ZHRV2-04 Voltage control relay
Categories Voltage Control Relay Album View larger image Rated supply voltage AC220V. AC230. AC240V. AC380V. AC400V. AC415V Rated supply frequency 50Hz/60Hz Over- voltage threshold range (1.05~1.30)xUe Under -voltage threshold range (0.70~0.95)xUe Unbalance threshold range 5%~ 15% Action delay range 0.1s~10s Phase failure and phase sequence ≤1s Voltage measurement error ≤1% Rated insulation voltage 415V Contact configuration capacity(A) 10A Update Time 2020-12-01Detail 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 microprocessor, true RMS measurement, measurement accuracy ≤1%.50/60Hz universal, knob setting, LED indicator shows working status. With N-phase phase failure protection, DIN rail mounting.Function DiagramWiring DiagramDimensionsCompany