CF / OR / COR Series [Centrifugal Fans]

In over 30 years of experience, Comet Fans have developed an extremely wide range of centrifugal fans specifically dedicated to rolling stock applications. A variety of solutions, including plug-fans, open-running units, double inlet and custom-designed housings is available to cover the needs of virtually every onboard service.

All products can be manufactured from carbon steel, stainless steel or aluminum alloy: this allows us to offer the most suitable solution for different environmental, mechanical, or noise requirements.

  • Backward-curved, forward-curved or flat blade impellers
  • Electric motors 50Hz/60Hz, suitable for continuous inverter operation
  • Designed to withstand IEC61373 Shock & Vibration levels
  • Impellers in carbon steel, fully electro-welded
  • Wide range of pre-configured solutions
  • Service-specific configurations
  • Nine different product families
  • Flexibility of design and construction
  • Traction motor cooling
  • Transformer cooling
  • Converter cooling
  • HVAC
  • Cooling towers / heat exchangers
  • De-dusting / filtration systems
  • Welding Quality System according to EN15085 Cl.1
  • Dynamic balancing according to ISO1940
  • Vibration test according to ISO14694
  • Hot-dip galvanized or epoxy paint
  • Stainless Steel construction
  • Motors with insulation class H, special windings
  • Coating resistant to 1000h salt mist test
  • Special orientation/arrangement and interfaces
  • Vibration isolators
  • Mountings / Feet
  • Noise insulation
  • Cabling / Connectors
  • Flexible connections
  • Safety guards
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Series CF OR COR
Diameter range [mm] 250 > 1250 250 > 1250 280 > 500
Speed range [RPM] 1500 | 3600 1500 | 3600 1500 | 3600
Frequency [Hz] 50 | 60 50 | 60 50 | 60
Fan type Centrif. w/housing Open- Running Plug-fan
Speed 50Hz [RPM] 2900 | 1450 2900 | 1450 2900 | 1450
Speed 60Hz [RPM] 3500 | 1750 3500 | 1750 3500 | 1750
Application type Converter
Transformer
Diesel Engine
Machine Room
Traction Motor
Converter
Transformer
Diesel Engine
Machine Room
Converter
Transformer
Diesel Engine
Machine Room
Available impeller types 7 5 4
Available Orientations 0° to 360° horiz.l / vert. horiz.l / vert.