| Item | Value |
|---|---|
| Supply terminals | N1, L1, N2, L2 |
| Rated supply voltage | AC 2 * 220V / 110V (N1-L1 / N2-L2) |
| Rated frequency | 40 / 50 / 60 / 70Hz |
| Umax setting range | 230-300V 110-300V |
| Umin setting range | 140-220V 80-220V |
| 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; ≥350V: 0.02s |
| Undervoltage trip delay | 0.1s; ≥350V: 0.02s |
| Voltage accuracy | <1% |
| Max. operating phase voltage | 350V |
| Rated operating current | 63A / 80A / 100A |
| Max. operating current | 63A / 80A / 100A |
| Pollution degree | 3 |
| Electrical life | 100000 |
| Mechanical life | 100000 |
| Altitude | ≤2000m |
| Ambient temperature | -25℃~+50℃ |
| Permissible relative humidity | ≤50% at 40℃ (without condensation) |
| Storage temperature | -25℃~+55℃ |
| Conductor size | 0.5mm²~1mm² |
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