Schneider Electric Phase, Temperature, Voltage Monitoring Relay with DPST Contacts, 3 Phase, 24 → 240 V ac/dc. Voltage Sensitivity: Motor Voltage. Voltage Sensing Range: 208 → 480 V ac. Phase Sensitivity: Phase Failure, Phase Sequence. Time Delay: 0.3 s. Temperature Sensitivity: Overtemperature, Undertemperature. CAD Drawing: 3D CAD Model. Minimum Voltage Sensed: 208 V ac. Width: 35mm. Maximum Voltage Sensed: 480V ac. Minimum Operating Temperature: -20°C. Dimensions: 72 x 35 x 90 mm. MPN: RM35TM50MW