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- The RRD is a round damper that is easily inserted into rigid round ducts for retrofit zoning in forced air heating and cooling systems. This power open, power closed damper actuator is available in four sizes for 5 in, 6 in, 7 in and 8 in ducts.
Retrofit Damper, Series: RRD, 7 in Dia, Round, 24 VAC, 90 deg Rotation, 90 s Timing, Power Open, Power Closed Motor, 3-Wire, 41 to 122 deg F, Steel, Galvanized
- 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
- GGaskets around blade and under motor housing for low internal leakage and very low external leakage
- Range stops with easy adjustments from top of motor
- Easy-to see and reliable mechanical blade position indicator
- Easy-to hood up with conventional thermostat wire
- Simple manual blade positioning with push button gear release
- Motor or actuators mounting - direct connection to damper shaft
- Rotation Angle90 degShapeRoundVoltage Rating24 VACElectrical Connections3-WireFinishGalvanizedManufacturerHoneywellManufacturer #RRD7/UMaterialSteelMotor TypePower Open, Power ClosedSeriesRRDTemperature Rating41 to 122 degFTiming90 sec