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  9. Downblast Vent, Belt Drive, 18-1/2 In
Dayton Downblast Vent, Belt Drive, 18-1/2 In 7A564 - main

Downblast Vent, Belt Drive, 18-1/2 In

  • Mfr # 7A564

  • Zoro # G2558683

product price: $1,787.99
/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 #
7A564
Zoro #
G2558683
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
30 in x 30 in
Base Height
1 3/4 in
Shaft Dia. Wheel End
3/4 in
Dimension B
35 1/2 in
Base Square Size - Roof Ventilators
30" x 30"
Wheel Dia.
18 1/2 in
Dimension D
5 1/2 in
Base Length
30 in
Base Width
30 in
Overall Height
36 1/8 in
Dimension C
34 3/8 in
Overall Dia.
35 1/2 in
Dimension A
30 in
Overall Width
35 1/2 in
Housing Length
35.5 in
Overall Length
35 1/2 in
Housing Width
35.5 in
Propeller Shaft Diameter
3/4 in
Damper Size
23 x 23 in
Overall Diameter
35 1/2 in
Wheel Diameter
18 1/2 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
115V AC/208V AC/230V AC
Motor HP - Roof Ventilators
1/2 hp
CFM @ 0.000-In. SP
3655
Wheel Type
Backward Inclined
CFM @ 0.375-In. SP
3234
Recommended 12 In. Fixed Curb Item No.
4HX49
Sones @ 0.250-In. SP @ 5 Ft.
12.0
Max. BHP
0.54
Recommended 8 In. Fixed Curb Item No.
4HX41
CFM @ 0.500-In. SP
3052
Drive Type
Belt Drive
Includes
Drive Package, NEMA 1 Junction Box
Hz
60
Adj. 6 3/8"H Roof Curb Stock No.
4c454
Adj. 12 3/8"H Roof Curb Stock No.
3C437
Phase
1
Sones @ 0.125-In. SP @ 5 Ft.
12.8
CFM @ 0.250-In. SP
3388
CFM @ 0.125-In. SP
3527
Motor Voltage
115/208/230
Max. Inlet Temp.
180 Degrees
Agency Compliance
AMCA Sound & Air, UL/cUL 705
CFM @ 0.875-In. SP
2272
Assembled/Unassembled
Unassembled
RPM
940
Housing Material
Aluminum
Mounting Location
Roof
CFM @ 0.625-In. SP
2844
Drive Package Included
Yes
Item
Centrifugal Downblast Roof Exhaust Fan
Motor HP
1/2
Speed Controllable
No
Wheel Material
Aluminum
Sones @ 0.500-In. SP @ 5 Ft.
11.1
CFM @ 0.750-In. SP
2601
Bearing Type
Regreasable Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Maximum Fan Speed
940 RPM
Maximum Static Pressure
7/8 in wc
Electrical Connection
Power Cord
Housing Material Fabrication
Spun
Exhaust Airflow @ 0.125 in SP
3,527 cfm
For High-Static Pressure Applications
No
High-Efficiency Motor
No
Brake Horsepower
27/50 hp
Sound Level
10.3 sones @ 0.750 in SP and 5 ft, 10.6 sones @ 0.625 in SP and 5 ft, 11.1 sones @ 0.500 in SP and 5 ft, 11.4 sones @ 0.375 in SP and 5 ft, 12.0 sones @ 0.250 in SP and 5 ft, 12.7 sones @ 0.000 in SP and 5 ft, 12.8 sones @ 0.125 in SP and 5 ft, 9.8 sones @ 0.875 in SP and 5 ft
Safety Features
Birdscreen, Windband
Motor Location
Out of Airstream
Base Shape
Square
Compatible Curb Manufacturer Part Number
2RB79, 2ZV83, 3C437, 4C454, 4HX41, 4HX49
Resistance Properties
Weather Resistant
Exhaust Airflow @ 0.375 in SP
3,234 cfm
Exhaust Airflow @ 0.250 in SP
3,388 cfm
Spark Resistant Construction Type
A
Exhaust Airflow @ 0.000 in SP
3,655 cfm
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure
Maximum Inlet Air Temperature
180 Degrees F
Exhaust Airflow @ 0.500 in SP
3,052 cfm
Assembly
Unassembled
Includes Motor
Yes
Frequency
60 Hz
Application
Industrial and Commercial Applications
Motor Enclosure
Open Dripproof
Airflow @ 0.000 in SP
3,655 cfm
Current
7.6/3.7 to 3.8 A
Motor Speed
1,725 RPM
Motor Horsepower
1/2 hp
For Air Type
Clean Air
Nameplate Voltage
115/208-230V AC
Mount Type
Roof Curb
Includes Drive Package
Yes

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 18 1/2 in, Base Diameter Not Applicable, Base Length 30 in, Base Width 30 in, Base Shape Square, Nameplate Voltage 115/208-230V AC, Phase 1, Motor Horsepower 1/2 hp, Exhaust Airflow @ 0.000 in SP 3,655 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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