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1018 Carbon Steel Plate, Material Carbon Steel, Material Grade 1018, Heat Treatable Yes, Heat Treatment Case Hardened, Mechanical Finish Polished, Overall Length 36 in, Overall Width 11 in, Thickness 1 in, Thickness Tolerance +0.000 in/-0.0013 in, Yield Strength 54,000 psi, Fabrication Cold Finished, Machinability 78 Percent, Rockwell Hardness Not Rated, Tensile Strength 80,000 psi, Width Tolerance +0.000 in/-0.0013 in, Standards ASTM A108, ASTM A29, Brinell Hardness 70, Shape Plate
28.8 In.H-W 14.5 In.L Squ Mtrzd Contrl Dampr, For Nominal Duct Diameter 30 in, Damper Application Motorized, Number of Panels 1, Overall Height 29 3/4 in, Overall Length 14 1/2 in, Rough Opening Shape Square, For Duct Shape Square, Overall Width 29 3/4 in, Frame Material Thickness 14 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Rough Opening Length 30 in, Rough Opening Width 30 in, Maximum Air Velocity 3500 fpm, Nameplate Voltage 100/240V AC
50 Hz Motor, Single Phase, Motor Design Capacitor-Start, 1/3 HP, Nameplate RPM 1,425, No. of Speeds 1, Voltage 110/220V AC, Full Load Amps 6.2/3.1, 56 Frame, Usable @ 208V No, Usable @ 200V No, Hz 50, Motor Service Factor 1.15, Max. Ambient Temp. 104 Degrees F, Motor Thermal Protection None, Ins. Class B, Motor Enclosure Design Totally Enclosed Fan-Cooled, Motor Shaft Rotation CW/CCW, Motor Mounting Type Rigid Base, Motor Mounting Position All Angle, Motor Shaft Design Keyed