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  9. Exhaust Ventilator, 20 In, 115/208-230 V
Dayton Exhaust Ventilator, 20 In, 115/208-230 V 7AD71 - main

Exhaust Ventilator, 20 In, 115/208-230 V

  • Mfr # 7AD71

  • Zoro # G2448792

product price: $1,602.99
/ea
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Key Features

Item - Roof Ventilators
Exhaust Ventilator
Drive Type - Roof Ventilators
Belt Drive
Blade Dia.
20 in
Voltage - Roof Ventilators
115V AC/208-230V AC
Motor HP - Roof Ventilators
1/3 hp
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Specifications

Product Information

MFR #
7AD71
Zoro #
G2448792
UPC #
-
Country of Origin
Multiple

Dimensions

Blade Dia.
20 in
Base Size - Roof Ventilators
24 1/2 in x 24 1/2 in
Overall Height - Roof Ventilators
38 in
Overall Width - Roof Ventilators
38 in
Height (In.)
38
Dimension D (In.)
38
Dimension A (In.)
24-1/2
Dimension E
23 in
Dimension F
8 1/2 in
Dimension F (In.)
8-1/2
Dimension D
38 in
Dimension B (In.)
38
Shaft Dia. (In.)
3/4 in
Width (In.)
38
Dimension A
24 1/2 in
Max. Depth (In.)
48 in
Dimension C (In.)
48
Bearing Size (In.)
3/4 in
Dimension C
48 in
Dimension B
38 in
Propeller Dia. (In.)
20
Base Square Size - Roof Ventilators
24-1/2" x 24-1/2"
Dimension E (In.)
23
Damper Size
20 x 20 in
Hood Width
44 in
Hood Length
48 in
Base Width
24 1/2 in
Blade Diameter
20 in
Base Height
23 in
Housing Length
24.5 in
Housing Width
24.5 in
Hood Height
16 in
Overall Width
44 in
Overall Length
48 in
Base Length
24 1/2 in
Propeller Shaft Diameter
3/4 in
Overall Height
38 in

Details

Item - Roof Ventilators
Exhaust Ventilator
Drive Type - Roof Ventilators
Belt Drive
Voltage - Roof Ventilators
115V AC/208-230V AC
Motor HP - Roof Ventilators
1/3 hp
Motor Enclosure
Open Dripproof
Propeller Material
Steel
Motor RPM
1,725 RPM
Max. BHP
0.4 hp
CFM @ 0.250-In. SP
2,540 cfm
Hz
60 Hz
Assembled/Unassembled
Unassembled
Item
Axial Downblast Roof Exhaust Fan
Type
Axial Belt Drive Downblast
Motor Type
Split Phase
Number of Blades
6
Max. Ambient Temp. (F)
104 Degrees F
Recommended Gravity Backdraft Damper Item No.
3HHL6
Voltage
115/208-230
Recommended 6 3/8"H Roof Curb Item No.
4C454
Bearing Type
Sealed Pillow Block
Recommended 12 3/8"H Roof Curb Item No.
2ZV83
Max. Inlet Temp. (Deg. F)
104 Degrees F
CFM @ 0.375-In. SP
1,752 cfm
Style - Roof Ventilators
Hooded
Frame Material
Galvanized Steel
Fan RPM
1,039
Phase
1
Full Load Amps
6.6/3.0-3.3
Mounting Position
Horizontal
CFM @ 0.000-In. SP
3,357 cfm
Includes
Drive Package, Hood
CFM @ 0.125-In. SP
3,025 cfm
Motor HP
1/3
Current
6.6/3.4-3.1 A
Standards
AMCA Sound and Air, UL/cUL 705
Number of Speeds
1
Motor Horsepower
1/3 hp
Application
Factories, Large Facilities, Warehouses
Maximum Inlet Air Temperature
104 Degrees F
Hood Type
Hinged Hood
Resistance Properties
Weather Resistant
Maximum Fan Speed
1,039 RPM
Airflow @ 0.000 in SP
3,357 cfm
Exhaust Airflow @ 0.125 in SP
3,025 cfm
Includes Drive Package
Yes
Mounting Orientation
Horizontal
Exhaust Airflow @ 0.000 in SP
3,357 cfm
Drive Type
Belt Drive
Blade Material
Steel
Sound Level
17.2 sones @ 0.000 in SP and 5 ft
Assembly
Unassembled
For High-Static Pressure Applications
No
Base Shape
Square
Safety Features
Birdscreen
Maximum Static Pressure
3/8 in wc
Blade Finish
Galvanized
Compatible Curb Manufacturer Part Number
3FLT5
Maximum Ambient Temperature
104 Degrees F
Exhaust Airflow @ 0.250 in SP
2,540 cfm
High-Efficiency Motor
No
Housing Material
Steel
Features
Strong and Weathertight Hood
Housing Finish
Galvanized
Brake Horsepower
2/5 hp
Frequency
60 Hz
Exhaust Airflow @ 0.375 in SP
1,752 cfm
For Air Type
Clean Air
Includes Motor
Yes
Motor Speed
1,725 RPM
Mount Type
Roof Curb
Supply Airflow @ 0.000 in SP
3,357 cfm
Nameplate Voltage
115/208-230V AC
Speed Controllable
No

Description

Axial Downblast Roof Exhaust Fan, Mounting Location Roof, Assembly Unassembled, Blade Diameter 20 in, Housing Material Steel, Exhaust Airflow @ 0.000 in SP 3,357 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, Maximum Static Pressure 3/8 in wc, Motor Enclosure Open Dripproof, Motor Horsepower 1/3 hp, Nameplate Voltage 115/208-230V AC, Number of Speeds 1, Phase 1, Maximum Inlet Air Temperature 104 Degrees F, Number of Blades 6, Supply Airflow @ 0.000 in SP 3,357 cfm

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