250
200
150
100
50
0
h
Alta (a)
Media (m)
Bassa (b)
P
r
e
s
s
i
o
n
e
s
t
a
t
i
c
a
e
s
t
e
r
n
a
(
E
S
P
)
0
500
1000
1500
2000
2500
3000
Portata d’aria (m
3
/h)
b
m
limit
250
200
150
100
50
0
a
0
500
1000
1500
2500 3000 3500
b
m
2000
Bassa (b)
limit
Alta (a)
Media (m)
P
r
e
s
s
i
o
n
e
s
t
a
t
i
c
a
e
s
t
e
r
n
a
(
E
S
P
)
Portata d’aria (m
3
/h)
250
200
150
100
50
0
m
a
3000
4000
5000
Bassa (b)
limit
0
1000
2000
b
Alta (a)
Media (m)
P
r
e
s
s
i
o
n
e
s
t
a
t
i
c
a
e
s
t
e
r
n
a
(
E
S
P
)
Portata d’aria (m
3
/h)
123