China Best Three Phase Power Distribution Box Factories – ZN63(VS1 )-12kV Indoor High Voltage Vacuum Circuit Breaker – Changan Group

Product Summary

ZN63 (VS1) —12 vacuum circuit breaker is suitable for three phase AC 50Hz and rated voltage 3.6kV to 12kV power system, as control and protection of industrial and mining enterprises, power plants and substations, and suitable for frequent operation occasions, It has perfect mechanical and electrical interlocking function, which is suitable for the main high voltage switchgear in the market. The product is excellent in performance, widely used in industrial chemical industry, metallurgy, construction industry, manufacturing industry, civil residential district, hospital, enterprise power distribution, transportation, subway, high—speed railway and so on.

Environmental Conditions

1.Ambient Temperature: No more than +40℃ and no less than -15℃.Average temperature is no more than +35℃ within 24 hours.

2.Altitude: No more than boom.

3.Relative Humidity: the average daily value is no more than 95%, the average monthly value is no more than 90%.

4.Earlhquake Intensity: No more than 8 degrees.

5.Vapor pressure: average daily value is no more than 2.2kPa, average monthly value is no more than 1 .8kPa.

6.lnstallation locations without fire, explosion danger, serious pollution, chemical corrosion and violent vibration.

Product Features

1 .The product adopts a composite insulation technology and combines with an integrated spring operating mechanism to ensure stable electrical and mechanical performance.

2.lt can be used as a fixed installation unit, and also equipped with a special propulsion mechanism to form a handcart unit.

3.The structure is versatile and can match all the mainstream high voltage switchgear in the market.

Technical Parameters

Schematic diagram of structure