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Downblast Less Drive Package, 11 In

  • Mfr # 4YU93

  • Zoro # G3141564

product price:  $887.99
/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 #
4YU93
Zoro #
G3141564
UPC #
190735339329
Country of Origin
United States

Dimensions

Base Size - Roof Ventilators
22 in x 22 in
Overall Dia.
24 3/8 in
Dimension B
24 3/8 in
Base Height
1.8 in
Overall Height
26 5/8 in
Dimension D
4 3/8 in
Recommended Damper Size (In.)
15 x 15
Wheel Dia.
11 in
Shaft Dia. Wheel End
3/4 in
Base Width
22 in
Dimension A
22 in
Shaft Dia. Sheave End
3/4 in
Base Length
22 in
Dimension C
24 7/8 in
Overall Length
24 3/8 in
Overall Width
24 7/8 in
Overall Diameter
24 3/8 in
Cutout Length
17.5 in
Propeller Shaft Diameter
3/4 in
Wheel Diameter
11 in
Cutout Size
17.5 in L x 17.5 in W
Damper Size
15 x 15 in
Housing Length
24.4 in
Housing Width
24.4 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
Motor HP Range
1/4 to 1/3
Adj. 12 3/8"H Roof Curb Stock No.
2ZV82
RPM Range
1635 to 1800
Adj. 6 3/8"H Roof Curb Stock No.
4c453
Drive Type
Belt Drive
Bearing Type
Sealed Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Requires
Roof curb for new installations
Mounting Location
Roof
Includes
NEMA 1 Junction Box
Wheel Type
Backward Inclined
Recommended 12 In. Fixed Curb Item No.
2RB76
CFM Range
1386 to 1526 @ 0.0 in SP
Housing Material
Aluminum
Recommended Damper Stock No.
4HX65
Wheel Material
Aluminum
Item
Centrifugal Downblast Roof Exhaust Fan
Recommended 8 In. Fixed Curb Item No.
4HX39
Max. Inlet Temp.
180 Degrees
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 Airflow
1,526 cfm
Maximum Fan Speed
1,800 RPM
Includes Motor
No
Spark Resistant Construction Type
A
Maximum Motor Speed
1,800 RPM
Power Source
Electric Motor
Maximum Inlet Air Temperature
180 Degrees F
Noise Level @ 0.000 in SP @ 5 ft
11.1 sones
Mount Type
Roof Curb
Motor Location
Out of Airstream
Maximum Motor Horsepower
1/3 hp
Resistance Properties
Weather Resistant
Maximum Static Pressure
1 1/4 in wc
Sound Level
Fan RPM 1635: 11.1 sones @ 0.000 in SP and 5 ft, 10.8 sones @ 0.125 in SP and 5 ft, 10.4 sones @ 0.250 in SP and 5 ft, 10.2 sones @ 0.375 in SP and 5 ft, 9.8 sones @ 0.500 in SP and 5 ft, 9.3 sones @ 0.625 in SP and 5 ft, 8.9 sones @ 0.750 in SP and 5 ft, 8.4 sones @ 0.875 in SP and 5 ft, 7.8 sones @ 1.000 in SP and 5 ft, Fan RPM 1800: 13.2 sones @ 0.000 in SP and 5 ft, 12.8 sones @ 0.125 in SP and 5 ft, 12.5 sones @ 0.250 in SP and 5 ft, 12.3 sones @ 0.375 in SP and 5 ft, 12.2 sones @ 0.500 in SP and 5 ft, 11.3 sones @ 0.625 in SP and 5 ft, 10.8 sones @ 0.750 in SP and 5 ft, 10.6 sones @ 0.875 in SP and 5 ft, 10.1 sones @ 1.000 in SP and 5 ft, 9.3 sones @ 1.250 in SP and 5 ft
Safety Features
Birdscreen, Windband
For High-Static Pressure Applications
No
Minimum Motor Horsepower
1/4 hp
Electrical Connection
Power Cord
Includes Drive Package
No
Minimum Airflow
793 cfm
Base Shape
Square
Compatible Curb Manufacturer Part Number
2RB76, 2ZV82, 4C453, 4C670, 4HX39, 4HX47
Minimum Motor Speed
1,635 RPM
Housing Material Fabrication
Spun
Assembly
Unassembled
Brake Horsepower
1/4 hp
Power Source - TS Only
Electric Motor

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 11 in, Base Diameter Not Applicable, Base Length 22 in, Base Width 22 in, Base Shape Square, Minimum Airflow 793 cfm, Maximum Airflow 1,526 cfm, Maximum Motor Horsepower 1/3 hp, Minimum Motor Horsepower 1/4 hp, Minimum Motor Speed 1,635 RPM, Maximum Motor Speed 1,800 RPM, Maximum Static Pressure 1 1/4 in wc, For High-Static Pressure Applications No

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