C.R.I. “W series” motors are deep well / bore hole 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 NEMA standards.
General Specifications
| Nominal Diameter | 8″ |
| Series | Water Filled Rewindable Submersible Motors |
| Power Range kW | Three Phase : 37 – 110 kW |
| Speed | 2900 rpm |
| Versions | Three Phase : 380V – 415V, 525V, 50Hz |
| Method of Starting | Direct On Line (DOL), Star Delta (SD) |
| Maximum Down Thrust Load | 45500N |
| Type of Duty | S1 (Continuous) |
| Degree of Protection | IP 68 |
| Class of Insulation | Y |
| Max.Temperature of Liquid | Standard – 30˚C , High Temperature – 50˚C |
| Minimum Cooling Flow Along the Motor | 0.5 m/sec |
| Starts per Hour | 12 Times |
| Available M.O.C | Type B,S,T |
Features
- High efficiency
- Water lubricated rewindable motor
- Corrosion resistant stainless steel motor body
- Extremely hardwearing and water lubricated bearings
- Special design for hot water
- Can be easily dismantled and repaired
Application
- Water supply
- Industries
- Agriculture
- Commercial buildings
- Pressure boosting
- Water transfer
- Sprinkler and pivot irrigation system
- Construction & mining De-watering
- Fountain
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