No. | Name | Unit | Date |
---|---|---|---|
1 | Rated Voltage | kV | 40.5 |
2 | Rated Frequency | Hz | 50 |
3 | Rated Current | A | 1600 |
4 | Rated Short-Circuit Breaking Current | kA | 31.5 |
5 | Rated Short-Circuit Making Current | kA | 80 |
6 | Rated Short-Time Withstand Current (4 s) | kA | 31.5 |
7 | Rated Peak Withstand Current | kA | 80 |
8 | Rated Out-of-Phase Breaking Current | kA | 8 |
9 | Accumulative Breaking Times with Full Capacity | times | 20 |
10 | Rated Lightning Impulse Withstand Voltage | ||
Phase-to-Phase or Phase-to-Earth | kV | 185 | |
Across the Open Contact | kV | 215 | |
11 | Power Frequency Withstand Voltage (1 min) | ||
Phase-to-Phase or Phase-to-Earth | kV | 95 | |
Across the Open Contact | kV | 118 | |
12 | Closing Time | ms | ≤ 120 |
13 | Opening Time | ms | 60 ± 10 |
14 | Rated Operation Sequence | O-0.3 s-CO-180 s-CO | |
15 | Mechanical Life | times | 6000 |
16 | Annual Leakage of SF6 Gas | %/year | ≤ 1 |
17 | Weight of a CB | kg | 600 (900 when equipped with current transformer outside) |
No. | Name | Unit | Value |
---|---|---|---|
1 | Rated Pressure of SF6 Gas | MPa | 0.60 |
2 | Alarm Pressure of SF6 Gas | MPa | 0.55 |
3 | Locking Pressure of SF6 Gas | MPa | 0.52 |
4 | Weight of SF6 Gas for a CB | kg | 2.0 |
5 | Water Content in SF6 Gas (20°C) | v/v | ≤ 150 x 10 -6 |
No. | Name | Unit | Value | |||
---|---|---|---|---|---|---|
1 | Opening Coil | Rated Voltage | V | AC220 | DC110 | DC220 |
Rated Current | A | 2.4 | 4 | 2 | ||
Scope of Normal Working Voltage | 65% Ur to 120% Ur | |||||
2 | Closing Coil | Voltage of Control Circuit | V | AC220 | DC110 | DC220 |
Current of Closing Coil | A | 3 | 4 | 2.2 | ||
Scope of Normal Working Voltage | 85% Ur to 110% Ur | |||||
3 | Energizing Motor | Voltage of Energizing Motor | V | AC110 or DC110 | ||
Power of Energizing Motor | W | 500 | ||||
Scope of Normal Working Voltage | 85% Ur to 110% Ur | |||||
Time of Storing Energy | s | ≤ 8 | ||||
4 | Heater | Rated Voltage | V | AC220 |