Front-face Panel:
Technical Data
| Supply terminals | N,L1,L2,L3 |
| Rated supply voltage | AC 3*220V(N-L1/L2/L3) |
| Rated frequency | 40/50160/70Hz |
| Umax setting range | AC230-300V |
| Umin setting range | AC140-210V |
| Auto-reclosing delay(Ton) | 1-600s |
| Return delay to priority phase | 1-600s |
| Switch delay to reserve phases | <0.2s |
| Voltage hysteresis | 5v |
| Overvoltage trip delay | 0.1s;2350V:0.02s |
| Undervoltage trip delay | 0.1s;2350V:0.02s |
| Voltage accuracy | <1% |
| Max.operating phase voltage | 350v |
| Rated operating current | 63A/80A/100A |
| Max.operating current | 80A/90A/100A |
| Pollution degree | 3 |
| Electrical life | 10^5 |
| Mechanical life | 10^6 |
| Altitude | ≤2000m |
| Ambient temperature | -25ºC~+50ºC |
| Permissable relative humidity | ≤50% at 40 ºC (without condensation) |
| Storage temperature | -25ºC~+55ºC |
| Conductor size | 0.5mm2~1mm2 |
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