ed. 09/202
6
NM4, NMS
4
Characteristic curves n ≈ 1450 rp
m
0
50
100
150
200
U.S. g.p.m.
P
k
W
H
m
N
P
S
H
m
η
η
(
%
)
P
k
W
H
m
N
P
S
H
m
η
η
(
%
)
2
1
0
1
8
6
4
2
0
1,5
1,2
0,9
0,6
0,3
0
8
0
6
0
4
0
2
0
0
9
6
3
0
25
20
15
10
5
0
4
3
2
1
0
7
0
6
0
4
0
2
0
0
9
6
3
0
A Ø
4
7
1
B Ø
2
6
1
0
10
2
0
3
0
40
Q m /h
3
5
0
l/mi
n
0
200
400
600
800
A
B
A
B
N
P
S
H
m
η
η
(
%
)
P
k
W
H
m
C
A
B
A
B
C
0
50
100
150
20
0
U.S. g.p.m
.
40
61
20
9
A Ø
35
4
1
B Ø 200
NM(S)4 50/16
NM(S)4 50/2
0
30
C Ø 188
2
1
5
0
4
5
4
0
3
5
25
0
1
3
0
20
15
10
5
0
2
1,
5
1
P
H
P
H
f
t
8
2
5
6
2
0
1
5
4
1
0
2
0
5
0
0
10
20
3
0
4
0
Q m /h
3
5
0
l/mi
n
0
200
400
600
80
0
2
1,
5
1
0,
5
0
0,
5
2,
5
2
1,
5
1
0,
5
0
0
8
0
6
0
4
0
2
0
0
8
25
25
20
15
10
5
0
6
20
N
P
S
H
f
t
15
4
2
0
10
5
0
0
10
2
0
3
0
40
Q m /h
3
5
0
72.076N
72.076N
0
10
20
3
0
4
0
Q m /h
3
5
0
0
50
100
150
20
0
U.S. g.p.m
.
0
100
150
200
250
300
350
Q (U.S. g.p.m.)
8
0
4
0
A Ø 255
B Ø 245
NM(S)4 50/25
12
0
7
0
3
5
C Ø 229
6
0
3
0
10
0
5
0
2
5
8
0
4
0
2
0
6
0
3
0
1
5
4
0
2
0
1
0
2
0
1
0
5
0
0
0
5
4
3
2
1
0
0.0
5.0
7.5
10.0
12.5
15.0
17.5
20.
0
(l/s
)
10
A
8
6
4
2
0
8
0
1
0
5
0
A
B
6
0
4
0
2
0
3
2
5
2
0
1
5
1
0
5
0
2
5
1
0
0
A Ø32
5
B Ø29
5
NM(S)4 50/31
C Ø26
5
D Ø 209
0
10
2
0
3
0
4
0
Q m /h
3
5
0
l/mi
n
0
200
400
600
800
A
B
P
H
P
H
f
t
H
m
0
20
40
60
8
0
3
Q m /
h
0
400
600
800
1000
120
0
l/mi
n
B
C
P
(
H
P
)
H
(
f
t
)
C
D
C
D
N
P
S
H
f
t
N
P
S
H
m
(
%
)
P
k
W
A
C
B
B
A
C
N
P
S
H
(
f
t
)
0
20
40
60
8
0
3
Q m /h
0
10
2
0
3
0
4
0
72.076N
Q m /h
3
5
0
6
7
P
H
P
H
f
t
N
P
S
H
f
t
