3 Review(s)

Simple- Reliable – Proven . 10 Year Mechanical Life.German Excellence EDT-VMRN Three phase voltage monitoring relay is used to protect the three-phase electric motors supplied from three-phase mains, against phase failure,incorrect phase sequence, voltage asymmetry, over and under voltage.The voltage relay is designed for the three-phase system voltage control and load protection.It is possible to set minimum and maximum voltage, hysteresis, asymmetry and ON / OFF delay. The LCD display and keyboard enable easy parameters visualization and programming.Uvol : 150~219v actuation 0.1~20s | Ovol: 221~330v actuation 0.1~20s | Startup Delay 0.1~30s | Reset Delay 0.1~20s .Phase sequence / Phase Failure / Asymmetry Protection .All parameters can be turned OFF | Neutral to phase .Protection for 3 phase 4 wire system | LCD backlit with true RMS Live Voltage Display