Schneider Digital Voltage Relay 1/3-Phase with Display, Range: 100-480VAC, Supply: 100-240VAC/VDC, 50/60Hz, O/P: Relay (N/R), Panel / Din Rail Mount.
It can provide both over-voltage and under-voltage protection at the same time. For the range of protection, it can be used for 3-phase or single-phase.
General Characteristics
Setting Range: 100-480Vac 50/60Hz.
Rated Supply Voltage: 100-240Vac/Vdc 50/60Hz.
Over Voltage, Under Voltage, Voltage Phase Loss, Voltage Phase Unbalance, Voltage Reversal Phase.