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CYLINDRICAL CASED AXIAL FLOW FANS EF 9B Series

Description

EFC

Cylindrical cased axial flow belt drive fans with motor located externally to the fan casing. The casing is made of sturdy welded sheet steel Fe 360 B hot galvanized with double flange and inspection door. The impeller and the hub are made of a die-cast aluminium alloy, with variable pitch angle, dynamically balanced. This construction includes belt guard. The drive components are totally insulated from the airflow. The sheet is painted following a cataforesis treatment + polyurethane paint. Working temperature -20ºC/180ºC.

Assembly systems
• ARRANGEMENT 9: belt drive with motor supported by the casing.
• ARRANGEMENT 12: belt drive with fan and motor supported by the baseframe. Only available for steel hub versions.

On request
• Manufactured in steel Fe 360B specially prepared to work until 300ºC continuously.
• Manufactured in Corten, for temperatures higher than 300ºC.
• Anticorrosive version in INOX AISI 304-316.
• Special sealed version for particular applications.

Motors
Voltage:
Three-phase 230/400V-50Hz

Other features
• Impeller-Motor (flow B).
• Motor-Impeller (flow A), on request.
• For sizes bigger than 1000, the fans are standard hot galvanized.
• From 1601 up to 1801 diameter, the hub is manufactured in steel.

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