Duct-BFC bifurcated axial fan

This series has been designed for ducted, in-line installations in industrial, commercial and civilian plants. They are suitable to exhaust air from industrial kitchens, ovens, painting cabins up to the temperature of 150°C.

The line consists of 6 sizes from diameter 500 up to 1.000 mm with 2, 4 pole motors.

Duct-BFC are used to exhaust large amounts of hot or dumpy or greasy smoke (up to 150°C), thanks to the position of the motor housed in a protection hollow inside the fan casing.

The air flow is only B type (from impeller to motor) and installation is horizontal or vertical. When the fan is installed in horizontal position and water or condensation is expected, the fan shall be rotated in a way to prevent the hollow to hold back liquids.

  • Casing in hot dip galvanized steel sheet
  • Flanges according to UNI EN ISO 13351/Tab.1
  • High efficiency impeller with airfoil blades in die cast aluminum alloy, variable pitch angle in still position, hub in die cast aluminum alloy. Balancing according to UNI ISO 21940-11
  • Alternate current asynchronous electric motor, protection IP 55 insulation class F, efficiency EFF.2, S1 service, mounting type B3, construction according to specific directives IEC / EEC (UNEL-MEC)
  • Execution 4 (impeller directly coupled to the motor shaft)

Accessories: Inlet bell mouth (IN-DU) - Silencers (SIL-DU) - Flat protection guard (FPG-DU) necessary in free inlet or outlet applications - Flexible connection (FC-DU) - AV mounts (AV) - Counter flange (CF-DU) - Fixing feet (FF-DU).

On request: Performance differing from standard - Versions with casings in stainless steel.

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Features

  • Conveyed air: clean or slightly dusty or greasy-not abrasive
  • Temperature of conveyed air: -20°C/+150°C
  • Voltage: Three-phase version(T) 400V – 50Hz
  • Airflow type B from impeller to motor (FGM)

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