No | Item | Unit | Parameter |
1 | Rated voltage | kV | 36 | 40.5 |
2 | Rated frequency | Hz | 50/60 |
3 | Rated current | A | 630/800 |
4 | 1min Power frequency withstand voltage | wet | kV | 70 | 95 |
dry | kV | 80 | 110 |
5 | Lightning impulse withstand voltage | kV | 170 | 185 |
6 | Rated short circuit breaking current (peak) | kA | 195 | 215 |
7 | Rated active load and close circuit breaking current | A | 400/630 |
8 | Rated transferring current | A | 1200 | 1000 |
9 | Rated short circuit making current (peak) | kA | 63 | 63 |
10 | Rated cable off load | A | 50 |
11 | Transformer off load | A | 16 |
12 | Rated withstand current (peak) | kA | 63 |
13 | Short time withstand current (2s) | kA | 25 |
14 | Mechanism life | times | 2000 | 2000 |