This centrifugal upblast roof exhaust fan includes NEMA 1 junction box, and is made of aluminum. It features air handling quality bearings meet L10-100,000 hour minimum, NEMA 1 junction box, and more and measures 28⅞ inch width, 28⅛ inch height, 28⅛ inch depth. This centrifugal upblast roof exhaust fan is designed for use with: industrial and commercial buildings, restaurants, schools. In addition, it is roof mountable, 1,592 cfm air flow, and 28⅞ inch diameter, and ¾ max horsepower.
Technical Specs
ItemCentrifugal Upblast Roof Exhaust Fan
Drive TypeBelt Drive
Base Length26 in
Base ShapeSquare
Maximum Airflow1,592 cfm
Maximum Motor Horsepower3/4 hp
Maximum Motor Speed2,110 RPM
AssemblyUnassembled
Wheel MaterialAluminum
Mounting LocationRoof
Maximum Inlet Air Temperature300 Degrees F
Overall Height28 1/8 in
Includes MotorMotor Not Included
Bearing TypeSealed Pillow Block
Compatible Curb Manufacturer Part Number24Y860, 2RB75-2RB77, 2RB79-2RB82, 2ZV82-2ZV85
Cutout Size21.5 in L x 21.5 in W
Electrical ConnectionPower Cord
Housing Length28.9 in
Housing Width28.9 in
Maximum Ambient Temperature300 Degrees F
Motor LocationOut of Airstream
Number of Speeds1
Overall Diameter28 7/8 in
Propeller Shaft Diameter3/4 in
Safety FeaturesFully Rolled Windband
Spark Resistant Construction TypeA
Wheel TypeBackward Inclined
ApplicationIndustrial and Commercial Buildings, Restaurants, Schools
Wheel Diameter14 3/4 in
Base Width26 in
Maximum Static Pressure2 3/4 in wc
Minimum Airflow642 cfm
Minimum Motor Horsepower1/4 hp
Minimum Motor Speed1,465 RPM
Housing MaterialAluminum
For High-Static Pressure ApplicationsFor High-Static Pressure Applications
For Air TypeKitchen Air
StandardsAMCA Sound and Air, UL/cUL 762
Includes Drive PackageDrive Package Not Included
Base Height1.8 in
Brake Horsepower13/50 hp, 17/50 hp, 13/25 hp, 39/50 hp
Cutout Length21.5 in
Damper Size19 x 19 in
FeaturesAir Handling Quality Bearings Meet Minimum of L10-100,000 Hours, NEMA 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design
Housing Material FabricationSpun
IncludesNEMA 1 Junction Box
Maximum Fan Speed2,110 RPM
Mount TypeRoof Curb
Overall Depth28 1/8 in
Overall Width28 7/8 in
Resistance PropertiesSpark Resistant
Sound LevelFan RPM 1465: 14.2 sones @ 0.500 in SP and 5 ft, 13.7 sones @ 0.625 in SP and 5 ft, 13.5 sones @ 0.750 in SP and 5 ft, 13.4 sones @ 0.875 in SP and 5 ft, 13.2 sones @ 1.000 in SP and 5 ft, 15.5 sones @ 1.250 in SP and 5 ft, Fan RPM 1605: 15.2 sones @ 0.500 in SP and 5 ft, 14.7 sones @ 0.625 in SP and 5 ft, 14.4 sones @ 0.750 in SP and 5 ft, 14.3 sones @ 0.875 in SP and 5 ft, 14.2 sones @ 1.000 in SP and 5 ft, 14.0 sones @ 1.250 in SP and 5 ft, 15.2 sones @ 1.500 in SP and 5 ft, Fan RPM 1845: 17.0 sones @ 0.500 in SP and 5 ft, 16.8 sones @ 0.625 in SP and 5 ft, 16.6 sones @ 0.750 in SP and 5 ft, 16.4 sones @ 0.875 in SP and 5 ft, 16.2 sones @ 1.000 in SP and 5 ft, 16.0 sones @ 1.250 in SP and 5 ft, 15.9 sones @ 1.500 in SP and 5 ft, 15.6 sones @ 1.750 in SP and 5 ft, 16.1 sones @ 2.000 in SP and 5 ft, Fan RPM 2110: 19.8 sones @ 0.500 in SP and 5 ft, 19.6 sones @ 0.625 in SP and 5 ft, 19.3 sones @ 0.750 in SP and 5 ft, 19.2 sones @ 0.875 in SP and 5 ft, 19.1 sones @ 1.000 in SP and 5 ft, 19.0 sones @ 1.250 in SP and 5 ft, 18.9 sones @ 1.500 in SP and 5 ft, 18.8 sones @ 1.750 in SP and 5 ft, 18.6 sones @ 2.000 in SP and 5 ft, 18.5 sones @ 2.250 in SP and 5 ft, 18.3 sones @ 2.500 in SP and 5 ft, 20.0 sones @ 2.750 in SP
Speed ControllableSpeed Not Controllable
Country of OriginUnited States
(subject to change)