| Customization: | Available |
|---|---|
| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Electric Type |
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Outdoor vacuum circuit breaker is rated voltage 24kV, three-phase AC 50Hz outdoor distribution equipment. Mainly used for breaking, closing power system load current, overload current and short circuit Current. For substation and industrial and mining enterprises distribution system protection and control of workplace use, and frequent operation of rural power grids.
Ambient air temperature:+40ºC~-40ºC
A height of not more than2000 meters above sea level
The wind speed is not greater than 35m/s
Anti-contamination level for grade IV
The earthquake intensity does not exceed 8 degrees
No fire, explosion, severe chemical corrosion of the place
| Name | Unit | Data |
| Rated voltage | kV | 24 |
| Rated frequency | Hz | 50 |
| Rated current | A | 630 |
| Rated short-circuit breaking current | kA | 20 |
| Rated peak withstand current (peak) | KA | 50 |
| Rated short time withstand current | KA | 20 |
| Rated short circuit making current (Peak) | KA | 50 |
| Mechanical endurance | times | 10000 |
| Rated short-circuit breaking current breaking times | times | 30 |
| Power frequency withstand voltage (1min): vacuum fracture, white, on the ground / fracture | kV | 65/79 |
| Lightning impulse withstand voltage (peak) and white, right / fracture | kV | 125/145 |
| Secondary circuit 1min power frequency withstand voltage | kV | 2 |
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