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Dayton

Downblast Vent, Direct Drive, 16-3/4 In

product price: $1,252.99
/ea
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Key Features

  • Drive Package With Motor Included Yes
  • Duty Rating - Roof Ventilators Standard
  • Drive Type - Roof Ventilators Direct Drive
  • Mounting Location - Roof Ventilators Roof
  • Number of Speeds 1
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Product Information

Dimensions

Base Size - Roof Ventilators 26 in x 26 in
Dimension B 28 3/8 in
Dimension A 26 in
Base Length 26 in
Overall Height 25 1/2 in
Base Width 26 in
Base Square Size - Roof Ventilators 26" x 26"
Shaft Dia. Wheel End 1/2 in
Dimension D 4 in
Wheel Dia. 16 3/4 in
Overall Dia. 28 3/8 in
Base Height 1 3/4 in
Dimension C 23 3/4 in
Overall Width 28 3/8 in
Overall Length 28 3/8 in
Cutout Size 21.5 in L x 21.5 in W
Wheel Diameter 16 3/4 in
Housing Length 28.4 in
Housing Width 28.4 in
Overall Diameter 28 3/8 in
Propeller Shaft Diameter 1/2 in
Damper Size 19 x 19 in
Cutout Length 21.5 in

Details

Item - Roof Ventilators Downblast Ventilator
Drive Package With Motor Included Yes
Duty Rating - Roof Ventilators Standard
Drive Type - Roof Ventilators Direct Drive
Mounting Location - Roof Ventilators Roof
Number of Speeds 1
Voltage - Roof Ventilators 115V AC
Motor HP - Roof Ventilators 1/4 hp
CFM @ 0.000-In. SP 2540
Assembled/Unassembled Assembled
Hz 60
Speed Controllable Variable Speed
Mounting Location Roof
Housing Material Aluminum
RPM 860
Motor Voltage 115
CFM @ 0.125-In. SP 2344
CFM @ 0.250-In. SP 2145
Wheel Type Backward Inclined
CFM @ 0.375-In. SP 1913
Sones @ 0.125-In. SP @ 5 Ft. 10.0
Drive Type Direct Drive
Recommended 8 In. Fixed Curb Item No. 4HX40
CFM @ 0.500-In. SP 1596
Motor HP 1/4
Max. Operating Amps 5
Phase 1
Adj. 12 3/8"H Roof Curb Stock No. 2ZV83
Drive Package Included Yes
Sones @ 0.250-In. SP @ 5 Ft. 9.6
Recommended 12 In. Fixed Curb Item No. 2RB77
Max. BHP 0.26 hp
Item Centrifugal Downblast Roof Exhaust Fan
Speed Control 48C172
Agency Compliance AMCA Sound & Air, CSA Certified Motor, UL/cUL 705
Max. Inlet Temp. 130 Degrees
Wheel Material Aluminum
Includes NEMA 1 Junction Box
Adj. 6 3/8"H Roof Curb Stock No. 4c454
Standards AMCA Sound and Air, CSA, UL/cUL 705
Application Industrial and Commercial Applications
Features Features a Fully Rolled Windband Bead for Increased Stability and Easy Transport, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 and 4 Disconnects Available
Base Shape Square
Maximum Static Pressure 1/2 in wc
Mount Type Roof Curb
Current 4.8 A
Assembly Assembled
Maximum Ambient Temperature 130 Degrees F
Compatible Curb Manufacturer Part Number 2RB77, 2ZV83, 3C437, 4C454, 4HX40, 4HX48
Frequency 60 Hz
Includes Drive Package Yes
Brake Horsepower 13/50 hp
Exhaust Airflow @ 0.125 in SP 2,344 cfm
Maximum Inlet Air Temperature 130 Degrees F
Includes Motor Yes
Maximum Fan Speed 860 RPM
For High-Static Pressure Applications No
Compatible Speed Control 48C172
Exhaust Airflow @ 0.250 in SP 2,145 cfm
Motor Speed 860 RPM
Exhaust Airflow @ 0.500 in SP 1,596 cfm
For Air Type Clean Air
Exhaust Airflow @ 0.000 in SP 2,540 cfm
Motor Enclosure Open Dripproof
Airflow @ 0.000 in SP 2,540 cfm
Housing Material Fabrication Spun
Sound Level 10.0 sones @ 0.125 in SP and 5 ft, 10.5 sones @ 0.000 in SP and 5 ft, 8.7 sones @ 0.500 in SP and 5 ft, 9.3 sones @ 0.375 in SP and 5 ft, 9.6 sones @ 0.250 in SP and 5 ft
Exhaust Airflow @ 0.375 in SP 1,913 cfm
Electrical Connection Power Cord
Motor Horsepower 1/4 hp
Spark Resistant Construction Type A
Safety Features Birdscreen, Windband
High-Efficiency Motor No
Mounting Orientation Vertical
Nameplate Voltage 115V AC
Motor Location Out of Airstream

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Direct Drive, Assembly Assembled, Wheel Diameter 16 3/4 in, Base Diameter Not Applicable, Base Length 26 in, Base Width 26 in, Base Shape Square, Nameplate Voltage 115V AC, Phase 1, Motor Horsepower 1/4 hp, Exhaust Airflow @ 0.000 in SP 2,540 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 1/2 in wc

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