Download PDF for Print 5/18/2024

Medium-Duty Belt-Drive Exhaust Fan

Item

Designed for commercial and industrial applications requiring high volumes of air at low static pressures. Construction includes heavy-duty drive frame rails and one-piece motor/bearing plate. Propeller utilizes a five-blade reinforced galvanized steel design which provides low sound levels. Mount in vertical position for exhaust applications or horizontal position for supply applications.

  • Variable pitch adjustable motor pulley to optimize fan performance
  • Maximum inlet air temperature: 104º F
  • 5-Blade reinforced galvanized steel propellers
Item
ABCD
24 in19 1/2 in3 1/4 in1 in
EF
16 1/4 in20 1/2 in

Performance Characteristics
Item

Construction Features

Impeller Diameter (Typ.)20 in
Impeller TypePropeller
Impeller MaterialSteel
Number of Blades5
Max Inlet Temp104 °F
Bearing TypePermanently Lubricated Sleeve
Drive Package DescriptionDrives By Others
Warranty Length1 Year

Air & Sound Performance
Motor HPMax BHPFan RPMCFM @0.000'' SP0.125'' SP0.250'' SP0.375'' SP
1/40.30861CFM44043672——
Sones14.314.0——
1/30.40947CFM48444156——
Sones16.115.7——
1/20.601085CFM555049194269—
Sones17.917.616.7—
3/40.901241CFM6348576453254479
Sones22.022.021.021.0

Performance certified is for installation type A: Free inlet, Free outlet. Power rating (BHP) does not include transmission losses. Performance ratings do not include the effects of appurtenances (accessories). The sound ratings shown are loudness values in fan sones at 5 ft. (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type A: Free inlet hemispherical fan sone levels.

Catalog 405, January 2010

Agency Compliance

Dayton Electric Mfg. Co. certifies that the ventilators shown herein are licensed to bear the AMCA seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and AMCA Publication 311 and comply with the requirements of the AMCA Certified Ratings Program.

AMCA Sound & Air
Agency Compliance
UL/cUL 705
Agency Compliance