DetailsURD A Single Blade Round Damper with A (2) Two Position, 24 Volt Motor. The Motor Is Powered Both Ways - Powered Open and Powered Closed. The Motor Features Led's That Indicate The Position Of The Motor Whether Open or Closed. The Led's Are Colored Red For Closed and Green For Open. These Indictors Are A Failsafe Measure Meaning That They Will Not Illuminate Until The Blade Of The Damper Has Gone To Its Full Open or Full Closed Position.
The Motor Is A 3 Wire Hook-Up with A Common, A Power Open Leg and A Power Closed Leg. The Available Sizes Are 4" - 6" - 7" - 8" - 9" - 10" - 12" - 14" - 16"-18"-20". It Can Also Be Purchased with An S1A End Switch, As A URD-L (No Motor), or As A URD-LM24 SR-T (Modulating Motor).
California residents: see Proposition 65 Warning
Weight 5.3 Pounds (Lb) Width 12 Inches (In) Height 10 Inches (In) Country of Origin USA Length 12 Inches (In) Brand EWC Controls Voltage 24 VAC Amps 1.5 Power Method 24 Volt Phase Single Cycle/Hertz 50 Cycle/Hertz 60 Damper Type Zone Heat Pump Compatible Yes Ambient Temperature Range -20°F to 160°F (-28.8°C to 71.1°C) Color Silver Composition Steel Connection Type T' Block Emergency Heat Switch No Individual Fan Control No LEDs Yes Maximum Temperature 185°F (85°C) Mounting Crimped edge Network Zoning Yes Shape Round Size 8" Type Motorized 3-Wire Power Open, Power Close Warranty Offered Yes UL Listed Yes UL Recognized Yes