ZHRV2-S

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%. 50/60Hz universal, button setting, LCD display
voltage and fault information, protection can be turned on or off. Check
phase voltage value by button, with N-phase phase failureprotection. DIN rail
mounting.