ZHRV5-12 Voltage control relay
Categories Voltage Control Relay Rated supply voltage AC 3×220V→3×460V Operating voltage range AC 187V~529V Rated supply frequency 50Hz~65Hz Measuring range AC 176V~552V Measurement frequenccy range 45Hz~65Hz Action delay 0.1s~10s Rated insulation voltage 460V Contact configuration capacity(A) 8A IP Class IP20 Voltage measurement error ≤1% Update Time 2021-10-19Detail Information
Used in air conditioning units, elevator machine room, pumps, fans and other motor control applications, as protection of over-voltage, under voltage, phase failure, phase sequence and phase unbalance. When the power supply is abnormal, turn off power supply to protect the equipment.
Built-in microprocessors, true RMS voltage measurement, voltage measurement accuracy≤1%. Measuring frequency 45Hz~65Hz,knob setting, LED indicator shows working status. Rated voltage three-phase three-wire220V~460V universal.DIN rail mounting.Function DiagramWiring DiagramDimensionsCompany