| Measuring Parameter | Under Voltage, Over Voltage, Phase Sequence, Phase Failure | 
| Electrical Connection | 3Ø - 3W | 
| Time Ranges | Trip Time Delay : 0.2 to 10 sec,  Power On Delay: 400msec  | 
                            
| Accuracy | Trip Voltage: ±0.5% of F.S,  Trip Time: ±5% of F.S  | 
                            
| Output Contact | 1 C/O ( SPDT ) | 
| Output Rating | NC: 3A @ 250V AC , NO: 5A @ 250V AC | 
| Operating Voltage | 154 To 500V AC (L - L) | 
| Size | 17.5mm | 
| Mounting Type | DIN Rail Mount | 
| Certification | CE |