... Pumps are designed for domestic/commercial/industrial use.wastewater with discharge from water closets.Sewage from restaurants,hotels, ... style submersible sewage grinder pump,the pump we deal with electrophoresis and spray painting,double anti-corrosion protect. ... .380V,415V,Frequency:50HZ.60HZThese series pump always connect with the control panel.that current protect,water level protect,thermal ...