RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail
21mm, Maximum Frequency Sensed: 45Hz, Maximum Operating Temperature: +60°C, Minimum Frequency Sensed: 65Hz, Minimum Operating Temperature: -10°C, Operating Temperature Range: -10 → +60°C.RS PRO Phase, Voltage Monitoring Relay, 3 Phase, SPDT, DIN Rail, Voltage Sensitivity: Overvoltage Protection, Undervoltage Protection, Phase Sensitivity: Phase Loss, Phase Sequence, Phase Asymmetry, Time Delay: 2 → 999s, Dimensions: 36 x 90 x 67mm, Frequency Sensitivity: Overfrequency, Underfrequency, Length: 66.