GB3804-2004 《3-63KV AC high voltage load break switch》GB16926-2009 《AC high voltage load break switch-fuse combination apparatus》
Altitude: no more than 1000m; Ambient temperature: -10℃一+40℃; Relative humidity: daily average no more than 95％, monthly average no more than 90％; Earthquake degree: less than 8℃
| No. | Item | Unit | Data |
| 1 | Rated voltage | kV | 24 |
| 2 | Rated power frequency | Hz | 50 |
| 3 | Rated current | A | 630 |
| 4 | Maximum rated current(fuse) | A | 80 |
| 5 | Rated active load open circuit current, rated closed-loop open circuit current | A | 630 |
| 6 | Rated short-time withstand current(2s) | kA | 20 |
| 7 | Rated short circuit making current, rated peak withstand current | kA | 50 |
| 8 | 1min PF withstand voltage(phase to phase, phase to earth, across open contacts) | kV | 65/79 |
| 9 | Lightning impluse withstand voltage(peak)(phase to phase, phase to earth, across open contacts) | kV | 125/145 |
| 10 | Rated cable charging breaking current | A | 16 |
| 11 | Mechanical life | time | 2000 |
| 12 | Rated breaking transfer current | A | 1050 |
| 13 | Rated short circuit breaking current(fuse) | kA | 31.5 |
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