Description
Product Overview:
  • The RRD is a round damper that is easily inserted into rigid round ducts for retrofit zoning in forced air heating and cooling systems. It is available in four sizes for use in 5 in., 6 in., 7 in., and 8 in. ducts. The damper is used with Honeywell HZ221, HZ311, HZ322, HZ432 and similar zone control systems. The power open, power closed actuator draws 2.5 VA allowing multiple dampers per zone, but delivers high torque for reliable operation.

Product Features:
  • Easy slide-in installation
  • 2.5 VA allows for many dampers on one zone
  • Available in 4 sizes to fit most rigid round branch ducts
  • Quiet, long life motor automatically shuts itself off in full open and closed positions
  • Gaskets around blade and under motor housing for low internal leakage and very low external leakage
  • Range stops with easy adjustment from top of motor
  • Easy to see and reliable mechanical blade position indicator
  • Easy to hook up with conventional thermostat wire
  • Simple manual blade positioning with push button gear release

Product Specifications:
  • Description: Retrofit Round Damper
  • Application: Zone Damper
  • Shape: Round
  • Motor Mount: Direct connection to damper shaft
  • Motor Type: Power open/Power close
  • Motor Timing: 90 seconds
  • Wires to Motor: 3
  • Other Motor Information: Range stops
  • Voltage: 24V
  • Size (in.): 8 in.
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Specs
Size:
8"
Application:
Air Quality
Voltage:
24v
Motor:
Power Close
Power Open
Motor Mount:
Direct Connection to Damper Shaft
Motor Timing:
90 Seconds
Shape:
Round
Wires to Motor:
3
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