25
20
15
10
5
80
12
0
U.S. g.p.m.
50
100
0
U.S. g.p.m.
50
100
150
200
40
35
30
25
20
15
10
5
3
4
1,5
2
2
M
70
60
50
10
8
40
6
30
20
10
0
Q
m
3
/h
10
20
30
0
Q
m
3
/
h
10
20
30
40
50
0
l/min
100
200
300
400
500
0
l/min
200
400
600
800
2
0
0
0
0
2
1
3
0,9
0
0
0
0
60
80
40
20
60
40
20
0
0
9
9
25
25
6
2
0
6
20
15
15
3
1
0
3
10
5
5
0
0
0
0
3
0 Q m /h
10
4
1,2
1,5
2
1
0,6
1
0,3
0,5
20
30
150
200
50
45
40
35
30
25
20
15
10
5
0
0
0
0
0
Q
m
3
/
h
10
20
30
40
50
0
Q
m
3
/
h
10
20
30
40
50
16
14
12
10
8
6
4
2
25
20
15
10
5
80
70
60
50
40
30
20
10
0
U.S. g.p.m.
50
100
0
U.S. g.p.m.
50
100
150
200
0
l/min
200
400
600
800
0
l/min
200
60
40
20
C
60
40
20
72.076N
Q m /h
72.076N
0
3
10
20
30
40
50
400
1,5
2
3
4
1
1,
5
2
3
1
2
0,5
0,5
1
1
0
0
0
0
80
70
2
4
600
800
2,5
5
0
0
8
2
5
9
3
10
5
25
6
20
4
15
15
6
20
10
2
0
0
0
0
0
Qm
3
/h 10
20
30
40
72.076N
50
0
Qm
3
/h 10
20
30
40
72.076N
50
5
49
Curve caratteristiche n ≈ 1450 1/min
A Ø 17 4
NM4 50/16
BØ162
A
B
Ø25
Ø24
1
7
N
4
40 /25
C Ø2
7
A
B
C
A
C
B
A
B
A
B
A Ø 255
B Ø 245
NM4 50/25
C Ø 229
D Ø 209
AØ2 09
B Ø 200
NM4 50/20
C Ø 188
A
C
B
A
B
A
B
C
D
A
C
B
D
N
P
S
H
m
η
(
%
)
P
k
W
H
m
N
P
S
H
m
η
(
%
)
P
k
W
H
m
N
P
S
H
f
t
N
P
S
H
m
η
(
%
)
P
H
P
P
k
W
H
f
t
H
m
N
P
S
H
f
t
N
P
S
H
m
η
(
%
)
P
H
P
P
k
W
H
f
t
H
m
N
P
S
H
f
t
P
H
P
H
f
t
N
P
S
H
f
t
P
H
P
H
f
t