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  9. Upblast Vent, 16-1/2 In, 208-230/460V
Dayton Upblast Vent, 16-1/2 In, 208-230/460V 7AX21 - main

Upblast Vent, 16-1/2 In, 208-230/460V

  • Mfr # 7AX21

  • Zoro # G2584762

product price: $1,585.99
/ea
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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 #
7AX21
Zoro #
G2584762
UPC #
00194484311834
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
22 in x 22 in
Recommended Damper Size (In.)
15 x 15
Base Square Size - Roof Ventilators
22" x 22"
Base Width
22 in
Wheel Dia.
16 1/2 in
Base Height
1.8 in
Dimension B
28 7/8 in
Dimension C
26 3/8 in
Shaft Dia. Wheel End
3/4 in
Dimension A
22 in
Base Length
22 in
Overall Height
28 1/8 in
Overall Dia.
28 7/8 in
Dimension D
19 3/8 in
Overall Diameter
28 7/8 in
Propeller Shaft Diameter
3/4 in
Housing Length
50 in
Housing Width
50 in
Damper Size
15 x 15 in
Wheel Diameter
16 1/2 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
1/2 hp
CFM @ 0.000-In. SP
3191
CFM @ 0.375-In. SP
2796
Adj. 12 3/8"H Roof Curb Stock No.
2ZV82
Housing Material
Aluminum
Item
Centrifugal Upblast Roof Exhaust Fan
Mounting Location
Roof
CFM @ 0.250-In. SP
2941
Speed Controllable
No
Requires
Roof Curb for New Installation
Wheel Material
Aluminum
Includes
Drive Package, NEMA 1 Junction Box
Recommended 12 In. Fixed Curb Item No.
2RB76
Recommended Damper Stock No.
4HX65
CFM @ 0.125-In. SP
3072
Max. BHP
0.54
Fixed UL 762 Kitchen Roof Curb Stock No.
4HX55
CFM @ 0.625-In. SP
2475
RPM
1110
CFM @ 0.750-In. SP
2297
Standards
AMCA Sound and Air, UL/cUL 762
CFM @ 0.875-In. SP
2094
Max. Inlet Temp.
300 Degrees F
Sones @ 0.250-In. SP @ 5 Ft.
14.2
Bearing Type
Sealed Pillow Block
Hz
60
Assembled/Unassembled
Unassembled
Drive Package Included
Yes
Sones @ 0.500-In. SP @ 5 Ft.
13.5
Drive Type
Belt Drive
Motor HP
1/2
Adj. UL 762 Kitchen Roof Curb Stock No.
4HX61
Motor Voltage
208/230/460
CFM @ 0.500-In. SP
2641
Sones @ 0.125-In. SP @ 5 Ft.
14.6
Phase
3
CFM @ 1.000-In. SP
1770
For High-Static Pressure Applications
No
Motor Enclosure
Open Dripproof
Exhaust Airflow @ 0.375 in SP
2,796 cfm
Sound Level
12.2 sones @ 1.000 in SP, 12.6 sones @ 0.875 in SP, 12.9 sones @ 0.750 in SP, 13.1 sones @ 0.625 in SP, 13.5 sones @ 0.500 in SP, 13.8 sones @ 0.375 in SP, 14.2 sones @ 0.250 in SP, 14.6 sones @ 0.125 in SP, 15.0 sones @ 0.000 in SP
Brake Horsepower
27/50 hp
Includes Drive Package
Yes
Assembly
Unassembled
Base Shape
Square
Motor Horsepower
1/2 hp
Exhaust Airflow @ 0.000 in SP
3,191 cfm
Exhaust Airflow @ 0.500 in SP
2,641 cfm
Exhaust Airflow @ 0.250 in SP
2,941 cfm
Maximum Static Pressure
1 in wc
Maximum Fan Speed
1,110 RPM
Nameplate Voltage
208-230/460V AC
Airflow @ 0.000 in SP
3,191 cfm
Mount Type
Roof Curb
For Air Type
Kitchen Air
High-Efficiency Motor
No
Application
Industrial and Commercial Buildings, Restaurants, Schools
Current
1.7 to 1.7/0.85 A
Maximum Inlet Air Temperature
300 Degrees F
Exhaust Airflow @ 0.125 in SP
3,072 cfm
Wheel Type
Backward Inclined
Features
Air Handling Quality Bearings Meet Minimum of L10-100,000 Hours, Nonoverloading Centrifugal Wheel Design
Motor Speed
1,110 RPM
Frequency
60 Hz
Safety Features
Fully Rolled Windband
Motor Location
Out of Airstream
Includes Motor
Yes
Housing Material Fabrication
Spun

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 22 in, Base Length 22 in, Base Shape Square, Maximum Static Pressure 1 in wc, Exhaust Airflow @ 0.000 in SP 3,191 cfm, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 1/2 hp, Assembly Unassembled, Number of Speeds 1, Housing Material Aluminum, Wheel Material Aluminum

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