Main Features: Built in function switch
Applied for water supply by liquid level control of pressure control
Applied for drainage by liquid level control
Computer main board and module for industrial & civil pump
Over current (over load) protection
Under voltage protection
Over voltage protection
Pump motor stalled protection
Push button calibration
Auto /Manual switch
Open phase protection
Dry running protection without installing float switch or liquid probe in the well
Prompt for uncompleted parameter calibrating
Digital voltmeter & Ampere meter real-time dispaly
Pump accumulative running time displaying
Pump last five fault record displaying
Main specifications: Rated input voltage :AC380V /Three phase
Rated frequency :50Hz / 60Hz
Rated output power of pump motor :0.75-4KW(1hp-5.5hp) / 5.5-7.5KW(7.5hp-10hp)