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Motors | PP Series
Three-Phase Asynchronous Motor for Pipeline Pump

Product Overview
Purpose-built three-phase asynchronous motors for pipeline pump applications, featuring close-coupled design and optimized performance characteristics for water transfer and circulation systems.
Key Features
- Close-coupled design with extended pump shaft for direct impeller mounting eliminating coupling
- Optimized torque-speed characteristics matching pipeline pump hydraulic performance curves
- Enhanced axial thrust bearing capacity supporting pump hydraulic axial loads
- Corrosion-resistant construction suitable for wet environment pump installations
- High efficiency design reducing energy consumption in continuous pump operation
- Compact footprint minimizing pump unit overall dimensions for space-constrained installations
- Sealed terminal box protecting electrical connections from moisture and splashing
- Smooth starting characteristics preventing water hammer in pipeline systems
- Compatible with standard pipeline pump frames and mounting configurations
Technical Specifications
| Power Range | 0.75 ~ 315 kW |
| Voltage | 380V / 400V / 415V / 660V |
| Frequency | 50Hz / 60Hz |
| Speed | 2900 / 1450 rpm |
| Shaft Extension | Extended for direct impeller mount |
| Protection Rating | IP55 |
| Insulation Class | Class F |
| Efficiency Class | IE2 / IE3 |
Applications
- Municipal water supply pipeline booster pumps
- Industrial water circulation and transfer systems
- HVAC chilled water and heating water circulation
- Irrigation and agricultural water distribution
- Fire protection water supply systems
- Building domestic water pressure boosting
- Cooling tower water circulation pumps
- Wastewater treatment plant process pumps
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