... controler is supporting the use of electric devices products,to control the electric valve opening and closing.Specification1,Operating valve ,380V ... 50Hz, three phase four wire system.2,Control power, BFA-1 1.1Kw BFA-2 1.1Kw-4 Kw ... terminals .3,Press the power key, the power led is lit, live remote control switch point to the remote control, remote control indicator lights .4 ...