Indoor high-voltage vacuum circuit breakerDetailed product description：

The ZN66-12 series reinforced insulation indoor high-voltage vacuum circuit breaker is jointly designed by two departments (the Ministry of Electric Power and the Ministry of Machinery), and is a new generation 12KV series vacuum circuit breaker with leading level among similar products in China. This product not only meets the requirements of GB1984 "AC High Voltage Circuit Breakers" and DL402 "Technical Conditions for Ordering AC High Voltage Circuit Breakers", but also complies with the requirements of DL403 "Technical Conditions for Ordering 10-30KV Indoor High Voltage Vacuum Circuit Breakers". This series of vacuum circuit breakers is an indoor device with a rated voltage of 12KV and a three-phase AC frequency of 50Hz. They are installed in various switch cabinets for the protection and control of electrical facilities in industrial and mining enterprises, power plants, and substations. They are also suitable for places with condensation, mild pollution, and frequent operation.