OPT4 inch Pump Motor

OPT4 inch Pump Motor
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Our Price:  CALL US: +44(0)1473 462046(Exc. 20% VAT)

Power range:
Single phase: from 0.37kW to 3.7kW
Three phase: from 0.37kW to 7.5kW
50Hz / 60Hz

Axial Thrust:
1500N: from 0.37kW to 2.2 kW
2500N: from 2.2kW to 5.5kW
5000N: from 2.2kW to 5.5kW
4440N high thrust: from 2.2kW to 7.5kW


  • Motor casing, shaft and bottom end made in Stainless Steel AISI 304/ AISI 303
  • High resistance cast iron nickel plated Upper Bracket.  Option: Upper Bracket of stamped Brass OT 58 Upper Bracket of casting AISI 304/316
  • Axial and radial thrust ball bearings.  
  • Graphite-Ceramic standard mechanical seal. Option: Mechanical Seal SIC type.
  • Special cooling fluid for a better lubricant effect to increase life of moving parts.  The liquid with its high thermal capacity gives the motor superior overload capabilities.  
  • Oversized Compensation diaphragm and sand slinger protection.
  • Insulation class F - Prediction IP 58
  • Removable cable connector. 
  • Nema standard coupling dimensions.
  • Easy to disassemble and to re-wind.


Operating Limits:

  • Maximum voltage fluctuation admissible versus nominal rated voltage +/- 10%
  • Maximum water temperature 35oC with at least 0.08 m/sec of water flow speed
  • Maximum motor starting per hour: 30
  • Axial thrust:
1500 N 0.37 kW 2.2 kW
2500 N 2.2 kW 5.5 kW
5000 N 2.2 kW 5.5 kW
4400 N 2.2 kW 7.5 kW




  • Maximum immersion depth: 150 MT
  • Horizontal operating position: admitted up to 5.5 kW

50 Hz

60 Hz

Dimensions and Weights

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