DHC

VARIZON® Displacement unit with adjustable distribution pattern

Adjustable spread pattern and affected area
Suitable for all types of rooms
Air volume measuring point
Cleanable
Concealed fixing
Standard colour White RAL 9003
- 5 alternative standard colours
- Other colours upon request

Function
- Supply air

Calculate with your requirements

DHC is a complete, semi-circular displacement unit for wall mounting that provides supply air at low velocity to the occupied zone. The spread pattern is easily adjustable due to adjustable nozzles. Accessories include a floor plinth, duct cover and a controller.

Design

The DHC is a complete, semi-circular displacement unit for wall installation. The body consists of a rear section with top and bottom plates and an air diffusion plate equipped with a number of adjustable nozzles. The top plate has a circular inlet socket. The diffusion plate has an access hatch for accessing the duct system. The perforated front plate is fixed to the terminal with concealed screws, behind the removable aluminium side strips. The measuring point is placed behind one of the side strips.

Material and surface treatment

The displacement unit is manufactured in galvanized sheet steel and aluminium profiles. It is coated with paint.

Standard colour:
- RAL 9003, signal white, gloss 40
Alternative standard colours:
- RAL 9006, white aluminium, gloss 80
- RAL 9007, grey aluminium, gloss 80
- RAL 9010, pure white, gloss 40
- RAL 9005, jet black, gloss 35
- RAL 7037, dusty grey, gloss 30
Non-painted finish and other colours available on request.

Adaptation

AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)
DHC Size	25 dB(A)		30 dB(A)		35 dB(A)
DHC Size	l/s	m3/h	l/s	m3/h	l/s	m3/h
125	55	198	65	234	80	288
160	85	306	100	360	120	432
200	135	486	150	540	180	648
250	180	648	215	774	250	900
315	300	1080	350	1260	400	1440
400	425	1530	500	1800	590	2124
500	625	2250	730	2628	860	3096
630	900	3240	1100	3960	1250	4500
800	1300	4680	1500	5400	1750	6300
Data for the DHC + regulator REG are shown in a separate table. *) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 10 m² room absorption area.

Listed in Nordic Ecolabelling Portal

The product is listed in the database for building products that can be used in Nordic Swan Ecolabelled buildings.

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Include Accessory documents

Document	Product	Document type
Product description - Air diffusers & dampers (pdf 249.19kB)	Air diffusers, dampers	Brochure
Overview - Air diffusers (pdf 4.28MB)	Air diffusers	Brochure
Commissioning guide - Air diffusers, VAV/CAV- & Commissioning dampers (pdf 7.73MB)	Air diffusers, dampers	IOM Manual
Installation, commissioning, maintenance (pdf 956.39kB)	DHCe	IOM Manual
VARIZON® Curved displacement unit with adjustable spread pattern (pdf 925.85kB)	DHCe	Technical catalogue
Nano certificate (pdf 71.51kB)	Air diffusers	Quality

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