Schneider Electric Voltage Monitoring Relay, 3 Phase, SPDT, 183 → 528V ac, DIN Rail
5 x 90mm, Length: 72mm, Maximum Operating Temperature: +50°C, MPN: RM17UB310.Schneider Electric Voltage Monitoring Relay, 3 Phase, SPDT, 183 → 528V ac, DIN Rail, Voltage Sensitivity: Absence of Neutral, Overvoltage and Undervoltage Between Neutral, Overvoltage and Undervoltage Between Phase, Time Delay: 0.3 → 30s, Series: Harmony Control, Better World Product: Yes, Better World Verification: Green Premium, Dimensions: 72 x 17.