Detailed Product Description

VS1 vacuum circuit breaker (VCB) serves in the power system of 10kV and three-phase AC 50Hz to function as switching different kinds of loads needing frequent operation, and can protect and control electric equipment in the industrial & mineral enterprise, power plant and substation as well. It can coordinate with the KYN28A-12(GZS1) middle-arranged manual-driven switchgear or XGN- stantionary switchger as well.

Main technical parameter:

Rated voltage                                              12KV

Rated current                                          630~3150A
Rated short-circuit breaking current             20~40KA
Rated peak withstand current                     50~100KA
Rated short-time withstand current              20~40KA
Rated duration short-time                                4S
Machanical endurance                              20000 times