Hazardous Location Upblast Ventilator Drive Type Belt Wheel Dia 18-1/2 In. CFM @ 0.000-In. SP 3098 Assembled No Motor Voltage 230/460 3 Phase 60/50 Hz Max Operating Amps 1.2/0.6 Motor HP 1/3 Max BHP 0.34 RPM 820 Base Length 30 In. Base Height 1-3/4 In. Overall Dia 35-3/8 In. Base Width 30 In. Shaft Dia Sheave End 3/4 In. Shaft Dia Wheel End 3/4 In. Overall Height 36-1/2 In. Max Inlet Temp 300 Degrees Housing Material Spun Aluminum Mounting Location Roof