12″ WATER FILLED SUBMERSIBLE MOTORS – GW SERIES

Submersible Motors

Gransa “GW series” motors are deep well / borehole rewindable submersible type, pre-filled with water, which acts as coolant and lubricant. These motors are available in three phase power supply and suitable for both normal & high temperature applications. Rotors are supported with bush and thrust bearings to withstand maximum axial and radial thrust loads. All mounting dimensions are in accordance with International standards.

Specification

Nominal Diameter12″
Power Range (kW)Three Phase : 150 – 300kW
Speed2900 rpm
VersionsThree Phase : 380V – 415V, 525V, 50Hz
Method of StartingDirect On Line (DOL), Star Delta (SD)
Maximum Down Thrust Load150 – 300kW – 60000N
Type of DutyS1 (Continuous)
Degree of ProtectionIP 68
Class of InsulationY
Max.Temperature of LiquidStandard – 33˚C ,  High Temperature – 50˚C
Minimum Cooling Flow Along the Motor0.16 m/sec
Starts per Hour4 Times
Available M.O.CType A

Features

  • High effieicency
  • Rigid and compact design
  • Corrosion resistant stainless steel motor body
  • Extremely hardwearing water lubricated bearings
  • Special design for hot water
  • Can be easily dismantled and repaired

Applications

  • Water supply
  • Industries
  • Agriculture
  • Commercial Buildings
  • Pressure boosting
  • Water transfer
  • Sprinkler and pivot irrigation system
  • Construction & mining De-watering