NF
Characteristic curves
0
200
300
400
500
600
700
800
Q (U.S. g.p.m.
)
H
(
m
)
N
P
S
H
(
m
)
η
(
%
)
P
(
k
W
)
H
(
m
)
N
P
S
H
(
m
)
η
(
%
)
P
(
k
W
)
5
0
4
0
3
0
2
0
1
0
2
0
1
5
1
0
5
0
10
0
8
0
6
0
4
0
2
0
0
2
0
1
5
1
0
5
0
70
60
50
40
30
20
10
0
40
30
20
10
0
100
80
60
40
20
0
20
15
10
5
0
NF 65-160
n = 2900 rp
m
A Ø17
5
B Ø160
NPSH1
6
0
50
100
150
20
0
Q (m3/h)
0
1000
1500
2000
2500
3000
Q (l/min)
0
10
20
30
40
50
Q (l/s
)
B
A
B
A
B A
0
50
100
150
20
0
Q (m3/h
)
0
400
600
800
1000
Q (U.S. g.p.m.
)
A Ø21
5
NF 65L-20
0
B Ø20
2
n = 2900 rp
m
C Ø188
NPSH16
0
50
100
150
200
250
Q (m3/h)
0
1000
1500
2000
2500
3000
3500
4000
Q (l/min)
0
10
20
30
40
50
6
0
Q (l/s)
A
C
B
A
C
B
C B
A
120
100
H
(
f
t
)
80
60
40
2
0
1
0
0
5
0
2
5
0
200
150
100
50
0
40
20
0
50
25
0
P
(
H
P
)
N
P
S
H
(
f
t
)
H
(
f
t
)
P
(
H
P
)
N
P
S
H
(
f
t
)
0
50
100
150
200
250
Q
Q (m3/h
)
NPSH16
H
(
m
)
N
P
S
H
(
m
)
η
(
%
)
P
(
k
W
)
H
(
m
)
N
P
S
H
(
m
)
η
(
%
)
P
(
k
W
)
15
0
0
200
300
400
500
600
700
800
Q (U.S. g.p.m.)
60
50
40
30
20
10
0
25
20
15
10
5
0
100
80
60
40
20
0
20
15
10
5
0
90
80
70
60
50
40
30
20
10
0
40
30
20
10
0
80
60
40
20
0
20
15
10
5
0
A Ø206
NF 65-20
0
B Ø19
3
n = 2900 rp
m
C Ø18
2
NPSH1
6
0
50
100
150
200
Q (m3/h)
0
1000
1500
2000
2500
300
0
Q (l/min)
0
10
20
30
40
5
0
Q (l/s)
A
B
C
B
A
C
C,B
A
0
50
100
150
200
Q (m3/h)
0
200
300
400
500
600
700
800
Q (U.S. g.p.m.)
A Ø24
9
NF 65-25
0
B Ø23
2
n = 2900 rp
m
C Ø21
2
NPSH16
0
50
100
150
200
Q (m3/h
)
0
1000
1500
2000
2500
300
0
Q (l/min
)
0
10
20
30
40
5
0
Q (l/s
)
A
B
C
A
B
C
C,B,A
175
150
125
100
H
(
f
t
)
75
50
25
0
20
P
(
H
P
)
0
50
25
N
P
S
H
(
f
t
)
0
25
0
20
0
15
0
H
(
f
t
)
10
0
5
0
0
4
0
2
0
P
(
H
P
)
0
5
0
2
5
N
P
S
H
(
f
t
)
0
0
50
100
150
200
Q
Q (m3/h)
