ZHRV3-01~11

Used in air conditioning units, elevator machine room, pumps, fans and other
motor control applications, as protection of over-voltage, under-voltage,
phase loss, phase sequence, 3-phase imbalance. When the power supply is
abnormal, stop supply to protect the equipment.
Built-in microprocessors, true RMS measurement, voltage measurement
accuracy <1%. 50/60Hz universal, knob setting. LED indicator shows working
status. Rated voltage three-phase three-wire 208V~440V & three-phase four-
wire 120V~254V universal. N-phase phase failure protection, DIN-rail
mounting.