Alfa-Therm Ltd. DIDW Fans and Blowers
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Model: FCM-SFT - Forward Curved Belt Driven Centrifugal Double Inlet Double Width Fans Upto 15000 cfm

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GENERAL GUIDELINES FOR FAN SELECTION TECHNICAL DATA

 

FORWARD CURVED BELT DRIVEN DIDW FANS

FCM series DIDW fans are highly efficient with forward curved impellers. These fans are suitable for supply or extract applications in commercial and industrial HVAC systems.

MODEL: FCM-SFT
FORWARD CURVED BELT DRIVEN
DOUBLE INLET DOUBLE WIDTH (DIDW) FANS

Twin Series fans are supplied with GI sheet or MS Rolled steel welded side frames to increase strength.

Fan Model: FCM-SFT 250 to FCM-SFT 630
Volume: Upto 79950 m3/hr

FCM-SFT Double Inlet Double Width Forward Curved Belt Driven Centrifugal Fans

FCM-SFT Double Inlet Double Width Forward Curved Belt Driven Centrifugal Fans

   

WHEEL / IMPELLER

Impeller of FCM series have forward curved blades manufactured with precision to increase the efficiency and to reduce the noise level. Impeller of FCM series fans are manufactured out of galvaniszed steel. All the impellers are dynamically balanced as per ISO 1940.

Wheel/Impeller used in FCM Series Forward Curved Medium & High Pressure Fans
   

HOUSING / SCROLL

Housing of the FCM series fan is manufactured out of galvanized steel to increase the life of the fan. Sides of the fan  are locked with pittsburg lock forming system. Holes provided on the side plate enable the end user to mount the fan in four different orientations.

Housing for 1250 & 1400 are manufactured out of mild steel and then powder coated.

Housing/Scroll in FCM Series Forward Curved Medium & High Pressure Fans
   

FRAME

The frame is manufactured with galvanized angular bars or formed with section of steel and finished with polyester powder coating.

Frame in FCM Series Forward Curved Medium & High Pressure Fans
   

SHAFT

Shafts are manufactured from C45 carbon steel. All shafts are grinded and keyways are cut through automatic keyway cutting machine. All dimensions and tolerances of the shaft are checked with gauges and instruments. Before final assembly all the shafts are coated with anti corrosive paint.

FCi Shaft Forward Curved Medium & High Pressure Fans

   

BEARINGS

All bearings used are deep groove ball type sealed at both sides. The bearings are self-aligning with an eccentric locking collar for clamping onto the shaft and is mounted in a rubber housing.

Deep groove ball bearing type with an adaptor sleeve or spherical roller bearings type sealed at both sides for different duty application Bearings are lubricated for lifetime maintenance-free.

Bearings in FCM Series Forward Curved Medium & High Pressure Fans
   

ACCESSORIES

Taper lock pulley and outlet flanges are accessories that are available on request.

Drain Plug is available in case the fan is installed in high humidity condition.

Drive Guards, Inlet Guards and Discharge Guards are available on request.

Accessories in FCM Series Forward Curved Medium & High Pressure Fans