ZHRV2-04 Voltage control relay
Categories Voltage Control Relay Album View larger image Rated supply voltage 3-phase 3-wire AC220V~500V 3-phase 4-wire AC125V~3 Rated supply frequency 50Hz/60Hz Phase failure and phase sequence ≤0.2s Voltage measurement error ≤1% Rated insulation voltage 415V Contact configuration capacity(A) 10A Altitude ≤2000m Allowable relative humidity ≤50% Use category AC-15 Output type 1 C/O Update Time 2020-12-05Detail 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, voltage measurement accuracy <1%。Measuring frequency 45Hz~65Hz button setting, LCD display voltage and fault information can be turned on or off.Check phase voltage value by button, With N-phase phase failureprotection, DIN rail mounting.Function DiagramWiring DiagramDimensionsCompany