|
Service condition |
System nominal voltage kV |
Continous operation voltage kV |
DCMin U1mA reference voltage kV≥ |
ResidualvoltagekV≥ |
Square wave current impulse withstand A |
High current impulse kA |
||
|
1/4μs Steep current impulse |
8/20μs Lightning current impulse |
30/60μs Switching current impulse |
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|
5kA Substation (Z) |
3 | 3.2 | 7.2 | 14.5 | 13.5 | 11.5 | 200 | 65 |
| 6 | 4 | 14.4 | 31 | 27 | 23 | |||
| 6 | 8 | 14.4 | 31 | 27 | 23 | |||
| 10 | 13.6 | 24 | 51.8 | 45 | 38.3 | |||
| 35 | 23.4 | 73 | 154 | 134 | 114 | 400 | 100 | |
| 40.8 | 73 | 154 | 134 | 114 | ||||
| 42.2 | 73 | 154 | 134 | 114 | ||||
| 43.2 | 73 | 154 | 134 | 114 | ||||
| 66 | 67.2 | 121 | 254 | 221 | 188 | 600 | 100 | |
| 72.5 | 130 | 258 | 224 | 190 | ||||
| 75.5 | 134 | 270 | 234 | 198 | ||||
| 110 | 75 | 140 | 287 | 250 | 212 | 600 | 100 | |
| 78 | 145 | 299 | 260 | 221 | ||||
| 80 | 148 | 305 | 266 | 226 | ||||
| 84 | 157 | 323 | 281 | 239 | ||||
| 88.2 | 168 | 347 | 302 | 256 | ||||