Performance Ranges NK

Curve Conditions Performance Tests

The requested duty point for every pump is tested
Selection of Pumps
according to ISO 2548, class C, annex B and without
The guidelines below apply to the curves shown in the certification.
performance charts on pages 35 - 106.
In case of pumps ordered with impeller diameter only
Tolerances according to: (no requested duty point), the pump will be tested at a
ISO 2548, Class C, annex B. duty point which is 2/3 of the maximum flow of the
The curves show pump performance with different published performance curve which is related to the
impeller diameters at the nominal speed. ordered impeller diameter (according to ISO 2548,
The bold part of the curves show the recommen- class C, annex B).
ded operating range. If the customer requires either more points on the curve
The thin parts show the possible operating range to be checked or certain minimum performances or
but the lower efficiency here might suggest the se- certificates, individual measurements must be made.
lection of a smaller/larger pump type.
Due to the risk of overheating, a flow rate equal to Certificates
10% of the flow rate at maximum efficiency is nee-
ded at all times. Certificates have to be confirmed for every order and
The curves apply to the pumping of water at a tem- are available on request as follows:
perature of +20C and a kinematic viscosity of
1 mm/s (1 cSt). According to EN 10204
ETA: The dashed lines show values of the hydraulic Certificate for compliance
efficiency of the pump. with the order EN 10204 - 2.1
NPSH: The curves show average values measured Pump certificate EN 10204 - 2.2
under the same conditions as the performance cur- Works certificate EN 10204 - 2.3
ves. Inspection certificate EN 10204 - 3.1 B
When dimensioning the pump, add a safety margin Inspection certificate EN 10204 - 3.1 C
of at least 0.5 m.
According to ISO 2548, Class C, annex B
Certificate A
Certificate A with approval of official inspector.

31
32

Performance Ranges
H [m]
150 NK -1
2900 min NK 80-315
NK 100- 315
NK 65-315 NK 150-315
100
90
80

NK
NK 40-250 NK 50-250

12
NK 80-250
70

5-
25
0
NK 65-250
60
NK 100-250

50 NK 50-200 NK 80-200
NK 32-200 NK 40-200
NK 65-/200 NK100-200
40

NK 32-160
30 NK 50-160 NK 65-160
NK 40-160

NK
80
-1
60
20
NK 65-125
NK 50-125

15
NK 32-125
NK 40-125

10
9
8
7
6
5

Standard Pumps
4
4 5 6 8 10 15 20 30 40 50 60 80 100 150 200 300 400 500 600 800 1000
Q [m/h]

NK
TM01 0162 0697Performance Range, 2900 min-1
 Performance Range 1450 min-1

Performance Ranges
H [m]
100
90
NK -1

NK
1450 min

25
80

0-
NK 200-500

50
0
70
60
50

NK
15
NK 80 - 400 NK 100-400 NK 250-400

0-
40
NK

0
40

NK
12

20
5-

0-
40

40
0

0
NK
30

10
NK 80-315

0-
NK 65-315

31
5
NK 125-315 NK 250-330

20
NK 40-250 NK 50-250 NK 65-250 NK 80-250 NK 100-250 NK 125-250 NK 250-310
NK 150-315 NK 300-360
15

NK 32-200 NK 40-200 NK 50-200 NK 65-200 NK 80-200 NK 100-200

10
9
8
NK 32-160 NK 40-160 NK 50 -160 NK 65-160
7

NK
80
6

-1
60
5

4
NK

NK 65-125
NK 32-125
40
-1
25

NK 50-125

Standard Pumps
2
2 3 4 6 8 10 15 20 30 40 60 80 100 150 200 300 400 600 800 1000 1500 2000
Q [m/h]

NK
TM01 0161 5098Performance Range, 1450 min -1
33
34

Performance Range 1450 min-1

Performance Ranges
H [m]
50 NK -1
970 min
40
NK 250 - 400 NK 250 - 500

30

20
NK 200 - 400
NK 200 - 500

15

NK 300 - 360
10
NK 150 - 315 NK 250 - 310 NK 250 - 330
9
8
NK 125 - 250
7
6
NK 100 - 200
5

Standard Pumps
2
40 50 60 70 80 90 100 150 200 300 400 500 600 700 800 900 1000 1500
Q [m/h]

NK
TM01 3146 3598Performance Range, 970 min-1
Performance Curves NK
Standard Pump

H [m]
137 mm
57 % 60 % NK 32 - 125
-1
63 % 50 Hz, n = 2900 min
24
ISO 2548 Class C
129 mm 64.9 %
22

20 63.1 %

119 mm 63 %

18
60 %
60.9 %

16 107 mm 57 %

14 58.3 %

12

88 mm
10 54.2 %

0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 Q [m/h]

P [kW] 137 mm
2.0
TM00 0172 0499Performance Curves, 2900 min -1 NK 32-xxx

1.8
129 mm
1.6
NPSH
1.4 119 mm [m]
1.2 14
1.0 107 mm 12
0.8 10
0.6 88 mm 8
0.4 6
0.2 NPSH 4
0.0 2
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 Q [m/h]

35
 Performance Curves NK
Standard Pump

H [m]
42 NK 32 - 160
-1
50 Hz, n = 2900 min
173 mm
40 ISO 2548 Class C
54 %
57 %
38 166 mm 60 %

36
159 mm 61.4 %
34

32 60.2 %
151 mm 60 %
30
58.9 %

28 57 %

57.6 %
26 54 %

24

22

20

18

16

14

12

10

6
0 4 8 12 16 20 24 28 32 36 Q [m/h]

P [kW]
173 mm
4.4
4.0 166 mm
3.6 159 mm NPSH
3.2 [m]
151 mm
2.8 14
2.4 12
2.0 10
1.6 8
1.2 6
0.8 4
NPSH
TM00 0173 0499

0.4 2
0.0 0
0 4 8 12 16 20 24 28 32 36 Q [m/h]

36
Performance Curves NK
Standard Pump

H [m]
NK 32 - 200 -1
60 50 Hz, n = 2900 min
209 mm ISO 2548 Class C

54 %
56 57 %
200 mm 60 %

61.5 %
52
60.2 %

48 187 mm
60 %

44 178 mm 58.3 %

57 %
40 57 %

54 %
36

32

28

24

20

16

12
0 4 8 12 16 20 24 28 32 Q [m/h]

P [kW] 209 mm

6 200 mm

5 187 mm NPSH
[m]
4 178 mm 8
7
3 6
5
2 4
3
1 2
NPSH
TM00 0174 0499

1
0 0
0 4 8 12 16 20 24 28 32 Q [m/h]

37
 Performance Curves NK
Standard Pump

H [m]
137 mm
22 NK 40 - 125 -1
57 % 50 Hz, n = 2900 min
60 % ISO 2548 Class C
21
131 mm
20 63 %

19
124 mm
64.9 %
18

17
117 mm 63.6 % 63 %
16

15 62 %
60 %

14
60.5 % 57 %
13 104 mm

12

11
57.6 %

10

4
0 4 8 12 16 20 24 28 32 36 Q [m/h]

P [kW]
137 mm
2.2 131 mm
2.0
1.8 124 mm NPSH
1.6 [m]
117 mm
1.4 8
1.2 7
104 mm
1.0 6
0.8 5
TM00 0175 0499NK 40-xxx

0.6 4
0.4 3
NPSH
0.2 2
0.0 1
0 4 8 12 16 20 24 28 32 36 Q [m/h]

38
Performance Curves NK
Standard Pump

H [m]
42 173 mm
NK 40 - 160
-1
50 Hz, n = 2900 min
40 63 % ISO 2548 Class C
66 %
69 %
38
163 mm
70.1 %
36

