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  6. RKBI 500x250 H1

RKBI 500x250 H1 Updated: 2025-11-04

7470031 - RKBI 500x250 H1 aut tc

  • RKBI is an insulated centrifugal duct fan with connections for rectangular ducts.
  • The fan have a rigid housing of galvanised steel and are compact with high capacity.
  • With the 50 mm high quality insulation it operates quiet and the surface of the insulation is easy to clean.
  • The backward curved impeller gives a better efficiency over a very big working area than the forward curved impeller.
  • The fan is designed to cope with high pressures i.e. long ducts with a minimum of noise.
  • The motor is speed-controllable from 0-100% and maintenance-free, why the only service required is cleaning the impeller.
  • Motor with impeller can be swung out for inspection and cleaning (swing-out).
  • The RKBI fan is supplied fully-wired and ready to fit in a sealed installation unit.
  • It is moisture-proof and approved for use in warm or cold environments.
  • All fans are fitted with a built-in thermal protector.