CLAc/CLBa - Swegon
CLAc/CLBa - Swegon
CLAc/CLBa - Swegon
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<strong>CLAc</strong>/<strong>CLBa</strong> ------------------------------------------------------------<br />
DESIGN<br />
<strong>CLBa</strong> is a rectangular sound attenuator for connection to<br />
circular ducts, equipped with acoustic splitter for improved<br />
sound attenuating performance.<br />
The installation height is all of 80 mm less than a conventional<br />
circular sound attenuator.<br />
<strong>CLBa</strong> is manufactured as standard in galvanized steel sheet.<br />
It fulfils requirements for fire class E30.<br />
The sound attenuating material, CLEANALON ® -AL , is a type<br />
approved insulation material consisting of long-fibre, compressed<br />
mineral wool. The mineral wool is covered with a<br />
microperforated aluminium-foil. CLEANALON ® -AL is type<br />
approved with regard to cleaning, fibre loosening, ageing<br />
properties, emissions etc.<br />
The connection spigots are equipped with rubber seals.<br />
Dimensions from Ø500 to Ø800 mm are available on order.<br />
For <strong>CLBa</strong> with other dimensions please contact your nearest<br />
<strong>Swegon</strong> office for further information.<br />
Figure 2. <strong>CLBa</strong> - Dimensions<br />
Technical data <strong>CLBa</strong><br />
Size Length Static set attenuation (dB as in ISO 7235:91)<br />
(mm) 63 125 250 500 1K 2K 4K 8K<br />
500 600 4 5 15 23 29 20 15 14<br />
1200 5 7 16 24 30 22 16 14<br />
630 600 3 4 12 19 22 17 12 9<br />
1200 4 6 13 20 23 18 12 10<br />
800 600 2 2 10 12 11 7 6 2<br />
1200 3 4 11 13 11 8 7 3<br />
4<br />
<strong>Swegon</strong> Indoor Climate Systems 2004 - Air distribution products. Rev - 2006-05<br />
www.swegon.com
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