34 155 mm

32 68.4 % 69 %

30 146 mm 67 %
66 %
28
63 %
26 65.4 %

24

22

20

18

16

14

12

10

6
0 4 8 12 16 20 24 28 32 36 40 44 48 52 56 Q [m/h]

P [kW] 173 mm

163 mm NPSH
5 [m]
45
155 mm
4 40
146 mm 35
3 30
25
2 20
15
1 10
TM00 0176 0499

NPSH 5
0 0
0 4 8 12 16 20 24 28 32 36 40 44 48 52 56 Q [m/h]

39
 Performance Curves NK
Standard Pump

H [m]

60 209 mm
NK 40 - 200
-1
50 Hz, n = 2900 min
ISO 2548 Class C
58
60 %
63 %
56
66 %

54 198 mm

52

50 67.6 %

48 187 mm

46 66 %
66 %
44

42 175 mm 63 %

40 64.4 %

38
60 %
36
62.7 %

34

32

30

28

26
0 4 8 12 16 20 24 28 32 36 40 44 48 52 Q [m/h]
60

P [kW]
10 209 mm

9
198 mm
8
7 187 mm
NPSH
6 [m]
175 mm
5 10
4 8
3 6
2 4
1 NPSH 2
TM00 0177 0499

0 0
0 4 8 12 16 20 24 28 32 36 40 44 48 52 Q [m/h]
60

40
Performance Curves NK
Standard Pump

H [m]
260 mm
51 %
NK 40 - 250
92 54 % 50 Hz, n = 2900 min
-1

57 % ISO 2548 Class C

88
247 mm
58.9 %
84

80

57.4 %
76 57 %
230 mm
72

68 54 %
55.4 %

64 214 mm

51 %
60
53.5 %

56

52

48

44

40

36
0 4 8 12 16 20 24 28 32 36 40 44 48 52 Q [m/h]

P [kW] 260 mm
18

16 247 mm
14
230 mm NPSH
12 [m]
10 214 mm 10

8 8
6 6

4 4
NPSH
2 2
TM00 0178 0499

0 0
0 4 8 12 16 20 24 28 32 36 40 44 48 52 Q [m/h]

41
 Performance Curves NK
Standard Pump

H [m]
137 mm NK 50 - 125
-1
50 Hz, n = 2900 min
24 64 %
67 % ISO 2548 Class C
131 mm 70 %

22 73 %
126 mm
74.3 %

20
119 mm 73 %
73 %

18 71.9 %

70 %
16 70.4 %

105 mm 67 %

14 64 %

67.3 % 55 %
12

10

2
0 10 20 30 40 50 60 70 80 Q [m/h]

P [kW]
5 137 mm

131 mm
4 126 mm

119 mm NPSH
3 [m]
10
105 mm
2 8
6
TM00 0179 0499NK 50-xxx

1 4
NPSH
2
0 0
0 10 20 30 40 50 60 70 80 Q [m/h]

42
Performance Curves NK
Standard Pump

H [m]
NK 50 - 160
40 173 mm 50 Hz, n = 2900 min
-1

ISO 2548 Class C

38 68 % 71 %
74 %

165 mm
36 77 %

34 78.4 %
157 mm
32
77 %
77.1 %
30
147 mm
28 74 %
75.7 %

26
71 %
73.9 %
24
68 %

22

20

18

16

14

12
0 10 20 30 40 50 60 70 80 Q [m/h]

P [kW]
9 173 mm

8 165 mm
7
157 mm
6
147 mm NPSH
5 [m]

4 5
3 4

2 3

1 NPSH 2
TM00 0180 0499

0 1
0 10 20 30 40 50 60 70 80 Q [m/h]

43
 Performance Curves NK
Standard Pump

H [m]
209 mm NK 50 - 200
-1
50 Hz, n = 2900 min
64
64 % ISO 2548 Class C
67 %
70 %
60
73 %
197 mm
74.1 %
56
73 %

52
185 mm 72.3 %
70 %

48

173 mm 70.6 % 67 %
44

40 68.9 %
64 %

36

32

28

24

20
0 10 20 30 40 50 60 70 80 90 Q [m/h]

P [kW]
209 mm
18

16
197 mm
14
185 mm NPSH
12 [m]
10 173 mm 6

8 5
6 4

4 3

2 NPSH 2
TM00 0181 0499

0 1
0 10 20 30 40 50 60 70 80 90 Q [m/h]

44
Performance Curves NK
Standard Pump

H [m]
NK 50 - 250
-1
96 50 Hz, n = 2900 min
ISO 2548 Class C
260 mm
92
60 % 63 %

66 %
88

84 247 mm 67.5 %

80

76 234 mm 66 % 66 %

72
63 %
68 221 mm
64.5 %

64 60 %

63 %
60

56

52

48

44
0 10 20 30 40 50 60 70 80 Q [m/h]

P [kW] 260 mm

24
22 247 mm
20
234 mm
18
16 NPSH
221 mm
14 [m]
12 12
10 10
8 8
6 6
4 4
NPSH
TM00 0182 0499

2 2
0 0
0 10 20 30 40 50 60 70 80 Q [m/h]

45
 Performance Curves NK
Standard Pump

H [m]
137 mm NK 65 - 125
-1
50 Hz, n = 2900 min
24 69 % ISO 2548 Class C
72 %
75 %
131 mm 78 %

22
79.5 %
125 mm

20
78.1 %
119 mm 78 %

18 76.8 %

75 %

75.5 %
16
72 %

69 %
14

12

10

6
0 20 40 60 80 100 120 140 Q [m/h]

P [kW]
137 mm
8
NPSH
7 131 mm [m]

6 125 mm 8

5 119 mm 7

4 6

3 5
TM00 0183 0499NK 65-xxx

2 4

1 NPSH 3

0 2
0 20 40 60 80 100 120 140 Q [m/h]

46
Performance Curves NK
Standard Pump

H [m]

40
NK 65 - 160
173 mm 50 Hz, n = 2900 min
-1

67 % ISO 2548 Class C

38 70 %
73 %
166 mm
36 76 %

34
77.3 %
157 mm
32
76.1 %
30 149 mm 76 %

28 74.5 %

73 %
26 73.1 %

24 70 %

67 %
22

20

18

16

14

12

10

8
0 20 40 60 80 100 120 140 160 180 Q [m/h]

P [kW]
173 mm
16
166 mm
14
NPSH
12 157 mm [m]

10 149 mm 10

8 8

6 6

4 NPSH 4

2 2
TM00 0184 0499

0 0
0 20 40 60 80 100 120 140 160 180 Q [m/h]

47
 Performance Curves NK
Standard Pump

H [m]
NK 65 - 200
-1
60 209 mm 50 Hz, n = 2900 min
ISO 2548 Class C
65 % 68 %
71 %
56 74 %
200 mm

52 75.8 %
192 mm

48
74.5 %
183 mm
74 %
44 73.4 %

40 72.1 % 71 %

36 68 %

32 65 %

28

24

20

16

12
0 20 40 60 80 100 120 140 160 180 Q [m/h]

P [kW]
209 mm
24 NPSH
22 200 mm [m]
20 192 mm 20
18 18
183 mm
16 16
14 14
12 12
10 10
8 8
6 6
4 4
NPSH
TM00 0185 0499

2 2
0 0
0 20 40 60 80 100 120 140 160 180 Q [m/h]

