NM4, NMS

4

Characteristic curves n ≈ 1450 rp

m

0

200

300

400

500

600

70

0

U.S. g.p.m

.

N

P

S

H

m

(

%

)

P

k

W

H

m

4

4

4

0

3

0

2

0

1

0

2

0

1

6

1

2

8

4

0

8

0

7

0

6

0

5

0

4

0

1

0

8

6

4

2

0

S Ø 331

NM(S)4 80/315

A Ø 320

B Ø 295

C Ø 277

0

50

100

150

18

0

Q m /h

3

0

500

1000

1500

2000

2500

300

0

l/mi

n

S

A

B

C

A

B

C

S

S

C

14

0

12

0

10

0

8

0

6

0

4

0

2

0

1

0

0

3

0

2

0

1

0

0

P

H

P

H

f

t

N

P

S

H

f

t

0

50

100

150

18

0

Q m /h

3

H

m

N

P

S

H

m

(

%

)

P

k

W

7

0

6

0

5

0

4

0

3

0

2

0

1

0

4

0

3

0

2

0

1

0

0

8

0

7

0

6

0

5

0

4

0

1

0

8

6

4

2

0

6

9

0

200

300

400

500

600

70

0

U.S. g.p.m

.

A Ø 403

NM(S)4 80/400

B Ø 363

S Ø 403

C Ø 345

0

50

100

150

18

0

Q m /h

3

0

500

1000

1500

2000

2500

300

0

l/mi

n

S

A

B

C

A

S

C

B

S

C

20

0

15

0

10

0

5

0

4

0

2

0

0

3

0

2

0

1

0

0

H

f

t

P

H

P

N

P

S

H

f

t

0

50

100

150

18

0

Q m /h

3