ZHRV2-04 Voltage control relay
|Categories||Voltage Control Relay|
|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|
|Allowable relative humidity||≤50%|
|Output type||1 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.