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

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

SKU
Brand Dayton
Categories
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 208-230/460V AC, Phase 3, Motor Horsepower 1/2 hp, Exhaust Airflow @ 0.000 in SP 4,863 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
graingerSKU: 7AU72, mscSKU: , zoro_no: G0821554, mongo_id: 65bbe81522d7a989a98d7b67

Web Price

$2,804.99 / each

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Product Details

Adj. 12 3/8H Roof Curb Stock No. 4C455

Adj. 6 3/8H Roof Curb Stock No. 3C438

Agency Compliance AMCA Sound & Air, UL/cUL 705

Airflow @ 0.000 in SP 4,863 cfm

Airflow @ 0.000 in SP - Range 2,000 to 4,999 cfm

Application Industrial and Commercial Applications

Assembled/Unassembled Unassembled

Assembly Unassembled

Base Diameter Not Applicable

Base Dimension 34 in Square

Base Height 1 3/4 in

Base Length 34 in

Base Shape Square

Base Size - Roof Ventilators 34 in x 34 in

Base Square Size - Roof Ventilators 34 x 34

Base Width 34 in

Bearing Type Regreasable Pillow Block

Brake Horsepower 11/20 hp

CFM @ 0.000-In. SP 4863

CFM @ 0.125-In. SP 4654

CFM @ 0.250-In. SP 4403

CFM @ 0.375-In. SP 4120

CFM @ 0.500-In. SP 3702

CFM @ 0.625-In. SP 3208

Compatible Curb Manufacturer Part Number 2RB80, 2ZV84, 3C438, 4C455, 4HX42, 4HX50

Country of Origin (subject to change) Multiple

Current 1.7 to 1.7/0.85 A

Damper Size 27 x 27 in

Dimension A 34 in

Dimension B 42 3/4 in

Dimension C 38 3/8 in

Dimension D 5 3/4 in

Drive Package Included Yes

Drive Package With Motor Included Yes

Drive Type Belt Drive

Drive Type - Roof Ventilators Belt Drive

Duty Rating - Roof Ventilators Standard

Electrical Connection Power Cord

Exhaust Airflow @ 0.000 in SP 4,863 cfm

Exhaust Airflow @ 0.000 in SP - Range 2,000 to 4,999 cfm

Exhaust Airflow @ 0.125 in SP 4,654 cfm

Exhaust Airflow @ 0.250 in SP 4,403 cfm

Exhaust Airflow @ 0.375 in SP 4,120 cfm

Exhaust Airflow @ 0.500 in SP 3,702 cfm

Exhaust Airflow @ 0.500 in SP - Range 2,000 to 4,999 cfm

Features Fully Rolled Windband Bead for Increased Stability and Easy Transport, Nonoverloading Centrifugal Wheel Design

For Air Type Clean Air

For High-Static Pressure Applications No

Frequency 60 Hz

High-Efficiency Motor No

Housing Length 42.8 in

Housing Material Aluminum

Housing Material Fabrication Spun

Housing Width 42.8 in

Hz_ 60

Includes Drive Package, NEMA 1 Junction Box

Includes Drive Package Yes

Includes Motor Yes

Item - Roof Ventilators Downblast Ventilator

Material Aluminum Blade with Aluminum Housing

Max. BHP 0.55

Max. Inlet Temp. 180 Degrees

Max. Operating Amps 2.1-2.2/1.1

Maximum Fan Speed 640 RPM

Maximum Inlet Air Temperature 180 Degrees F

Maximum Static Pressure 5/8 in wc

Motor Efficiency Standard-Efficiency Motors

Motor Enclosure Open Dripproof

Motor Enclosure Design Open Dripproof (ODP)

Motor Horsepower 1/2 hp

Motor HP 1/2

Motor HP - Roof Ventilators 1/2 hp

Motor Location Out of Airstream

Motor Speed 1,725 RPM

Motor Voltage 208/230/460

Mount Type Roof Curb

Mounting Location Roof

Mounting Location - Roof Ventilators Roof

Nameplate Voltage 208-230/460V AC

Nominal Voltage 208-230/460V AC

Number of Speeds 1

Overall Dia. 42 3/4 in

Overall Diameter 42 3/4 in

Overall Height 40 1/8 in

Overall Length 42 3/4 in

Overall Width 42 3/4 in

Package Quantity 1

Phase 3

Propeller Shaft Diameter 1 in

Recommended 12 In. Fixed Curb Item No. 4HX50

Recommended 8 In. Fixed Curb Item No. 4HX42

Resistance Properties Weather Resistant

RPM 640

Safety Features Birdscreen, Windband

Shaft Dia. Wheel End 1 in

Sones @ 0.125-In. SP @ 5 Ft. 12.8

Sones @ 0.250-In. SP @ 5 Ft. 12.1

Sones @ 0.500-In. SP @ 5 Ft. 10.5

Sound Level 10.5 sones @ 0.500 in SP and 5 ft, 11.2 sones @ 0.375 in SP and 5 ft, 12.1 sones @ 0.250 in SP and 5 ft, 12.8 sones @ 0.125 in SP and 5 ft, 13.0 sones @ 0.000 in SP and 5 ft, 9.7 sones @ 0.625 in SP and 5 ft

Speed Controllable No

Standards AMCA Sound and Air, NEMA, UL/cUL 705

Voltage - Roof Ventilators 208V AC/230V AC/460V AC

Wheel Dia. 24 1/2 in

Wheel Diameter 24 1/2 in

Wheel Material Aluminum

Wheel Type Backward Inclined