Lindab CBA Perforated Diffuser
Opis
Comdif CBA is a semicircular perforated displacement diffuser for installation against/on a wall or column. Behind the perforated front plate, CBA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.
- The diffuser is suitable for the supply of large volumes of air.
- The geometry of the near zone can be adjusted using adjustable nozzles.
- Duct covers, plinths and wall brackets can be supplied as accessories.
Одржавање
The front plate can be removed from the diffuser, making it possible to clean the nozzles. The visible parts of the diffuser can be wiped with a damp платна.
Наручивање екample
Order – accessories
Cover: CBAZ – 0 – size
Plinth: CBAZ – 2 – size
Wall bracket: CBAZ – 3 – size
Димензија
|
veličina |
A [Мм] |
ØД [Мм] |
H [Мм] |
тежина |
|
1207 |
350 | 125 | 710 | 6.50 |
| 1607 | 420 | 160 | 710 |
7.50 |
|
2010 |
500 | 200 | 970 | 13.0 |
| 2510 | 600 | 250 | 970 |
18.0 |
|
3115 |
730 | 315 | 1490 | 35.0 |
| 4020 | 900 | 400 | 2010 |
58.0 |
|
5020 |
1100 | 500 | 2010 |
78.0 |
прибор
Can be supplied with duct cover, plinth and bracket for wall mounting.
Materials and finish
Diffuser: Galvanised steel
Nozzles: Black plastic
Front plate: 1 mm galvanised steel
Standard finish: Powder-coated
Standard colour: RAL 9003 or RAL 9010 – white, gloss 30.
The diffuser is available in other colours. Please contact Lindab’s sales department for further information.
Технички подаци
The near zone is given at an under-temperature of -3 K to a maximum terminal velocity of 0.20 m/s.
Conversion to other terminal velocities – see table 1, correction of the near zone for -3 K and -6 K respectively
Sound effect level
Sound effect level LW [dB] = LWA + Кok
|
veličina |
Centre frequency Hz |
|||||||
|
63 |
125 | 250 | 500 | 1K | 2K |
4K |
8K | |
|
1207 |
8 | -3 | 0 | 1 | -8 | -КСНУМКС |
-КСНУМКС |
-КСНУМКС |
|
1607 |
10 | -3 | 3 | 0 | -8 | -КСНУМКС | -КСНУМКС | -КСНУМКС |
| 2010 | 15 | -2 | 3 | 0 | -9 | -КСНУМКС |
-КСНУМКС |
-КСНУМКС |
|
2510 |
10 | -1 | 4 | -1 | -9 | -КСНУМКС | -КСНУМКС | -КСНУМКС |
| 3115 | 11 | 1 | 4 | -1 | -8 | -КСНУМКС |
-КСНУМКС |
-КСНУМКС |
|
4020 |
13 | 3 | 4 | -1 | -9 | -КСНУМКС | -КСНУМКС | -КСНУМКС |
| 5020 | 7 | 2 | 2 | 0 | -6 | -КСНУМКС |
-КСНУМКС |
-КСНУМКС |
Пригушење звука
Sound attenuation ΔL [dB] including end reflection.
| veličina |
Centre frequency Hz |
|||||||
|
veličina |
125 | 250 | 500 | 1K | 2K | 4K | 250 | |
| 1207 | 19 | 14 | 5 | 3 | 2 | 1 | 2 |
1 |
|
1607 |
16 | 12 | 4 | 1 | 2 | 1 | 2 | 2 |
| 2010 | 12 | 8 | 4 | 2 | 3 | 2 | 2 |
2 |
|
2510 |
12 | 8 | 5 | 2 | 1 | 1 | 1 | 1 |
| 3115 | 11 | 8 | 3 | 2 | 1 | 1 | 2 |
2 |
|
4020 |
9 | 6 | 1 | 1 | 1 | 1 | 1 | 1 |
| 5020 | 7 | 5 | 0 | 1 | 1 | 1 | 1 |
2 |
Nearzone
Table 1 Correction of the near zone (a КСНУМКС, b 0.2 )
|
Under- temperature Ti - Тr |
Maximum velocity m/s | Mean velocity m/s |
Correction factor |
| -К3 | 0.20 | 0.10 | 1.00 |
| 0.25 | 0.12 | 0.80 | |
| 0.30 | 0.15 | 0.70 | |
| 0.35 | 0.17 | 0.60 | |
| 0.40 | 0.20 | 0.50 | |
| -КСНУМКСК | 0.20 | 0.10 | 1.20 |
| 0.25 | 0.12 | 1.00 | |
| 0.30 | 0.15 | 0.80 | |
| 0.35 | 0.17 | 0.70 | |
| 0.40 | 0.20 | 0.60 |
Lindab reserves the right to make changes without prior notice
2020-10-06
Документи / Ресурси
 |
Lindab CBA Perforated Diffuser [пдф] Упутства CBA Perforated Diffuser, CBA, Perforated Diffuser |
