80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
0
0
200
400
600
800 1000 1200 1400 1600
Portata (l/h)
1
5
2
3
4
6
P
r
e
v
a
l
e
n
z
a
(
k
P
a
)
P
o
t
e
n
z
a
a
s
s
o
r
b
i
t
a
d
a
l
c
i
r
c
o
l
a
t
o
r
e
(
W
)
80
80
70
70
60
60
50
50
40
40
30
30
20
20
10
10
0
0
0
200
400
600
800 1000 1200 1400 1600
Portata (l/h)
P
r
e
v
a
l
e
n
z
a
(
k
P
a
)
P
o
t
e
n
z
a
a
s
s
o
r
b
i
t
a
d
a
l
c
i
r
c
o
l
a
t
o
r
e
(
W
)
1
5
2
3
4
6