48
Performance Curves NK
Standard Pump

H [m]
260 mm
NK 65 - 250
64 % 67 % -1
50 Hz, n = 2900 min
70 % ISO 2548 Class C

80 247 mm
71.7 %

235 mm
70.2 %
70 70 %

222 mm 68.8 %

67 %
60
67.3 %

64 %

50

40

30

20
0 20 40 60 80 100 120 140 160 Q [m/h]

P [kW] 260 mm
40
36 247 mm
32
235 mm NPSH
28 [m]
222 mm
24 12
20 10
16 8
12 6
8 4
NPSH
4 2
TM00 0186 0499

0 0
0 20 40 60 80 100 120 140 160 Q [m/h]

49
 Performance Curves NK
Standard Pump

H [m]
330 mm
NK 65 - 315
60 % 50 Hz, n = 2900 min
-1

63 %
140 ISO 2548 Class C
66 %

130 311 mm
67 %

120

292 mm
65.3 %
110 66 %

100 270 mm 63.6 %

63 %

60 %
90
61.6 %

80

70

60

50

40
0 20 40 60 80 100 120 140 160 180 Q [m/h]

P [kW]
330 mm
80

70 311 mm

60
292 mm
50 NPSH
[m]
270 mm
40 8

30 6

20 4

10 NPSH 2
TM00 9320 0499

0 0
0 20 40 60 80 100 120 140 160 180 Q [m/h]

50
Performance Curves NK
Standard Pump

H [m]
173 mm NK 80 - 160
-1
50 Hz, n = 2900 min
40 ISO 2548 Class C

38 166 mm
69 %
72 %
36
75 %
158 mm
34 78 %

32
79.6 %
148 mm
30
78.3 %

28 78 %

77 %
26
75 %

24 72 %
75.2 %
69 %
22

20

18

16

14

12

10
0 20 40 60 80 100 120 140 160 180 200 220 Q [m/h]

P [kW]
173 mm
20
18 166 mm

16 158 mm
14
148 mm NPSH
12 [m]
10 7
8 6
6 5
TM00 0187 0499NK 80-xxx

4 NPSH 4
2 3
0 2
0 20 40 60 80 100 120 140 160 180 200 220 Q [m/h]

51
 Performance Curves NK
Standard Pump

H [m]
60 NK 80 - 200
209 mm 50 Hz, n = 2900 min
-1

ISO 2548 Class C

72 %
56 75 %
202 mm 78 %

52
195 mm 81 %
82.7 %

48
81.7 % 81 %

44 180 mm 80.7 % 78 %

75 %

40 72 %

78.6 %
36

32

28

24

20

16
0 20 40 60 80 100 120 140 160 180 200 220 240 Q [m/h]

P [kW] 209 mm
36
202 mm
32
195 mm NPSH
28 [m]

24 180 mm 7

20 6

16 5
12 4

8 3
NPSH
4 2
TM00 0188 0499

0 1
0 20 40 60 80 100 120 140 160 180 200 220 240 Q [m/h]

52
Performance Curves NK
Standard Pump

H [m]

260 mm
NK 80 - 250
-1
50 Hz, n = 2900 min
ISO 2548 Class C
90
70 %
73 %
76 %
248 mm
79 %

80 80.1 %

236 mm

79 %
78.8 %

70
223 mm 76 %

77.4 %
73 %

70 %

60
75.9 %

50

40
0 20 40 60 80 100 120 140 160 180 200 220 Q [m/h]

P [kW]
260 mm
60

248 mm
50
236 mm NPSH
40 [m]
223 mm 8
30 7
6
20 5
4
10 NPSH 3
TM00 0189 0499

2
0 1
0 20 40 60 80 100 120 140 160 180 200 220 Q [m/h]

53
 Performance Curves NK
Standard Pump

H [m]
NK 80 - 315
-1
50 Hz, n = 2900 min
150 ISO 2548 Class C
330 mm
58 %
64 %
140 67 %

70 %
315 mm
130
71.7 %

300 mm
120 70 %
70.3 %

110
280 mm 69 %

100

67.2 %
90

80

70

60

50
0 40 80 120 160 200 240 Q [m/h]

P [kW]
330 mm

100 315 mm

300 mm NPSH
80 [m]
280 mm
60 10

40 8

NPSH
20 6
TM00 9319 0499

0 4
0 40 80 120 160 200 240 Q [m/h]

54
Performance Curves NK
Standard Pump

H [m]
NK 100 - 200
209 mm 50 Hz, n = 2900 min -1
56 71 % 74 %
77 % ISO 2548 Class C
80 %
81 %
52 81.9 %
198 mm
81 %
48 80 %

81 %
188 mm 77 %
44
74 %

40 177 mm 79.9 %

36
71 %
78.7 %

32

28

24

20

16

12
0 50 100 150 200 250 300 Q [m/h]

P [kW]
209 mm
50 198 mm

40 188 mm NPSH
[m]
177 mm
30 12
10
20 8
TM00 8905 0499NK 100-xxx

6
NPSH
10 4
2
0 0
0 50 100 150 200 250 300 Q [m/h]

55
 Performance Curves NK
Standard Pump

H [m]
96 NK 100 - 250
264 mm 50 Hz, n = 2900 min
-1

ISO 2548 Class C

71 % 74 %
77 %
88 80 %
250 mm
81.2 %

80 241 mm
80 %
232 mm 80 %
72 79 %

78 % 77 %
64
74 %

71 %
56

48

40

32

24
0 50 100 150 200 250 300 350 Q [m/h]

P [kW] 264 mm

250 mm
80
241 mm

232 mm NPSH
60 [m]
12

40 10
8

20 6

4
TM00 8906 0499

NPSH
0 2
0 50 100 150 200 250 300 350 Q [m/h]

56
Performance Curves NK
Standard Pump

H [m]
NK 100 - 315
330 mm 50 Hz, n = 2900 min
-1

150 65 % ISO 2548 Class C

68 %

71 %

140
309 mm 72.6 %

130

71 %
120 70.6 %

286 mm
68 %
110

68.6 %
100
260 mm

90
66.2 %

80

70

60

50
0 50 100 150 200 250 300 350 Q [m/h]

P [kW]
180 330 mm
160

140 309 mm
NPSH
120 [m]
286 mm
100 10

80 260 mm 8
60 6

40 4
NPSH
20 2
TM00 9316 0499

0 0
0 50 100 150 200 250 300 350 Q [m/h]

57
 Performance Curves NK
Oversize Pump

H [m]
NK 125 - 250
-1
92 50 Hz, n = 2900 min
ISO 2548 Class C
263 mm
88 72 % 75 %
78 %

84 81 %

80
82.7 %

243 mm
76
81 %

72

68 80.7 %

222 mm
64

60

56 78.3 %

52 200 mm

48
75.8 %

44

40
0 50 100 150 200 250 300 350 400 Q [m/h]
P [kW]
263 mm

100
243 mm

80 NPSH
222 mm [m]
60 8
200 mm 7
40 6
TM00 9318 0499NK 125-250

5
NPSH
20 4
3
0 2
0 50 100 150 200 250 300 350 400 Q [m/h]

58
Performance Curves NK
Oversize Pump

H [m]

145 330 mm NK 150 - 315

-1
50 Hz, n = 2900 min
ISO 2548 Class C
140
72 %
135 75 %
78 %
130
310 mm 81 %

125
82.6 %
120

115
81 %
110
285 mm 80.8 %
105

100

95

90 260 mm 78.5 %

85

80

75 76.2 %

70

65

60
0 100 200 300 400 500 600 700 Q [m/h]

