normalizzate EN 733
44
40
30
20
10
0 U.S. g.p.m.
200
300
400
500
600
700
0 U.S. g.p.m.
200
300
400
500
600
700
20
0
16
12
l/min
500
1000
40
20
30
20
10
0
l/min
500
1000
2000
2500
3000
40
80
70
60
50
40
80
70
60
50
40
0
Qm
3
/h
50
100
1500
2000
150
180
2500
3000
0
Qm
3
/h
50
100
1500
150
180
10
30
8
8
140
120
100
80
60
40
70
60
50
40
30
20
10
200
150
100
50
8
4
0
0
0
0
10
20
10
30
6
2
0
6
20
4
4
10
10
2
2
0
0
0
0
0
Qm
3
/h
50
100
150
180
0
Qm
3
/h
50
100
150
180
80
Curve caratteristiche n ≈ 1450 1/min
S
Ø 331
NM448800-3/315
A
Ø 320
B Ø 295
C Ø 277
A
Ø 403
NM44808-04/4000
B Ø 363
S
Ø4 03
C Ø 345
S
A
B
C
S
A
B
C
A
B
C
S
A
S
C
B
S
C
S
C
N
P
S
H
m
(
%
)
P
k
W
H
m
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