con girante aperta
6
5
4
3
0.1
0 U.S. g.p.m. 2
3
4
5
6
7
8
9
10
11
15
14
13
12
0 U.S. g.p.m.
5
10
15
20
0.05
25
20
15
10
5
0.7
0.6
0.5
0.4
0.3
0.2
4
3
2
1
10
20
0
Qm
3
/
h
0.5
1
1.5
2
2.5
9
0.3
0.2
0.1
0
Qm
3
/
h
1
2
3
4
5
0
l/mi
n
2
0
3
0
4
0
5
0
6
0
7
0
80
0
l/min
10
0
l/s 0.1
20
30
0.5
40
0.2
0.3
0.4
0.6
0
l/s
0.2
0.4
0.6
0.8
1
1.2
20
0
Qm
3
/h
1
2
3
4
5
6
7
0
l/min 20
40
60
1
80
100
0
l/s
0.5
1.5
1.9
0
0
0
Qm
3
/h
1
2
3
4
5
6
72.12
3
7
19
18
17
16
15
14
11
13
10
12
11
1
0
8
45
40
35
30
0.4
0.3
0.2
0.1
0.1
0
0
0
0
0
Qm
3
/h
0.5
0 U.S. g.p.m.
1
1.5
2
72.126
2.5
30
80
70
60
50
40
30
0.9
0.8
0.7
0.6
0.5
0.4
0.3
12
10
8
6
4
2
200
4
12
3
10
8
2
1
6
4
2
0
0
0
Qm
3
/h
1
2
3
4
72.121
5
Curve caratteristiche n ≈ 2900 1/min
C 16/1
Ø 64
20
25
28
30
η 31%
C 20
Ø 95.5
40
45
50
54
η 56%
54
C 22
C 22/1
C 22 Ø 119.5
35
40
4
C 22/1 Ø 116
4
46
47
46
44
40
η 49%
35
C 22
C 22/1
N
P
S
H
m
P
k
W
H
m
P
k
W
H
m
N
P
S
H
f
t
P
H
P
H
f
t
P
H
P
P
k
W
H
f
t
H
m
N
P
S
H
m
N
P
S
H
f
t
P
H
P
H
f
t