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Exhaust Vent, 54 In

  • Mfr # 4YY28

  • Zoro # G3322347

product price:  $4,409.99
/ea
Additional $250.00 delivery surcharge applies per item.
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Key Features

Item - Roof Ventilators
Exhaust Ventilator
Drive Type - Roof Ventilators
Belt Drive
Drive Package With Motor Included
No
Base Size - Roof Ventilators
66 1/2 in x 66 1/2 in
Blade Dia.
54 in
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Specifications

Product Information

MFR #
4YY28
Zoro #
G3322347
UPC #
190735339602
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
66 1/2 in x 66 1/2 in
Blade Dia.
54 in
Shaft Dia. Propeller End (In.)
1 1/4 in
Dimension B
61 1/4 in
Overall Dia. (In.)
66 1/2 in
Overall Height (In.)
45 in
Dimension D
45 in
Dimension C
28 in
Dimension E (In.)
62-5/8
Dimension D (In.)
45
Dimension A
66 1/2 in
Dimension E
62 5/8 in
Base Width (In.)
66-1/2
Dimension A (In.)
66-1/2
Shaft Dia. Sheave End (In.)
1 1/4 in
Base Height (In.)
1 3/4 in
Dimension B (In.)
61-1/4
Dimension C (In.)
28
Overall Height
45 in
Overall Width
62 5/8 in
Damper Size
62.625 x 62.625 in
Propeller Shaft Diameter
1 1/4 in
Housing Width
62.6 in
Housing Length
62.6 in
Base Width
66 1/2 in
Overall Diameter
66 1/2 in
Base Height
1 3/4 in
Base Length
66 1/2 in
Blade Diameter
54 in
Overall Depth
66 1/2 in

Details

Item - Roof Ventilators
Exhaust Ventilator
Drive Type - Roof Ventilators
Belt Drive
Drive Package With Motor Included
No
Housing Material
Steel
Speed Controllable
No
Max. Inlet Temp. (Deg. F)
120 Degrees F
Bearing Type
Regreasable Pillow Block
Recommended 12 In. Fixed Curb Item No.
3AZJ8
Adj. 12 3/8"H Roof Curb Stock No.
2ZV87
Drive Type
Belt Drive
Requires
Roof curb for new installations
Mounting Location
Roof
Motor HP Range
1 1/2 to 5
Propeller Material
Steel
RPM Range
291 to 496
Type
Axial Upblast
Item
Axial Upblast Roof Exhaust Fan
Agency Compliance
cUL 705 Listed, UL
Features
Lifting Lugs Provided, Removable Windband for Easy Inspection
Standards
AMCA, UL/cUL 705
Application
Industrial and Commercial Buildings
Maximum Airflow
50,958 cfm
Blade Design
Swept Steeply Pitched
Maximum Ambient Temperature
120 Degrees F
Power Source
Electric Motor
Base Shape
Square
Maximum Motor Horsepower
7 1/2 hp
Housing Finish
Galvanized
Maximum Noise Level @ 5 Feet
39 sones
Minimum Motor Speed
291 RPM
Maximum Motor Speed
496 RPM
Brake Horsepower
2 61/100 hp
Maximum Fan Speed
552 RPM
For Air Type
Clean Air
Resistance Properties
Weather Resistant
Includes Drive Package
No
Noise Level @ 0.000 in SP @ 5 ft
16.7 sones
Blade Material
Steel
Maximum Inlet Air Temperature
120 Degrees F
For High-Static Pressure Applications
No
Maximum Static Pressure
1/2 in wc
Minimum Motor Horsepower
2 hp
Mount Type
Roof Curb
Assembly
Unassembled
Includes Motor
No
Compatible Curb Manufacturer Part Number
2ZV87, 3AZJ8
Sound Level
Fan RPM 366: 16.7 Sones @ 0.000 in SP and 5 ft, 17.0 sones @ 0.125 in SP and 5 ft, 17.0 sones @ 0.250 in SP and 5 ft, Fan RPM 408: 21.0 Sones @ 0.000 in SP and 5 ft, 21.0 sones @ 0.125 in SP and 5 ft, 22.0 sones @ 0.250 in SP and 5 ft, Fan RPM 483: 30.0 Sones @ 0.000 in SP and 5 ft, 29.0 sones @ 0.125 in SP and 5 ft, 29.0 sones @ 0.250 in SP and 5 ft, 32.0 sones @ 0.375 in SP and 5 ft, 31.0 sones @ 0.500 in SP and 5 ft, Fan RPM 552: 39.0 Sones @ 0.000 in SP and 5 ft, 39.0 sones @ 0.125 in SP and 5 ft, 38.0 sones @ 0.250 in SP and 5 ft, 37.0 sones @ 0.375 in SP and 5 ft, 47.0 sones @ 0.500 in SP and 5 ft
Number of Blades
5
Minimum Airflow
17,378 cfm
Electrical Connection
Power Cord
Power Source - TS Only
Electric Motor

Description

Axial Upblast Roof Exhaust Fan, Assembly Unassembled, Drive Type Belt Drive, Blade Diameter 54 in, Base Diameter Not Applicable, Base Length 66 1/2 in, Base Width 66 1/2 in, Base Shape Square, Maximum Airflow 50,958 cfm, Minimum Airflow 17,378 cfm, Maximum Motor Horsepower 7 1/2 hp, Minimum Motor Horsepower 2 hp, Maximum Motor Speed 496 RPM, Minimum Motor Speed 291 RPM, Maximum Static Pressure 1/2 in wc, For High-Static Pressure Applications No, For Air Type Clean Air

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