Specially designed for reverse osmosis water purification unit.
Application: Protection & Control of duplex pump, single phase Main features:
Double pump control
Auto / Manual switch Push button calibration Pump stalled protection Transient surge protection Open phase protection Dry running protection without installing float switch or liquid probe in the well Prompt for uncompleted parameter calibrating Pump accumulative running time displaying Pump last five fault record displaying LCD displays pump running time displaying RS485 communication interface Rapid cycle protection Pump shaft rust protection Pump motor winding over temperature protection Three phase unbalance protection Phase reversal protection
Main specifications: Rated input voltage: AC220/Sinle phase Rated frequency: 50Hz/60Hz Rated output power of pump motor: 0.37-2.2kw