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Permanent Magnet Generator
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20kW Axial Flux Permanent Magnet Generator 200rpm for Micro Hydro Stations

20kW Axial Flux Permanent Magnet Generator 200rpm for Micro Hydro Stations

Brand Name: ECER
Model Number: PMG-20AF
MOQ: 1 Set
Price: USD 2,800-4,200 / Set
Payment Terms: T/T,L/C,Western Union
Supply Ability: 100 Sets per Month
Detail Information
Place of Origin:
Fujian, China
Certification:
CE, ISO 9001:2015
Rated Voltage:
380V AC
Rated Speed:
200rpm
Phase:
3 Phase
Insulation Class:
Class H (180C)
Efficiency:
93%
Number Of Poles:
40
Flux Type:
Axial Flux
Cooling Method:
Natural Cooled
Frequency:
50Hz
Rated Power:
20kW
Protection Class:
IP54
Output Voltage:
380V
Packaging Details:
Export plywood case with shock-proof foam and waterproof wrapping, suitable for sea freight
Highlight:

Axial Flux Coreless PMG Generator

,

20kW Micro Hydro Generator

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200rpm Axial Permanent Magnet Generator

Product Description
20kW Axial Flux Permanent Magnet Generator 200rpm 380V Micro Hydro Station PMG
20kW Axial Flux Permanent Magnet Generator

This 20kW axial flux permanent magnet generator features a slim disc rotor structure that fits directly onto the turbine shaft of micro hydro stations. The axial flux design shortens the magnetic path and increases power density, making the generator lightweight and easy to install in restricted spaces.

The generator produces 380V 50Hz three phase power at 200rpm and operates with 93% efficiency. As a permanent magnetic generator with no field windings, it keeps stable output voltage across variable water flow conditions, protecting downstream inverter equipment.

Key Features
  • Slim axial flux disc design, light weight and compact
  • Direct shaft mounting for micro hydro turbines
  • 40 pole rotor for 200rpm low speed generation
  • Stable output under variable water flow
  • No field windings, no slip rings, maintenance free
  • Natural cooled, silent operation
Structure Diagram

PMG-20AF Permanent Magnet Generator Structure Diagram

Technical Specifications
Rated Power 20kW
Rated Speed 200rpm
Rated Voltage 380V AC
Frequency 50Hz
Phase 3 Phase
Number of Poles 40
Efficiency 93%
Flux Type Axial Flux
Insulation Class Class H (180C)
Protection Class IP54
Cooling Method Natural Cooled
Application Micro Hydro
Application Scene

PMG-20AF Permanent Magnet Generator Application Scene

Typical Applications
  • Micro hydro power stations
  • Pico hydro turbines
  • Ducted water turbines
  • Low speed renewable generation
Hollow shaft and flange options are available for direct turbine coupling. Contact our engineers for dimension drawings.