Submersible Motors

Gransa “GL series” motors are deep well / borehole rewindable submersible type, pre filled with non-toxic edible oil. These motors are suitable for installation up to 150 meters and available in single phase and three phase power supply. Rotors are supported with ball and angular contact bearing to withstand maximum axial and radial thrust loads. All mounting dimensions are in accordance with NEMA standards.


Nominal Diameter 4″
Power Range (kW) Single Phase : 0.37 – 2.2kW, Three Phase : 0.37 – 7.5kW
Speed 2900 rpm
Versions Single Phase : 230V, 50Hz, Three Phase  : 380V – 415V, 50Hz
Method of Starting Single Phase – Capacitor Start and run type (CSR) upto 2.2kW, Three Phase – 0.37kW to 7.5kW – Direct On Line(DOL).
Maximum Down Thrust Load 0.37 – 0.75kW – 1500N, 1.1 – 4 kW- 2500N, 5.5 – 7.5kW – 4500N
Type of Duty S1 (Continuous)
Degree of Protection IP 68
Class of Insulation F
Max.Temperature of Liquid 33˚C
Minimum Cooling Flow Along the Motor 0.15 m/sec
Starts per Hour Single Phase – 20 Times, Three Phase – 12 Times
Available M.O.C Type A


  • High Efficiency
  • Heavy duty bearings
  • Corrosion resistant stainless steel motor body
  • Rigid and Compact design
  • Can be easily dismantled and repaired


  • Residence
  • Agriculture
  • Gardens
  • Sprinkler systems
  • Fountains
  • Building services