Designs and Characteristics

OF CENTRIFUGAL FANS

Our centrifugal fans are designed and built according to your specific requirements. Special designs and types provide optimal solutions for almost every application. Various drive technologies cover a wide area of operating ranges. For the development of special solutions in the area of process air technology, we are also your competent partner.

Centrifugal fans, motor driven / directly on motor tap

  • Impeller diameter from 280 up to 1.250 mm
  • Temperatures from -10 up to +125 °C
  • Volume flow up to 50.000 m³/h
  • Pressure-rise up to10.000 Pa
  • Design: overhung arrangement
  • Single inlet, single width (SISW)
  • Shaft powe rup to 110 kW
  • Bearing: without
  • Mounting on bearing block (steel)

Special features:

In exceptional cases, higher performances are possible within this design. Just ask us – we’d like to help and advise you.


Centrifugal fans, belt driven

  • Impeller diameter from 280 up to 2.240 mm
  • Temperatures from -20 up to +400 °C
  • Volume flow up to 250.000 m³/h (single inlet design), up to 500.000 m³/h (double inlet design)
  • Pressure-rise up to 15.000 Pa (single stage), up to 30.000 Pa (double stage)
  • Shaft support with overhung arrangement or on both sides
  • Single inlet, single width (SISW) or double inlet, double width (DIDW)
  • Shaft Power up to 200 kW
  • Bearings grease or oil lubricated
  • Mounting on bearing block (steel or concrete)

Special features:

In exceptional cases, higher performances are possible within this design. Just ask us – we’d like to help and advise you.


Centrifugal fans, coupling driven

  • Impeller diameter from 280 up to 4.000 mm
  • Temperatures from -40 up to +650 °C
  • Volume flowup to 800.000 m³/h (single inlet design), up to 1.900.000 m³/h (double inlet design)
  • Pressure-riseup to 33.000 Pa (single stage), up to 56.000 Pa (double stage)
  • Shaft support with overhung arrangement or on both sides
  • Single inlet, single width (SISW) or double inlet, double width (DIDW)
  • Shaft Power up to over 5.000 kW
  • Bearings grease or oil lubricated, encapsulated or pedestal as well as plain bearings
  • Mounting on bearing block (steel or concrete) or on sprung- or strip foundation possible

Special features:

Quality made in Germany.

Our centrifugal fans are, as a principle, energy-efficiently designed. Due to their low maintenance requirements, POLLRICH fans provide a continuous production process. The extraordinary low noise emission has a positive effect on productivity, health of staff and active environmental protection.

POLLRICH is not only a leading manufacturer of industrial fans, but also a reliable international project manager.

Learn more about our project management services beyond the mere fan production.


Information material in many languages available: click here.

Any questions? Please contact us!