
The high-voltage vacuum circuit breaker for indoor installation ZN85-40.5 (hereinafter referred to as the circuit breaker) is intended for use in three-phase alternating current electrical power systems with a frequency of 50 Hz and a rated voltage of 40.5 kV.
The ZW32-33F series outdoor high voltage vacuum circuit breaker is designed for use in 50Hz AC three-phase electrical systems with a rated voltage of 33kV for switching load current, overload current and short-circuit current.
The company is a large group of enterprises in the field of power equipment, covering a series of high-voltage and low-voltage vacuum contactors for 0.4–40.5 kV, pole vacuum circuit breakers, SF6 load switches, reactive power compensation devices, metering devices, specialized disconnectors and circuit breakers for power plants of 40.5 kV / 72.5 kV / 110 kV / 220 kV, high and low voltage switchgear, as well as operation and maintenance services for energy facilities.