Deep Well Pump
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Rewindable motor Insulation Class B Protection IP68 NEMA dimension standards
Application
QGD series of sandproof small size submersible screw pump is mainly consisted of submersible motor, single screw pump and seal, single phase or three phase asynchronous motor is dry type or oil-filling type construction. The motor is positioned under the pump and submerged in water, so the heat dissipation effect is very good. The single screw pump is consisted of a single helix resilience rubber stator and creates a continuously forming cavity as it rotates. This cavity which carrying pumped liquid from inlet progresses towards the discharge end. The motor adopts"O"sealing ring and double end face mechanical seal. Function of seal is reliable and long working life.
Pump
Capacity from 0.5 to 3.5(m³/h)
Total head from 30 to 150(m)
Motor
Power: 0.25 to 0.75kw
Insulation class: B
Protection grade: IP 68
Minimum well diameter: Φ 94.5mm
Highest temperature of liquid: 40℃
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