P [kW] 330 mm

250 310 mm

200 NPSH
285 mm
[m]
150 16
260 mm
14
100 12
TM00 9317 0499NK 150-315

10
50 8
NPSH
6
0 4
0 100 200 300 400 500 600 700 Q [m/h]

59
 Performance Curves NK
Standard Pump

H [m]
NK 32 - 125
-1
6.5 50 Hz, n = 1450 min
137 mm 57 % ISO 2548 Class C
60 %
63 %
6.0

129 mm 64.9 %
5.5

63.1 %
5.0
119 mm 63 %

4.5
60 %
60.9 %

57 %
4.0
107 mm

58.3 %
3.5

3.0

88 mm
2.5 54.2 %

2.0

1.5

1.0

0.5

0.0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Q [m/h]

P [kW]

137 mm
0.25
TM00 0143 0499Performance Curves, 1450 min -1 NK 32-xxx

129 mm
0.20
NPSH
[m]
119 mm
0.15 12
107 mm 10
0.10 8

88 mm 6
0.05 4
NPSH
2
0.00 0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Q [m/h]

60
Performance Curves NK
Standard Pump

H [m]

10.0
173 mm NK 32 - 160
-1
50 Hz, n = 1450 min
54 %
57 % ISO 2548 Class C
9.5
166 mm
60 %
9.0
159 mm 61.4 %
8.5

8.0
60.2 %
151 mm
60 %
7.5
58.9 %
7.0 57 %

57.6 %
6.5
54 %

6.0

5.5

5.0

4.5

4.0

3.5

3.0

2.5

2.0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Q [m/h]

P [kW] 173 mm
166 mm
0.5

159 mm
0.4
151 mm
NPSH
0.3 [m]
10
0.2 8
6
0.1 4
NPSH 2
TM00 0144 0499

0.0 0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Q [m/h]

61
 Performance Curves NK
Standard Pump

H [m]
209 mm
54 % NK 32 - 200
-1

57 %
50 Hz, n = 1450 min
14
ISO 2548 Class C
60 %
200 mm
61.5 %
13

60.2 %
12 187 mm
60 %

11
178 mm
58.3 %
57 %
10
57 %
54 %
9

3
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Q [m/h]

P [kW]
209 mm
0.8
200 mm NPSH
0.7
[m]
0.6 187 mm 6

0.5 178 mm 5

0.4 4

0.3 3

0.2 2
NPSH
0.1 1
TM00 0145 0499

0.0 0
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Q [m/h]

62
Performance Curves NK
Standard Pump

H [m]
NK 40 - 125 -1
137 mm 50 Hz, n = 1450 min
5.5 ISO 2548 Class C
57 %
60 %
131 mm
5.0 63 %

124 mm
4.5 64.9 %

117 mm 63.6 %
63 %
4.0
62 %
60 %

3.5
57 %
104 mm 60.5 %

3.0

57.6 %

2.5

2.0

1.5

1.0
0 2 4 6 8 10 12 14 16 18 Q [m/h]
P [kW]
137 mm
0.30
131 mm
0.25
124 mm

0.20 NPSH
117 mm
[m]
0.15 6
104 mm
5
0.10 4
TM00 0146 0499NK 40-xxx

3
0.05 NPSH 2
1
0.00 0
0 2 4 6 8 10 12 14 16 18 Q [m/h]

63
 Performance Curves NK
Standard Pump

H [m]
10.5 173 mm NK 40 - 160
-1
50 Hz, n = 1450 min
63 %
10.0 66 % ISO 2548 Class C

69 %
9.5
163 mm
9.0 70.1 %

8.5 155 mm
68.4 %
8.0 69 %

7.5 146 mm
67 % 66 %

7.0
63 %
65.4 %
6.5

6.0

5.5

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 Q [m/h]

P [kW] NPSH
173 mm
[m]
0.7 14
163 mm
0.6 12
155 mm
0.5 10
146 mm
0.4 8

0.3 6

0.2 4
NPSH
0.1 2
TM00 0147 0499

0.0 0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 Q [m/h]

64
Performance Curves NK
Standard Pump

H [m]
15.0 NK 40 - 200
209 mm 50 Hz, n = 1450 min
-1

14.5 ISO 2548 Class C

60 %
63 %
14.0
66 %
13.5
198 mm
13.0

12.5 67.6 %

12.0 187 mm

11.5
66 % 66 %

11.0

10.5 175 mm 63 %

10.0 64.4 %

9.5

9.0
62.7 %
8.5 60 %

8.0

7.5

7.0

6.5

6.0
0 2 4 6 8 10 12 14 16 18 20 22 24 Q [m/h]
P [kW] 209 mm
1.2

198 mm
1.0 NPSH
[m]
187 mm
0.8 8
175 mm 7
0.6 6
5
0.4 4
3
0.2 2
NPSH
TM00 0148 0499

1
0.0 0
0 2 4 6 8 10 12 14 16 18 20 22 24 Q [m/h]

65
 Performance Curves NK
Standard Pump

H [m]
260 mm
NK 40 - 250
23 51 %
54 % 50 Hz, n = 1450 min
-1

57 % ISO 2548 Class C

22
247 mm 58.9 %

21

20

57.4 %
19 57 %
230 mm
18

17 54 %
55.4 %

214 mm
16

51 %
15
53.5 %

14

13

12

11

10

9
0 2 4 6 8 10 12 14 16 18 20 22 24 26 Q [m/h]
P [kW] 260 mm
2.2
2.0 247 mm
1.8
NPSH
1.6 230 mm
[m]
1.4 7
1.2 214 mm 6
1.0 5
0.8 4
0.6 3
0.4 2
NPSH
0.2 1
TM00 0149 0499

0.0 0
0 2 4 6 8 10 12 14 16 18 20 22 24 26 Q [m/h]

66
Performance Curves NK
Standard Pump

H [m]
137 mm NK 50 - 125 -1
6.0 64 %
50 Hz, n = 1450 min
67 % ISO 2548 Class C

131 mm 70 %
5.6
73 %
126 mm
5.2 74.3 %

4.8 119 mm 73 % 73 %

4.4 71.9 %
70 %

4.0 70.4 %

105 mm 67 %
3.6
64 %

3.2
67.3 %

2.8

2.4

2.0

1.6

1.2
0 4 8 12 16 20 24 28 32 36 40 Q [m/h]

P [kW]
137 mm
0.6

131 mm
0.5
126 mm
NPSH
0.4 [m]
119 mm
7
0.3 6
105 mm
5
0.2 4
TM00 0150 0499NK 50-xxx

3
NPSH
0.1 2
1
0.0 0
0 4 8 12 16 20 24 28 32 36 40 Q [m/h]

67
 Performance Curves NK
Standard Pump

H [m]
173 mm
NK 50 - 160
-1
9.5 68 % 50 Hz, n = 1450 min
71 %
ISO 2548 Class C
74 %
9.0 165mm
77 %

8.5

78.2 %
8.0 157 mm

7.5 76.9 % 77 %

7.0 147 mm
74 %
75.5 %
6.5
71 %
6.0
73.7 %
68 %

5.5

5.0

4.5

4.0

3.5

3.0
0 5 10 15 20 25 30 35 40 45 Q [m/h]
P [kW]
173 mm
1.0
165 mm
NPSH
0.8 157 mm [m]
4.0
147 mm
0.6 3.5
3.0
0.4 2.5
2.0
0.2 NPSH 1.5
1.0
TM00 0151 0499

0.0 0.5
0 5 10 15 20 25 30 35 40 45 Q [m/h]

68
Performance Curves NK
Standard Pump

H [m]

