Home / Downblast Vent, Belt Drive, 18-1/2 In

Downblast Vent, Belt Drive, 18-1/2 In

SKU
Brand Dayton
Categories
Description Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 18 1/2 in, Base Diameter Not Applicable, Base Length 30 in, Base Width 30 in, Base Shape Square, Nameplate Voltage 208-230/440V AC, Phase 3, Motor Horsepower 3/4 hp, Exhaust Airflow @ 0.000 in SP 4,102 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: , mscSKU: , zoro_no: G2853121, mongo_id: 65bbe5fa3aaddbd5a9ffc6e4

Web Price

$2,907.49 / each

Qty

Product Details

Adj. 12 3/8H Roof Curb Stock No. 3C437

Adj. 6 3/8H Roof Curb Stock No. 4c454

Agency Compliance AMCA Sound & Air, UL/cUL 705

Airflow @ 0.000 in SP 4,102 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 30 in Square

Base Height 1 3/4 in

Base Length 30 in

Base Shape Square

Base Size - Roof Ventilators 30 in x 30 in

Base Square Size - Roof Ventilators 30 x 30

Base Width 30 in

Bearing Type Regreasable Pillow Block

Brake Horsepower 77/100 hp

CFM @ 0.000-In. SP 4102

CFM @ 0.125-In. SP 3990

CFM @ 0.250-In. SP 3867

CFM @ 0.375-In. SP 3742

CFM @ 0.500-In. SP 3596

CFM @ 0.625-In. SP 3432

CFM @ 0.750-In. SP 3252

CFM @ 0.875-In. SP 3050

CFM @ 1.000-In. SP 2811

Compatible Curb Manufacturer Part Number 2RB79, 2ZV83, 3C437, 4C454, 4HX41, 4HX49

Country of Origin (subject to change) Multiple

Damper Size 23 x 23 in

Dimension A 30 in

Dimension B 35 1/2 in

Dimension C 34 3/8 in

Dimension D 5 1/2 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 4,102 cfm

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

Exhaust Airflow @ 0.125 in SP 3,990 cfm

Exhaust Airflow @ 0.250 in SP 3,867 cfm

Exhaust Airflow @ 0.375 in SP 3,742 cfm

Exhaust Airflow @ 0.500 in SP 3,596 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, 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 35.5 in

Housing Material Aluminum

Housing Material Fabrication Spun

Housing Width 35.5 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 1,055 RPM

Maximum Inlet Air Temperature 180 Degrees F

Maximum Static Pressure 1 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 Voltage 208/230/460

Mount Type Roof Curb

Mounting Location Roof

Mounting Location - Roof Ventilators Roof

Nameplate Voltage 208-230/440V AC

Nominal Voltage 208-230/460V AC

Number of Speeds 1

Overall Dia. 35 1/2 in

Overall Diameter 35 1/2 in

Overall Height 36 1/8 in

Overall Length 35 1/2 in

Overall Width 35 1/2 in

Package Quantity 1

Phase 3

Propeller Shaft Diameter 3/4 in

Recommended 12 In. Fixed Curb Item No. 4HX49

Recommended 8 In. Fixed Curb Item No. 4HX41

Resistance Properties Weather Resistant

RPM 1055

Safety Features Birdscreen, Windband

Shaft Dia. Wheel End 3/4 in

Sones @ 0.125-In. SP @ 5 Ft. 15.7

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

Sones @ 0.500-In. SP @ 5 Ft. 14.0

Sound Level 12.4 sones @ 1.000 in SP and 5 ft, 12.7 sones @ 0.875 in SP and 5 ft, 12.9 sones @ 0.750 in SP and 5 ft, 13.5 sones @ 0.625 in SP and 5 ft, 14.0 sones @ 0.500 in SP and 5 ft, 14.4 sones @ 0.375 in SP and 5 ft, 14.9 sones @ 0.250 in SP and 5 ft, 15.7 sones @ 0.125 in SP and 5 ft, 16.2 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. 18 1/2 in

Wheel Diameter 18 1/2 in

Wheel Material Aluminum

Wheel Type Backward Inclined