H. Östberg
Saved
  1. Products
  2. Fans
  3. Circular connection
  4. Insulated
  5. IRB AC Circular
  6. IRB 400 D1

IRB 400 D1 Updated: 2023-02-27

7890173 - IRB 400 D1

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.

  • Insulated duct fan with circular connections.
  • Equipped with 50 mm of thermal and acoustic insulation makes it ideal for handling cold air.
  • Designed for high pressure and long, complicated duct runs.
  • The design prioritise functionality, durability and longevity.
  • Operational in both 50 and 60 Hz.
  • Impeller with backward 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.
  • Duct connections are equipped with rubber seals.
  • The fan is intended to be installed in a duct system.
  • A duct connected fan can be installed outside or in damp environments.