This exhaust fan includes NEMA 1 junction box, and is made of aluminum. It features a fully rolled windband bead, fresh outside air is drawn in under the motor cover, and measures 24⅜ inch width, 25½ inch height, 24⅜ inch length. This exhaust fan is designed for use with: industrial/commercial buildings. In addition, it is one-phase, 60 Hz, is roof mountable, has one speed, is direct drive, 2,038 cfm @ 0.125 in SP air flow, and 24⅜ inch diameter, and ½ horsepower.
Technical Specs
ItemCentrifugal Downblast Roof Exhaust Fan
AssemblyAssembled
Base Length22 in
Base ShapeSquare
Phase1
Exhaust Airflow @ 0.000 in SP2,093 cfm
High-Efficiency MotorNo High-Efficiency Motor
Includes Drive PackageDrive Package Included
Mounting LocationRoof
Exhaust Airflow @ 0.500 in SP1,871 cfm
Housing MaterialAluminum
Motor EnclosureOpen Air Over
Overall Diameter24 3/8 in
Overall Length24 3/8 in
Airflow @ 0.000 in SP2,093 cfm
Base Height1 3/4 in
Compatible Curb Manufacturer Part Number2RB76, 2ZV82, 4C453, 4C670, 4HX39, 4HX47
Current6.0/3.0 A
Cutout Size17.5 in L x 17.5 in W
Electrical ConnectionWire Leads
Exhaust Airflow @ 0.250 in SP1,984 cfm
FeaturesFeatures a Fully Rolled Windband Bead for Increased Stability and Easy Transport, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 and 4 Disconnects Available
Housing Length24.4 in
Housing Width24.4 in
Maximum Ambient Temperature130 Degrees F
Maximum Inlet Air Temperature130 Degrees F
Motor Speed1,725 RPM
Mount TypeRoof Curb
Safety FeaturesBirdscreen, Windband
Spark Resistant Construction TypeA
Wheel TypeBackward Inclined
Drive TypeDirect Drive
Wheel Diameter13 1/4 in
Base Width22 in
Nameplate Voltage115/230V AC
Motor Horsepower1/2 hp
For High-Static Pressure ApplicationsNot For High-Static Pressure Applications
For Air TypeClean Air
Includes MotorMotor Included
Maximum Static Pressure1 1/2 in wc
Wheel MaterialAluminum
Number of Speeds1
StandardsAMCA Sound and Air, CSA, UL/cUL 705
Overall Height25 1/2 in
Overall Width24 3/8 in
ApplicationIndustrial and Commercial Buildings
Brake Horsepower1/2 hp
Compatible Speed Control48C172
Cutout Length17.5 in
Damper Size15 x 15 in
Exhaust Airflow @ 0.125 in SP2,038 cfm
Exhaust Airflow @ 0.375 in SP1,928 cfm
Frequency60 Hz
Housing Material FabricationSpun
IncludesNEMA 1 Junction Box
Maximum Fan Speed1,725 RPM
Motor LocationOut of Airstream
Mounting OrientationVertical
Propeller Shaft Diameter1/2 in
Sound Level14.0 sones @ 1.500 in SP and 5 ft, 14.9 sones @ 1.250 in SP and 5 ft, 15.5 sones @ 1.000 in SP and 5 ft, 16.0 sones @ 0.875 in SP and 5 ft, 16.2 sones @ 0.750 in SP and 5 ft, 16.4 sones @ 0.625 in SP and 5 ft, 16.7 sones @ 0.500 in SP and 5 ft, 16.8 sones @ 0.375 in SP and 5 ft, 17.0 sones @ 0.250 in SP and 5 ft, 17.2 sones @ 0.125 in SP and 5 ft, 17.4 sones @ 0.000 in SP and 5 ft
Speed ControllableSpeed Controllable
Country of OriginUnited States
(subject to change)
