Description | 3kv10kA | 4.5kv10kA | 3kv10kA | 3kv10kA | 3kv10kA |
| class 2 | class 3 | class 3 | |||
| Rated voltage,kV | 3 | 4.5 | 3 | 3 | 3 |
| MCOV,kV | 2.55 | 3.6 | 2.55 | 2.55 | 2.55 |
| Lightning impulse(8/20)residual voltage, kV | |||||
| 5KA | 8.2 | 11.2 | 8.2 | 8.2 | 8.2 |
| 10KA | 9 | 12.5 | 9 | 9 | 9 |
| 20KA | 11 | 13.5 | 11 | 11 | 11 |
| Switch impulse(30/60) kV | |||||
| 125A | 7 | 9.7 | 7 | 7 | 7 |
| 500A | 8 | 10 | 8 | 8 | 8 |
| Reference voltage, kV | >=3 | >=4.5 | >=3 | >=3 | >=3 |
| Long duration,us | 2000 | 2000 | 2000 | 2000 | 2000 |
| Steep current residual voltage,kV | 10 | 14 | 10 | 10 | 10 |
| KCT value for operation duty test: | |||||
| High current impulse,kA | >=80 | >=90 | 100 | 100 | 100 |
| Temporary over voltage,kV | |||||
| 0.1s | 3.6 | 7.05 | 3.6 | 3.6 | 3.6 |
| 1s | 3.5 | 6.75 | 3.5 | 3.5 | 3.5 |
| 10s | 3.3 | 6.45 | 3.3 | 3.3 | 3.3 |
| 100s | 3.15 | 4.73 | 3.15 | 3.15 | 3.15 |
| 1000s | 3 | 4.5 | 3 | 3 | 3 |
| 10000s | 2.7 | 4.05 | 2.7 | 2.7 | 2.7 |
| 2ms rectangular current A | 250 | 250 | 400 | 650 | 750 |
| Dimension,mm | Dia40X21 | Dia40X31 | Dia56X21 | Dia70X21 | Dia80X21 |