lindab | we simplify construction Perforated diffuser - semicircular CHA Dimension A ØD H A/2 A Description Comdif CHA is a semicircular perforated displacement dif- fuser for installation against a wall or column. Behind the perforated front plate, CHA 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 cir- cular 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. Size Size 1 1 2 2 0 0 7 7 1 1 6 6 0 0 7 7 2 2 0 0 1 1 0 0 2 2 5 5 1 1 0 0 3 3 1 1 1 1 5 5 4 4 0 0 2 2 0 0 5 5 0 0 2 2 0 0 6 6 3 3 2 2 0 0 A [m A m] [mm] 250 250 300 300 360 360 400 400 520 520 630 630 730 730 830 830 ØD [m Ø m D ] [mm] 125 125 160 160 200 200 250 250 315 315 400 400 500 500 630 630 H [m H m] [mm] 710 710 710 710 970 970 970 970 1490 1490 2010 2010 2010 2010 2010 2010 Weight W [ e k i g g ] ht [kg] 6,50 6.50 7,50 7.50 13,0 13.0 18,0 18.0 35,0 35.0 58,0 58.0 78,0 78.0 106 106 Maintenance The front plate can be removed from the diffuser, making it possible to clean the nozzles. The visible parts of the dif- fuser can be wiped with a damp cloth. Order code Accessories Can be supplied with duct cover, plinth and bracket for wall mounting. Product Type Size CHA Order - accessories Cover: Plinth: Wall bracket: CHAZ - 0 - size CHAZ - 2 - size CHAZ - 3 - size aaaa Materials and finish Diffuser: Nozzles: Front plate: Standard finish: Standard colour: Galvanised steel Black plastic 1 mm galvanised steel Powder-coated RAL 9003 or RAL 9010 - white, gloss 30 The diffuser is available in other colours. Please contact Lindab’s sales department for further information. Lindab reserves the right to make changes without prior notice 1 2022-08-17
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