Serial Number | unit | data | |||
1 | Rated voltage | kV | 12 | ||
2 | Rated current | A | 630/1250 | ||
3 | Rated frequency | Hz | 50 | ||
4 ?0?2 | Rated insulation level | 1-minute power frequency withstand voltage (RMS) (wet) Ground-to-phase and phase-to-phase/vacuum fracture (dry) | kV | 34 42/48 | |
Lightning impulse withstand voltage (peak value) | Ground and interphase | 75 | |||
Vacuum break | 85 | ||||
5 | Rated short-circuit breaking current | kA | 20 | ||
6 | Rated short-circuit breaking current (peak value) | 63 | |||
7 | 4S short-time withstand current | 25 | |||
8 | Peak withstand current | 50 | |||
9 | Number of times rated short-circuit opening current interruption | Second-rate | 30 | ||
10 | Rated operating sequence | Score - 0.3S - Score - 3S - Score - 3S - Score - Lockout | |||
11 | Mechanical life | Second-rate | 10000 | ||
12 | Main circuit resistance | μΩ | ≤85 | ||
13 | Rated operating voltage | V | DC110 | ||
