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

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

SKU
Brand Dayton
Categories
Description Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 30 1/2 in, Base Diameter Not Applicable, Base Length 42 in, Base Width 42 in, Base Shape Square, Nameplate Voltage 115/230V AC, Phase 1, Motor Horsepower 3/4 hp, Exhaust Airflow @ 0.000 in SP 7,694 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
graingerSKU: 7A579, mscSKU: , zoro_no: G1307022, mongo_id: 65bbe8479a749db82278220a

Web Price

$3,576.24 / each

Qty

Product Details

Adj. 12 3/8H Roof Curb Stock No. 3C438

Adj. 6 3/8H Roof Curb Stock No. 4c455

Agency Compliance AMCA Sound & Air, UL/cUL 705

Airflow @ 0.000 in SP 7,694 cfm

Airflow @ 0.000 in SP - Range 5,000 to 7,999 cfm

Application Industrial and Commercial Applications

Assembled/Unassembled Unassembled

Assembly Unassembled

Base Diameter Not Applicable

Base Dimension 42 in Square

Base Height 1 3/4 in

Base Length 42 in

Base Shape Square

Base Size - Roof Ventilators 42 in x 42 in

Base Square Size - Roof Ventilators 42 x 42

Base Width 42 in

Bearing Type Regreasable Pillow Block

Brake Horsepower 77/100 hp

CFM @ 0.000-In. SP 7694

CFM @ 0.125-In. SP 7197

CFM @ 0.250-In. SP 6616

CFM @ 0.375-In. SP 5955

CFM @ 0.500-In. SP 5095

Compatible Curb Manufacturer Part Number 2RB81, 2ZV84, 3C438, 4C455, 4HX43, 4HX51

Country of Origin (subject to change) Multiple

Current 7.0/3.5 A

Damper Size 35 x 35 in

Dimension A 42 in

Dimension B 50 in

Dimension C 36 in

Dimension D 8 25/100 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 7,694 cfm

Exhaust Airflow @ 0.000 in SP - Range 5,000 to 10,000 cfm

Exhaust Airflow @ 0.125 in SP 7,197 cfm

Exhaust Airflow @ 0.250 in SP 6,616 cfm

Exhaust Airflow @ 0.375 in SP 5,955 cfm

Exhaust Airflow @ 0.500 in SP 5,095 cfm

Exhaust Airflow @ 0.500 in SP - Range 5,000 to 10,000 cfm

Features Fully Rolled Windband Bead for Increased Stability and Easy Transport, NEMA 1 Junction Box Located in Motor Enclosure

For Air Type Clean Air

For High-Static Pressure Applications No

Frequency 60 Hz

High-Efficiency Motor No

Housing Length 50 in

Housing Material Aluminum

Housing Material Fabrication Spun

Housing Width 50 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 0.77

Max. Inlet Temp. 180 Degrees

Maximum Fan Speed 475 RPM

Maximum Inlet Air Temperature 180 Degrees F

Maximum Static Pressure 1/2 in wc

Motor Efficiency Standard-Efficiency Motors

Motor Enclosure Open Dripproof

Motor Enclosure Design Open Dripproof (ODP)

Motor Horsepower 3/4 hp

Motor HP 3/4

Motor HP - Roof Ventilators 3/4 hp

Motor Location Out of Airstream

Motor Speed 1,725 RPM

Motor Voltage 115/230

Mount Type Roof Curb

Mounting Location Roof

Mounting Location - Roof Ventilators Roof

Nameplate Voltage 115/230V AC

Nominal Voltage 115/230V AC

Number of Speeds 1

Overall Dia. 50 in

Overall Diameter 50 in

Overall Height 37 3/4 in

Overall Length 50 in

Overall Width 50 in

Package Quantity 1

Phase 1

Propeller Shaft Diameter 1 in

Recommended 12 In. Fixed Curb Item No. 4HX51

Recommended 8 In. Fixed Curb Item No. 4HX43

Resistance Properties Weather Resistant

RPM 475

Safety Features Birdscreen, Windband

Shaft Dia. Wheel End 1 in

Sones @ 0.125-In. SP @ 5 Ft. 10.6

Sones @ 0.250-In. SP @ 5 Ft. 9.6

Sones @ 0.500-In. SP @ 5 Ft. 8.1

Sound Level 10.6 sones @ 0.125 in SP and 5 ft, 11.4 sones @ 0.000 in SP and 5 ft, 8.1 sones @ 0.500 in SP and 5 ft, 8.8 sones @ 0.375 in SP and 5 ft, 9.6 sones @ 0.250 in SP and 5 ft

Spark Resistant Construction Type A

Speed Controllable No

Standards AMCA Sound and Air, UL/cUL 705

Voltage - Roof Ventilators 115V AC/230V AC

Wheel Dia. 30-1/2 in

Wheel Diameter 30 1/2 in

Wheel Material Aluminum

Wheel Type Backward Inclined