N4

Pompe centrifughe ad aspirazione assiale

normalizzate EN 733

25

20

15

10

5

0

U.S. g.p.m.

400

600

800

1000

1200

1400

60

80

40

0

U.S. g.p.m.

400

600

800

1000

1200

1400

18

10

20

10

30

20

10

40

30

20

10

0

Qm

3

/h

0

l/min 1000

0

l/s

20

100

200

3000

300

4000

5000

80

0

Qm

3

/h

100

0

l/min 1000

0

l/s

20

200

3000

300

4000

5000

80

2000

2000

40

60

40

60

60

40

30

20

120

100

80

60

40

20

20

10

0

0

0

0

0

0

0

0

8

8

6

2

0

6

20

4

4

10

10

2

2

0

0

0

0

60

50

40

30

20

7

200

180

160

140

120

100

80

0 Q

m

3

/h

100

0

U.S. g.p.m.

500

200

300

72.095

0 Q

m

3

/h

100

200

300

72.096

0

Qm

3

/h 50

100

0

l/min 1000

150

200

3000

250

4000

300

5000

350

5800

80

60

40

20

2000

0

l/s10

20

30

40

50

60

70

80

90

60

50

40

30

20

10

0

0

8

6

20

4

2

0

0

0 Q

m

3

/h

50

100

150

200

250

300

72.097

350

1000

1500

10

82

Curve caratteristiche n ≈ 1450 1/min

A Ø 271

60

70

74

78

η 80%

NM(S)4 125/250

N4 125-250

B Ø 252

78

C Ø 237

74

D Ø 220

70

E Ø 20 3

A Ø 330

60

70

74

78

NMS4 125/315

N4 125-315

B Ø 310

78

C Ø 295

η 80%

4

7

70

60

A

B

C

D

E

A

B

C

A Ø 405

60

65

70

NNM4S412152-54/0400

73

75

η 76%

B Ø 380

5

73

C Ø 364

70

66

60

A

B

C

N

P

S

H

m

P

k

W

H

m

N

P

S

H

m

P

k

W

H

m

N

P

S

H

f

t

P

H

P

H

f

t

N

P

S

H

f

t

N

P

S

H

m

P

H

P

P

k

W

H

f

t

H

m

N

P

S

H

f

t

P

H

P

H

f

t