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  9. Downblast Vent, Belt Drive, 24-1/2 In
Dayton Downblast Vent, Belt Drive, 24-1/2 In 7A666 - main

Downblast Vent, Belt Drive, 24-1/2 In

  • Mfr # 7A666

  • Zoro # G0363553

product price: $2,324.99
/ea
Additional $100.00 delivery surcharge applies per item.
See details

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 #
7A666
Zoro #
G0363553
UPC #
00799471519479
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
34 in x 34 in
Dimension D
5 3/4 in
Dimension A
34 in
Base Square Size - Roof Ventilators
34" x 34"
Shaft Dia. Wheel End
1 in
Overall Height
40 1/8 in
Base Length
34 in
Wheel Dia.
24 1/2 in
Base Width
34 in
Base Height
1 3/4 in
Dimension C
38 3/8 in
Dimension B
42 3/4 in
Overall Dia.
42 3/4 in
Damper Size
27 x 27 in
Overall Width
42 3/4 in
Housing Width
42.8 in
Propeller Shaft Diameter
1 in
Overall Diameter
42 3/4 in
Overall Length
42 3/4 in
Wheel Diameter
24 1/2 in
Housing Length
42.8 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
1/2 hp
CFM @ 0.000-In. SP
5371
Wheel Type
Backward Inclined
Wheel Material
Aluminum
Agency Compliance
AMCA Sound & Air, UL/cUL 705
CFM @ 0.375-In. SP
4195
Adj. 6 3/8"H Roof Curb Stock No.
4c455
Max. Inlet Temp.
180 Degrees
Recommended 8 In. Fixed Curb Item No.
4HX42
CFM @ 0.125-In. SP
5031
Item
Centrifugal Downblast Roof Exhaust Fan
Adj. 12 3/8"H Roof Curb Stock No.
3C438
Housing Material
Aluminum
Mounting Location
Roof
Motor HP
1/2
Phase
3
Sones @ 0.250-In. SP @ 5 Ft.
9.1
RPM
585
Speed Controllable
No
Sones @ 0.125-In. SP @ 5 Ft.
9.7
Drive Package Included
Yes
Drive Type
Belt Drive
Motor Voltage
208/230/460
CFM @ 0.500-In. SP
3562
Hz
60
Assembled/Unassembled
Unassembled
Includes
Drive Package, NEMA 1 Junction Box
CFM @ 0.625-In. SP
2112
Recommended 12 In. Fixed Curb Item No.
4HX50
Max. BHP
0.55
CFM @ 0.250-In. SP
4666
Sones @ 0.500-In. SP @ 5 Ft.
8.2
Standards
AMCA Sound and Air, UL/cUL 705
Bearing Type
Regreasable Pillow Block
Motor Location
Out of Airstream
Frequency
60 Hz
Resistance Properties
Weather Resistant
Base Shape
Square
Brake Horsepower
11/20 hp
Airflow @ 0.000 in SP
5,371 cfm
Includes Motor
Yes
Exhaust Airflow @ 0.375 in SP
4,195 cfm
Compatible Curb Manufacturer Part Number
2RB80, 2ZV84, 3C438, 4C455, 4HX42, 4HX50
Housing Material Fabrication
Spun
Exhaust Airflow @ 0.000 in SP
5,371 cfm
Motor Enclosure
Open Dripproof
Maximum Fan Speed
585 RPM
Mount Type
Roof Curb
For High-Static Pressure Applications
No
Maximum Static Pressure
5/8 in wc
Exhaust Airflow @ 0.250 in SP
4,666 cfm
Application
Industrial and Commercial Applications
Safety Features
Birdscreen, Windband
Exhaust Airflow @ 0.500 in SP
3,562 cfm
Nameplate Voltage
208-230/460V AC
Maximum Inlet Air Temperature
180 Degrees F
Motor Horsepower
1/2 hp
Electrical Connection
Power Cord
High-Efficiency Motor
No
Assembly
Unassembled
Exhaust Airflow @ 0.125 in SP
5,031 cfm
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure
Motor Speed
1,725 RPM
For Air Type
Clean Air
Current
1.7 to 1.7/0.85 A
Spark Resistant Construction Type
A
Sound Level
10.3 sones @ 0.000 in SP and 5 ft, 7.2 sones @ 0.625 in SP and 5 ft, 8.2 sones @ 0.500 in SP and 5 ft, 8.8 sones @ 0.375 in SP and 5 ft, 9.1 sones @ 0.250 in SP and 5 ft, 9.7 sones @ 0.125 in SP and 5 ft
Includes Drive Package
Yes

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 24 1/2 in, Base Diameter Not Applicable, Base Length 34 in, Base Width 34 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 1/2 hp, Exhaust Airflow @ 0.000 in SP 5,371 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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