Damper Diameter8 inch
Nominal Duct Diameter8 inch
FrameGalvanized steel spiral duct
Frame MaterialSteel
Blade MaterialGalvanized Steel
LeakageLess than 1% at 1/2 inch. wc
Maximum Static Pressure1 inch. wc for all models
Motor Electrical Rating24 Vac, 60 Hz, 8VA
Nameplate Voltage24V AC
Frequency60 Hz
Output8VA
Motor TorqueMinimum 71 inch-oz. (500 millinewton meters)
Motor Nominal Angular Rotation90 degree
Motor Shaft Rotation DirectionClockwise, when energized and viewed from the base or shaft end
Motor Mounting PositionMulti-poise
Motor Ambient Temperature Rating40 to 140F (5 to 60C)
Min. Ambient Temp.41 degree Fahrenheit
Nominal Motor Timing at 77°F (25°C) AmbientEnergized at rated load: 30 seconds. De-energized (spring return): 10 seconds
Damper TypeDynamic
ApplicationMotorized
For Duct ShapeRound
Electrical ConnectionHardwired
Motor Electrical ConnectionPush terminals. Solid (not stranded) wire is recommend
Rough Opening Diameter8 inch
Overall Diameter8 inch
Overall Height4 5/8 inch
For Use WithForced Air Zone Control Panels And Static Pressure Control