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  9. Downblast Vent, Belt Drive, 50 In
Dayton Downblast Vent, Belt Drive, 50 In 7YR34 - main

Downblast Vent, Belt Drive, 50 In

  • Mfr # 7YR34

  • Zoro # G0867596

product price: $8,151.99
/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 #
7YR34
Zoro #
G0867596
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
64 in x 64 in
Base Length
64 in
Overall Height
52 1/2 in
Dimension B
83 in
Dimension A
64 in
Dimension D
14 1/2 in
Base Square Size - Roof Ventilators
64" x 64"
Overall Dia.
83 in
Base Width
64 in
Wheel Dia.
50 in
Shaft Dia. Wheel End
1 1/4 in
Base Height
1 3/4 in
Dimension C
50 3/4 in
Propeller Shaft Diameter
1 1/4 in
Overall Width
83 in
Wheel Diameter
50 in
Housing Width
83 in
Damper Size
50 x 50 in
Overall Length
83 in
Overall Diameter
83 in
Housing Length
83 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
10 hp
CFM @ 0.000-In. SP
37,068
Max. Operating Amps
26.7-24.2/12.1
Motor HP
10
CFM @ 0.375-In. SP
33,900
CFM @ 0.750-In. SP
30,342
Sones @ 0.250-In. SP @ 5 Ft.
32
Hz
60
CFM @ 0.500-In. SP
32,805
Wheel Type
Backward Inclined
Adj. 12 3/8"H Roof Curb Stock No.
1VN43 or 2ZV87
Mounting Location
Roof
CFM @ 0.125-In. SP
36,030
CFM @ 1.000-In. SP
27,917
Max. Inlet Temp.
180 Degrees
Phase
3
Drive Type
Belt Drive
Sones @ 0.125-In. SP @ 5 Ft.
32
Assembled/Unassembled
Unassembled
CFM @ 0.625-In. SP
31,625
Includes
Drive Package, NEMA 1 Junction Box
CFM @ 1.250-In. SP
25,310
Housing Material
Aluminum
Item
Centrifugal Downblast Roof Exhaust Fan
Motor Voltage
208/230/460
CFM @ 0.875-In. SP
29,127
Drive Package Included
Yes
RPM
460
Max. BHP
10.26
CFM @ 0.250-In. SP
34,991
Recommended 8 In. Fixed Curb Item No.
4YY76
Agency Compliance
AMCA Sound & Air, UL/cUL 705
Wheel Material
Aluminum
Recommended 12 In. Fixed Curb Item No.
2RB83 or 4YY77
Speed Controllable
No
Sones @ 0.500-In. SP @ 5 Ft.
32
Bearing Type
Regreasable Pillow Block
Standards
AMCA Sound and Air, UL/cUL 705
Brake Horsepower
10 13/50 hp
Motor Location
Out of Airstream
Includes Motor
Yes
Exhaust Airflow @ 0.250 in SP
34,991 cfm
Compatible Curb Manufacturer Part Number
1VN43, 2RB83, 2ZV87, 4YY76, 4YY77
Safety Features
Birdscreen, Windband
Exhaust Airflow @ 0.125 in SP
36,030 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
Maximum Inlet Air Temperature
180 Degrees F
For Air Type
Clean Air
Airflow @ 0.000 in SP
37,068 cfm
Maximum Static Pressure
1 1/4 in wc
Exhaust Airflow @ 0.000 in SP
37,068 cfm
Nameplate Voltage
208-230/460V AC
High-Efficiency Motor
No
Maximum Fan Speed
460 RPM
Resistance Properties
Weather Resistant
Current
27.4 to 24.8/12.4 A
Electrical Connection
Power Cord
Motor Enclosure
Open Dripproof
Exhaust Airflow @ 0.375 in SP
33,900 cfm
Includes Drive Package
Yes
Motor Speed
1,770 RPM
Mount Type
Roof Curb
Sound Level
27.0 sones @ 1.250 in SP and 5 ft, 28.0 sones @ 1.000 in SP and 5 ft, 29.0 sones @ 0.875 in SP and 5 ft, 30.0 sones @ 0.750 in SP and 5 ft, 31.0 sones @ 0.625 in SP and 5 ft, 32.0 sones @ 0.000 in SP and 5 ft, 32.0 sones @ 0.125 in SP and 5 ft, 32.0 sones @ 0.250 in SP and 5 ft, 32.0 sones @ 0.375 in SP and 5 ft, 32.0 sones @ 0.500 in SP and 5 ft
For High-Static Pressure Applications
No
Exhaust Airflow @ 0.500 in SP
32,805 cfm
Base Shape
Square
Application
Industrial and Commercial Applications
Spark Resistant Construction Type
A
Motor Horsepower
10 hp
Housing Material Fabrication
Spun
Frequency
60 Hz

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 10 hp, Exhaust Airflow @ 0.000 in SP 37,068 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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