R-K Electronics, Inc. Protection Relays & Systems DPM-240A-T

The DPM-240A-T is a digital three-phase voltage monitor designed to monitor line voltages from 200 to 600VAC. It features a 16-character, two-line backlit LCD display and membrane buttons for configuration, with terminal block connections (T) on the control side. The device operates on 240VAC supply voltage and outputs a SPDT relay rated at 10 Amps at 120VAC or 6 Amps at 277VAC. It is surface-mounted with two screws, weighs 1 pound, and operates in ambient temperatures from -40°C to 65°C, with display and membrane functionality limited to -20°C and above. The unit retains settings and fault history during power loss and includes adjustable trip and restart delays. Physical dimensions are 122.2 mm x 119.9 mm x 121.9 mm.