VVKN-A-S-300-SW

VVKN-A-S Swirl Diffusers

Swirl ceiling diffuser for supplying or extracting air

  • Fixed blades 

  • Ventilation & Air Supply 

  • Air duct installation 

  • Aesthetic design


VVKN-A-S-300-SW#217897

Radially aligned blades

The faces of the VVKN swirl diffuser are fitted with a radially aligned set of variously shaped blades, which guarantees an even distribution of swirl supply air. 


Air duct installation

The VVKN swirl diffuser will usually be installed onto an air duct using a plenum box with a horizontal or vertical connection. 


Galvanised steel

The diffuser face is made of galvanised steel making it robust and durable.

The VVKN swirl diffuser with fixed blades is designed to provide effective and comfortable air distribution. The diffuser face is supplied with a radially aligned set of blades of various shapes which guarantee an even distribution of swirl supply air into the occupied zone. The VVKN swirl diffuser can be installed onto an air duct using a plenum box with a horizontal or vertical connection by a flexible circular tube or the SPIRO duct. The VVKN can be used for both supplying or extracting air. It can also be used for ventilation, as well as supply cold or warm air. 

The diffuser face is made of galvanised steel and has a powder-painted surface. It’s also possible to manufacture the diffuser from stainless steel AISI304 or AISI316. In the centre of the diffuser, there is a screw opening to enable mounting. The mounting consists of installing the plenum box to the ceiling using drawbars and mounting the diffuser face onto the plenum box using a centric screw which is included in the delivery.


Tech specs

Technical Data

Article name
VVKN-A-S-300-SW
Article number
#217897
Default
Nominal data
Air flow(s)94; 120; 150m³/h
Duct connection typeCircular
Pressure drop5; 8; 12Pa
Sound power level24; 29; 34dB(A)
Sound pressure level (10 m² room absorbtion area)20; 25; 30dB(A)
Dimensions and weights
Weight0.7kg

Specification

Ceiling swirl diffusers with fixed slats on a square front panel. Straight or curved louvers. Can be used as a supply and exhaust diffuser in comfort zones. Diffuser for highly induced swirl-shaped horizontal airflow. The front panel is installed on a junction box (sold separately) with a top or side connection piece. Available sizes from 300 to 625 mm edge length, also available 600 mm base plate with diffuser size 300, 400, or 500 mm.– High induction for a rapid reduction of the supply air temperature difference and air velocityMaterial:The diffuser is supplied with a square front plate made of galvanized sheet steel. The surface is powder-coated in signal white (RAL9003) as standard; the front panel can be painted in other RAL colors on request. We can also supply a stainless-steel version in AISI304 or AISI316 without surface treatment. The outlet is attached to a central cross member in the junction box using a central screw. A screw with a white decorative cap and a self-adhesive seal are included.Design– Front panel square (S)– Slats straight (A) - Size: 300- Plenum box: PB-VVK-S- Shape of plenumbox: Square- Spigot size: 160- Connection position: Horizontal connection (from the side)- Insulation: Without insulation- Airflow direction: Supply

Documentation

BIM

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