Product Name: Water Pump Controller Float Switch K932 Model NO.: K932 Signal: Continuous Mathematical Model: Linear Structure: Closed-Loop Task: Program Trademark: Leading Science & Technology Transport Package: Paper Carton Specification: CE Origin: China HS Code: 90328990 Product Description Internal Area FigureApplication:Protection & Control of duplex pump,three phaseMain features:Built in function switch to apply different applicationApplied for water supply by liquid level controlApplied for booster by pressure controlApplied for water drainage by liquid level controlDouble pump controlMain pump / Standby pump automatically switch against malfunctionsStandby pump participate running if requiredComputer main board and module for industrial & civil pumpAuto / Manual switchPush button calibrationPump stalled protectionTransient surge protectionOpen phase protectionDry running protection without installing float switch or liquid probe in the wellprompt for uncompleted parameter calibratingPump accumulative running time displayingPump last five fault record displayingLCD displays pump running time displayingRS485 communication interfaceRapid cycle protectionPump shaft rust protectionPump motor winding over temperature protectionThree phase unbalance protectionPhase reversal protection Main specifications:Rated input voltage:AC380/Three phaseRated frequency:50Hz/60HzRated output power of pump motor:0.75-4KW 5.5-7.5KW