Measuring frequency 45Hz~65Hz, 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 .

Measuring frequency 45Hz~65Hz, 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 .

Summary

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

Applications

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

Features

Built-in microprocessors, true RMS voltage measurement, voltage measurement accuracy 5 1%. Measuring frequency 45Hz~65Hz, 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

 

Technical Parameters

Function diagram

Wiring Diagram

Dimension