PM series pump protection relay Voltage control range 80 – 660 VAC Single or three-phase systems (selectable) Maximum AC current and minimum cosÏߙ. Delayed trip Phase loss and incorrect phase sequence (instantaneous trip) Pump protection relay against dry running, auxiliary AC power supply Adjustments: Max cosÏߙ threshold: 0.1-0.99 Maximum (over) current threshold: 10-100% Trip delay for min cosÏߙ and max current: 0.1-10sec Inhibition time – external input or power up: 1-60sec Automatic reset time: Off – 100min Current selection: 5A or 16A SERIES PM series DESCRIPTION Pump protection relay (against dry running) MONITORED VOLTAGE 220 – 240 VAC MODULE WIDTH (MM) 54 (aligns with standard MCB)
PMA50A240
