DetailsThe ND Series Of Ultra-Zone Dampers Was Designed with The Installer and Homeowner In Mind. This Damper Is Easy To Install and Easy To Checkout. The Led Display Allows The Installer To Visually Check The Damper Operation. With A Sturdier Frame, The Damper Installs In The Duct Much Faster and Easier and The Nylon Bushings Insure Quieter Operation. This Is A Feature That Homeowners Will Never Hear About! Quieter Operation and A Longer Life Motor Equals No Call Backs.
The Motor For The ND Damper Is Driven By 17 In. Lbs. Of Torque, Possesses A Manual Gear Release, 3 Wire Power Open/Power Closed Operation and Fail-Safe Led's For Quick Diagnostic Checks. The Motor Is UL Listed and NEMA Class 2 Certified. The Easy Access, Quick Connecting Terminal Block Eliminates The Need For Wire Nuts and Allows For Trouble Free Use. The ND Damper Has A 97% Leak Proof Rating. Overlapping Blades and A Strong Positive Off Motor Insures Accurate Control Of All Zones.The ND Dampers Combined with The Ultra-Zone Zoning System Provides The Most Comfortable and Reliable System In The Industry. Features: Heavy Duty Frame Nylon Bushings For Quieter Operation Revolutionary Motor with Greater Reliability Led's To Show Damper Operation Low Leakage Simple 3-Wire Hook-Up Easier or dering Motor Is Always Mounted On Second Dimension Specified
California residents: see Proposition 65 Warning
Weight 6.8 Pounds (Lb) Width 14 Inches (In) Height 7 Inches (In) Country of Origin USA Length 21 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 Aluminum Connection Type T' Block Emergency Heat Switch No Individual Fan Control No LEDs Yes Maximum Temperature 185°F (85°C) Mounting Face plate Network Zoning Yes Shape Rectangle Size 10" x 18" Type Zone Damper Warranty Offered Yes UL Listed Yes UL Recognized Yes