NR(D)(EI), NR(D)4(EI)

Campo di Applicazione n ≈ 1450 1/min

10

0 U.S. g.p.m.

9

8

7

6

5

4

3

100

200

300

14

0 U.S. g.p.m. 100

12

10

8

6

200

300

6

0

5

400

2

h

%

500

2

0Qm

3

/h10

20

30

40

50

60

70

0 l/min 200

400

600

800

1000

1200

15

4

0Qm

3

/

h

20

40

60

80

100

120

1000

1.0

0 l/s

4

6

8

10

12

14

16

18

20

30

20

10

45

40

35

30

25

20

20

1.6

A

2

4

5

0 l/min

500

0 l/s

1500

2000

30

10

B

3

4

C

1

2

3

2

0

0

0

0

0Qm

3

/h10

20

30

40

50

60

72.113

70

0Qm

3

/h 20

40

60

80

100

72.114

120

107

1

1

6

NR4 125

A Ø 210

68 70

B

Ø

20

0

72

7

C Ø 188

70

74

68

65

60

A Ø 174

60 65

67.5

70

NR4 100

72

74

B Ø 160

h 74%

72

70

67.5

65

C Ø 152

60

A

B

C

P

k

W

H

m

P

H

P

H

f

t

P

k

W

H

m

P

H

P

H

f

t