Submersible - Sewage Pump Shimge WQK30-18-3.7(5HP-380V) Applcation Limits: Maximum liquid temperature +400C, pH level from 4-10, Power frequency is 50Hz.Nominal voltage 380VAC or 415VAC for three phase with the range from -10% to 10%. Immersion depth from 0.5m-5m. Advantages & Features: The durable whole cast iron parts design. The shaft material are all of stainless steel 2Cr13 carbide double sides mechanical sealing. Cutting impeller, objects can be cut up. Can be configured coupling bend, the water festival and directly connected with pipe thread or NPT threaded pipe bending. Application Fields waK(50Hz) series pumps are widely applied in industry, agriculture, mining, construction, municipal, environmental protection. etc. They are suitable for draining water containing particles such as short fibers, paper scraps, etc. and soft solid, such as muddy water, dirty water, domestic wastewater, sewage, manure, etc. They are ideal equipment for agricultural irrigation and drainage, pool silt cleaning and site construction, but do not apply to the location with explosion-proof requirements.