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WQ/WQD Sewage Submersible Pump Product introduction WQ/WQD sewage submersible water pump is volute submersible electric pump. The motor on the upper part of the pump is a one-phase or three-phase asynchronous motor, the under part is volute pump, the middle part is oil chamber with double-end faced mechanical seal. It uses a unique single or double-channel impeller structure so as to improve sewage discharge capacity. Main applications waste waterwaste of livestocks farm, septic tanks, etc.polluted waster of industrial and mining enterprises.dirty mixed liquid of engineering construction. Service conditions Medium temperature should not exceed 40°C, and PH value should be between 4-10, solid particle content should be less than 2% , density should be less than 1.2kg/dm3, The motor should not be submerged in liquid more than 5m deep. WQD/WQ series submersible sewage pumpModelRated.flow (L/min)Rated.head(m)Rated.Power(W)Voltage(V)caliber(mm)WQD7-7-0.55117755022050WQD10-11-0.751671175022050WQD7-15-1.111715110022050WQ7-7-0.55117755038050WQ10-11-0.751671175038050WQ7-15-1.111715110038050WQD10-11-0.751671175022050WQD7-15-1.111715110022050WQD15-10-1.525010150022050WQD18-8-1.53008150022065