Application: Suitable for power distribution systems with the frequency of AC 50Hz and rated working voltage below 400V, used for power reception and distribution while providing circuit control, protection, and monitoring functions. 

Features: Strong current-carrying capacity, high insulation level, large breaking current, reliable performance, mature technology, and complete models, which can meet diverse power consumers' requirements across substations, power plants, iron and steel metallurgy, municipal infrastructure, food and medicine, rail transit systems, data centers, and nuclear power plants. 

Voltage level: 400V / 690V