NM4, NMS

4

Characteristic curves n ≈ 1450 rp

m

H

m

N

P

S

H

m

P

k

W

H

m

N

P

S

H

m

P

k

W

2

5

2

0

1

5

1

0

5

0

18

10

0

8

6

4

2

0

6

0

5

0

4

0

3

0

2

0

60

50

40

30

20

10

0

8

6

4

2

0

U.S. g.p.m

.

0

400

600

800

1000

1200

1400

A Ø 271

60

7

0

74

U.S. g.p.m.

0

400

600

800

1000

1200

140

0

78

h 80%

B

C

D

Ø 252

40

8

0

6

0

A

Ø 33

0

7

0

7

4

7

8

NM(S)4 125/250

NMS4 125/315

B

Ø 31

0

7

8

30

7

8

6

0

C

Ø 29

5

h 80%

Ø 237

7

4

Ø 220

7

0

E Ø 203

4

0

6

0

2

0

0

0

100

200

300

Q m /h

3

l/mi

n

0

1000

2000

3000

4000

5000

l/s

0

20

40

60

8

0

A

2

0

B

C

D

1

0

E

0

2

0

1

0

0

0

100

200

300

Q m /h

3

72.095

0 U.S. g.p.m.

A Ø 405

500

1000

150

0

60

65

7

0

NMS4 125/400

200

7

3

7

5

h 76%

180

B Ø 380

75

73

160

C Ø 364

7

0

140

6

6

120

100

60

80

0

50

100

150

200

250

300

35

0

Q m /h

3

l/min

0

1000

2000

3000

4000

5000

5800

l/

s

0

10

20

30

40

50

60

70

80

9

0

8

0

A

B

C

6

0

4

0

2

0

0

2

0

1

0

0

7

4

7

0

H

f

t

H

m

20

6

0

10

0

0

100

200

300

Q m /h

3

l/mi

n

0

1000

2000

3000

4000

500

0

l/s

0

20

40

60

8

0

3

0

A

2

0

B

C

P

H

P

P

k

W

1

0

N

P

S

H

f

t

N

P

S

H

m

0

8

6

4

2

0

0

100

200

30

0

Q m /h

3

72.096

H

f

t

P

H

P

N

P

S

H

f

t

0

50

100

150

200

250

300

35

0

Q m /h

3

72.097

7

1

12

0

10

0

8

0

6

0

4

0

2

0

0

4

0

3

0

2

0

1

0

0

2

0

1

0

0

H

f

t

N

P

S

H

f

t

P

H

P