209 mm
NK 50 - 200
-1
50 Hz, n = 1450 min
16 ISO 2548 Class C
64 %
67 %
70 %
15
73 %
197 mm
74.1 %
14
73 %

13
185 mm 72.3 %
70 %

12

70.6 % 67 %
173 mm
11
64 %

10 68.9 %

6
0 5 10 15 20 25 30 35 40 45 Q [m/h]
P [kW] 209 mm
2.2
2.0
197 mm
1.8
NPSH
1.6 185 mm [m]
1.4 4.0
173 mm
1.2 3.5
1.0 3.0
0.8 2.5
0.6 2.0
0.4 NPSH 1.5
0.2 1.0
TM00 0152 0499

0.0 0.5
0 5 10 15 20 25 30 35 40 45 Q [m/h]

69
 Performance Curves NK
Standard Pump

H [m]
NK 50 - 250
23 260 mm 50 Hz, n = 1450 min
-1

60 % ISO 2548 Class C

63 %

66 %
22

21 247 mm 67.5 %

20

19 66 %
234 mm 66 %

18

66 %
17 64.5 %
221 mm

16 63 %

66 %
15

14

13

12

11
0 5 10 15 20 25 30 35 40 Q [m/h]

P [kW]
260 mm
3.2

2.8 247 mm

2.4 234 mm
2.0 NPSH
221 mm [m]
1.6 8

1.2 6

0.8 4

0.4 NPSH 2
TM00 0153 1999

0.0 0
0 5 10 15 20 25 30 35 40 Q [m/h]

70
Performance Curves NK
Standard Pump

H [m]
NK 65 - 125
50 Hz, n = 1450 min -1
6.5 ISO 2548 Class C
137 mm

6.0 69 %
72 %
75 %

131 mm 78 %

5.5
79.5 %
125 mm
5.0 78.1 %

119 mm
78 %
4.5
76.8 %

75%
75.5 %
4.0
75 %

69 %
3.5

3.0

2.5

2.0

1.5
0 10 20 30 40 50 60 70 Q [m/h]

P [kW]

1.00 137 mm

131 mm
NPSH
0.75 125 mm [m]
119 mm 6

0.50 5
4
TM00 0154 1999NK 65-xxx

0.25 3
NPSH
2

0.00 1
0 10 20 30 40 50 60 70 Q [m/h]

71
 Performance Curves NK
Standard Pump

H [m]
173 mm
NK 65 - 160
9.5 67 %
70 %
-1
50 Hz, n = 1450 min
73 % ISO 2548 Class C
9.0 166 mm 76 %

8.5 77.3 %

157 mm
8.0
76.1 %

7.5 76 %
149 mm
7.0 74.5 %

73 %
6.5
73.1 %
6.0 70 %

67 %
5.5

5.0

4.5

4.0

3.5

3.0

2.5
0 10 20 30 40 50 60 70 80 90 Q [m/h]

P [kW] 173 mm
2.0
1.8 166 mm

1.6
157 mm NPSH
1.4 [m]
149 mm
1.2 7
1.0 6
0.8 5
0.6 4
0.4 3
NPSH
0.2 2
TM00 0155 0499

0.0 1
0 10 20 30 40 50 60 70 80 90 Q [m/h]

72
Performance Curves NK
Standard Pump

H [m]
15.0 209 mm NK 65 - 200
65 % 68 % 50 Hz, n = 1450 min
-1

14.5 71 % ISO 2548 Class C

14.0 74 %
200 mm
13.5
13.0
192 mm 75.8 %
12.5
12.0
74.5 %
11.5 183 mm
11.0 74 %
73.4 %
10.5
10.0
72.1 % 71 %
9.5
9.0 68 %

8.5
65 %
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
3.0
0 10 20 30 40 50 60 70 80 90 Q [m/h]

P [kW]
NPSH
3.2 209 mm
[m]
2.8 200 mm 14

2.4 192 mm 12

2.0 183 mm 10

1.6 8

1.2 6

0.8 4

0.4 NPSH 2
TM00 0156 0499

0.0 0
0 10 20 30 40 50 60 70 80 90 Q [m/h]

73
 Performance Curves NK
Standard Pump

H [m]

22 260 mm NK 65 - 250
-1
50 Hz, n = 1450 min
64 %
67 % ISO 2548 Class C
21
70 %

20 247 mm
71.7 %
19

18 235 mm
70.2 %

17 70 %

16 222 mm 68.8 %
67 %
15
67.3 % 64 %
14

13

12

11

10

5
0 10 20 30 40 50 60 70 80 Q [m/h]

P [kW]
260 mm
5.0
4.5 247 mm
4.0
235 mm
3.5
NPSH
222 mm [m]
3.0
2.5 10
2.0 8
1.5 6
1.0 4
NPSH
0.5 2
TM00 0157 0499

0.0 0
0 10 20 30 40 50 60 70 80 Q [m/h]

74
Performance Curves NK
Standard Pump

H [m]
37
330 mm
NK 65 - 315 -1
36 50 Hz, n = 1450 min
60 % ISO 2548 Class C
35 63 %
34 66 %
33
311 mm
32
67 %
31
30
29
292 mm
28
65.3 %
27 66 %

26
25 63.6 %
270 mm 63 %
24
23
22
61.6 %
21 60%

20
19
18
17
16
15
14
13
12
11
0 10 20 30 40 50 60 70 80 90 Q [m/h]

P [kW]
330 mm
10
311 mm
8
NPSH
292 mm [m]
6 6
270 mm
5
4 4
3
2 2
NPSH
1
TM00 8910 0499

0 0
0 10 20 30 40 50 60 70 80 90 Q [m/h]

75
 Performance Curves NK
Standard Pump

H [m]
NK 80 - 160
-1
50 Hz, n = 1450 min
173 mm ISO 2548 Class C
10

166 mm
69 %
9 72 %
75 %
158 mm
78 %

8
79.6 %

148 mm
78.3 %

7 78 %

77 %
75 %

6 72 %
75.2 %

69 %

3
0 10 20 30 40 50 60 70 80 90 100 110 Q [m/h]

P [kW]
173 mm
2.5
166 mm
2.0 158 mm NPSH
[m]
148 mm
1.5 6

1.0 4
NPSH
TM00 0159 0499NK 80-xxx

0.5 2

0.0 0
0 10 20 30 40 50 60 70 80 90 100 110 Q [m/h]

76
Performance Curves NK
Standard Pump

H [m]

209 mm
NK 80 - 200
-1
50 Hz, n = 1450 min
14 72 % ISO 2548 Class C
75 %
202 mm 78 %

13
81 %
195 mm
82.7 %

12
81.7 % 81 %

11 78 %
180 mm 80.7 %

75 %

10
72 %

78.6 %

5
0 10 20 30 40 50 60 70 80 90 100 110 120 Q [m/h]

P [kW]
209 mm
202 mm
4
195 mm

3 180 mm NPSH
[m]

2 5
4

1 3
NPSH
2
TM00 0160 0499

0 1
0 10 20 30 40 50 60 70 80 90 100 110 120 Q [m/h]

77
 Performance Curves NK
Standard Pump

H [m]
260 mm NK 80 - 250
23 50 Hz, n = 1450 min
-1

57 %
ISO 2548 Class C
70 %
22 73 %
76 %
248 mm
21
79 %

20 80.1 %

236 mm
19
79 %
78.8 %
18
76 %
17 223 mm
77.4 %
73 %
16
70 %

15 75.9 %

14

13

12

11

10

9
0 10 20 30 40 50 60 70 80 90 100 110 120 Q [m/h]

