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Ush 0The phase failure relay is a special type control device that monitors phase sequence, phase loss, phase unbalance, overvoltage, and under-voltage in three-phase electrical systems.
| Additional Information |
| Colour | White |
| Rated Operation Voltage | Three Phase AC 415V (50Hz) |
| Over Voltage Protection | AC 415V ∿ 495V |
| Over Voltage Protection | AC 335V ∿ 415V |
| Operation Time Of Over Voltage | 2s ∿ 8s Adjustable |
| Operation Time Of Under Voltage | 2s ∿ 8s Adjustable |
| Open Phase Protecion | a ≤ 2s |
| Contact Capacity | AC 250V 5A |
| Warranty | 1 Year |
| Application | Domestic Uses |