| Measuring Parameter | Phase Sequence,Phase Failure, Phase Asymmetry | 
| Electrical Connection | 3P - 3W | 
| Time Ranges | Power On Delay :<500msec | 
| Voltage Accuracy | ±1% of Full Scale | 
| Output Contact | 1 C/O ( SPDT ) | 
| Output Rating | NC:3A @ 250V AC , NO:5A @250V AC | 
| Operating Voltage | 280 To 520V AC (L-L) | 
| Size | 17.5mm | 
| Mounting Type | DIN Rail Mount |