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  9. Downblast Vent, Belt Drive, 50 In
Dayton Downblast Vent, Belt Drive, 50 In 7A686 - main

Downblast Vent, Belt Drive, 50 In

  • Mfr # 7A686

  • Zoro # G2071991

product price: $7,450.99
/ea
Item requires special delivery charges. A $250.00 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 #
7A686
Zoro #
G2071991
UPC #
00799471519479
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
64 in x 64 in
Dimension D
14 5/10 in
Wheel Dia.
50 in
Base Square Size - Roof Ventilators
64" x 64"
Base Length
64 in
Shaft Dia. Wheel End
1 1/4 in
Overall Height
52 1/2 in
Dimension C
50 75/100 in
Dimension A
64 in
Overall Dia.
83 in
Base Width
64 in
Base Height
1 3/4 in
Dimension B
83 in
Wheel Diameter
50 in
Housing Width
83 in
Damper Size
50 x 50 in
Overall Width
83 in
Housing Length
83 in
Overall Diameter
83 in
Overall Length
83 in
Propeller Shaft Diameter
1 1/4 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
2 hp
CFM @ 0.000-In. SP
21,677
Mounting Location
Roof
Adj. 12 3/8"H Roof Curb Stock No.
1VN43
Hz
60
Motor HP
2
Includes
Drive Package, NEMA 1 Junction Box
RPM
269
Adj. 6 3/8"H Roof Curb Stock No.
3C216
CFM @ 0.125-In. SP
19,873
Sones @ 0.250-In. SP @ 5 Ft.
13.2
Sones @ 0.125-In. SP @ 5 Ft.
13.8
Recommended 12 In. Fixed Curb Item No.
4YY77
Housing Material
Aluminum
Motor Voltage
208/230/460
Wheel Material
Aluminum
CFM @ 0.250-In. SP
17,857
Phase
3
Assembled/Unassembled
Unassembled
Agency Compliance
AMCA Sound & Air, UL/cUL 705
Drive Type
Belt Drive
Max. Inlet Temp.
180 Degrees
Max. BHP
2.08
Drive Package Included
Yes
Recommended 8 In. Fixed Curb Item No.
4YY76
Wheel Type
Backward Inclined
Speed Controllable
No
CFM @ 0.375-In. SP
15,752
Item
Centrifugal Downblast Roof Exhaust Fan
Bearing Type
Regreasable Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Assembly
Unassembled
Includes Drive Package
Yes
Application
Industrial and Commercial Applications
Resistance Properties
Weather Resistant
Airflow @ 0.000 in SP
21,677 cfm
Exhaust Airflow @ 0.125 in SP
19,873 cfm
Compatible Curb Manufacturer Part Number
1VN43, 2RB83, 2ZV87, 4YY76, 4YY77
Exhaust Airflow @ 0.000 in SP
21,677 cfm
Sound Level
12.7 sones @ 0.375 in SP and 5 ft, 13.2 sones @ 0.250 in SP and 5 ft, 13.8 sones @ 0.125 in SP and 5 ft, 14.3 sones @ 0.000 in SP and 5 ft
Base Shape
Square
Features
Fully Rolled Windband Bead for Increased Stability and Easy Transport, Nema 1 Junction Box Located in Motor Enclosure
Safety Features
Birdscreen, Windband
Frequency
60 Hz
Brake Horsepower
2 2/25 hp
Motor Speed
1,745 RPM
Maximum Inlet Air Temperature
180 Degrees F
Mount Type
Roof Curb
Housing Material Fabrication
Spun
Includes Motor
Yes
Maximum Fan Speed
269 RPM
Maximum Static Pressure
3/8 in wc
Nameplate Voltage
208-230/460V AC
Motor Horsepower
2 hp
For Air Type
Clean Air
For High-Static Pressure Applications
No
Current
6.0 to 5.8/2.9 A
Motor Enclosure
Open Dripproof
Exhaust Airflow @ 0.250 in SP
17,857 cfm
Motor Location
Out of Airstream
High-Efficiency Motor
No
Exhaust Airflow @ 0.375 in SP
15,752 cfm
Electrical Connection
Power Cord

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 50 in, Base Diameter Not Applicable, Base Length 64 in, Base Width 64 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 2 hp, Exhaust Airflow @ 0.000 in SP 21,677 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, Maximum Static Pressure 3/8 in wc

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