Prakash 4″ Submersible Motor Stainless Steel

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SKU: PSM100 Category:



  • Ground water supply to waterworks
  • Irrigation in horticulture and agriculture
  • Ground water lowering
  • Pressure boosting
  • Water treatment
  • Civil and industrial application


  • Water temperature: Up to 35°C
  • Motor diameter: 4” Ø100mm.
  • Power: Single phase: 0.75Kw to 2.2Kw
  •             Three phase: 2.2Kw to 4Kw
  • Power Supply: Single phase: 220-240V ±10%, 50Hz/60Hz.
  •                         Three phase: 380V-415V ±10%, 50Hz/60Hz.
  • Speed: 50Hz – 2900 Rpm
  •             60Hz – 3450 Rpm
  • Insulation Class: F
  • Protection Class: IP 68
  • Maximum immersion depth: 350m
  • No of starts per hour: 30
  • Rotating: CCW and CW.
  • Fluid lubricated angular contact ball bearings.
  • Fitted with watertight connector.
  • Lip seal protected by sand guard
  • pH: 6.5 – 8.0
  • Installation position: Vertical/Horizontal
  • Duty: S1

 Product Feature:

  • Motor casing Stainless Steel 304.
  • Motors are designed with quality material and unique features to assure 10 year’s dependable operation.
  • NEMA standard flange connector.
  • Oil filled motor keeps winding cool, permanently lubricated bearings to provide reliable pump service.
  • Watertight double-insulated cable entry system prevents capillary action and protects against moisture.
  • A rubber diaphragm is provided to guard against pressure and volume variations due to thermal expansion of oil inside the motor.

Materials of construction

Part name Material
Motor Casing SS 304
Rotor Welded Shaft: SS 304
Bearing Angular contact & Ball Bearing
Bearing house Aluminum / Casting
End cover SS 304
Mechanical seal Sic Vs Sic
Upper support Cast iron with SS304 cover
Sand guard NBR
Diaphragm NBR / EPDM



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