NM4, NMS4 60 H

z

Characteristic curves n ≈ 1750 rp

m

0

200

400

U.S. g.p.m.

A Ø 157

NM4 80/16

B Ø 140

C Ø 129

P

k

W

H

m

P

H

P

H

f

t

12

0

12

4

0

3

5

10

3

0

8

2

5

6

2

0

1

5

4

1

0

2

5

0

0

0

Q m /h

3

40

6

0

8

0

20

10

0

12

0

l/min

0

800

400

1600

1200

200

0

3

4

A

3

2

B

2

C

1

1

0

0

80

A

C

B

60

(

%

)

N

P

S

H

m

η

η

40

20

0

8

2

5

6

2

0

1

5

4

N

P

S

H

f

t

2

0

1

0

5

0

0

Q m /h

3

40

20

10

0

6

0

8

0

72.085

N

0

50

0

U.S. g.p.m.

200

60

0

300

40

0

0

Imp. g.p.m.

200

300

400

50

0

3

0

H

A

m

5

0

Ø 228

55 60 65 67.

5

NM4 80/2

5

8

0

B Ø 217

f

t

20

67.

5

C Ø 200

6

0

65

71

60

70

η 72

%

4

0

10

20

0

0

0

15

0

Q m /h

3

50

10

0

10

1

2

8

A

P

P

kW

B

C

4

8

4

H

P

2

0

0

8

6

NPS

H

4

m

2

2

0

NPSH

1

0

f

t

0

0

H

m

N

P

S

H

m

η

η

(

%

)

P

k

W

16

14

12

10

8

6

4

2

0

6

4

2

0

60

40

20

0

10

8

6

4

2

0

A Ø 175

NM4 80/2

0

0

200

300

400

500

60

0

U.S. g.p.m

.

B Ø 160

C Ø 143

0

20

40

60

80

100

120

14

0

Q m /h

3

l/min

0

500

1000

1500

2000

C

A

B

80

A

B

C

C

A

50

40

30

20

10

0

8

6

4

2

0

30

25

20

15

10

5

0

0

20

40

60

80

100

120

140

Q m /h

3

72.085

N

0

50

100

15

0

Q 3

m /

h

72.56

3

6

4

H

f

t

P

H

P

N

P

S

H

f

t