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 208-230/460V AC, Phase 3, Motor Horsepower 1 1/2 hp, Exhaust Airflow @ 0.000 in SP 9,719 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: 7A674, mscSKU: , zoro_no: G0690943, mongo_id: 65bbe79a9a749db822748ae0

Web Price

$3,966.24 / each

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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 9,719 cfm

Airflow @ 0.000 in SP - Range 8,000 to 15,000 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 1 11/20 hp

CFM @ 0.000-In. SP 9719

CFM @ 0.125-In. SP 9334

CFM @ 0.250-In. SP 8907

CFM @ 0.375-In. SP 8446

CFM @ 0.500-In. SP 7952

CFM @ 0.625-In. SP 7388

CFM @ 0.750-In. SP 6721

CFM @ 0.875-In. SP 5743

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

Country of Origin (subject to change) Multiple

Current 4.8 to 4.8/2.4 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 9,719 cfm

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

Exhaust Airflow @ 0.125 in SP 9,334 cfm

Exhaust Airflow @ 0.250 in SP 8,907 cfm

Exhaust Airflow @ 0.375 in SP 8,446 cfm

Exhaust Airflow @ 0.500 in SP 7,952 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 1.55

Max. Inlet Temp. 180 Degrees

Maximum Fan Speed 600 RPM

Maximum Inlet Air Temperature 180 Degrees F

Maximum Static Pressure 7/8 in wc

Motor Efficiency Standard-Efficiency Motors

Motor Enclosure Open Dripproof

Motor Enclosure Design Open Dripproof (ODP)

Motor Horsepower 1 1/2 hp

Motor HP 1-1/2

Motor HP - Roof Ventilators 1 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. 50 in

Overall Diameter 50 in

Overall Height 37 3/4 in

Overall Length 50 in

Overall Width 50 in

Package Quantity 1

Phase 3

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 600

Safety Features Birdscreen, Windband

Shaft Dia. Wheel End 1 in

Sones @ 0.125-In. SP @ 5 Ft. 15.4

Sones @ 0.250-In. SP @ 5 Ft. 14.9

Sones @ 0.500-In. SP @ 5 Ft. 13.8

Sound Level 11.1 sones @ 0.875 in SP and 5 ft, 12.2 sones @ 0.750 in SP and 5 ft, 13.2 sones @ 0.625 in SP and 5 ft, 13.8 sones @ 0.500 in SP and 5 ft, 14.3 sones @ 0.375 in SP and 5 ft, 14.9 sones @ 0.250 in SP and 5 ft, 15.4 sones @ 0.125 in SP and 5 ft, 15.9 sones @ 0.000 in SP and 5 ft

Spark Resistant Construction Type A

Speed Controllable No

Standards AMCA Sound and Air, UL/cUL 705

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

Wheel Dia. 30 1/2 in

Wheel Diameter 30 1/2 in

Wheel Material Aluminum

Wheel Type Backward Inclined