ZHRV2-04 Voltage control relay

Group Voltage Control Relay
Min. Order 1 piece
Terms of Payment all
Update Time 2019-07-10
Item specifics
Rated supply voltage3-phase 3-wire AC220V~500V 3-phase 4-wire AC125V~3
Rated supply frequency50Hz/60Hz
Phase failure and phase sequence≤0.2s
Voltage measurement error≤1%
Rated insulation voltage415V
Contact configuration capacity(A)10A
Allowable relative humidity≤50%
Use categoryAC-15
Output type1 C/O



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 Diagram

Wiring Diagram