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  9. Downblast Vent, Belt Drive, 16-3/4 In
Dayton Downblast Vent, Belt Drive, 16-3/4 In 7A654 - main

Downblast Vent, Belt Drive, 16-3/4 In

  • Mfr # 7A654

  • Zoro # G1327837

product price: $1,550.99
/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 #
7A654
Zoro #
G1327837
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
26 in x 26 in
Dimension A
26 in
Base Height
1 3/4 in
Dimension D
4 in
Dimension B
28 3/8 in
Overall Dia.
28 3/8 in
Overall Height
29 in
Shaft Dia. Wheel End
3/4 in
Base Width
26 in
Base Length
26 in
Base Square Size - Roof Ventilators
26" x 26"
Wheel Dia.
16 3/4 in
Dimension C
27 1/4 in
Overall Diameter
28 3/8 in
Overall Width
28 3/8 in
Damper Size
19 x 19 in
Propeller Shaft Diameter
3/4 in
Housing Width
28.4 in
Housing Length
28.4 in
Overall Length
28 3/8 in
Wheel Diameter
16 3/4 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
3/4 hp
CFM @ 0.000-In. SP
3692
CFM @ 0.250-In. SP
3422
CFM @ 0.750-In. SP
2838
Includes
Drive Package, NEMA 1 Junction Box
CFM @ 0.875-In. SP
2658
Max. BHP
0.79
Mounting Location
Roof
Max. Inlet Temp.
180 Degrees
RPM
1250
Sones @ 0.250-In. SP @ 5 Ft.
17.0
Wheel Material
Aluminum
Phase
3
Wheel Type
Backward Inclined
Motor HP
3/4
Sones @ 0.125-In. SP @ 5 Ft.
17.4
Sones @ 0.500-In. SP @ 5 Ft.
16.3
Drive Package Included
Yes
Motor Voltage
208/230/460
Assembled/Unassembled
Unassembled
Adj. 12 3/8"H Roof Curb Stock No.
3C437
Drive Type
Belt Drive
Adj. 6 3/8"H Roof Curb Stock No.
4c454
Item
Centrifugal Downblast Roof Exhaust Fan
Recommended 8 In. Fixed Curb Item No.
4HX40
CFM @ 0.625-In. SP
2997
Agency Compliance
AMCA Sound & Air, UL/cUL 705
Hz
60
Speed Controllable
No
CFM @ 1.000-In. SP
2444
Recommended 12 In. Fixed Curb Item No.
4HX48
Housing Material
Aluminum
CFM @ 0.500-In. SP
3149
CFM @ 0.125-In. SP
3557
CFM @ 0.375-In. SP
3289
Bearing Type
Sealed Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Maximum Fan Speed
1,250 RPM
Airflow @ 0.000 in SP
3,692 cfm
Compatible Curb Manufacturer Part Number
2RB77, 2ZV83, 3C437, 4C454, 4HX40, 4HX48
Application
Industrial and Commercial Applications
Exhaust Airflow @ 0.375 in SP
3,289 cfm
Includes Drive Package
Yes
Safety Features
Birdscreen, Windband
Exhaust Airflow @ 0.500 in SP
3,149 cfm
Maximum Inlet Air Temperature
180 Degrees F
Housing Material Fabrication
Spun
Mount Type
Roof Curb
Motor Location
Out of Airstream
Motor Horsepower
3/4 hp
Brake Horsepower
79/100 hp
Nameplate Voltage
208-230/440V AC
Base Shape
Square
Motor Enclosure
Open Dripproof
Electrical Connection
Power Cord
Sound Level
14.9 sones @ 1.000 in SP and 5 ft, 15.2 sones @ 0.875 in SP and 5 ft, 15.6 sones @ 0.750 in SP and 5 ft, 16.0 sones @ 0.625 in SP and 5 ft, 16.3 sones @ 0.500 in SP and 5 ft, 16.6 sones @ 0.375 in SP and 5 ft, 17.0 sones @ 0.250 in SP and 5 ft, 17.4 sones @ 0.125 in SP and 5 ft, 17.9 sones @ 0.000 in SP and 5 ft
Frequency
60 Hz
Resistance Properties
Weather Resistant
For Air Type
Clean Air
Maximum Static Pressure
1 in wc
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure
Assembly
Unassembled
Exhaust Airflow @ 0.000 in SP
3,692 cfm
Exhaust Airflow @ 0.125 in SP
3,557 cfm
Exhaust Airflow @ 0.250 in SP
3,422 cfm
For High-Static Pressure Applications
No
High-Efficiency Motor
No
Spark Resistant Construction Type
A
Includes Motor
Yes

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 16 3/4 in, Base Diameter Not Applicable, Base Length 26 in, Base Width 26 in, Base Shape Square, Nameplate Voltage 208-230/440V AC, Phase 3, Motor Horsepower 3/4 hp, Exhaust Airflow @ 0.000 in SP 3,692 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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