H. Östberg
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  6. RK 500x300 B3

RK 500x300 B3 Updated: 2023-02-28

7500013 - RK 500x300 B3 outdrawn tc

Product marked with this symbol has an AC motor. An induction motor is an electric motor were the rotor speed is asynchronous with the input voltage frequency.

  • Duct fan with rectangular connections.
  • Proven performance and reliability.
  • Designed to cope with high pressure and long ducts.
  • Impeller with forward curved blades.
  • The external rotor motor has maintenance-free sealed ball-bearings.
  • Integrated motor protection.
  • Junction box has enclosure class IP 54.
  • For speed control a transformer can be connected.
  • Fan housing is manufactured from galvanized sheet steel.
  • Swing-out design to simplify maintenance and cleaning of the impeller.
  • The fan is intended to be installed in a duct system.
  • A duct connected fan can be installed outside or in damp environments.
  • Easy installation in any position.