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Pressure losses<br />
Perdite di carico in tubi rigidi<br />
Pressure loss in fixed pipes<br />
0,4 1,0 2,0 4,0 10 20 40 100 200 400 1000 [m³/h] 6000<br />
30,0<br />
[m]<br />
20,0<br />
DN20<br />
30,0<br />
[m]<br />
20,0<br />
DN25<br />
10,0<br />
DN32<br />
DN40<br />
10,0<br />
4,0 m/s<br />
8,0<br />
6,0<br />
DN50<br />
8,0<br />
6,0<br />
3,0 m/s<br />
DN65<br />
4,0<br />
DN80<br />
4,0<br />
DN100<br />
DN125<br />
2,0 m/s<br />
2,0<br />
DN150<br />
2,0<br />
1,5 m/s<br />
DN200<br />
1,0<br />
DN250<br />
1,0<br />
0,8<br />
0,6<br />
1,0 m/s<br />
DN300<br />
DN350<br />
DN400<br />
0,8<br />
0,6<br />
0,8 m/s<br />
DN500<br />
0,4<br />
DN600<br />
0,4<br />
0,6 m/s<br />
DN700<br />
DN800<br />
0,2<br />
0,4 m/s<br />
DN900<br />
DN1000<br />
0,2<br />
0,1<br />
0,1<br />
0,1 0,2 0,4 1,0 2,0 4,0 10 20 40 100 200 400 [l/s] 1000 2000<br />
Q = volume flow; Dv = pressure loss per 100 m hose (k b = 0.1)<br />
Q = portata; D V<br />
= perdite<br />
di carico per 100 m di tubo<br />
(k b<br />
= 0,1)<br />
<strong>Wilo</strong> Building Services catalogue – 50 Hz – Drainage and sewage – Edition 2011/2012 – Subject to change without prior notice<br />
39
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