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Downblast Less Drive Package, 42 In

Mfr # 5EFJ1
Zoro # G0474363

$4,175.99

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Key Features

Drive Package With Motor Included No
Duty Rating - Roof Ventilators Standard
Drive Type - Roof Ventilators Belt Drive
Mounting Location - Roof Ventilators Roof
Number of Speeds 1

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Product Information

Brand Dayton
MFR # 5EFJ1
Zoro # G0474363
UPC #
190735343500
Country of Origin United States
Category Belt Drive Centrifugal Exhaust Vents

Dimensions

Base Size - Roof Ventilators	52 in x 52 in
Dimension B	65 1/4 in
Base Height	1.8 in
Shaft Dia. Wheel End	1 1/4 in
Overall Height	45 3/4 in
Dimension C	44 in
Base Length	52 in
Shaft Dia. Sheave End	1 1/4 in
Recommended Damper Size (In.)	39 x 39
Dimension D	9 3/4 in
Dimension A	52 in
Overall Dia.	65 1/4 in
Wheel Dia.	42 in
Base Width	52 in
Overall Length	65 1/4 in
Overall Width	44 in
Base Dimension	52 in Square
Propeller Shaft Diameter	1 1/4 in
Housing Length	65.3 in
Housing Width	65.3 in
Wheel Diameter	42 in
Overall Diameter	65 1/4 in
Cutout Size	41.5 in L x 41.5 in W
Damper Size	39 x 39 in
Cutout Length	41.5 in

Details

Item - Roof Ventilators	Downblast Ventilator
Drive Package With Motor Included	No
Duty Rating - Roof Ventilators	Standard
Drive Type - Roof Ventilators	Belt Drive
Mounting Location - Roof Ventilators	Roof
Number of Speeds	1
Bearing Type	Regreasable Pillow Block
RPM Range	435 to 600
Adj. 12 3/8"H Roof Curb Stock No.	2ZV86
Standards	AMCA Sound and Air, UL/cUL 705
Max. Inlet Temp.	180 Degrees
Includes	NEMA 1 Junction Box
Item	Centrifugal Downblast Roof Exhaust Fan
Housing Material	Aluminum
CFM Range	17,925 to 24,725 @ 0.0 in SP
Motor HP Range	3 to 7 1/2
Recommended 12 In. Fixed Curb Item No.	5EFJ3
Requires	Roof curb for new installations
Mounting Location	Roof
Recommended Damper Stock No.	4HX70
Adj. 6 3/8"H Roof Curb Stock No.	3C439
Drive Type	Belt Drive
Wheel Material	Aluminum
Wheel Type	Backward Inclined
Speed Controllable	No
Application	Industrial and Commercial Buildings
Material	Aluminum Blade with Aluminum Housing
Features	Air Handling Quality Bearings Meet Minimum of L10-100,000 Hours, Features 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
For Airflow (Dependent on Motor)	10,735 cfm to 24,725 cfm
For Air Type	Clean Air
Minimum Motor Horsepower	3 hp
Maximum Fan Speed	600 RPM
Resistance Properties	Weather Resistant
For High-Static Pressure Applications	No
Brake Horsepower	3 hp
Includes Motor	No
Electrical Connection	Power Cord
Safety Features	Birdscreen, Windband
Compatible Curb Manufacturer Part Number	2ZV86, 3C216, 3C439, 5EFJ3
Maximum Static Pressure	1 1/2 in wc
Base Shape	Square
Assembly	Unassembled
Maximum Airflow	24,725 cfm
Minimum Airflow	10,735 cfm
Sound Level	18.4 sones @ 0.125 in SP and 5 ft, 17.8 sones @ 0.250 in SP and 5 ft, 17.3 sones @ 0.375" SP and 5 ft, 16.6 sones @ 0.500 in SP and 5 ft, 16.4 sones @ 0.625 in SP and 5 ft, 16.5 sones @ 0.750 in SP and 5 ft, 16.6 sones @ 0.875 in SP and 5 ft, Fan RPM 435: 19.0 sones @ 0.000 in SP and 5 ft, Fan RPM 515: 24.0 sones @ 0.000 in SP and 5 ft, 24.0 sones @ 0.125 in SP and 5 ft, 23.0 sones @ 0.250 in SP and 5 ft, 22.0 sones @ 0.375 in SP and 5 ft, 21.0 sones @ 0.500 in SP and 5 ft, 21.0 sones @ 0.625 in SP and 5 ft, 20.0 sones @ 0.750 in SP and 5 ft, 19.7 sones @ 0.875 in SP and 5 ft, 19.4 sones @ 1.000 in SP and 5 ft, 19.1 sones @ 1.250 in SP and 5 ft, Fan RPM 600: 30.0 sones @ 0.000 in SP and 5 ft, 30.0 sones @ 0.125 in SP and 5 ft, 30.0 sones @ 0.250 in SP and 5 ft, 29.0 sones @ 0.375 in SP and 5 ft, 27.0 sones @ 0.500 in SP and 5 ft, 27.0 sones @ 0.625 in SP and 5 ft, 26.0 sones @ 0.750 in SP and 5 ft, 26.0 sones @ 0.875 in SP and 5 ft, 26.0 sones @ 1.000 in SP and 5 ft, 26.0 sones @ 1.250 in SP and 5 ft, 26.0 sones @ 1.500 in SP and 5 ft
Housing Material Fabrication	Spun
Spark Resistant Construction Type	A
Noise Level @ 0.000 in SP @ 5 ft	19 sones
Maximum Motor Speed	600 RPM
Maximum Motor Horsepower	7 1/2 hp
Power Source	Electric Motor
Maximum Inlet Air Temperature	180 Degrees F
Includes Drive Package	No
Mount Type	Roof Curb
Minimum Motor Speed	435 RPM

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 42 in, Base Diameter Not Applicable, Base Length 52 in, Base Width 52 in, Base Shape Square, Minimum Airflow 10,735 cfm, Maximum Airflow 24,725 cfm, Maximum Motor Horsepower 7 1/2 hp, Minimum Motor Horsepower 3 hp, Minimum Motor Speed 435 RPM, Maximum Motor Speed 600 RPM, Maximum Static Pressure 1 1/2 in wc, For High-Static Pressure Applications No

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Downblast Less Drive Package, 42 In

Mfr # 5EFJ1

Zoro # G0474363

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