ABB AB Voltage Monitor Relay, Dpdt, 4A, 230Vac; Product Range Abb 1SVR740750R0400

The CM-EFS.2P is a single-phase voltage monitoring relay with a 24-240 V AC/DC supply and two selectable SPDT output contacts rated at 250 V / 4 A AC and 24 V / 4 A DC. It monitors AC/DC voltages across four ranges: 3-30 V, 6-60 V, 30-300 V, and 60-600 V, with fixed 5% hysteresis and adjustable tripping and start-up delays from 0.1 to 30 seconds. The device mounts on DIN rail (35 mm), features screwless push-in terminals accepting 0.5-1.5 mm² wires, and has an IP50-rated enclosure. It complies with IEC/EN 60255-27, EN 50178, UL 508, and CAN/CSA C22.2 No.14, and operates from -20 to +60 °C. Its dimensions are 22.5 mm width, 85.6 mm height, and 103.7 mm depth, weighing 146 g.