VS1 vacuum circuit breaker application scope:

 VS1 series indoor HV vacuum circuit breaker (VS1 vacuum circuit breaker) is a three-phase AC 50Hz, rated voltage 7.2kV-24kV indoor device, which can be used for control and protection of electrical facilities in industrial and mining enterprises, power plants and substations, and is suitable for places with frequent operations.

 The product can be operated frequently and has the ability of multiple opening and closing and fast reclosing. The product is designed as a front and rear assembly structure, which can be used as a fixed installation unit or as a separate handcart when equipped with a chassis, and has a reliable interlocking function.

Normal working conditions:

1. Ambient temperature: high temperature 40℃,

low temperature -15℃

(storage and transportation at -30℃ is allowed).

2. Environmental humidity:

Daily average relative humidity ≤ 95%

Monthly average relative humidity ≤ 90%;

Daily average saturated vapor pressure ≤ 2.2×10-3MPa,

Monthly average saturated vapor pressure ≤ 2.2×10-3MPa.

3. Altitude: not more than 1000m.

4. Earthquake intensity: no more than 8 degrees.

5. Place of use: No flammable, explosion hazard, chemical corrosion and severe vibration.