Type DJ

HIGH CAPACITY DRUM JET DIFFUSER FOR LONG THROW, SUPPLY AIR APPLICATIONS

Single ventilation grilles for long throw, supply air applications.

  • Suitable for exposed duct mounting or sidewall installations
  • Volume flow rate range 138 - 2000 l/s or 500 - 7200 m3/h
  • Grille face made of aluminium with powder-coat finish
  • Front border, 38 mm with counterpunch fixing holes
  • Aerodynamically efficient profile results in low noise levels and pressure drop
  • Manual discharge angle adjustment for optimum air direction control


Optional equipment and accessories

  • Grille face in RAL CLASSIC colours
  • Attachments for volume flow rate balancing and air direction control
DJ
  • APPLICATION
  • DESCRIPTION

Application

  • Ventilation nozzle Type DJ as supply air variant for comfort and industrial zones
  • Adjustable vertical air discharge angle (±30°) suitable for long throw applications
  • Adjustable vertical guide vanes for air direction control and throw length reduction
  • For constant volume flows
  • For supply air to room temperature differences from -12 to + 10 K
  • For installation in walls and rectangular ducts


Nominal sizes

Single grille

  • Nominal length: 261 mm, 337 mm, 490 mm, 540 mm, 642 mm, 667 mm, 794 mm, 921 mm
  • Nominal height: 170 mm, 271 mm



Variants

  • DJ: Single nozzle
  • DJD: Single nozzle with adjustable front blades


Parts and Characteristics

  • Rectangular profile border sections
  • Adjustable vertical discharge angle (±30°)
  • Adjustable vertical guide vanes for air direction control and throw length reduction


Attachments

  • OB, VED: For volume flow rate balancing


Accessories

  • OB/DM: Duct mounted opposed blade damper (supplied loose)
  • VED/DM: Duct mounted volume equalising deflector (supplied loose)


Construction Features

  • 38 mm wide profiled border
  • Adjustable vertical guide vanes for directional air discharge and throw length control


Materials and Surfaces

  • Border and blades made of aluminium
  • PC: Border and blades powder-coated, RAL..., BS...


Installation and Commissioning

    • Installation preferably in walls or rectangular ducts
    • Stub duct required for rectangular ductwork installation
    • DJ nozzle should be installed using counterpunch border holes, fixed with screws


Standards and Guidelines

  • Sound power level of the air-regenerated noise measured according to EN ISO 5135


Maintenance

  • Maintenance-free as construction and materials not subject to wear
  • Inspection and cleaning to VDI 6022


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Contact

Thank you for your message!

Visual contact Visual contact

Your message is send and will be processed shortly.
Our department for Service-Requests will contact you asap.
For general question regarding products or services you can also call:
Tel.: +44 (0)1842 754545 | Fax: +44 (0)1842 763051