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  9. Downblast Vent, Belt Drive, 30-1/2 In
Dayton Downblast Vent, Belt Drive, 30-1/2 In 7A675 - main

Downblast Vent, Belt Drive, 30-1/2 In

  • Mfr # 7A675

  • Zoro # G0446135

product price: $2,892.99
/ea
Item requires special delivery charges. A $170.00 per item surcharge will be applied.

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 #
7A675
Zoro #
G0446135
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
42 in x 42 in
Dimension C
36 in
Dimension A
42 in
Base Length
42 in
Shaft Dia. Wheel End
1 in
Dimension D
8 25/100 in
Wheel Dia.
30 1/2 in
Base Width
42 in
Overall Dia.
50 in
Dimension B
50 in
Base Height
1 3/4 in
Overall Height
37 3/4 in
Base Square Size - Roof Ventilators
42" x 42"
Damper Size
35 x 35 in
Housing Width
50 in
Overall Width
50 in
Overall Diameter
50 in
Wheel Diameter
30 1/2 in
Propeller Shaft Diameter
1 in
Housing Length
50 in
Overall Length
50 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
2 hp
CFM @ 0.000-In. SP
10,772
Speed Controllable
No
CFM @ 0.375-In. SP
9648
CFM @ 0.750-In. SP
8269
CFM @ 0.500-In. SP
9228
Sones @ 0.250-In. SP @ 5 Ft.
17.7
Phase
3
CFM @ 0.125-In. SP
10,425
Adj. 12 3/8"H Roof Curb Stock No.
3C438
Wheel Type
Backward Inclined
Assembled/Unassembled
Unassembled
Adj. 6 3/8"H Roof Curb Stock No.
4c455
Recommended 8 In. Fixed Curb Item No.
4HX43
Recommended 12 In. Fixed Curb Item No.
4HX51
Drive Package Included
Yes
Sones @ 0.125-In. SP @ 5 Ft.
18.2
Max. Inlet Temp.
180 Degrees
Motor Voltage
208/230/460
Motor HP
2
Drive Type
Belt Drive
CFM @ 1.000-In. SP
7025
CFM @ 0.875-In. SP
7699
Includes
Drive Package, NEMA 1 Junction Box
Mounting Location
Roof
CFM @ 0.625-In. SP
8773
Hz
60
Item
Centrifugal Downblast Roof Exhaust Fan
CFM @ 0.250-In. SP
10,060
Max. BHP
2.11
RPM
665
Sones @ 0.500-In. SP @ 5 Ft.
16.8
Agency Compliance
AMCA Sound & Air, UL/cUL 705
Housing Material
Aluminum
Wheel Material
Aluminum
Standards
AMCA Sound and Air, UL/cUL 705
Bearing Type
Regreasable Pillow Block
For High-Static Pressure Applications
No
Frequency
60 Hz
Motor Enclosure
Open Dripproof
Motor Location
Out of Airstream
Exhaust Airflow @ 0.500 in SP
9,228 cfm
Exhaust Airflow @ 0.000 in SP
10,772 cfm
Electrical Connection
Power Cord
Exhaust Airflow @ 0.125 in SP
10,425 cfm
Includes Motor
Yes
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure
Airflow @ 0.000 in SP
10,772 cfm
Maximum Static Pressure
1 in wc
Application
Industrial and Commercial Applications
Maximum Inlet Air Temperature
180 Degrees F
Sound Level
13.7 sones @ 1.000 in SP and 5 ft, 14.8 sones @ 0.875 in SP and 5 ft, 15.7 sones @ 0.750 in SP and 5 ft, 16.3 sones @ 0.625 in SP and 5 ft, 16.8 sones @ 0.500 in SP and 5 ft, 17.2 sones @ 0.375 in SP and 5 ft, 17.7 sones @ 0.250 in SP and 5 ft, 18.2 sones @ 0.125 in SP and 5 ft, 18.8 sones @ 0.000 in SP and 5 ft
Compatible Curb Manufacturer Part Number
2RB81, 2ZV84, 3C438, 4C455, 4HX43, 4HX51
Nameplate Voltage
208-230/460V AC
Resistance Properties
Weather Resistant
For Air Type
Clean Air
Current
6.0 to 5.8/2.9 A
Exhaust Airflow @ 0.250 in SP
10,060 cfm
Housing Material Fabrication
Spun
Brake Horsepower
2 11/100 hp
Motor Speed
1,745 RPM
Assembly
Unassembled
High-Efficiency Motor
No
Safety Features
Birdscreen, Windband
Motor Horsepower
2 hp
Spark Resistant Construction Type
A
Exhaust Airflow @ 0.375 in SP
9,648 cfm
Base Shape
Square
Includes Drive Package
Yes
Mount Type
Roof Curb
Maximum Fan Speed
665 RPM

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 30 1/2 in, Base Diameter Not Applicable, Base Length 42 in, Base Width 42 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 2 hp, Exhaust Airflow @ 0.000 in SP 10,772 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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