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

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

SKU
Brand Dayton
Categories
Description Centrifugal Downblast Roof Exhaust Fan, Drive Type Direct Drive, Assembly Assembled, Wheel Diameter 18 1/2 in, Base Diameter Not Applicable, Base Length 30 in, Base Width 30 in, Base Shape Square, Nameplate Voltage 115V AC, Phase 1, Motor Horsepower 1 hp, Exhaust Airflow @ 0.000 in SP 3,150 cfm, For High-Static Pressure Applications No, High-Efficiency Motor Yes, For Air Type Clean Air, Includes Drive Package Yes, Includes Motor Yes, Mounting Location Roof, Maximum Static Pressure 7/8 in wc
graingerSKU: 48C192, mscSKU: , zoro_no: G8630946, mongo_id: 65bbe7ee9a749db82276562c

Web Price

$2,518.74 / each

Qty

Product Details

Adj. 12 3/8H Roof Curb Stock No. 2ZV83

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

Agency Compliance AMCA Sound & Air, UL/cUL 705

Airflow @ 0.000 in SP 3,500 cfm

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

Application Industrial and Commercial Applications

Assembled/Unassembled Assembled

Assembly Assembled

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

Brake Horsepower 13/50 hp

CFM @ 0.000-In. SP 2839/3150/3500

CFM @ 0.125-In. SP 2668/2997/3364

CFM @ 0.250-In. SP 2469/2832/3219

CFM @ 0.375-In. SP 2213/2624/3052

CFM @ 0.500-In. SP 1882/2375/2858

CFM @ 0.625-In. SP -/2053/2624

CFM @ 0.750-In. SP -/-/2347

CFM @ 0.875-In. SP -/-/1821

CFM @ 1.000-In. SP -/-/-

CFM @ 1.250-In. SP -/-/-

CFM @ 1.500-In. SP -/-/-

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

Compatible Speed Control 35YV92, 35YV93, 35YV94, 43Y140

Country of Origin (subject to change) United States

Current 12.4 A

Cutout Length 25.5 in

Cutout Size 25.5 in L x 25.5 in W

Damper Size 23 x 23 in

Dimension A 30 in

Dimension B 35 1/2 in

Dimension C 28 in

Dimension D 5 1/2 in

Drive Package Included Yes

Drive Package With Motor Included Yes

Drive Type Direct Drive

Drive Type - Roof Ventilators Direct Drive

Duty Rating - Roof Ventilators Standard

Electrical Connection Power Cord

Exhaust Airflow @ 0.000 in SP 3,150 cfm

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

Exhaust Airflow @ 0.125 in SP 3,364 cfm

Exhaust Airflow @ 0.250 in SP 3,219 cfm

Exhaust Airflow @ 0.375 in SP 3,052 cfm

Exhaust Airflow @ 0.500 in SP 2,858 cfm

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

Features Energy Saving Units Feature Ec Motors Which Allow up to 80% Useable Turndown, Fresh Outside Air is Drawn In Under The Motor Cover to Maximize Motor Life, Fully Rolled Windband Bead For Increased Stability and Easy Transport, High-Efficiency Brushless DC Motor, Motor Features Potentiometer Dial for Speed Adjustment, Nema 1 Junction Box Located in Motor Enclosure, Nonoverloading Centrifugal Wheel Design, Optional Nema 1 And 4 Disconnects Available

For Air Type Clean Air

For High-Static Pressure Applications No

Frequency 60 Hz

High-Efficiency Motor Yes

Housing Length 35.5 in

Housing Material Aluminum

Housing Material Fabrication Spun

Housing Width 35.5 in

Hz_ 60

Includes NEMA 1 Junction Box

Includes Drive Package Yes

Includes Motor Yes

Item - Roof Ventilators Downblast Ventilator

Material Aluminum Blade with Aluminum Housing

Max. BHP 0.26/0.35/0.48

Max. Inlet Temp. 130 Degrees

Maximum Ambient Temperature 130 Degrees F

Maximum Fan Speed 900 RPM

Maximum Inlet Air Temperature 130 Degrees F

Maximum Static Pressure 7/8 in wc

Motor Efficiency High-Efficiency Motors

Motor Horsepower 1 hp

Motor HP 1

Motor HP - Roof Ventilators 1 hp

Motor Type Electronically Commutated

Motor Voltage 115

Mount Type Roof Curb

Mounting Location Roof

Mounting Location - Roof Ventilators Roof

Mounting Orientation Vertical

Nameplate Voltage 115V AC

Nominal Voltage 115V AC

Number of Speeds Variable

Overall Dia. 35 1/2 in

Overall Diameter 35 1/2 in

Overall Height 25 1/2 in

Overall Length 35 1/2 in

Overall Width 35 1/2 in

Package Quantity 1

Phase 1

Propeller Shaft Diameter 5/8 in

Recommended 12 In. Fixed Curb Item No. 2RB79

Recommended 8 In. Fixed Curb Item No. 4HX41

RPM 900/810/730

Safety Features Birdscreen, Windband

Shaft Dia. Wheel End 5/8 in

Sones @ 0.125-In. SP @ 5 Ft. 8.7/9.9/11.7

Sones @ 0.250-In. SP @ 5 Ft. 7.2/8.7/10.9

Sones @ 0.500-In. SP @ 5 Ft. 6.7/8.2/10.1

Sound Level Fan RPM 730: 7.4 sones @ 0.000 in SP and 5 ft, 8.7 sones @ 0.125 in SP and 5 ft, 7.2 sones @ 0.250 in SP and 5 ft, 7.4 sones @ 0.375 in SP and 5 ft, 6.7 sones @ 0.500 in SP and 5 ft, Fan RPM 810: 8.8 sones @ 0.000 in SP and 5 ft, 9.9 sones @ 0.125 in SP and 5 ft, 8.7 sones @ 0.250 in SP and 5 ft, 8.4 sones @ 0.375 in SP and 5 ft, 8.2 sones @ 0.500 in SP and 5 ft, 7.5 sones @ 0.625 in SP and 5 ft, Fan RPM 900: 11.3 sones @ 0.000 in SP and 5 ft, 11.7 sones @ 0.125 in SP and 5 ft, 10.9 sones @ 0.250 in SP and 5 ft, 10.2 sones @ 0.375 in SP and 5 ft, 10.1 sones @ 0.500 in SP and 5 ft, 9.7 sones @ 0.625 in SP and 5 ft, 9.2 sones @ 0.750 in SP and 5 ft, 8.4 sones @ 0.845 in SP and 5 ft

Spark Resistant Construction Type A

Speed Control 43Y140

Speed Controllable Variable Speed

Standards AMCA Sound and Air, UL/cUL 705

Voltage - Roof Ventilators 115V AC

Wheel Dia. 18 1/2 in

Wheel Diameter 18 1/2 in

Wheel Material Aluminum

Wheel Type Backward Inclined