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Dayton

Downblast Vent, Belt Drive, 24-1/2 In

product price: $2,396.99
/ea
Item requires special delivery charges. A $150.00 per item surcharge will be applied.
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Key Features

  • 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
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Product Information

Dimensions

Base Size - Roof Ventilators 34 in x 34 in
Base Width 34 in
Shaft Dia. Wheel End 1 in
Overall Dia. 42 3/4 in
Base Height 1 3/4 in
Dimension A 34 in
Base Square Size - Roof Ventilators 34" x 34"
Dimension D 5 3/4 in
Wheel Dia. 24-1/2 in
Dimension C 38 3/8 in
Dimension B 42 3/4 in
Base Length 34 in
Overall Height 40 1/8 in
Overall Diameter 42 3/4 in
Overall Length 42 3/4 in
Wheel Diameter 24 1/2 in
Overall Width 42 3/4 in
Housing Width 42.8 in
Damper Size 27 x 27 in
Housing Length 42.8 in
Propeller Shaft Diameter 1 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 115V AC/230V AC
Motor HP - Roof Ventilators 3/4 hp
CFM @ 0.000-In. SP 6060
Recommended 12 In. Fixed Curb Item No. 4HX50
CFM @ 0.375-In. SP 5094
Agency Compliance AMCA Sound & Air, UL/cUL 705
CFM @ 0.125-In. SP 5757
Adj. 6 3/8"H Roof Curb Stock No. 4c455
Drive Type Belt Drive
Housing Material Aluminum
Max. Inlet Temp. 180 Degrees
Speed Controllable No
Sones @ 0.500-In. SP @ 5 Ft. 11.0
CFM @ 0.250-In. SP 5449
RPM 660
CFM @ 0.750-In. SP 3217
Phase 1
Adj. 12 3/8"H Roof Curb Stock No. 3C438
Wheel Type Backward Inclined
Includes Drive Package, NEMA 1 Junction Box
Motor Voltage 115/230
Item Centrifugal Downblast Roof Exhaust Fan
Sones @ 0.250-In. SP @ 5 Ft. 11.8
Sones @ 0.125-In. SP @ 5 Ft. 12.4
Hz 60
Recommended 8 In. Fixed Curb Item No. 4HX42
CFM @ 0.625-In. SP 4073
Assembled/Unassembled Unassembled
CFM @ 0.500-In. SP 4636
Max. BHP 0.79
Wheel Material Aluminum
Drive Package Included Yes
Motor HP 3/4
Mounting Location Roof
Bearing Type Regreasable Pillow Block
Standards AMCA Sound and Air, UL/cUL 705
Safety Features Birdscreen, Windband
Includes Drive Package Yes
Assembly Unassembled
Airflow @ 0.000 in SP 6,060 cfm
Exhaust Airflow @ 0.125 in SP 5,757 cfm
Application Industrial and Commercial Applications
For High-Static Pressure Applications No
Resistance Properties Weather Resistant
Sound Level 10.4 sones @ 0.750 in SP and 5 ft, 10.6 sones @ 0.625 in SP and 5 ft, 11.0 sones @ 0.500 in SP and 5 ft, 11.3 sones @ 0.375 in SP and 5 ft, 11.8 sones @ 0.250 in SP and 5 ft, 12.4 sones @ 0.125 in SP and 5 ft, 13.1 sones @ 0.000 in SP and 5 ft
Spark Resistant Construction Type A
Exhaust Airflow @ 0.000 in SP 6,060 cfm
Mount Type Roof Curb
High-Efficiency Motor No
Features Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure
Maximum Inlet Air Temperature 180 Degrees F
Motor Enclosure Open Dripproof
For Air Type Clean Air
Exhaust Airflow @ 0.375 in SP 5,094 cfm
Nameplate Voltage 115/230V AC
Motor Horsepower 3/4 hp
Housing Material Fabrication Spun
Electrical Connection Power Cord
Current 7.0/3.5 A
Maximum Static Pressure 3/4 in wc
Compatible Curb Manufacturer Part Number 2RB80, 2ZV84, 3C438, 4C455, 4HX42, 4HX50
Exhaust Airflow @ 0.250 in SP 5,449 cfm
Exhaust Airflow @ 0.500 in SP 4,636 cfm
Motor Location Out of Airstream
Brake Horsepower 79/100 hp
Maximum Fan Speed 660 RPM
Frequency 60 Hz
Base Shape Square
Includes Motor Yes
Motor Speed 1,725 RPM

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 24 1/2 in, Base Diameter Not Applicable, Base Length 34 in, Base Width 34 in, Base Shape Square, Nameplate Voltage 115/230V AC, Phase 1, Motor Horsepower 3/4 hp, Exhaust Airflow @ 0.000 in SP 6,060 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 3/4 in wc

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