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Borehole Submersible Pumps >> HSS-4 inch Screw Borehole Submersible Pumps

Performance Range
Max. head: 300m
Max. flow: 2.5 m3/h
Power: 0.5 to 3.0 hp

Working Condition:
Well Dia.: (4'')100mm
Speed: 2900 rpm
Voltage(50Hz): 220V (3x380V)
Outlet: DN(1'')
Max Dia. (mm): 95
Water test temperature: 40

HSS series screw submersible pumps is a sand proof small size borehole pumps, it is consist of submersible motor, single screw pump and seal, the motor is dry type or oil-filled type single phase or three phase asynchronous motor, the motor is positioned under the pump and submerged in water, it is good for heat dissipation.
The single screw pump is consisting 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 discharges end.
The motor adopts sealing ring and doubled end face mechanical seal, it is reliable and long working life.

Motor:
NEMA standard coupling
Power:   0.37 to 1.1 kW (Single Phase)
               1.5 to 2.2 kW (Three phase)
Insulation: Class B
Protection: IP 68

Main Features:
High head
High efficiency
Small diameter

Application
This series of borehole pumps, widely used for distance water supply, irrigation, spray, high building water supply, factory, mine and family water supply.

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