NM4, NMS

4

Characteristic curves n ≈ 1450 rp

m

NM4, NMS

4

0

10

20

30

40

5

0

U.S. g.p.m

.

A Ø 164

NM(S)4 32/1

6

5

0

5

5

5

8

6

0

62

B Ø 149

η 62%

6

2

6

0

58

55

0

2

4

6

8

10

1

2

Q m /h

3

l/min

0

50

100

150

200

l/

s

0

1

2

3

3.

6

A

B

H

m

P

k

W

N

P

S

H

m

P

k

W

10

8

6

4

2

0.4

0.3

0.2

0.1

0

8

6

4

2

0

30

20

10

0

2.5

2.0

1.5

1.0

0.5

60

3

0

2

0

H

f

t

1

0

0.5

0.4

0.3

P

H

P

0.2

0.1

0

2

5

2

0

1

5

1

0

N

P

S

H

f

t

5

0

8

0

6

0

H

(

f

t

)

4

0

2

0

0

3

2

P

(

H

P

)

1

(

%

)

50

N

P

S

H

m

η

η

40

30

10.0

A

C

7.5

5.0

2.5

2

0

N

P

S

H

(

f

t

)

0.0

0

0

5

10

15

20

2

5

Q m /h

3

6

4

H

m

N

P

S

H

m

P

k

W

1

5

1

0

5

0

1.0

0.8

0.6

0.4

0.2

0

8

6

4

2

0

NM(S)4 32/2

0

0

20

30

40

50

60

U.S. g.p.m.

A Ø 204

B Ø 195

3

5

4

0

4

5

4

8 50

5

2

η 53%

5

2

5

0

4

8

4

5

4

0

3

5

0

2

4

6

8

10

12

14

Q m /h

3

0

50

100

150

200

l/mi

n

l/s

0

1

2

3

3.

8

A

B

5

0

4

0

3

0

2

0

1

0

0

1.

2

1.

0

0.

8

0.

6

0.

4

0.

2

0

2

5

2

0

1

5

1

0

5

0

0

2

4

6

8

10

1

2

72.074

72.07

5

3

0

2

4

6

8

10

12

14

Q m /h

3

0

40

60

80

100

Q (U.S. g.p.m.

)

NM(S)4 32/25

A Ø252

B Ø230

C Ø206

H

m

0

5

10

15

20

2

5

Q m /h

3

0

100

150

200

250

300

350

400

l/min

0

1

2

3

4

5

6

(l/s)

A

B

C

A

B

C

B

H

f

t

N

P

S

H

f

t

P

H

P