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Item Details - 1AHA9

DaytonHeavy-Duty Belt-Drive Exhaust Fan

Designed for commercial and industrial applications requiring high volume of air at low to medium static pressures. Construction includes heavy-duty drive frame channels, bearing plate and motor plate. Propeller utilizes a six-blade heavy-duty cast aluminum design. Mount in vertical position for exhaust applications or horizontal position for supply applications. Select unit with drive package.

  • Variable pitch adjustable motor pulley to optimize fan performance
  • Maximum inlet air temperature: 104º F
  • 6-Blade heavy-duty cast aluminum propellers

Agency Compliance

Performance

Motor HPMax BHPFan RPMCFM @
0.000'' SP0.125'' SP0.250'' SP0.375'' SP0.500'' SP
1/2
0.58
687
CFM
Sones
3/4
0.86
783
CFM
Sones
1
1.15
863
CFM
Sones
1 1/2
1.73
989
CFM
Sones
2
2.30
1087
CFM
Sones
0.000'' SP0.125'' SP0.250'' SP0.375'' SP0.500'' SP
94747888———
16.317.3———
10,79894747730——
19.721.021.0——
11,90110,7399276——
23.024.025.0——
13,63912,64611,45210,112—
27.028.028.029.0—
14,99014,09013,07211,88510,489
31.032.032.032.033.0
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.

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

Recommended Accessories

Galvanized Shutter
1C055
Item
Aluminum Shutter
3C309
Item
Fiberglass Shutter
5C216
Item
Fan Guard
1WBU4
Item
Wall Collar
1WBV2
Item
Wall Housing
3FKF9
Item
Weather Hood
1WBW1
Item

Product Specifications (Glossary)

Agency Compliance [?]
  • AMCA Sound & Air
  • UL/cUL 705
Assembled [?]FALSE
Bearing Type [?]Regreaseable Cast Pillow Block
CFM [?]7,888 to 14,990 ft3/min
Damper Width x Damper Height [?]30 x 30 in
Depth [?]20 in
Drive Package Description [?]Drives By Others
Drive Type [?]Belt Drive
Fan DescriptionExhaust Fan
Frame Material [?]Galvanized Steel
Height [?]34 in
Horsepower [?] 1/2 to 2 hp
Impeller Diameter (Nom.) [?]30 in
Impeller Material [?]Cast Aluminum
Impeller Type [?]Propeller
Max Inlet Temp [?]104 °F
Model DescriptionHeavy-Duty Belt-Drive Exhaust Fan
Mounting Location [?]Wall
Number of Blades [?]6
Shaft Diameter [?]1 in
Speed Controllable [?]No
TypeHeavy-Duty Belt-Drive, Less Drive Package
Warranty Length [?]1 Year
Width [?]34 in

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