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  9. Downblast Vent, Belt Drive, 16-3/4 In
Dayton Downblast Vent, Belt Drive, 16-3/4 In 7AX57 - main

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

  • Mfr # 7AX57

  • Zoro # G2585033

product price: $1,327.99
/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 #
7AX57
Zoro #
G2585033
UPC #
00194484312176
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
22 in x 22 in
Dimension B
28 3/8 in
Overall Dia.
28 3/8 in
Dimension D
4 in
Base Length
22 in
Base Height
1 3/4 in
Overall Height
29 in
Base Square Size - Roof Ventilators
22" x 22"
Dimension C
27 1/4 in
Shaft Dia. Wheel End
3/4 in
Base Width
22 in
Dimension A
22 in
Wheel Dia.
16 3/4 in
Overall Width
28 3/8 in
Housing Width
28.4 in
Wheel Diameter
16 3/4 in
Propeller Shaft Diameter
3/4 in
Overall Length
28 3/8 in
Damper Size
15 x 15 in
Housing Length
28.4 in
Overall Diameter
28 3/8 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
115V AC/208V AC/230V AC
Motor HP - Roof Ventilators
3/4 hp
CFM @ 0.000-In. SP
3692
Drive Package Included
Yes
Max. BHP
0.79
Wheel Type
Backward Inclined
Speed Controllable
No
CFM @ 0.250-In. SP
3422
Drive Type
Belt Drive
Item
Centrifugal Downblast Roof Exhaust Fan
CFM @ 0.125-In. SP
3557
Sones @ 0.250-In. SP @ 5 Ft.
17.0
Assembled/Unassembled
Unassembled
Agency Compliance
AMCA Sound & Air, UL/cUL 705
RPM
1250
Motor HP
3/4
CFM @ 0.375-In. SP
3289
CFM @ 0.500-In. SP
3149
Recommended 12 In. Fixed Curb Item No.
2RB76
Hz
60
CFM @ 0.875-In. SP
2658
Adj. 12 3/8"H Roof Curb Stock No.
2ZV82
Includes
NEMA 1 Junction Box
Motor Voltage
115/208/230
Sones @ 0.500-In. SP @ 5 Ft.
16.3
Phase
1
CFM @ 1.000-In. SP
2444
CFM @ 0.750-In. SP
2838
Max. Inlet Temp.
180 Degrees
Mounting Location
Roof
Housing Material
Aluminum
CFM @ 0.625-In. SP
2997
Wheel Material
Aluminum
Sones @ 0.125-In. SP @ 5 Ft.
17.4
Bearing Type
Sealed Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Exhaust Airflow @ 0.250 in SP
3,422 cfm
Current
11.6/5.9 to 5.8 A
High-Efficiency Motor
No
Mount Type
Roof Curb
Airflow @ 0.000 in SP
3,692 cfm
For High-Static Pressure Applications
No
Motor Speed
1,725 RPM
Exhaust Airflow @ 0.000 in SP
3,692 cfm
Motor Enclosure
Open Dripproof
Exhaust Airflow @ 0.375 in SP
3,289 cfm
Electrical Connection
Power Cord
Safety Features
Birdscreen, Windband
For Air Type
Clean Air
Exhaust Airflow @ 0.500 in SP
3,149 cfm
Exhaust Airflow @ 0.125 in SP
3,557 cfm
Features
Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Fully Rolled Windband Bead for Increased Stability and Easy Transport, Nonoverloading Centrifugal Wheel Design
Assembly
Unassembled
Nameplate Voltage
115/208-230V AC
Includes Drive Package
Yes
Resistance Properties
Weather Resistant
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
Includes Motor
Yes
Maximum Fan Speed
1,250 RPM
Motor Horsepower
3/4 hp
Spark Resistant Construction Type
A
Housing Material Fabrication
Spun
Application
Industrial and Commercial Applications
Maximum Static Pressure
1 in wc
Brake Horsepower
79/100 hp
Compatible Curb Manufacturer Part Number
2RB76, 2ZV82
Base Shape
Square
Frequency
60 Hz
Maximum Inlet Air Temperature
180 Degrees F
Motor Location
Out of Airstream

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 16 3/4 in, Base Diameter Not Applicable, Base Length 22 in, Base Width 22 in, Base Shape Square, Nameplate Voltage 115/208-230V AC, Phase 1, 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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