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  5. RFE 146 D EC

RFE 146 D EC Updated: 2024-02-29 Archived product

7720260 - RFE 146 DKU EC 7720261 - RFE 146 DUU EC
Archived product

Product marked with this symbol has an EC motor. The EC motor (Electronically Commutated) has an electronic control unit integrated in the motor which increases efficiency by optimally controlling the windings magnetization in the motor in ratio to the rotor. This product is compliant with the Lot 11 directive (327/2011) and approved for use in the EU and EFTA.

  • Single-phase single inlet radial fan.
  • Compact with high capacity and efficiency.
  • Low sound levels.
  • Impeller with forward curved blades.
  • The external rotor motor has maintenance-free sealed ball-bearings.
  • The motor is situated in the airstream to get ultimate cooling.
  • Integrated motor protection.
  • Junction box has enclosure class IP 54.
  • Speed controlling can be done with the built-in potentiometer, 0-10 V alt. external control.
  • Fan housing is manufactured from galvanized sheet steel.
  • Ideal for use in heat exchangers, dehumidifiers and air cleaners.
  • Explanations:
    KU = With junction box, without connection pipes.
    UU = Without junction box, without connection pipes.
  • All diagrams shown with duct connected fan.