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Downblast Less Drive Package, 13-1/4In

Mfr # 4YU94
Zoro # G3105426

$884.99

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Key Features

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

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Product Information

Brand Dayton
MFR # 4YU94
Zoro # G3105426
UPC #
190735339336
Country of Origin United States
Category Belt Drive Centrifugal Exhaust Vents

Dimensions

Base Size - Roof Ventilators	22 in x 22 in
Overall Dia.	24 3/8 in
Dimension D	4 3/8 in
Overall Height	26 5/8 in
Dimension C	24 7/8 in
Shaft Dia. Sheave End	3/4 in
Base Height	1.8 in
Wheel Dia.	13 1/4 in
Shaft Dia. Wheel End	3/4 in
Base Length	22 in
Dimension A	22 in
Dimension B	24 3/8 in
Recommended Damper Size (In.)	15 x 15
Base Width	22 in
Overall Length	24 3/8 in
Overall Width	24 7/8 in
Base Dimension	22 in Square
Overall Diameter	24 3/8 in
Wheel Diameter	13 in
Housing Width	24.4 in
Housing Length	24.4 in
Damper Size	15 x 15 in
Cutout Length	17.5 in
Cutout Size	17.5 in L x 17.5 in W
Propeller Shaft Diameter	3/4 in

Details

Promotion Restriction	Not eligible for promotion
Item - Roof Ventilators	Downblast Ventilator
Drive Package With Motor Included	No
Duty Rating - Roof Ventilators	Hazardous Location
Drive Type - Roof Ventilators	Belt Drive
Mounting Location - Roof Ventilators	Roof
Number of Speeds	1
CFM Range	1692 to 2093 @ 0.0 in SP
Motor HP Range	1/4 to 1/2
Mounting Location	Roof
Recommended Damper Stock No.	4HX65
RPM Range	1395 to 1725
Max. Inlet Temp.	180 Degrees
Wheel Type	Backward Inclined
Standards	AMCA Sound and Air, UL/cUL 705
Item	Centrifugal Downblast Roof Exhaust Fan
Bearing Type	Sealed Pillow Block
Adj. 6 3/8"H Roof Curb Stock No.	4c453
Recommended 12 In. Fixed Curb Item No.	2RB76
Includes	NEMA 1 Junction Box
Wheel Material	Aluminum
Drive Type	Belt Drive
Requires	Roof curb for new installations
Adj. 12 3/8"H Roof Curb Stock No.	2ZV82
Housing Material	Aluminum
Recommended 8 In. Fixed Curb Item No.	4HX39
Speed Controllable	No
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
Material	Aluminum Blade with Aluminum Housing
Application	Industrial and Commercial Buildings
For Airflow (Dependent on Motor)	907 cfm to 2,093 cfm
For Air Type	Clean Air
Maximum Fan Speed	1,725 RPM
Compatible Curb Manufacturer Part Number	2RB76, 2ZV82, 4C453, 4C670, 4HX39, 4HX47
Includes Drive Package	No
Spark Resistant Construction Type	A
Maximum Motor Speed	1,725 RPM
Maximum Airflow	2,093 cfm
Electrical Connection	Power Cord
Noise Level @ 0.000 in SP @ 5 ft	12.5 sones
Base Shape	Square
For High-Static Pressure Applications	No
Minimum Motor Speed	1,395 RPM
Maximum Inlet Air Temperature	180 Degrees F
Motor Location	Out of Airstream
Minimum Motor Horsepower	1/4 hp
Includes Motor	No
Housing Material Fabrication	Spun
Safety Features	Birdscreen, Windband
Maximum Motor Horsepower	1/2 hp
Minimum Airflow	907 cfm
Sound Level	Fan RPM 1395: 12.5 sones @ 0.000 in SP and 5 ft, 12.4 sones @ 0.125 in SP and 5 ft, 12.3 sones @ 0.250 in SP and 5 ft, 12.2 sones @ 0.375 in SP and 5 ft, 12.0 sones @ 0.500 in SP and 5 ft, 11.7 sones @ 0.625 in SP and 5 ft, 11.5 sones @ 0.750 in SP and 5 ft, 11.4 sones @ 0.875 in SP and 5 ft, 11.3 sones @ 1.000 in SP and 5 ft, Fan RPM 1550: 14.6 sones @ 0.000 in SP and 5 ft, 14.5 sones @ 0.125 in SP and 5 ft, 14.3 sones @ 0.250 in SP and 5 ft, 14.2 sones @ 0.375 in SP and 5 ft, 14.0 sones @ 0.500 in SP and 5 ft, 13.8 sones @ 0.625 in SP and 5 ft, 13.5 sones @ 0.750 in SP and 5 ft, 13.0 sones @ 0.875 in SP and 5 ft, 12.9 sones @ 1.000 in SP and 5 ft, 12.4 sones @ 1.250 in SP and 5 ft, Fan RPM 1725: 17.4 sones @ 0.000 in SP and 5 ft, 17.2 sones @ 0.125 in SP and 5 ft, 17.0 sones @ 0.250 in SP and 5 ft, 16.8 sones @ 0.375 in SP and 5 ft, 16.7 sones @ 0.500 in SP and 5 ft, 16.4 sones @ 0.625 in SP and 5 ft, 16.2 sones @ 0.750 in SP and 5 ft, 16.0 sones @ 0.875 in SP and 5 ft, 15.5 sones @ 1.000 in SP and 5 ft, 14.9 sones @ 1.250 in SP and 5 ft, 14.0 sones @ 1.500 in SP and 5 ft
Resistance Properties	Weather Resistant
Power Source	Electric Motor
Brake Horsepower	13/50 hp
Maximum Static Pressure	1 1/2 in wc
Mount Type	Roof Curb
Assembly	Unassembled

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 13 in, Base Diameter Not Applicable, Base Length 22 in, Base Width 22 in, Base Shape Square, Minimum Airflow 907 cfm, Maximum Airflow 2,093 cfm, Maximum Motor Horsepower 1/2 hp, Minimum Motor Horsepower 1/4 hp, Minimum Motor Speed 1,395 RPM, Maximum Motor Speed 1,725 RPM, Maximum Static Pressure 1 1/2 in wc, For High-Static Pressure Applications No

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Downblast Less Drive Package, 13-1/4In

Mfr # 4YU94

Zoro # G3105426

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