Item - Roof Ventilators
Exhaust Ventilator
Drive Type - Roof Ventilators
Direct Drive
Drive Package With Motor Included
Yes
Base Size - Roof Ventilators
51 in x 51 in
Voltage - Roof Ventilators
230V AC/460V AC
Base Square Size - Roof Ventilators
51
Item
Axial Upblast Roof Exhaust Fan
Drive Package Included
Yes
Assembled/Unassembled
Assembled
Overall Height (In.)
48.5 in
Shaft Dia. Sheave End (In.)
1.375 in
Sones @ 0.250-In. SP @ 5 Ft.
60 sones
Motor Enclosure Design
Totally Enclosed Fan-Cooled (TEFC)
Maximum Static Pressure
1/2 in wc
Nameplate Voltage - Phase
230/460V AC - 3 Phase
Exhaust Airflow @ 0.125 in SP
20,500 cfm
Exhaust Airflow @ 0.250 in SP
19,500 cfm
Nominal Voltage
230/460V AC
Exhaust Airflow @ 0.000 in SP - Range
20,000 to 40,000 cfm
Motor Enclosure
Totally Enclosed Fan Cooled
Sound Level
60 sones @ 0.250 in SP and 5 ft
Exhaust Airflow @ 0.000 in SP
21,200 cfm
Base Dimension
51 in Square
Exhaust Airflow @ 0.100 in SP
21,200 cfm
Spark Resistant Construction Type
Not Rated
Nameplate Voltage
230/460V AC
Base Diameter
Not Applicable
Maximum Ambient Temperature
104 Degrees F
For Air Type
Flammable Vapor
Exhaust Airflow @ 0.000 in. SP - Range
More than 15,000 cfm
Application
Designed for General Ventilation, Smoke, and Fume Removal Where Lower Cost and Less Maintenance are a Priority
Motor Hazardous Location Specification
Class I Groups C u0026 D, Class II Groups F u0026 G
Hazardous Location Specification
Class I Group C; Class I Group D; Class II Group F; Class II Group G
Maximum Noise Level @ 5 Feet
60 sones
Safety Features
Hazardous Locations, Spark-Resistant Propellers
Exhaust Airflow @ 0.375 in SP
18,484 cfm
Exhaust Airflow @ 0.500 in SP
17,325 cfm
Maximum Fan Speed
1,140 RPM
Includes Drive Package
Yes
Features
Butterfly Damper Section, Damper Blades Open When Fan is Energized and Close Weathertight When Unit is Off, Dampers Rotate in Nylon Bearings on a Stainless Steel Axle, Ruggedly Constructed Steel Curb Cap Including Spun Venturi Section for Efficient Air Flow
Material
Aluminum Blade with Steel Housing
Maximum Inlet Air Temperature
104 Degrees F
Airflow @ 0.000 in SP
21,200 cfm
For High-Static Pressure Applications
No
Country of Origin (subject to change)
United States
