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  9. Upblast Vent, 24-1/2 In, 208-230/460V
Dayton Upblast Vent, 24-1/2 In, 208-230/460V 7D491 - main

Upblast Vent, 24-1/2 In, 208-230/460V

  • Mfr # 7D491

  • Zoro # G2191323

product price: $2,242.99
/ea
Item requires special delivery charges. A $175.00 per item surcharge will be applied.

Key Features

Item - Roof Ventilators
Upblast 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 #
7D491
Zoro #
G2191323
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
34 in x 34 in
Dimension D
25 1/2 in
Shaft Dia. Wheel End
1 in
Base Width
34 in
Recommended Damper Size (In.)
27 x 27
Overall Dia.
42 3/4 in
Dimension A
34 in
Dimension B
42 3/4 in
Base Length
34 in
Dimension C
39 1/2 in
Wheel Dia.
24 1/2 in
Overall Height
41 1/4 in
Base Height
1.8 in
Base Square Size - Roof Ventilators
34" x 34"
Damper Size
27 x 27 in
Housing Width
42.8 in
Propeller Shaft Diameter
1 in
Wheel Diameter
24 1/2 in
Housing Length
42.8 in
Overall Diameter
42 3/4 in

Details

Item - Roof Ventilators
Upblast 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
3 hp
CFM @ 0.000-In. SP
9519
CFM @ 1.250-In. SP
7253
CFM @ 0.875-In. SP
8005
CFM @ 1.75-In. SP
6005
Item
Centrifugal Upblast Roof Exhaust Fan
Drive Type
Belt Drive
Hz
60
RPM
1050
CFM @ 0.250-In. SP
9107
Sones @ 0.125-In. SP @ 5 Ft.
31
CFM @ 1.500-In. SP
6672
Adj. 12 3/8"H Roof Curb Stock No.
2ZV84
CFM @ 0.750-In. SP
8267
Speed Controllable
No
Drive Package Included
Yes
Phase
3
Recommended Damper Stock No.
4HX68
CFM @ 0.375-In. SP
8941
Recommended 8 In. Fixed Curb Item No.
4HX42
Includes
Drive Package, NEMA 1 Junction Box
Max. Inlet Temp.
300 Degrees F
Recommended 12 In. Fixed Curb Item No.
2RB80
Wheel Material
Aluminum
Motor Voltage
208/230/460
Assembled/Unassembled
Unassembled
Fixed UL 762 Kitchen Roof Curb Stock No.
4HX58
Mounting Location
Roof
Max. BHP
3.00
Bearing Type
Regreasable Pillow Block
CFM @ 0.125-In. SP
9309
CFM @ 0.625-In. SP
8534
Sones @ 0.500-In. SP @ 5 Ft.
30
Adj. UL 762 Kitchen Roof Curb Stock No.
4HX63
CFM @ 1.000-In. SP
7766
Standards
AMCA Sound and Air, UL/cUL 762
Sones @ 0.250-In. SP @ 5 Ft.
31
Housing Material
Aluminum
Motor HP
3
Requires
Roof Curb for New Installation
CFM @ 0.500-In. SP
8775
Wheel Type
Backward Inclined
Brake Horsepower
3 hp
Assembly
Unassembled
Maximum Fan Speed
1,050 RPM
Nameplate Voltage
208-230/460V AC
Features
Air Handling Quality Bearings Meet Minimum of L10-1,00,000 Hours, Leakproof, Nonoverloading Centrifugal Wheel Design
Housing Material Fabrication
Spun
Current
8.4 to 8.0/4.0 A
Exhaust Airflow @ 0.125 in SP
9,309 cfm
Exhaust Airflow @ 0.000 in SP
9,519 cfm
Resistance Properties
Spark Resistant
Electrical Connection
Power Cord
Application
Industrial and Commercial Buildings, Restaurants, Schools
Exhaust Airflow @ 0.375 in SP
8,941 cfm
Airflow @ 0.000 in SP
9,519 cfm
Motor Location
Out of Airstream
High-Efficiency Motor
No
Safety Features
Fully Rolled Windband
Exhaust Airflow @ 0.250 in SP
9,107 cfm
Motor Speed
1,050 RPM
For High-Static Pressure Applications
No
Maximum Inlet Air Temperature
300 Degrees F
Includes Motor
Yes
Maximum Static Pressure
1 3/4 in wc
Frequency
60 Hz
Motor Horsepower
3 hp
Includes Drive Package
Yes
Base Shape
Square
Spark Resistant Construction Type
A
Sound Level
22.0 sones @ 1.750 in SP and 5 ft, 23.0 sones @ 1.500 in SP and 5 ft, 24.0 sones @ 1.250 in SP and 5 ft, 25.0 sones @ 1.000 in SP and 5 ft, 26.0 sones @ 0.875 in SP and 5 ft, 28.0 sones @ 0.750 in SP and 5 ft, 29.0 sones @ 0.625 in SP and 5 ft, 30.0 sones @ 0.500 in SP and 5 ft, 31.0 sones @ 0.000 in SP and 5 ft, 31.0 sones @ 0.125 in SP and 5 ft, 31.0 sones @ 0.250 in SP and 5 ft, 31.0 sones @ 0.375 in SP and 5 ft
Exhaust Airflow @ 0.500 in SP
8,775 cfm
For Air Type
Kitchen Air
Motor Enclosure
Open Dripproof
Mount Type
Roof Curb

Description

Centrifugal Upblast Roof Exhaust Fan, Application Industrial and Commercial Buildings, Restaurants, Schools, Drive Type Belt Drive, For Air Type Kitchen Air, Base Diameter Not Applicable, Base Width 34 in, Base Length 34 in, Base Shape Square, Maximum Static Pressure 1 3/4 in wc, Exhaust Airflow @ 0.000 in SP 9,519 cfm, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 3 hp, Assembly Unassembled, Number of Speeds 1, Housing Material Aluminum, Wheel Material Aluminum

Restrictions

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

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