Customization: | Available |
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Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Electric Type |
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Item | Unit | Specification |
Rate voltage | kV | 12 |
Rate current | A | 630/1250 |
Rate frequency | Hz | 50/60 |
Power frequency withstand voltage (1min)phase to phase,ground/fracture | kV | 42 |
Lightning impulse withstand current (peak)phase to phase,ground/fracture | kV | 75/85/95 |
Rated short-circuit making current (peak) | kA | 20/25/31.5 |
Rated short-circuit withstand current | kA | 50/63/80 |
Rated short-circuit current breaking times | times | 50 |
Mechanical life | times | 10000 |
Opening time | m/s | ≤40-55 |
Closing time | m/s | ≤27-35 |
Rated operating cycle | O-0.3s -CO-180S -CO | |
Auxiliary circuit rated voltage | VDC | 220/110/48 |
Maximum power consumption of auxiliary circuit | VA | 100 |