Scope of application:
KYN28A-12 Metal clad switchgear (hereinafter referred to as switchgear)is suitable for three-phase AC 50Hz power system.It is mainly used for power transmission of power plants, small and medium-sized generators,power distribution of industrial and mining enterprises andinstitutions,power reception and power transmission of secondary substations of electric power systems,and starting of large high-voltage motors,etc.,to realize control,protection and monitoring.This switchgear meets the requirements of GB/T11022,GB/T3906 and other standards,and has the interlocking functions of preventing the circuit breaker from being pushed and pulled with load,preventing the circuit breaker from being opened and closed by mistake,preventing the grounding switch from being closed when it is in the closed position, and preventing the grounding switch from being mistakenly closed when it is charged.It can be equipped with both ZN63A-12 vacuum circuit breaker developed by our company and Vd4 vacuum circuit breaker of ABB company and VB2 vacuum circuit breaker of GE company in the United States