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  9. Downblast Vent, Belt Drive, 42 In
Dayton Downblast Vent, Belt Drive, 42 In 7AU99 - main

Downblast Vent, Belt Drive, 42 In

  • Mfr # 7AU99

  • Zoro # G1370817

product price: $5,052.99
/ea
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Key Features

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
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Specifications

Product Information

MFR #
7AU99
Zoro #
G1370817
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
52 in x 52 in
Base Height
1 3/4 in
Overall Height
45 3/4 in
Base Width
52 in
Dimension D
9 3/4 in
Overall Dia.
65 1/4 in
Dimension B
65 1/4 in
Base Square Size - Roof Ventilators
52" x 52"
Shaft Dia. Wheel End
1 1/4 in
Base Length
52 in
Wheel Dia.
42 in
Dimension C
44 in
Dimension A
52 in
Overall Length
65 1/4 in
Propeller Shaft Diameter
1 1/4 in
Damper Size
39 x 39 in
Wheel Diameter
42 in
Overall Width
65 1/4 in
Overall Diameter
65 1/4 in
Housing Width
65.3 in
Housing Length
65.3 in

Details

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
Number of Speeds
1
Voltage - Roof Ventilators
208V AC/230V AC/460V AC
Motor HP - Roof Ventilators
7 1/2 hp
CFM @ 0.000-In. SP
24,725
Max. Inlet Temp.
180 Degrees
CFM @ 0.625-In. SP
22166
Hz
60
CFM @ 0.500-In. SP
22,709
Mounting Location
Roof
Wheel Type
Backward Inclined
Drive Type
Belt Drive
Drive Package Included
Yes
CFM @ 1.250-In. SP
18,585
CFM @ 0.875-In. SP
20862
CFM @ 0.750-In. SP
21,621
Recommended 12 In. Fixed Curb Item No.
5EFJ3
RPM
600
Sones @ 0.250-In. SP @ 5 Ft.
30
CFM @ 0.125-In. SP
24245
Sones @ 0.500-In. SP @ 5 Ft.
27
Speed Controllable
No
Wheel Material
Aluminum
Adj. 6 3/8"H Roof Curb Stock No.
3C439
CFM @ 0.375-In. SP
23243
Housing Material
Aluminum
Motor HP
7-1/2
Max. Operating Amps
20.6-18.7/9.3
Max. BHP
7.87
Phase
3
Includes
Drive Package, NEMA 1 Junction Box
Item
Centrifugal Downblast Roof Exhaust Fan
Adj. 12 3/8"H Roof Curb Stock No.
3C216
Motor Voltage
208/230/460
Agency Compliance
AMCA Sound & Air, UL/cUL 705
CFM @ 1.000-In. SP
20,104
CFM @ 0.250-In. SP
23,765
Assembled/Unassembled
Unassembled
CFM @ 1.500-In. SP
16,590
Sones @ 0.125-In. SP @ 5 Ft.
30
Bearing Type
Regreasable Pillow Block
Standards
AMCA Sound and Air, NEMA, UL/cUL 705
Nameplate Voltage
208-230/460V AC
Compatible Curb Manufacturer Part Number
2ZV86, 3C216, 3C439, 5EFJ3
Safety Features
Birdscreen, Windband
Current
20.5 to 18.5/9.2 A
Exhaust Airflow @ 0.500 in SP
22,709 cfm
Maximum Static Pressure
1 1/2 in wc
High-Efficiency Motor
No
Exhaust Airflow @ 0.125 in SP
24,245 cfm
Frequency
60 Hz
For Air Type
Clean Air
Includes Drive Package
Yes
Exhaust Airflow @ 0.250 in SP
23,765 cfm
Resistance Properties
Weather Resistant
Maximum Fan Speed
600 RPM
Housing Material Fabrication
Spun
Mount Type
Roof Curb
Motor Speed
1,770 RPM
Motor Horsepower
7 1/2 hp
Electrical Connection
Power Cord
Exhaust Airflow @ 0.375 in SP
23,243 cfm
Assembly
Unassembled
Sound Level
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, 27.0 sones @ 0.500 in SP and 5 ft, 27.0 sones @ 0.625 in SP and 5 ft, 29.0 sones @ 0.375 in SP and 5 ft, 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
Airflow @ 0.000 in SP
24,725 cfm
For High-Static Pressure Applications
No
Exhaust Airflow @ 0.000 in SP
24,725 cfm
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, Nonoverloading Centrifugal Wheel Design
Motor Enclosure
Open Dripproof
Application
Industrial and Commercial Applications
Motor Location
Out of Airstream
Brake Horsepower
7 87/100 hp
Includes Motor
Yes
Maximum Inlet Air Temperature
180 Degrees F
Base Shape
Square

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 42 in, Base Diameter Not Applicable, Base Length 52 in, Base Width 52 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 7 1/2 hp, Exhaust Airflow @ 0.000 in SP 24,725 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, For Air Type Clean Air, Includes Drive Package Yes, Includes Motor Yes, Mounting Location Roof

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