CEILING DIFFUSERS ANK, ANO www.klimaoprema.hr

- Air flow - Total air volume in motion - Distance from the ceiling to the occupied zone - Room height - Distance between diffusers - Distance from wall - Throw distance (x+h) - Effective discharge area - Effective jet velocity - Average core velocity at distance L (m) from diffuser Design changes reserved - Average core velocity at distance h (m) from diffuser - Total pressure drop - Air temperature in the room - Supply air temperature - Core air temperature - (tz - tp) - (tm-tp) - Induction Vuk/V - Sound pow

• Ceiling diffuser for room heights from 2,3 to 4m. • Frame and blades made out of steel sheet, standard RAL 9010 • Fixed blades • Fixing with visible screws Options Damper (L, KL) RAL... Plenum box Fixing with central screw (ANK../2, ANK../3, ANK../4) *C - installation without plenum box Design changes

CEILING DIFFUSERS Diffuser ANK with 1, 2, 3 or 4 discharge directions Effective discharge area table Size *C - installation without plenum box 58 Design changes reserved

CEILING DIFFUSERS PLENUM BOXES FOR ANK - UPK1 • Diffuser is connected to plenum box with central screw and a crossbeam, except for ANK.../1 (fixed with visible screws only) Plenum box dimensions Size Size Number of discharge directions Central screw Damper type (only without UPK) A - supply air B - exhaust air H - horizontal connection V - vertical connection Connection diameter Insulation *Screws are not delivered Design changes reserved

CEILING DIFFUSERS SELECTION DIAGRAMS 1.1 Otpor za ANK-L 1.1 Pressure drop 1.2 Pressure drop 1.2 Otpor za ANK-KL power level % 1.4 Vertical air-stream velocity between two ceilling diffusers Sound power level correction 1.3 Design changes reserved

CEILING DIFFUSERS Example 1: ANK-L L = 3.6 m V = 2000 m3/h vL=0.75 m/s h=1 m (damper 100% open) Diagram 1.7 Model 5 vef =9 m/s Diagram 1.5 i = 11 Diagram 1.6 b02=0.49 m Diagram 1.4 vh =0.44 m/s Diagram 1.1 Δp=54 Diagram 1.3 LWA= 47 dB (A) Correction LWA= 47-0=47 dB (A) efektivna istrujna brzina v [m/s] Design changes reserved

• Ceiling diffuser for room heights from 2,3 to 4m. • Frame and blades made out of steel sheet, standard RAL 9010 • Fixed blades • Fixing with visible screws Options Damper (KL) RAL... Plenum box Fixing with central screw Flow damper Central screw Flow damper (only without UPK) A - supply air B - exhaust air H - horizontal connection V - vertical connection Conection diameter Insulation *Screws are not delivered

CEILING DIFFUSERS PLENUM BOXES FOR ANO Plenum box for round diffuser UPK2 Plenum box for round diffuser UPK3 Design changes reserved

CEILING DIFFUSERS SELECTION DIAGRAM 2.2 Pressure drop for ANO-KL 2.4 Vertical air-stream velocity between two ceilling diffusers Sound power level correction 2.3 2.6 b0,2 diagram mlaza Dijagram širine Design changes reserved

CEILING DIFFUSERS Example 2: Given: Diagram 2.7 Model 3 vef =4.8 m/s Diagram 2.5 i = 11 Diagram 2.6 b02=0.2 m Diagram 2.4 vh =0.27 m/s Diagram 2.2 Δp=23 Pa Diagram 2.3 LWA= 27 dB (A) Correction LWA= 27-1=26 dB (A) Design changes reserved

CEILING DIFFUSERS DISCHARGE DIAGRAM Occupied zone Design changes reserved

CEILING DIFFUSERS Design changes reserved