Customization: | Available |
---|---|
Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Manual Type |
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TeTechnical Parameterchnical Parameter
Technical ParameterName | Unit | Data |
Rated voltage | kV | 12 |
Rated current | A | 630/1250 |
Rated power frequency | Hz | 50 |
Rated short-circuit breaking current | kA | 20 |
Rated withstand current(peak) | kA | 50 |
Rated short-time withstand current(4s) | kA | 20 |
Rated short-circuit making current(peak) | kA | 50 |
Rated short-circuit breaking time | Secondary | 30 |
Mechanical life | Secondary | 10000 |
Power frequency withstand voltage (1min) | kV | 42 |
Lightning impulse withstand voltage (peak) | kV | 75 |
Main circuit resistance | μΩ | ≤120 |
Current sensor changes | 30~1250/5 |