This axial downblast roof supply fan includes NEMA 1 junction box, and is made of aluminum. It features fully rolled baffle bead, galvanized steel venturi/inlet/supports, and more and measures 42 inch width, 19¼ inch height, 42 inch length, and it is not speed controllable. This axial downblast roof supply fan has three phases, 60 Hz, is roof mountable, has one speed, is direct drive, 5,315 cfm @ 0.125 in SP air flow, and 42 inch diameter, and 1 horsepower.
Technical Specs
ItemAxial Downblast Roof Supply Fan
AssemblyAssembled
Housing MaterialAluminum
For High-Static Pressure ApplicationsNot For High-Static Pressure Applications
Maximum Static Pressure3/4 in wc
Motor Horsepower1 hp
Number of Speeds1
Maximum Inlet Air Temperature120 Degrees F
Supply Airflow @ 0.000 in SP5,742 cfm
Base ShapeSquare
Blade MaterialAluminum
Includes Drive PackageDrive Package Included
Overall Length42 in
Speed ControllableSpeed Not Controllable
Airflow @ 0.000 in SP5,742 cfm
Base Length34 in
Compatible Curb Manufacturer Part Number2RB80, 2ZV84, 3C438, 4C455, 4HX42, 4HX50
Cutout Length29.5 in
Damper Size27 x 27 in
Exhaust Airflow @ 0.125 in SP5,315 cfm
Exhaust Airflow @ 0.375 in SP4,556 cfm
FeaturesFully Rolled Baffle Bead for Stability and Ease of Transport With Spun Aluminum Hood Construction, Galvanized Steel Venturi, Inlet and Supports, NEMA 1 Junction Box Located in Motor Enclosure
Housing Length42 in
Housing Width42 in
Includes MotorMotor Included
Mount TypeRoof Curb
Propeller Shaft Diameter5/8 in
Sound Level24.0 sones @ 0.250 in SP and 5 ft, 25.0 sones @ 0.125 in SP and 5 ft, 25.0 sones @ 0.375 in SP and 5 ft, 26.0 sones @ 0.500 in SP and 5 ft, 27.0 sones @ 0.625 in SP and 5 ft, 29.0 sones @ 0.000 in SP and 5 ft, 29.0 sones @ 0.750 in SP
Supply Airflow @ 0.250 in SP4,929 cfm
Supply Airflow @ 0.500 in SP4,131 cfm
Mounting LocationRoof
Blade Diameter24 in
Exhaust Airflow @ 0.000 in SP5,742 cfm
High-Efficiency MotorNo High-Efficiency Motor
Motor EnclosureTotally Enclosed Air Over
Nameplate Voltage208/230/460V AC
Phase3
Number of Blades4
Base Width34 in
For Air TypeClean Air
Drive TypeDirect Drive
Overall Height19 1/4 in
Overall Width42 in
StandardsAMCA Sound and Air, UL/cUL 705
Base Height1 3/4 in
Brake Horsepower1 9/100 hp
Current3.8 to 3.5/1.7 A
Cutout Size29.5 in L x 29.5 in W
Electrical ConnectionPower Cord
Exhaust Airflow @ 0.250 in SP4,929 cfm
Exhaust Airflow @ 0.500 in SP4,131 cfm
Frequency60 Hz
Housing Material FabricationSpun
IncludesNEMA 1 Junction Box
Maximum Fan Speed1,140 RPM
Overall Diameter42 in
Safety FeaturesBirdscreen
Supply Airflow @ 0.125 in SP5,315 cfm
Supply Airflow @ 0.375 in SP4,556 cfm
Country of OriginUnited States
(subject to change)