P [kW]
260 mm
NPSH
7
248 mm [m]
6 6
236 mm
5 5
223 mm
4 4

3 3

2 NPSH 2

1 1
TM00 0161 0499

0 0
0 10 20 30 40 50 60 70 80 90 100 110 120 Q [m/h]

78
Performance Curves NK
Standard Pump

H [m]
330 mm NK 80 - 315
-1

59 %
50 Hz, n = 1450 min
36 ISO 2548 Class C
64 %

67 %

34
70 %
315 mm

32 71.7 %

300 mm
30
70 %
70.3 %

28

280 mm 69 %
26
67 %

24
67.2 %

22

20

18

16
0 10 20 30 40 50 60 70 80 90 100 110 120 Q [m/h]

P [kW]
330 mm
14
315 mm
12
300 mm
10 NPSH
280 mm [m]
8 8

6 7

4 6
NPSH
2 5
TM00 8911 0499

0 4
0 10 20 30 40 50 60 70 80 90 100 110 120 Q [m/h]

79
 Performance Curves NK
Oversize Pump

H [m]
415 mm NK 80 - 400
58
60 % 63 % 50 Hz, n = 1450 min
-1

64 %
56 ISO 2548 Class C
66 %

54 399 mm
67.2 %
52

50 383 mm
66 %
48 66 %

46 367 mm 64 %
64.9 % 63 %
44

42 60 %

63.7 %
40

38

36

34

32

30

28

26

24

22

20
0 20 40 60 80 100 120 140 160 Q [m/h]

P [kW]
415 mm NPSH
32
[m]
399 mm
28 8
383 mm
24 7
367 mm
20 6

16 5

12 4

8 3

4 NPSH 2
TM00 9837 0499

0 1
0 20 40 60 80 100 120 140 160 Q [m/h]

80
Performance Curves NK
Standard Pump

H [m]
NK 100 - 200
-1
15 50 Hz, n = 1450 min
ISO 2548 Class C
209 mm
67 % 70 %
14 73 %

76 %
198 mm
13
77.9 %

12
188 mm
76.7 %
76 %
11

177 mm
10 73 %
75.6 %

70 %
9
74.5 %
67 %

3
0 20 40 60 80 100 120 140 160 180 200 Q [m/h]

P [kW]
NPSH
8
209 mm [m]
7 14
198 mm
6 12

5 188 mm 10

4 177 mm 8

3 6
TM00 8903 0499NK 100-xxx

2 4
NPSH
1 2

0 0
0 20 40 60 80 100 120 140 160 180 200 Q [m/h]

81
 Performance Curves NK
Standard Pump

H [m]

24
NK 100 - 250
-1
264 mm 50 Hz, n = 1450 min
ISO 2548 Class C
23 71 % 74 %
77 %
22
250 mm
80 %
21
81.2 %

20 241 mm

19
80 %
232 mm
18 80 %

79 %
17 77 %

16 78 %

74 %
15
71 %
14

13

12

11

10

8
0 20 40 60 80 100 120 140 160 180 Q [m/h]

P [kW]
264 mm
11 NPSH
250 mm [m]
10
9 241 mm 10
8 232 mm 9
7 8
6 7
5 6
4 5
3 4
2 3
NPSH
TM00 8904 0499

1 2
0 1
0 20 40 60 80 100 120 140 160 180 Q [m/h]

82
Performance Curves NK
Standard Pump

H [m]
NK 100 - 315
-1
40 50 Hz, n = 1450 min
ISO 2548 Class C

330 mm
38
68 % 71 %

74 %
36

77 %
34 309 mm
78.6 %
32

30
286 mm 76.7 %

28

26

74.6 %
24 260 mm

22

72 %
20

71 %
18

16
0 20 40 60 80 100 120 140 160 180 Q [m/h]

P [kW]
330 mm
20

309 mm
16
NPSH
[m]
286 mm
12 6
5
260 mm
8 4
3
4 2
NPSH
1
TM00 8907 0499

0 0
0 20 40 60 80 100 120 140 160 180 Q [m/h]

83
 Performance Curves NK
Standard Pump

H [m]
NK 100 - 400
-1
64 415 mm
50 Hz, n = 1450 min
ISO 2548 Class C

60 64 %
67 %
70 %

73 %
56 380 mm

74.6 %
52

48 361 mm 73 %
72.8 %

44 70 %

330 mm 67 %
40 70.7 %

64 %

36
68.5 %
32

28

24

20

16

12
0 40 80 120 160 200 240 280 320 Q [m/h]

P [kW] 415 mm

48 380 mm NPSH
[m]
40 6
361 mm
32 5
330 mm
24 4

16 3
NPSH
8 2
TM00 8908 0499

0 1
0 40 80 120 160 200 240 280 320 Q [m/h]

84
Performance Curves NK
Standard Pump

H [m]
NK 125 - 250
-1
50 Hz, n = 1450 min
24 ISO 2548 Class C
263 mm
75 % 78 %
81 %
84 %
22 85.2 %

20 243 mm

83.2 % 84 %

18
81 %
222 mm
16
80.8 %
78 %

75 %
14 200 mm

78.3 %

12

10

4
0 40 80 120 160 200 240 280 320 Q [m/h]

P [kW]

20 263 mm

16
243 mm
NPSH
12 [m]
222 mm
6
8 200 mm 5
TM00 8909 0499NK 125-xxx

4
4 3
NPSH 2
0 1
0 40 80 120 160 200 240 280 320 Q [m/h]

85
 Performance Curves NK
Standard Pump

H [m]
NK 125 - 315
38 50 Hz, n = 1450 min
-1

330 mm ISO 2548 Class C

72 % 75 %
36 78 %

81 %
34
311 mm 82.3 %

32

30 80.5 %
291 mm
81 %
28

26 78.7 %
78 %

266 mm
24
75 %

22 76.4 %
72 %

20

18

16

14

12

10

8
0 40 80 120 160 200 240 280 320 Q [m/h]

P [kW]
330 mm

24 311 mm

20 NPSH
291 mm [m]
16 5
266 mm
12 4

8 3

4 NPSH 2
TM00 8899 0499

0 1
0 40 80 120 160 200 240 280 320 Q [m/h]

86
Performance Curves NK
Standard Pump

H [m]
60 NK 125 - 400
415 mm 50 Hz, n = 1450 min
-1

69 % 72 %
58 ISO 2548 Class C
75 %
56 78 %

54
393 mm
52
79.7 %
50
48
370 mm
78.1 % 78 %
46
44
75 %
42
346 mm 76.4 %
40 72 %

38
74.7 % 69 %
36
34
32
30
28
26
24
22
20
18
0 40 80 120 160 200 240 280 320 360 400 440 Q [m/h]

P [kW] 415 mm
64
393 mm NPSH
56
[m]
48 370 mm 6

40 346 mm 5

32 4

24 NPSH 3

16 2

8 1
TM00 8900 0499

0 0
0 40 80 120 160 200 240 280 320 360 400 440 Q [m/h]

87
 Performance Curves NK
Standard Pump

H [m]

36 330 mm NK 150 - 315

-1
50 Hz, n = 1450 min
74 % 77 % ISO 2548 Class C
34 80 %

83 %
32 310 mm

30
84.9 %
28
285 mm
83 %
26
83 %

24
260 mm 80 %
22 80.8 %
77 %
20
74 %
18 78.5 %

16

14

12

10

4
0 40 80 120 160 200 240 280 320 360 400 440 480 520 Q [m/h]

P [kW]
330 mm
36

32 NPSH
310 mm [m]
28 7

24 6
285 mm
20 5

16 260 mm 4
TM00 8913 0499NK 150-xxx

12 3

8 NPSH 2

4 1
0 40 80 120 160 200 240 280 320 360 400 440 480 520 Q [m/h]

