Alu 83 L 52.5 H 50.75 W Exhst Fan MPN:4YY12

This exhaust ventilator is designed to meet the general clean air exhaust requirements for industrial and commercial buildings. Rugged and reliable construction makes fan capable of withstanding severe exhaust conditions. This ventilator's spun aluminum construction features a fully rolled windband bead for increased stability and easy transport. Fresh outside air is drawn in under the motor cover to maximize motor life. Drive frame is internally isolated from the rest of the unit through use of neoprene isolators for long life and quiet operation; no steel-to-steel contact. Motors, sheaves, and belts are packed separately when complete, unassembled ventilator with drive package is ordered.

Technical Specifications

• Item Downblast Ventilator
• Drive Type - Roof Ventilators Belt Drive
• Drive Package With Motor Included No
• Duty Rating - Roof Ventilators Standard
• Mounting Location - Roof Ventilators Roof
• Base Size - Roof Ventilators 64 in x 64 in
• Wheel Dia. 50 in
• Number of Speeds 1
• CFM Range 17,245 to 37,068 @ 0.0 in SP
• Motor HP Range 1 to 10
• Item - Roof Ventilators Downblast Ventilator
• RPM Range 214 to 460
• Base Height 1 3/4 in
• Overall Dia. 83 in
• Overall Height 50 3/4 in
• Shaft Dia. Wheel End 1 1/4 in
• Shaft Dia. Sheave End 1 1/4 in
• Bearing Type Regreasable Pillow Block
• Max. Inlet Temp. 180 Degrees
• Housing Material Spun Aluminum
• Wheel Material Aluminum
• Wheel Type Backward Inclined Centrifugal
• Adj. 12 3/8"H Roof Curb Stock No. 2ZV87
• Recommended 12 In. Fixed Curb Item No. 2RB83
• Recommended 8 In. Fixed Curb Item No. 4YY76
• Recommended Damper Size (In.) 50 x 50
• Recommended Damper Stock No. 4HX71
• Requires Roof Curb For New Installations
• Standards UL/cUL 705AMCA Sound, Air
• Includes NEMA 1 Junction Box
• Dimension A 64 in
• Dimension B 83 in
• Dimension C 50 3/4 in
• Dimension D 14 1/2 in

Manufacturer Details

• Manufacturer: Dayton
• Condensed Mfg Number: 4YY12
• MPN: 4YY12

Label Details

• Hazardous Material: N
• Green Material Flag: N
• Country of Origin: US
• CA Prop 65 Wht Label: N

Classification Details

• Harmonization Code: 8414596560
• GDS Category Name: Centrifugal Downblast Roof Exhaust Fans without Mo
• GDS Family Name: Roof Ventilators
• GDS Segment Name: HVAC and Refrigeration
• UNSPSC: 40101502
• UNSPSC Class ID: 15
• UNSPSC Commodity Name: Ventilation
• UNSPSC Commodity ID: 02
• UNSPSC Commodity Name: Air exhausters
• UNSPSC Family ID: 10
• UNSPSC Family Name: Heating and ventilation and air circulation
• UNSPSC Segment ID: 40
• UNSPSC Segment Name: Distribution and Conditioning Systems and Equipment and Components

Shipping Details

• Not For Sale In: HI AK PR