NM4, NMS4 60 H

z

Characteristic curves n ≈ 1750 rp

m

15

H

m

10

5

0

8

6

P

4

k

W

2

0

1

0

8

NPSH

6

m

4

2

4

0

H

m

3

0

2

0

1

0

0

20

1

5

P

10

kW

5

16

12

NPS

H

8

m

4

0

0

0

U.S. g.p.m.

200

400

600

80

0

Imp.g.p.m

.

A Ø 185

200

400

600

70

7

5

6

0

6

5

B Ø 170

η 79%

75

C Ø 157

0 U.S. g.p.m. 200

400

600

800

100

0

0

Imp.g.p.m.

200

400

600

80

0

2

5

A Ø 229

5

5

NM4 100/20

NM4 100/25

H

6

5

60 7

0

75

m

2

0

B Ø 216

70

4

0

f

t

3

0

η 78

%

6

5

7

4

1

5

7

5

7

0

2

0

6

5

6

0

1

0

8

0

7

0

f

t

6

0

5

0

4

0

3

0

2

0

0

20

0

Q m /h

3

50

100

150

A

B

C

0

Q m /h

3

50

100

15

0

72.570

1

0

0

8

P

HP

4

0

3

0

NPS

H

2

0

f

t

1

0

20

0

5

5

5

1

0

8

P

6

kW

4

2

6

5

NPS

H

4

m

3

2

0

24

0

Q m /h

3

4

0

80

16

0

120

20

0

A

B

0

0

1

0

P

H

P

5

1

8

NPSH

1

4

f

t

1

0

72.571

0

24

0

Q m /h

3

4

0

80

16

0

120

200

0

0

U.S. g.p.m

.

250

500

750

100

0

Imp.g.p.m.

250

500

75

0

7

0

A Ø 286

5

5

60 65

B Ø 267

C Ø 250

0

0

U.S. g.p.m.

250

500

750

100

0

Imp.g.p.m

.

250

500

75

0

η 72

%

A Ø 347

5

5

6

0

6

0

NM(S)4 100/315

NMS4 100/400

65 66

70

H

6

5

10

0

f

t

m

B Ø 323

η 67.5%

5

0

20

0

60

6

6

67

6

5

f

t

15

0

C Ø 297

5

5

50

62.

5

4

0

5

0

0

25

0

Q m /h

3

50

100

150

20

0

A

B

C

0

3

0

P

2

0

HP

1

0

4

0

NPS

H

2

0

ft

0

3

0

2

4

4

0

3

0

P

20

kW

1

0

1

0

8

NPSH

6

m

4

2

100

0

25

0

Q m /h

3

50

100

150

20

0

A

B

C

6

0

P

4

0

H

P

2

0

3

0

NPSH

2

0

f

t

1

0

0

25

0

Q m /h

3

50

100

150

200

72.57

2

0

25

0

Q m /h

3

50

100

150

200

72.57

3

66