on the base of rated working current and can be used in the situation of continuous closing current.

This breaker  adopts unibody design of control mechanism and breaker body.It can be as fix setting unit and also has special pulsion mechanism to make up the  handcart unit for using