Freewheeling impeller – FMB/FMB-EC Series

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The Fischbach Freewheeling impeller FMB Series

FISCHBACH multi exhaust unit with freewheeling impeller with backward curved blades and internal FISCHBACH DISC ROTOR MOTOR.

Casing steel-galvanized frame construction from robust Aluminium Profiles, with plastic corner pieces and removable casing panels with P.V.C. frame, in double skin construction 41 mm deep. Insulation of mineral fibre, not flammable, with high thermal resistance and high acoustic insulation value.

  • discharge temperature up to 70°C (depending on the motor)
  • protection type IP 65
  • speed controllable 0- 100%
  • installed thermal contact
  • insulation class F
  • bearing maintenance-free
  • user defined mounting position
  • several discharge directions
  • multi-functional applicable

Highest flexibility: customizable dimensions, special constructions and power.

The Fischbach Freewheeling impeller FMB-EC Series

FISCHBACH multi exhaust unit with freewheeling impeller, backward curved blades and internal FISCHBACH-EC-motor.

Casing steel-galvanized frame construction from robust Aluminium Profiles, with plastic corner pieces and removable casing panels with P.V.C. frame, in double skin construction 41 mm deep. Insulation of mineral fibre, not flamable, with high thermal resistance and high acoustic insulation value.

Max. Volume: 15,500 m³ / h

  • FISCHBACH EC Disc-Rotor-Motor
  • 4-pole, 230V / 400V / 50Hz / 60Hz
  • with Fischbach EC controller IP54 / IP21 inverter / IP66
  • Adjustable speed via interface via 0-10 Volt
  • Insulation class F (155 ° C) to VDE 0530th
  • Motor protection IP 65 (electrical part) according to DIN 40050 / CE mark.
  • ErP conformity

Multi – Box made by robust frame design (aluminum) with 40mm cladding (insulation).

Aluminum impeller with backward curved blades, riveted or welded. Aggregate fine balanced according to ISO 1940 Part 1 to grade Q. 1.

Mounted on flange.

The EC-disc armature motor is operating sensorless and comes with a thermal contact.
Maximum operating temperature: 70 ° C.

Download material for the Freewheeling impeller FMB

Download material for the Freewheeling impeller FMB-EC

Product list and data for the Freewheeling impellers

Product Data Data sheet
FMB 450/D 500 up to 5500 m³/h 400V PDF
FMB 355/E 15 up to 3000 m³/h 230V PDF
FMB 400/E 25 up to 4000 m³/h 230V PDF
FMB 500/D 1 up to 8000 m³/h 400V PDF
FMB 560/D 1 up to 10500 m³/h 400V PDF
FMB 630/D 2 up to 15000 m³/h 400V PDF

Product list and data for the Freewheeling impellers with EC technology

Product Data Data sheet
FMB 400/EM 15 up to 4780 m³/h 230V PDF
FMB 355//EM 15 up to 3280 m³/h 230V PDF
FMB 450/DM 500 up to 6650 m³/h 400V PDF
FMB 500/DM 1 up to 8696 m³/h 400V PDF
FMB 560/DM 1 up to 12116 m³/h 400V PDF
FMB 630/DM 2 up to 15425 m³/h 400V PDF