| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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summarize
ZW32-12 outdoor vacuum circuit breaker for rated voltage 12kv, three-phase AC 50HZ outdoor power distribution equipment. It is mainly used to break and close the load current, overload current and short circuit current in the power system. It is suitable for protection and control in power distribution systems of substations and industrial and mining enterprises, and places where rural power grids are frequently operated.
Main technical parameters
serial number |
project | unit | parameter |
| 1 | rated voltage | KV | 12 |
| 2 | rated frequency | HZ | 50 |
| 3 | rated current | A | 630 |
| 4 | Rated short-circuit breaking current | KA | 20 |
| 5 | Rated peak withstand current (peak) | KA | 50 |
| 6 | rated short time current | KA | 20 |
| 7 | Rated short circuit closing current (peak) | KA | 50 |
| 8 | mechanical life | next | 10000 |
| 9 | Rated short circuit breaking current breaking times | next | 30 |
| 10 | Power frequency withstand voltage (1min) : (wet) (dry) phase to phase, ground/fracture | KV | 42/48 |
| 11 | Lightning impulse withstand voltage (peak) phase to phase, ground to ground, fracture | KV | 75/85 |
| 12 | Secondary circuit 1min power frequency voltage | KV | 2 |
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