US g.p.m.
75
Imp g.p.m.
0
25
50
75
100
0
25
50
feet
300
200
100
P
r
e
v
a
l
e
n
z
a
H
(
m
e
t
r
i
)
4
0
0
5
10
15
20
m3/h
Portata Q4
0
1.2
2.4
4.8
7.2
9.6 12.0 14.7 16.8 19.2 21.6
0
20
40
80 120 160 200 240 280 320 360
Q = Portata H = Prevalenza manometrica totale
542
Q
H
m3/h
l/min
metri
52.5
87
51.5
85
50
83
45
75
62.5
38.5
64
56
29
48
100
100
100
90
77
58
57
–
54
50
45
37.5
47
28.5
35.5
17
71
–
67.5
21.5
99
–
95
88
78
66
50
30
100
–
100
100
90
75
57
34
56
–
–
53.5
51
47.5
43
37.5
30.5
22
12
70
84
–
–
–
–
67
80
64
77
59.5
72
54
64.5
47
56
38
45.5
27.5
15.5
33
18.5