APR-4VT motor protection relay is the relay to prevent the reverse run of a three-phase induction motor. In addition, the power surge absorber to prevent high voltage, which can effectively protect the load with phase sequence, phase lack protection function, and time delay function.
Available 3 wire
Adjustable over & under voltage control
3 x 110V AC, 3 x 220V AC, 3 x 380V AC, 3 x 400V AC , 3 x 415V AC, 3 x 440V AC.
Universal wide operating voltage range: Rated voltage adjustable ±30%
Delay Time: max 5s
With four LED action shows that the status of its action (normal, phase sequence, phase loss, Under / overvoltage).