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Product explan

The company's main products include intelligent high and low voltage electrical appliances for power distribution systems, (mainly including four types of products such as intelligent universal circuit breakers, plastic circuit breakers, high voltage vacuum circuit breakers and power transformers) and two categories of high and low voltage power equipment , Applied to the secondary and tertiary distribution grid system of various industries

ZN85-40.5 Series Indoor High Voltage Vacuum Circuit Breaker

Data： 2021-03-22 08:52:11 Hits： 508

ZN85-40.5 series indoor high voltage vacuum circuit breaker

product description

The ZN85-40.5 indoor AC high voltage vacuum circuit breaker is an indoor switchgear with a three-phase AC 50HZ and a rated voltage of 40.5kV. The circuit breaker complies with GB1984-1989 "AC high voltage circuit breaker", JB3855-1996 "3.6-40.5kV indoor AC high voltage vacuum circuit breaker" and relevant IEC standards. Circuit breakers can be used in industrial and mining enterprises, power plants and substations to switch load currents, overload currents, and fault currents, and are suitable for places with frequent operations.



Normal use conditions

●Environmental temperature: upper limit +40°C, lower limit -30°C;
●Altitude: no more than 2000m;
●Relative humidity: the daily average value is not more than 95%, and the monthly average value is not more than 90%;
●Installation location: less than 8 degrees; no fire, explosion, no corrosive gas and severe vibration place.


Model and meaning



The main technical parameters

Overall installation size