Application:Metering Structure:Water Booster Station Model Number:WPC-10 Power:Electric Standard or Nonstandard:Standard Pressure:Low Pressure Usage:Air Pump Fuel:Electric Origin:CHINA Certification:none Package Weight:0.4kg Voltage Supply:220Vac(You require a 3 phase AC contactor with 380V pump) Size:G1/4" G3/8" G1/2" Technical Parameter: Pressure Range 0-10KG/CM2 Voltage Supply 220Vac(You require a 3 phase AC contactor with 380V pump) Technical Parameter: Pressure Range 0-10KG/CM2 Voltage Supply 220Vac(You require a 3 phase AC contactor with 380V pump) Connection G1/2(Standard),it also can be customized Overload Capacity 220V,10A; Pump(1.5KW) can be started directly Product Feature: environment-friendly:silent design Safe: IP65,water-proof case,water-shortage protection Intelligent: Preventing the pump automatically restart frequently Reliable: Electronic Design, long-life for using, more than 200,000 times operation,anti-vibration Widely application:Pipeline Pump,Booster Pump,Self-priming pump,Immersible Pump,Circulating Pump ect.,widely using for solar heat pump,air-source heat pump,WILO home booster pump,Grundfos hot water circulating pump and other relevant pumps. Description of Using: Water Supply from Upstairs to Downstairs Pressure relief valve The position of device Height the lowest outlet of water The Upper Value=The Max. Pressure of Pump -0.5KG The lower value=0.5KG Water shortage protection value=0.2KG Water Supply from Downstairs to Upstairs: the highest outlet of water The Upper Value=The Max. Pressure of Pump -0.5KG The lower value=H*0.1KG+0.5KG Water shortage protection value H*0.1KG Immersible pump automatic control The position of device Height the highest outlet of water the surface location of water The Upper Value=(The Max. Pressure of Pump-H )*0.1KG-0.5KG The lower value=H1*0.1KG+0.5KG Water shortage protection value H1*0.1KG REAR THE CODE CODE MEANING HOW TO USE H2.9 Upper value,stop 2.9KG You can set it as instruction L1.5 Lower Value,stop 1.5KG You can set it as instruction F0.2 Water shortage protection 0.2KG You can set it as instruction E-F Water shortage protection Press ON/OFF to restart or waiting for restart automatically E-H Error,over the pressure range or the sensor damaged Check the pressure source The wiring Please see the back of the WPC-10 pressure control, the left is Chinese word "power", you can supply 220Vac from here, the right is Chinese word "motor", please connect it with the pump 220Vac supply terminal. Description Of Using Water Supply from Upstairs to Downstairs Immersible pump automatic control The Upper Value= The Upper Value= The Max. Pressure of Pump -0.5KG (The Max. Pressure of Pump-H )*0.1KG-0.5KG The lower value=0.5KG The lower value=H1*0.1KG+0.5KG Water shortage protection value=0.2KG Water shortage protection valueH1*0.1KG Water Supply from Downstairs to Upstairs The Upper Value=The Max. Pressure of Pump-0.5KG The lower value=H*0.1KG+0.5KG Water shortage protection valueH*0.1KG