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10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB
10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB
10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB
10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB
10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB
10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB

10kV 12kV VS1-12 Indoor high voltage fixed type vacuum circuit breaker VCB

Member Details

Yueqing Liyond Electric Co., Ltd.

China

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  • Company Profile

VS1-12 Indoor high voltage fixed type vacuum circuit breaker is three-phase AC 50Hz, rated voltage of 12KV indoor device. For industrial and mining enterprises, power plants and substations as electrical equipment control and protection purposes, and for frequent operation of the place.The circuit breaker has the advantages of long service life, simple maintenance, no pollution, no explosion hazard and low noise, and is suitable for the harsh working conditions such as frequency operation.

Electrical parameters

NO.ItemUnitData
1Rated voltagekV12
2Rated insulation level1min Power frequency withstand voltage42
Rated lightning impulse withstand voltage75
3Rated currentA630,1250,2000,3150
4Rated short circuit breaking currentkA20,25,31.5,40
5Rated short-circuit opening and closing current (peak)50,63,80,100
6Rated dynamic current (peak)50,63,80,100
7Rated thermal stability current (rms)20,25,31.5,40
8Rated short circuit current breaking timestime50,20
9Rated thermal stability times4
10Rated operating sequence/O-0.3S-CO-180S-CO
11Mechanical lifetime10000
12Rated single capacitor bank breaking currentA630
13Rated back to back capacitor bank breaking current400



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