EWC Controls

EWC Controls - 10X20 ND - 10"x 20" Motorized Damper

Item: EWCND1020
MFG: 10X20 ND
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10" x 20" Motorized Damper


The 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.

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

Features and Specification

Individual Fan Control No
LEDs Yes
Length 22.0000
Maximum Temperature 185°F (85°C)
Mounting Face plate
Damper Type Zone
Dimensional Weight 16.0000
EAN 0845484001422
Emergency Heat Switch No
Height 7.0000
Heat Pump Compatible Yes
Network Zoning No
Type Zone Damper
UL Listed Yes
UL Recognized Yes
UPC 845484001422
Voltage 24 VAC
Warranty Offered Yes
Width 14.0000
Size 10" x 20"
Power Method 24 Volt
Phase Single
Package Height 7.0000
Package Length 22.0000
Package Weight 7.1000
Package Width 14.0000
Shape Rectangle
Composition Aluminum
Cubic Measurement 1.2477
Weight 7.1000
Connection Type T' Block
Ambient Temperature Range -20°F to 160°F (-28.8°C to 71.1°C)
Amps 1.5
Brand EWC Controls


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