DVkatalog uk 09 2015 V9 i

Damper DVA
20
| Danvent DV • Damper DVA
Function
Supply or extract air shutoff damper.
Air tightness classification
Class 3 according to EN 1751:2014.
Damper blades
Aerodynamically formed aluminium
profiles. Can be supplied as an option:
• Insulated
• Anodized.
Bearings
Synthetic bearings with large bearing
surfaces.
Sealing
Rubber sealing strips between the
damper blades. Special sealing
between frame and damper blades.
Shafts
14,3 mm
aluminium
16,3 mm aluminium with
steel reinforcement
Blade pivoting system
Steel rods with maintenance free
brass bushings.
Blade position indicator
Arrow for indication of the blade
position.
Motor bracket
Bracket for fixing of a damper motor
for each damper.
Damper motor
The dampers are activated by a
motor for each damper.
DV 10-150: 1 damper motor.
DV 190-240: 2 damper motors.