Parameter
Technical drawings
Parameter
Parameter name | Unit | Parameter value | |||
Rated voltage | kv | 40.5 | |||
Rated frequency | Hz | 50/60 | |||
Rated current | A | 1000/1250/1600 | |||
2000/2500/3150/4000 | |||||
Rated short-circuit breaking current | kA | 25 | 31.5 | 40 | |
Rated short-circuit switching current (peak) | kA | 60 | 80 | 100 | |
Rated short-circuit withstand current (thermal stability current) | kA | 25 | 31.5 | 40 | |
Rated peak withstand current (thermal stability current) | kA | 63 | 80 | 100 | |
Rated out of step breaking current | kA | 6.3 | 8.0 | 10.0 | |
Cumulative breaking times under rated short-circuit breaking current | N | 30 | |||
Rated short circuit duration | S | 4 | |||
Rated lightning impulse withstand voltage | Relatively | kV | 185 | ||
Between fractures | kV | 215 | |||
Rated 1min power frequency withstand voltage | Relatively | kV | 95 | ||
Between fractures | kV | 118 | |||
Rated operating sequence | O-0.3s-CO-180-CO | ||||
Closing time | MS | ≤100 | |||
Opening time | ≤50 | ||||
Breaking time | ≤50 | ||||
Closing and opening time | ≤60 | ||||
Closing synchronization | ≤3 | ||||
Opening synchronization | ≤2 | ||||
Voltage of opening coil and opening coil | V | DC: 220/110 | |||
Energy storage motor voltage | V | AC: 220/110 | |||
DC: 220/110 | |||||
Single circuit resistance | µΩ | ≤70 | |||
Rated SF6 other pressure | MPa | 0.45 | |||
Annual leakage of SF6 gas | ≤5% | ||||
Moisture content of SF6 gas | ppm(v/v) | ≤150 | |||
Radio interference level | µV | ≤2500 | |||
Mechanical life | N | 10000 |
Technical drawings