The vacuum contactor has the advantages of strong quenching ability, good pressure resistance performance, high operating frequency, long service life, no arc external spraying, small volume, light weight, long maintenance period and no noise.
Model | 160/12 | 250/12 | 400/12 | 630/12 |
Rated voltage | 12 | 12 | 12 | 12 |
Rated current | 160 | 250 | 400 | 630 |
Main circuit joint capability(A/100 times) | 1600 | 2500 | 4000 | 6300 |
On-off capability of main circuit(A/10times) | 1280 | 2000 | 3200 | 5000 |
Limit breaking capacity(A/3 times) | 3200 | 4000 | 4500 | 6300 |
Mechanical life(Ten thousand times) | 100 | 100 | 100 | 100 |
Mechanical lock life(Ten thousand times) | 10 | 10 | 10 | 10 |
Main circuit power frequency voltage withstand(kV) | 32 | 32 | 32 | 32 |
Auxiliary circuit power frequency voltage withstand(kV) | 2.5 | 2.5 | 2.5 | 2.5 |
Power frequency voltage withstand of control circuit(kV) | 2 | 2 | 2 | 2 |
Rated operating frequency(times/h) | 300 | 300 | 300 | 300 |
Frequency of mechanical lock operation(times/h) | 30 | 30 | 30 | 30 |
Contact opening(mm) | 5±0.5 | 5±0.5 | 5±0.5 | 5±0.5 |
Overrange(mm) | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 | 1.5±0.3 |