QGD submersible screw pump

Product introduction: QGD type screw submersible pump is mainly composed by three parts:pump casing,mechanical seal and motor.Pump is at the upper part of motor pump,which consists of stator.Motor is at the lower part of motor pump and is single-phase or three-phase currency .Mechanical seal is between pump and motor,and it is a kind of double sides mechanical seal.“O”rings are applied in all connection of the submersible pump. The voltage can be 220V or 380V and frequency should be at least 50HZ.Application: This series pump can work smoothly within highest head.this screw submersible pump as a high head,high efficiency pump is widely used of irrigation,high-efficiency oxygen supply in agriculture,adding pressure to run water in country side and city,draining in industries and mines. Operatingconditions Watertemperatureupto35oC. Maximumsandcontent:0.3% Maximum suction :100m Motor Three-phase:440V±10%(380-415V) single-phase:230V±10%(220-240V) equipwithspecialstart-upcontrolbox. Type Currency (A) Ratedflow (m3/h) Ratedhead (m) Outletdiameter (mm) Rotary speed (r/min) Frequency (Hz) QGD0.37KW 2.8 1.2 50 25 3000 50 QGD0.55KW 4 1.8 50 25 3000 50 QGD0.75KW 5.2 1.8 100 25 3000 50