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Dayton

Downblast Vent, Belt Drive, 30-1/2 In

product price: $3,380.99
/ea
Item requires special delivery charges. A $190.00 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
See all product information

Product Information

Dimensions

Base Size - Roof Ventilators 42 in x 42 in
Base Height 1 3/4 in
Base Width 42 in
Overall Dia. 50 in
Dimension A 42 in
Shaft Dia. Wheel End 1 in
Base Length 42 in
Dimension B 50 in
Base Square Size - Roof Ventilators 42" x 42"
Overall Height 40 1/8 in
Dimension D 8 1/4 in
Dimension C 36 in
Wheel Dia. 30 1/2 in
Overall Width 50 in
Overall Length 50 in
Overall Diameter 50 in
Wheel Diameter 30 1/2 in
Housing Length 50 in
Damper Size 35 x 35 in
Cutout Size 39.5 in L x 39.5 in W
Cutout Length 39.5 in
Propeller Shaft Diameter 1 in
Housing Width 50 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 208V AC/230V AC/460V AC
Motor HP - Roof Ventilators 3 hp
CFM @ 0.000-In. SP 12,311
Sones @ 0.125-In. SP @ 5 Ft. 22
Includes NEMA 1 Junction Box
Drive Package Included Yes
CFM @ 1.250-In. SP 8293
Phase 3
Motor HP 3
Max. Inlet Temp. 180 Degrees
Green Environmental Attribute Product Contributes To Reducing Energy Consumption
Adj. 6 3/8"H Roof Curb Stock No. 3c597
Max. Operating Amps 8.4/4
Motor Voltage 208/230/460
Wheel Type Backward Inclined
Max. BHP 3.15 hp
Recommended 12 In. Fixed Curb Item No. 2RB81
CFM @ 0.125-In. SP 12,007
Drive Type Belt Drive
CFM @ 0.625-In. SP 10,629
Green Certification or Other Recognition NEMA Premium Rated
Recommended 8 In. Fixed Curb Item No. 4HX43
Hz 60
CFM @ 0.250-In. SP 11,704
Item Centrifugal Downblast Roof Exhaust Fan
CFM @ 1.500-In. SP 6437
Mounting Location Roof
CFM @ 1.000-In. SP 9369
CFM @ 0.875-In. SP 9836
CFM @ 0.500-In. SP 10,997
Adj. 12 3/8"H Roof Curb Stock No. 2ZV85
Assembled/Unassembled Assembled
CFM @ 0.375-In. SP 11,357
Speed Controllable No
Sones @ 0.250-In. SP @ 5 Ft. 21
Agency Compliance AMCA Sound & Air, CSA Certified Motor, UL/cUL 705
Wheel Material Aluminum
CFM @ 0.750-In. SP 10,242
Housing Material Aluminum
RPM 760
Sones @ 0.500-In. SP @ 5 Ft. 21
Bearing Type Regreasable Pillow Block
Standards AMCA Sound and Air, CSA, UL/cUL 705
Application Industrial and Commercial Applications
Features Air Handling Quality Bearings Meet Minimum of L10-100,000 Hours, 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
For Air Type Clean Air
Mount Type Roof Curb
Housing Material Fabrication Spun
Base Shape Square
For High-Static Pressure Applications No
Exhaust Airflow @ 0.500 in SP 10,997 cfm
Nameplate Voltage 208-230/460V AC
Maximum Ambient Temperature 180 Degrees F
Maximum Fan Speed 760 RPM
Maximum Inlet Air Temperature 180 Degrees F
Motor Enclosure Open Dripproof
Electrical Connection Power Cord
Includes Drive Package Yes
Frequency 60 Hz
Exhaust Airflow @ 0.000 in SP 12,311 cfm
High-Efficiency Motor No
Motor Location Out of Airstream
Airflow @ 0.000 in SP 12,311 cfm
Compatible Curb Manufacturer Part Number 2RB81, 2ZV84, 3C438, 4C455, 4HX43, 4HX51
Brake Horsepower 3 3/20 hp
Exhaust Airflow @ 0.375 in SP 11,357 cfm
Exhaust Airflow @ 0.250 in SP 11,704 cfm
Exhaust Airflow @ 0.125 in SP 12,007 cfm
Sound Level 14.0 sones @ 1.500 in SP and 5 ft, 16.8 sones @ 1.250 in SP and 5 ft, 18.6 sones @ 1.000 in SP and 5 ft, 19.3 sones @ 0.875 in SP and 5 ft, 19.8 sones @ 0.750 in SP and 5 ft, 20.0 sones @ 0.625 in SP and 5 ft, 21.0 sones @ 0.250 in SP and 5 ft, 21.0 sones @ 0.375 in SP and 5 ft, 21.0 sones @ 0.500 in SP and 5 ft, 22.0 sones @ 0.125 in SP and 5 ft, 23.0 sones @ 0.000 in SP and 5 ft
Spark Resistant Construction Type A
Motor Horsepower 3 hp
Includes Motor Yes
Current 8.4/4
Resistance Properties Weather Resistant
Maximum Static Pressure 1 1/2 in wc
Assembly Assembled
Safety Features Birdscreen, Windband

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Assembled, Wheel Diameter 30 1/2 in, Base Diameter Not Applicable, Base Length 42 in, Base Width 42 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 3 hp, Exhaust Airflow @ 0.000 in SP 12,311 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

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