ZHRV5-45 Voltage control relay
|Categories||Voltage Control Relay|
|Rated supply voltage||3-phase 3-wire 220V~450V AC|
|Rated supply frequency||50/60Hz|
|Phase failure and phase sequence||≤0.5s|
|Data storage time||10 years|
|Accumulated timing error||≤0.001%|
|Contact configuration capacity(A)||10A|
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, LCD displays voltage and fault information,protection can be turned on or off.Check 3-phase voltage value by button,with counting and timing function.Record number and time of useing devices.DIN rail mounting.