88
Performance Curves NK
Standard Pump

H [m]
NK 150 - 400
-1
50 Hz, n = 1450 min
64
415 mm ISO 2548 Class C

71 %
60 74 %
77 %
397 mm
56 80 %

81.7 %
380 mm
52
80 %
80.4 %
48
77 %
350 mm 79.1 %
44 74 %

71 %

40
77 %

36

32

28

24

20
0 40 80 120 160 200 240 280 320 360 400 440 480 520 Q [m/h]

P [kW] 415 mm
90
397 mm NPSH
80 [m]
70 380 mm 8

60 7
350 mm
50 6

40 5

30 4

20 3
NPSH
10 2
TM00 8901 0499

0 1
0 40 80 120 160 200 240 280 320 360 400 440 480 520 Q [m/h]

89
 Performance Curves NK
Oversize Pump

H [m]
56 405 mm
NK 200 - 400
-1
50 Hz, n = 1450 min
54 ISO 2548 Class C
75 %
78 %
81 %
52 83 %
84 %
85 %
50
380 mm
48 86 %

46 85 %

44 84 %
360 mm
83 %
42 85 %
81 %

40
78 %
340 mm
38
75 %
84 %
36

34

32 83 %

30

28

26

24

22

20
0 100 200 300 400 500 600 700 800 Q [m/h]
P [kW]
405 mm
110
100
380 mm
90
80 360 mm NPSH
70 [m]
340 mm
60 8
50 7
40 6
TM00 9733 0499NK 200-xxx

30 5
20 4
NPSH
10 3
0 2
0 100 200 300 400 500 600 700 800 Q [m/h]

90
Performance Curves NK
Oversize Pump

H [m]

110
540 mm NK 200 - 500
-1
50 Hz, n = 1450 min
ISO 2548 Class C
105 69 %
72 %
75 %
100 78 %
505 mm
95

90 79.5 %

85 465 mm
80 78 %
77.5 %

75 75 %

72 %
70 425mm 75,3 %.
69 %
65

60

55 73, 1 %

50

45

40

35

30

25
0 100 200 300 400 500 600 700 800 Q [m/h]
P [kW] NPSH
540 mm
240 [m]
220 13
200 505 mm 12
180 11
160 10
465 mm
140 9
120 8
425 mm
100 7
80 6
60 5
NPSH
40 4
TM00 9734 0499

20 3
0 2
0 100 200 300 400 500 600 700 800 Q [m/h]

91
 Performance Curves NK
Oversize Pump

H [m]
NK 250 - 310
312 mm 50 Hz, n = 1450 min
-1

75 %
26 78 % ISO 2548 Class C
81 %

24 296 mm
84 %

22
281 mm

84.7 %
20
265 mm 84 %
83.3 %
18
81 %
81.7 %

16 78 %
80.6 %
75 %

14

12

10

6
0 100 200 300 400 500 600 700 800 900 Q [m/h]

P2 [kW]
312 mm
50

296 mm
40
NPSH
281 mm [m]
30 265 mm 10

20 8
TM01 2901 0499NK 250-xxx

10 6
NPSH
0 4
0 100 200 300 400 500 600 700 800 900 Q [m/h]

92
Performance Curves NK
Oversize Pump

H [m]
NK 250 - 330 -1
330 mm 50 Hz, n = 1450 min
34
ISO 2548 Class C

32
77 %
80 %
30
310 mm 83 %

86 %
28
87.0 %

26
290 mm 86 %

24 83 %

83.0 % 80 %
22
77 %

20

80.6 %
18

16

14

12
0 100 200 300 400 500 600 700 800 900 1000 1100 Q [m/h]

P2 [kW]
90 330 mm

80

70
310 mm NPSH
60 [m]
50 290 mm 10

40 8

30 NPSH 6

20 4

10 2
TM01 2900 0499

0 0
0 100 200 300 400 500 600 700 800 900 1000 1100 Q [m/h]

93
 Performance Curves NK
Oversize Pump

H [m]
415 mm
60 40 %
50 %
NK 250 - 400
58 60 % 50 Hz, n = 1450 min -1
70 % ISO 2548 Class C
56 75 %
80 %
54 400 mm 83 %
85 %
52
50 86.9 %

48
46 375 mm 85 %
44 86.3 % 83 %
42
80 %
40 350 mm
38 75 %
84.7 %
36
70 %
34
32 320 mm

30 82.2 %
60 %
28
26
24
77.5 %
22
20
18
16
14
12
10
0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 Q [m/h]
P [kW]
415mm
180

160
400 mm
NPSH
140 [m]
120 9
372 mm
100 8
350 mm
80 7

60 320 mm 6

40 5
NPSH
20 4
TM00 9735 0499

0 3
0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 Q [m/h]

94
Performance Curves NK
Oversize Pump

H [m]
NK 250 - 500
104 540 mm 50 Hz, n = 1450 min
-1

ISO 2548 Class C

71 %
100 74 %
77 %

96
80 %
510 mm
92
81.4 %
88

84

475 mm 79.8 %
80

76

72 77 %
441 mm 77.8 %
68

64

60 75.9 %

56

52

48
0 100 200 300 400 500 600 700 800 900 1000 Q [m/h]

P [kW]
540 mm
320
NPSH
280 510 mm [m]
240 5.5
475 mm
200 5.0
441 mm
160 4.5

120 4.0
NPSH
80 3.5

40 3.0
TM00 9736 0499

0 2.5
0 100 200 300 400 500 600 700 800 900 1000 Q [m/h]

95
 Performance Curves NK
Oversize Pump

H [m] d2
42 370 mm NK 300 - 360 -1
50 Hz, n = 1450 min
40 %
40 50 % ISO 2548 Class C
60 %

38 346 mm 70 %
75 %
36
306 mm
34 80 %

32
266 mm
30 83 %

28 226 mm 80 %
85 %
85.5 %
26
216 mm 85 %

24 75 %
87.0 %

22 176 mm
87.0 % 70 %

20
85.0 %
18
81.0 %
16

14 75.0 %

12

10

6
0 200 400 600 800 1000 1200 1400 1600 1800 Q [m/h]

P [kW]
160 370 mm

140

120
346 mm
100
306 mm
80 266 mm NPSH
[m]
226 mm
60 216 mm 8
TM01 1715 0499NK 300-360

176 mm
40 6

20 NPSH 4

0 2
0 200 400 600 800 1000 1200 1400 1600 1800 Q [m/h]

96
Performance Curves NK
Oversize Pump

H [m]
6.6 NK 100 - 200
209 mm 50 Hz, n = 970 min
-1

6.4 67 % 70 % ISO 2548 Class C

73 %
6.2
76 %
6.0
5.8 198 mm

5.6 77.9 %

5.4
5.2 188 mm
76.7 %
5.0
76 %
4.8
4.6 177 mm
73 %
4.4
75.6 %
4.2
70 %
4.0 74.5 %
3.8 67 %

3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Q [m/h]

P2 [kW]
209 mm
TM01 2891 0499Performance Curves, 970 min-1NK 100-200

2.0 198 mm NPSH

1.8 [m]
1.6 8
188 mm
1.4 7
1.2 6
177 mm
1.0 5
0.8 4
0.6 3
0.4 2
NPSH
0.2 1
0.0 0
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Q [m/h]

97
 Performance Curves NK
Oversize Pump

H [m]
10.4 260 mm NK 125 - 250 -1
50 Hz, n = 970 min
10.0 75 %
78 % ISO 2548 Class C
81 %
9.6 84 %
85.2 %

