| Rated Current（A） | 400 |
| Rated Voltage(KV) | 1.14 |
| Rated Ultimate Breaking Capacity(A) | 7.5(9) |
| Closing Power(W Transient) | 1152 |
| Opening Power(W Transient) | 31 |
| Undervoltage Power(W) | 5 |
| Mechanical Life(Million times) | .02 |
| Electrical Life(Million times) | .3 |
| Weight(KG) | 18 |
ZN7-400/1.14
