| Customization: | Available |
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| Breaking Capacity: | High Voltage Circuit Breakers |
| Operation: | Manual Type |
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MAIN ADVANTAGES
| No. | Item | Unit | Data | ||
| 1 | Rated frequency | Hz | 50 | ||
| 2 | Rated voltage | kV | 12 | ||
| 3 | Rated current | A | 630 | 1250 | |
| 4 | Rated short-time power frequency withstand voltage |
Interphase, to earth(wet) | kV/min | 34/1 | |
| Interphase, to earth(dry) | 42/1 | ||||
| Fracture (dry) | 48/1 | ||||
| Secondary circuit to earth | 2/1 | ||||
| 5 | Rated lightning impulse withstand voltage | Interphase, to earth | kV | 75 | |
| Fracture | 85 | ||||
| 6 | Rated short-circuit breaking current | kA | 20/25 | ||
| 7 | Rated short-circuit making current(peak) | 50/63 | |||
| 8 | Rated short-time withstand current and duration | kA/s | (20/25)/4 | ||
| 9 | Rated peak withstand current | kA | 50/63 | ||
| 10 | Rated short-circuit breaking current breaking times | Times | 30 (E2 Level) | ||
| 11 | Main circuit resistance | μΩ | ≤80, ≤120, ≤160 | ||
| 12 | Rated Operating Voltage and Rated Voltage for auxiliary(control) circuit | V | AC/DC220,DC48,DC24 | ||
| 13 | Mechanical life | Times | 10000 (M2 level) | ||
| Note: If the altitude is over 1000m, the rated insulation level should be modified as appropriate. | |||||
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