9.2
243 mm
8.8
8.4 83.2 %
84 %
8.0
7.6 222 mm 81 %

7.2
80.8 %
6.8 78 %

6.4
200 mm
75 %
6.0
78.3 %
5.6
5.2
4.8
4.4
4.0
3.6
3.2
2.8
2.4
2.0
0 20 40 60 80 100 120 140 160 180 200 220 Q [m/h]

P2 [kW]
260 mm

5.0
4.5
243 mm
4.0
NPSH
3.5 [m]
3.0 222 mm 3
2.5
2.0 200 mm 2
TM01 2892 0499NK 125-250

1.5
NPSH
1.0 1
0.5
0.0 0
0 20 40 60 80 100 120 140 160 180 200 220 Q [m/h]

98
Performance Curves NK
Oversize Pump

H [m]
NK 150 - 315
16 330 mm 50 Hz, n = 970 min
-1

74 %
77 % ISO 2548 Class C
80 %
15
83 %

14 310 mm

84.9 %
13

12 285 mm
83.0 %

83 %
11

10 260 mm 80.8 %
80 %

77 %
9
74 %
78.5 %
8

2
0 40 80 120 160 200 240 280 320 360 Q [m/h]

P2 [kW]
330 mm
10
NPSH
9 [m]
8 310 mm 4
7
6 285 mm 3
5
260 mm
4 2
TM01 2893 0499NK 150-315

3
NPSH
2 1
1
0 0
0 40 80 120 160 200 240 280 320 360 Q [m/h]

99
 Performance Curves NK
Oversize Pump

H [m]

25 405 mm
NK 200 - 400 -1
50 Hz, n = 970 min
75 % ISO 2548 Class C
24 78 %
81 %
83 %
23 84 %
85 %

22
380 mm
86.0 %
21
85 %
20
84 %
360 mm
83 %
19
85.0 % 81 %
18

17 340 mm 78 %

84.0 %
75 %
16

15
83.0 %
14

13

12

11

10

8
0 50 100 150 200 250 300 350 400 450 500 Q [m/h]

P2 [kW]
36
405 mm
32

28 380 mm
24 360 mm NPSH
20 340 mm [m]
16 4

12 3
TM01 2894 0499NK 200-xxx

8 NPSH 2

4 1

0 0
0 50 100 150 200 250 300 350 400 450 500 Q [m/h]

100
Performance Curves NK
Oversize Pump

H [m]
540 mm
50 NK 200 - 500 -1
50 Hz, n = 970 min
48 ISO 2548 Class C
69 %
46 72 %
75 %
505 mm
44
78 %

42

40 79.5 %

38 465 mm

36 78 %
77.5 %
34 75 %

32 425 mm 72 %

75.3 % 69 %
30

28

26
73.1 %
24

22

20

18

16

14

12

10
0 50 100 150 200 250 300 350 400 450 500 550 Q [m/h]

P2 [kW]
540 mm
70

60 NPSH
505 mm [m]
50 6
465 mm
40 5
425 mm
30 4

20 3
NPSH
10 2
TM01 2895 0499

0 1
0 50 100 150 200 250 300 350 400 450 500 550 Q [m/h]

101
 Performance Curves NK
Oversize Pump

H [m]
12.0 312 mm
NK 250 - 310 -1
75 % 50 Hz, n = 970 min
11.6 78 %
ISO 2548 Class C
81 %
11.2
10.8 296 mm
10.4 84 %

10.0
281 mm
9.6 85.1 %

9.2
8.8
265 mm 83.5 % 84 %
8.4
8.0
82.1 % 81 %
7.6
7.2 78 %
80.6 %
6.8 75 %

6.4
6.0
5.6
5.2
4.8
4.4
4.0
3.6
3.2
0 50 100 150 200 250 300 350 400 450 500 550 600 Q [m/h]

P2 [kW]
16 312 mm

14
296 mm
12
281 mm
10
265 mm NPSH
8
[m]
6 4
TM01 2896 0499NK 250-xxx

4 3
NPSH
2 2

0 1
0 50 100 150 200 250 300 350 400 450 500 550 600 Q [m/h]

102
Performance Curves NK
Oversize Pump

H [m]
15.2 330 mm NK 250 - 330 -1

14.8 50 Hz, n = 970 min

ISO 2548 Class C
14.4
14.0
77 %
13.6 80 %
13.2 310 mm 83 %

12.8
86 %
12.4
87.0 %
12.0
11.6
86 %
11.2 290 mm
10.8
83 %
10.4
10.0 80 %
83.0 %
9.6 77 %
9.2
8.8
8.4
8.0 80.7 %

7.6
7.2
6.8
6.4
6.0
5.6
5.2
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 Q [m/h]

P2 [kW]
28 330 mm

24
NPSH
20 310 mm [m]

16 290 mm 4

12 3
NPSH
8 2

4 1
TM01 2897 0499

0 0
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 Q [m/h]

103
 Performance Curves NK
Oversize Pump

H [m]
415 mm NK 250 - 400
40 % -1
50 % 50 Hz, n = 970 min
26 60 %
70 % ISO 2548 Class C
75 %
80 %
400 mm 83 %
24 85 %

86.9 %
22

85 %
375 mm
20 86.3 % 83 %

80 %
18
350 mm
75 %
84.7 %

16 70 %

320 mm
14
82.2 %
60 %

12

77.5 %
10

4
0 100 200 300 400 500 600 700 800 Q [m/h]

P2 [kW]
56 415 mm

48
400 mm
40
NPSH
32 375 mm [m]

24 350 mm 4
320 mm
16 3

8 NPSH 2
TM01 2898 0499

0 1
0 100 200 300 400 500 600 700 800 Q [m/h]

104
Performance Curves NK
Oversize Pump

H [m]
540 mm NK 250 - 500 -1
46 50 Hz, n = 970 min
71 % ISO 2548 Class C
74 %
44 77 %

80 %
42 510 mm
81.4 %
40

38

475 mm 79.8 % 80 %
36 77 %

34

32
441 mm 77.8 %

30

28
75.9 %
26

24

22

20
0 100 200 300 400 500 600 700 Q [m/h]
P2 [kW]
100 540 mm

90
80 510 mm
70
475 mm
60
NPSH
50 441 mm [m]
40 3
30
20 2
NPSH
TM01 2899 0499

10
0 1
0 100 200 300 400 500 600 700 Q [m/h]

105
 Performance Curves NK
Oversize Pump

H [m]
d2
19 370 mm
NK 300 - 360 -1
50 Hz, n = 970 min
40 %
18 50 % ISO 2548 Class C
60 %
17 346 mm 70 %
75 %
16
306 mm 80 %

15

14 266 mm 83 %

13
80 %
226 mm 85 %
12 85.5 %

216 mm 85 %
11 87.0 %
75 %

10 176 mm
87.0 % 70 %
9
85.0 %
8
81.0 %
7
75.0 %
6

0
0 200 400 600 800 1000 1200 Q [m/h]

P [kW]
50
370 mm
45
40
35 346 mm
30 306 mm
25 266 mm
NPSH
20 226 mm [m]
216 mm
TM01 1717 0499NK 300-360

15 176 mm 4
10 3
5 NPSH 2
0 1
0 200 400 600 800 1000 1200 Q [m/h]

106
107
 V7 12 44 71 04 00
Repl. V7 12 44 71 05 99
GB
Subject to alterations.

GRUNDFOS A/S . DK-8850 Bjerringbro. Denmark

Telephone: +45 86 68 14 00. Internet: www.grundfos.com