DOUBLE INLET BACKWARD CURVED IMPELLER - BELT DRIVE
DFM-N

Double inlet centrifugal fan. Manufactured from carbon steel protected with cataforesis primer + polyurethane paint finish RAL 7045.
Working temperature range: -20ºC/+40ºC continuously (+60ºC with C3 bearings).

Standard arrangement
• Arrangement 6: Impeller mounted on shaft running in bearings on each side of casing and supported by the fan casing.
• Arrangement 17: For coupling drive. Generally as arrangement 6 but with a base for the driving motor.
• Arrangement 18: Generally as arrangement 6 but with a fan and motor supported by common base frame.
• Arrangement 19: Generally as arrangement 6 but with the motor supported by the fan scroll.

Motors
2, 4 or 6 pole, IE 3* high efficiency (the rpm of each motor will be adapted according to the calculation for each drive), three-phase 230/400V 50Hz up to motor size 112 and 400/690V 50Hz for higher motors. IP55 protection, class F.
* From 75kW to 200kW, the motor will be IE4.

On request
• Manufactured from different materials.
• Painted in different RAL colour.
• Hot dip galvanized static parts.
• Corrosion proof construction.
• Motors for special applications.
• Motors suitable for VSD.
• Accessories: Flexible joints, inspection door, casing drain, AV-mounts, protection nets, silencer, valves and dampers.