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Rectangular Volume Control Damper HDHD

Rectangular Volume Control Damper HDHD

Product Code: MD-HVK-0033

HDHD-A: Standard rectangular volume control damper. HDHD-B: Sealed rectangular volume control damper. HDHD-A and HDHD-B dampers are used to regulate airflow in duct systems. The linkage mechanism drives the blades in opposite directions. The manual damper is set by hand to the required airflow rate and locked in position by the mechanism on the operating handle. It can be manufactured for use with a 24 V or 230 V servo actuator. The standard version uses externally driven injection-moulded plastic gears. For applications where plastic gears are unsuitable, a special mechanism with bronze bearings can be supplied. Applications Shopping malls Offices and workplaces Garages and car parks Hospitals and hygienic areas Factories and industrial facilities Installation Duct mounting with bolts, nuts and duct clips Accessories SM: Servo actuator (24 V–230 V) LS: Limit switch

  • Material
  • Frame and blades manufactured from extruded aluminium profiles.
  • Surface Finish
  • Electrostatic powder coating (standard colours: RAL 9010 and RAL 9016)
  • Anodized aluminium
  • Available in all other RAL colours upon request.