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Downblast Less Drive Package, 16-3/4In

Mfr # 16D543
Zoro # G4531012

$1,043.99

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Key Features

Drive Package With Motor Included No
Duty Rating - Roof Ventilators Standard
Drive Type - Roof Ventilators Belt Drive
Mounting Location - Roof Ventilators Roof
Number of Speeds 1

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Product Information

Brand Dayton
MFR # 16D543
Zoro # G4531012
UPC #
190735129500
Country of Origin United States
Category Direct Drive Centrifugal Exhaust Ventilators

Dimensions

Base Size - Roof Ventilators	22 in x 22 in
Base Length	22 in
Base Width	22 in
Dimension C	27 1/4 in
Base Height	1.8 in
Recommended Damper Size (In.)	15 x 15
Shaft Dia. Wheel End	3/4 in
Dimension B	28 3/8 in
Dimension A	22 in
Overall Height	29 in
Overall Dia.	28 3/8 in
Dimension D	4 in
Wheel Dia.	16 3/4 in
Shaft Dia. Sheave End	3/4 in
Overall Length	28 3/8 in
Overall Width	27 1/4 in
Overall Diameter	28 3/8 in
Wheel Diameter	16 3/4 in
Damper Size	15 x 15 in
Housing Width	28.4 in
Cutout Size	17.5 in L x 17.5 in W
Propeller Shaft Diameter	3/4 in
Housing Length	28.4 in
Cutout Length	17.5 in

Details

Item - Roof Ventilators	Downblast Ventilator
Drive Package With Motor Included	No
Duty Rating - Roof Ventilators	Standard
Drive Type - Roof Ventilators	Belt Drive
Mounting Location - Roof Ventilators	Roof
Number of Speeds	1
CFM @ 0.000-In. SP	2555 to 4062 @ 0.0" SP
CFM Range	2555 to 4062 @ 0.0 in SP
Wheel Material	Aluminum
RPM Range	865 to 1375
Item	Centrifugal Downblast Roof Exhaust Fan
Max. Inlet Temp.	180 Degrees
Recommended Damper Stock No.	4HX65
Motor HP Range	1/4 to 1
Includes	NEMA 1 Junction Box
Bearing Type	Sealed Pillow Block
Recommended 12 In. Fixed Curb Item No.	2RB76
Wheel Type	Backward Inclined
Standards	AMCA Sound and Air, UL/cUL 705
Drive Type	Belt Drive
Adj. 12 3/8"H Roof Curb Stock No.	2ZV82
Requires	Roof curb for new installations
Housing Material	Aluminum
Mounting Location	Roof
Speed Controllable	No
Application	Industrial and Commercial Buildings
Features	Air Handling Quality Bearings Meet Minimum of L10-100,000 Hours, Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, NEMA 1 Junction Box Located in Motor Enclosure, Optional NEMA 1 and 4 Disconnects Available
For Air Type	Clean Air
Compatible Curb Manufacturer Part Number	2RB76, 2ZV82
Maximum Fan Speed	1,375 RPM
Maximum Inlet Air Temperature	180 Degrees F
Maximum Ambient Temperature	180 Degrees F
Assembly	Unassembled
Minimum Airflow	1,624 cfm
Minimum Motor Horsepower	1/4 hp
For High-Static Pressure Applications	No
Noise Level @ 0.000 in SP @ 5 ft	15.3 sones
Maximum Airflow	4,062 cfm
Mount Type	Roof Curb
Sound Level	Fan RPM 1100: 15.3 sones @ 0.000 in SP and 5 ft, 14.7 sones @ 0.125 in SP and 5 ft, 14.1 sones @ 0.250 in SP and 5 ft, 13.8 sones @ 0.375 in SP and 5 ft, 13.5 sones @ 0.500 in SP and 5 ft, 13.0 sones @ 0.625 in SP and 5 ft, 12.5 sones @ 0.750 in SP and 5 ft, 12.0 sones @ 0.875 in SP and 5 ft, Fan RPM 1250: 17.9 sones @ 0.000 in SP and 5 ft, 17.4 sones @ 0.125 in SP and 5 ft, 17.0 sones @ 0.250 in SP and 5 ft, 16.6 sones @ 0.375 in SP and 5 ft, 16.3 sones @ 0.500 in SP and 5 ft, 16.0 sones @ 0.625 in SP and 5 ft, 15.6 sones @ 0.750 in SP and 5 ft, 15.2 sones @ 0.875 in SP and 5 ft, 14.9 sones @ 1.000 in SP and 5 ft, Fan RPM 1375: 21.0 sones @ 0.000 in SP and 5 ft, 20.0 sones @ 0.125 in SP and 5 ft, 19.6 sones @ 0.250 in SP and 5 ft, 19.2 sones @ 0.375 in SP and 5 ft, 18.9 sones @ 0.500 in SP and 5 ft, 18.6 sones @ 0.625 in SP and 5 ft, 18.4 sones @ 0.750 in SP and 5 ft, 18.0 sones @ 0.875 in SP and 5 ft, 17.6 sones @ 1.000 in SP and 5 ft, 17.2 sones @ 1.250 in SP and 5 ft, 15.4 sones @ 1.500 in SP and 5 ft, Fan RPM 865: 10.6 sones @ 0.000 in SP and 5 ft, 10.6 sones @ 0.125 in SP and 5 ft, 9.7 sones @ 0.250 in SP and 5 ft, 9.4 sones @ 0.375 in SP and 5 ft, 8.8 sones @ 0.500 in SP and 5 ft, Fan RPM 945: 12.6 sones @ 0.000 in SP and 5 ft, 12.0 sones @ 0.125" SP, 11.5 sones @ 0.250 in SP and 5 ft, 11.2 sones @ 0.375 in SP and 5 ft, 10.7 sones @ 0.500 in SP and 5 ft, 10.0 sones @ 0.625 in SP and 5 ft
Maximum Static Pressure	1 1/2 in wc
Maximum Motor Horsepower	1 hp
Resistance Properties	Weather Resistant
Minimum Motor Speed	865 RPM
Base Shape	Square
Brake Horsepower	13/50 hp
Safety Features	Birdscreen, Windband
Electrical Connection	Power Cord
Spark Resistant Construction Type	A
Maximum Motor Speed	1,375 RPM
Housing Material Fabrication	Spun
Includes Drive Package	No
Includes Motor	No

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Mounting Location Roof, Wheel Diameter 16 3/4 in, Base Diameter Not Applicable, Base Length 22 in, Base Width 22 in, Base Shape Square, Minimum Airflow 1,624 cfm, Maximum Airflow 4,062 cfm, Maximum Motor Horsepower 1 hp, Minimum Motor Horsepower 1/4 hp, Minimum Motor Speed 865 RPM, Maximum Motor Speed 1,375 RPM, Maximum Static Pressure 1 1/2 in wc, For High-Static Pressure Applications No

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Downblast Less Drive Package, 16-3/4In

Mfr # 16D543

Zoro # G4531012

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