China 36kv-630A Air/Sf6 Gas Insulation Switch-Gear Type Ring Main Unit, Find details about China Switchgear, Ring Main Unit from 36kv-630A Air/Sf6 Gas Insulation Switch-Gear Type Ring Main Unit
No. | Item | Unit | Parameter |
1 | Rated voltage | kV | 36 |
2 | Rated frequency | Hz | 50/60 |
3 | Rated current | A | 1630 |
4 | 1min Power frequency withstand voltage | kV | 80 |
5 | Lightning impulse withstand voltage | kV | 195 |
6 | Rated short circuit breaking current (peak) | kA | 50/40 |
7 | Rated active load/close circuit breaking current | A | 50/40 |
8 | Rated transferring current | A | 800 |
9 | Rated short circuit making current (peak) | kA | 50/40 |
10 | Rated cable(line) charging breaking current | A | 50 and 10 |
11 | Cable charge breaking current in earthing fault | A | 50 |
12 | Rated withstand current (peak) | kA | 50/40 |
13 | Short time withstand current (2s) | kA | 16 |
14 | Mechanism life | times | 2000 |