Prev Next Protective Relay Voltage Relay EP4-1 MULTI FUNCTION DIGITAL DC VOLTAGE RELAY Add to inquiry Inquiry list Description Wiring and timing diagrams Overall dimensions or other Download Digital voltage indicator and fault detector Over voltage detection with 0.1sec~10sec tripping delay Under voltage detection with 0.1sec~10sec tripping delay Manual / Auto Reset selectable - 1sec or 5sec auto reset tripping delay EP4-1_DC Catalogue EP4-1/EP4-1_DC User Manual