Swirl diffusers OD11 - Pichler

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Blade opening angle during heating and cooling operation OD-11V 400 COOLING Blade angle ΔT z OD-11V 500 COOLING Blade angle ΔT z -10 K -15 K -10 K -15 K ΔT +10 K Δ z +15 K 1 2 3 4 0 0,03 0, 0,05 0,10 0,15 H1 (m) v H1 / v ef HEATING +5 K 1 2 3 4 5 6 7 8 910 0,03 0,04 0,05 0,10 0,15 H1 (m) v H1 / v ef HEATING ΔT z +10 K +5 K +15 K 10 9 8 7 6 5 4 3 2 1 1 3 4 v ef (m/s) H1 (m) 5 6 10 9 8 7 6 5 3 2 1 1 3 4 v ef (m/s) H1 (m) 5 6 Calculation xampe 3 (i) Q = 2700 m³/h v H1 = 0,2 m/s t z = -10 K H = 9 m H1 = 9-1,8 = 7,2 m Recommended size: 630 OD-11V 630 COOLING Blade angle ΔT z +5 K +10 K +15 K v ef = Q/(Aef3600) = 2700/(0,323600) v ef = 2,3 m/s v H1/v ef = 0,2/2,3 = 0,08 Blade angle: 44° 1 3 4 5 6 7 8 910 0,03 0,04 0,05 0,10 0,15 H1 (m) v H1 / v ef ΔT HEATING +15 K +10 K +5 K Δ z 5 10 9 8 7 6 5 3 2 1 1 3 4 6 v ef (m/s) H1 (m) 12
f Blade opening angle during heating and cooling operation OD-11V 800 COOLING Blade angle ΔT z 1 2 3 4 5 6 7 8 910 0,03 0,04 0,05 0,10 0,15 H1 (m) v H1 / v ef ΔT HEATING z 10 9 8 7 6 5 3 2 1 1 3 4 5 6 v ef (m/s) f Pressure drops and sound power level (for version with dispersing plate) H1 (m) OD-11V Size 125 - 800 PRESSURE DROPS AND SOUND POWER LEVEL 10 160 200 250 315 400 500 630 7 55 v ef (m/s) 5 4 3 2 800 2 3 25 30 L WA (dB(A)) 35 40 45 50 1,5 20 1 100 200 300 400 500 700 1000 1500 2000 3000 5000 7000 10000 1 2 3 4 5 7 10 20 50 100 200 Q (m 3 /h) Δp t (Pa) Calculation xampe 2 (i) Q = 350 m³/h L WA = 47 dB(A) p = 75 Pa Blade angle: 32° xampe 3 (i) Q = 2700 m³/h L WA = 37 dB(A) p = 16 Pa Blade angle: 44° 13
Page 1: Air distribution Air for living.
Page 4 and 5: OD-11V with the ADT-2 thermostat wi
Page 6 and 7: Calculation eample of initial and n
Page 8 and 9: Ordering key OD-11 / P / Z / M / I
Page 10 and 11: Calculation xampe 1 (i) Q = 160 m³
Page 14: Version: 07/2013 J. PICHLER Gesells

Swirl diffusers OD11 - Pichler

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