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  9. Severe Duty Vent, 21-1/4 In, 208-230/460V
Dayton Severe Duty Vent, 21-1/4 In, 208-230/460V 7YR79 - main

Severe Duty Vent, 21-1/4 In, 208-230/460V

  • Mfr # 7YR79

  • Zoro # G2080556

product price: $3,979.99
/ea
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Key Features

Item - Roof Ventilators
Upblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Severe
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
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Specifications

Product Information

MFR #
7YR79
Zoro #
G2080556
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
29 1/8 in x 29 1/8 in
Dimension C
34 in
Wheel Dia.
21 1/4 in
Dimension B
35 3/8 in
Dimension A
29 1/8 in
Dimension D
21 in
Base Height
6.3 in
Overall Height
40 1/4 in
Base Length
29 1/8 in
Shaft Dia. Wheel End
1 in
Overall Dia.
35 3/8 in
Base Square Size - Roof Ventilators
29-1/8" x 29-1/8"
Base Width
29 1/8 in
Damper Size
23 x 23 in
Housing Length
35.4 in
Wheel Diameter
21 1/4 in
Propeller Shaft Diameter
1 in
Housing Width
35.4 in
Overall Diameter
35 3/8 in

Details

Item - Roof Ventilators
Upblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Severe
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
6806
CFM @ 1.000-In. SP
5350
CFM @ 1.500-In. SP
4289
Bearing Type
Regreasable Pillow Block
Assembled/Unassembled
Unassembled
Sones @ 0.250-In. SP @ 5 Ft.
23
Drive Type
Belt Drive
Mounting Location
Roof
CFM @ 0.625-In. SP
5933
Sones @ 0.500-In. SP @ 5 Ft.
22
Speed Controllable
No
Max. Operating Amps
6.1-5.5/2.8
Housing Material
Steel
Item
Centrifugal Upblast Roof Exhaust Fan
Motor Voltage
208/230/460
Drive Package Included
Yes
Standards
AMCA Sound and Air, UL/cUL 762
Wheel Material
Steel
CFM @ 0.500-In. SP
6108
Phase
3
Max. Inlet Temp.
400 Degrees F
Max. BHP
2.09
Includes
Clean Out Port, Drive Package, Heat Baffle, Hinged Base, NEMA 1 Junction Box
CFM @ 1.250-In. SP
4892
CFM @ 0.750-In. SP
5748
CFM @ 0.875-In. SP
5562
CFM @ 0.375-In. SP
6279
RPM
1210
CFM @ 0.125-In. SP
6628
Requires
Roof Curb for New Installations
CFM @ 1.75-In. SP
3365
Fixed Severe Duty 24"H Roof Curb Item No.
2EUG9
Sones @ 0.125-In. SP @ 5 Ft.
24
Hz
60
CFM @ 0.250-In. SP
6451
Motor HP
2
Wheel Type
Backward Inclined
Current
6.0 to 5.8/2.9 A
Exhaust Airflow @ 0.125 in SP
6,628 cfm
Includes Motor
Yes
Exhaust Airflow @ 0.500 in SP
6,108 cfm
Housing Color
Gray
Sound Level
19.7 sones @ 1.500 in SP and 5 ft, 19.8 sones @ 1.250 in SP and 5 ft, 21.0 sones @ 0.750 in SP and 5 ft, 21.0 sones @ 0.875 in SP and 5 ft, 21.0 sones @ 1.000 in SP and 5 ft, 21.0 sones @ 1.750 in SP and 5 ft, 22.0 sones @ 0.500 in SP and 5 ft, 22.0 sones @ 0.625 in SP and 5 ft, 23.0 sones @ 0.250 in SP and 5 ft, 23.0 sones @ 0.375 in SP and 5 ft, 24.0 sones @ 0.125 in SP and 5 ft, 25.0 sones @ 0.000 in SP and 5 ft
High-Efficiency Motor
No
Brake Horsepower
2 9/100 hp
Frequency
60 Hz
Exhaust Airflow @ 0.250 in SP
6,451 cfm
Mount Type
Roof Curb
Motor Enclosure
Open Dripproof
Exhaust Airflow @ 0.375 in SP
6,279 cfm
Exhaust Airflow @ 0.000 in SP
6,806 cfm
Airflow @ 0.000 in SP
6,806 cfm
Maximum Fan Speed
1,210 RPM
Features
Clean Out Port Provides Easy Wheel Access, Heat Baffle Provides Longer Motor Life
Assembly
Unassembled
Motor Speed
1,210 RPM
For High-Static Pressure Applications
No
Base Shape
Square
Safety Features
Windband
Maximum Inlet Air Temperature
400 Degrees F
Maximum Static Pressure
1 3/4 in wc
Housing Finish
Polyester Coated
Includes Drive Package
Yes
Nameplate Voltage
208-230/460V AC
Motor Location
Out of Airstream
Motor Horsepower
2 hp
Application
Kitchens
For Air Type
Kitchen Air
Spark Resistant Construction Type
A
Resistance Properties
Spark Resistant
Electrical Connection
Power Cord
Wheel Finish
Nonstick Coated

Description

Centrifugal Upblast Roof Exhaust Fan, Application Kitchens, Drive Type Belt Drive, For Air Type Kitchen Air, Base Diameter Not Applicable, Base Width 29 1/8 in, Base Length 29 1/8 in, Base Shape Square, Maximum Static Pressure 1 3/4 in wc, Exhaust Airflow @ 0.000 in SP 6,806 cfm, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 2 hp, Assembly Unassembled, Number of Speeds 1, Housing Material Steel, Wheel Material Steel, High-Efficiency Motor No

Restrictions

This item has been restricted from sale in the following states: CA

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