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  9. Downblast Less Drive Package, 13-1/4In
Dayton Downblast Less Drive Package, 13-1/4In 4YU94 - main

Downblast Less Drive Package, 13-1/4In

  • Mfr # 4YU94

  • Zoro # G3105426

product price: $914.99
/ea
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Key Features

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
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Specifications

Product Information

MFR #
4YU94
Zoro #
G3105426
UPC #
190735339336
Country of Origin
United States

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
Overall Diameter
24 3/8 in
Wheel Diameter
13 1/4 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

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
Application
Industrial and Commercial Buildings
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 1/4 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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