W-OP4(3P3W)

3Ø Under, Over and Voltage unbalance with Selectable Voltage

The W-OP4 Phase Protection Relay is a digital electronic instrument designed for AC voltage monitoring and protection in 3 phase 4 wire and 3 phase 3 wire system. Used in application such as main failure, phase unbalance, under and over voltage.

Specification

Work Improvement Products