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Compact round damper control for precise VVT zone airflow regulation
The Round Damper with VVT® Zone Controller (OPNDR) provides reliable, configurable airflow control for VVT zone applications, combining integrated sensing, demand‑controlled ventilation support, and flexible damper operation in a compact round‑duct design.
Spiral metal duct housing: 24‑gauge steel
Elliptical damper blade: 20‑gauge steel
Torque rating: 35 in‑lb
Degree of rotation: 30° to 90°
Pressure rating: 1 in. w.g. static pressure
Integral supply air temperature sensor
DCV sensor input point
Optional 0–10 VDC actuator output
Clockwise or counter‑clockwise rotation
Configurable minimum and maximum open positions
Our experts can help you choose the right commercial, residential, or light commercial HVAC solution from Carrier, Toshiba, and Viessmann.
ahi@ahi-carrier.com
+971 650 45700
Sharjah Research Technology and Innovation Park First Floor, Wing B – Sharjah United Arab Emirates
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