China Pgs-20kv/600A Outdoor Pole Mounted Sf6 Gas Insulated Load Break Switch (LBS), Find details about China Load Break Switch, Gas Insulation Load Break Switch from Pgs-20kv/600A Outdoor Pole Mounted Sf6 Gas Insulated Load Break Switch (LBS)
No | Item | Unit | Data | |
1 | Rated voltage | kV | 12/20/33 | |
2 | Rated current | Hz | 50/60 | |
3 | Rated insulation level (with SF6 gas 0.07Mpa) | lightning impulse voltage | kV | 75/125/170 |
Power frequency impulse voltage | kV | 42/50/70 | ||
5 | Rated current | A | 630 | |
6 | Rated open circuit load current(0.07Mpa//20ºC/h) | A | 630 | |
7 | Open circuit current under 0 pressure | A | 630 | |
8 | Rate peak value withstand current | kA | 50 | |
9 | Rated short-time closing current | kA | 50 | |
10 | Rated short-time withstand current | kA/s | 20/1 | |
11 | Rated electric cable charge open circuit current | A | 25 | |
12 | Rated wire charge open circuit current | A | 16 | |
13 | Rated closed loop open circuit current | A | 630 | |
14 | Excitation current | A | 21 | |
15 | Rated current open circuit times | ≥400 times | ||
16 | Rated working pressure | MPa | 0.07 | |
17 | Each operating voltage and resistance | μΩ | ≤150 | |
18 | Gas relative leakage rate | year | ≤1% | |
19 | SF6 gas moisture content | Leave factory relative figure | ppm | ≤150 |
Switch working figure | ppm | ≤300 | ||
20 | Machine stable operation | times | 6000 | |
21 | Rated operating voltage and assistant loop rated voltage | V | DC220;110 | |
AC 220;110 | ||||
22 | Weight | M type | kg | 115 |
A type | 135 |