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  6. IRE 40x20 A1

IRE 40x20 A1 Updated: 2025-11-03

7900031 - IRE 40x20 A1 man tc 7900111 - IRE 40x20 A1 aut 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.

IRE Rectangular

  • Insulated duct fan with rectangular connections.
  • Equipped with 50 mm of thermal and acoustic insulation makes it ideal for handling cold air.
  • Designed for high pressure and long duct runs.
  • The design prioritise functionality, durability and longevity.
  • 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.
  • The housing is manufactured from galvanized sheet steel.
  • The fan is intended to be installed in a duct system.
  • A duct connected fan can be installed outside or in damp environments.