NM, NMS

Characteristic curves n ≈ 2900 rp

m

0

100

150

200

250

300

35

0

U.S. g.p.m

.

S Ø 151

A Ø 146

NM(S) 50/1

2

D Ø 136

F Ø 124

H

m

N

P

S

H

m

η

η

(

%

)

P

k

W

3

0

H

m

N

P

S

H

m

η

η

(

%

)

P

k

W

30

90

80

70

20

60

50

H

f

t

40

10

30

20

10

0

0

0

Q m /h

3

2

0

3

0

4

0

5

0

6

0

7

0

8

0

9

0

l/min

0

1000

500

1500

5

S

6

4

A

D

3

4

F

2

P

H

P

2

1

0

0

8

0

6

0

S

F

D

A

4

0

2

0

0

8

6

2

0

F

S

4

1

0

N

P

S

H

f

t

2

0

0

0

Q m /h

3

2

0

4

0

5

0

6

0

7

0

8

0

9

0

0

100

150

200

250

300

35

0

U.S. g.p.m

.

70

60

20

0

50

15

0

40

H

f

t

30

10

0

20

50

10

0

0

0

Q m /h

3

2

0

3

0

4

0

5

0

6

0

7

0

8

0

9

0

l/min

0

100

0

500

150

0

15

20

15

10

10

P

H

P

5

3

80

5

60

40

20

0

8

6

2

0

4

1

0

N

P

S

H

f

t

2

0

0

S Ø 209

A Ø 200

NM(S) 50/20

B Ø 188

S

A

B

S

A

B

0

Q m /h

3

2

0

3

0

40

5

0

6

0

7

0

8

0

90

H

m

N

P

S

H

m

η

η

(

%

)

P

k

W

H

m

N

P

S

H

m

η

η

(

%

)

P

k

W

40

30

20

10

0

8

6

4

2

0

8

0

6

0

4

0

2

0

0

6

4

2

0

10

0

9

0

8

0

7

0

6

0

5

0

4

0

3

0

2

0

1

0

2

0

1

0

0

8

0

6

0

4

0

2

0

0

10

8

6

4

2

0

0

100

150

200

250

300

350

U.S. g.p.m.

A Ø 174

B Ø 162

NM(S) 50/16

13

0

12

0

11

0

10

0

90

80

70

H

f

t

60

50

40

30

20

10

0

0

Q m /h

3

2

0

3

0

40

50

60

7

0

8

0

90

l/min

0

1000

500

150

0

A

10

8

B

6

P

H

P

4

2

0

A

B

B

2

0

A

1

0

N

P

S

H

f

t

0

0

Q m /h

3

2

0

3

0

4

0

5

0

60

7

0

80

9

0

0

100

150

200

250

300

35

0

U.S. g.p.m.

30

0

25

0

20

0

H

f

t

15

0

10

0

5

0

80

30

20

10

P

H

P

0

30

20

10

N

P

S

H

f

t

0

0

Q m /h

3

20

80

S Ø 255

NM(S) 50/25

A Ø 245

B Ø 229

C Ø 209

0

Q m /h

3

2

0

3

0

4

0

5

0

6

0

l/min

0

1000

500

7

0

S

A

B

C

A/S

A

B

C

30

40

5

0

60

70

60