MEI≥ 0.40
4
S
R
1
0
/
3
2
-
N
4
S
R
1
0
/
2
4
-
N
H
(
m
)
4
H
(
m
)
4
30.3
MEI≥ 0.40
4 6.8
4
S
R
1
0
/
1
8
-
N
4SR 12/24-N
4SR 12/18-N
4SR 12/13-N
4SR 12/9-N
4SR 12/7-N
4SR 12/5-N
η = 69%
50
75
US g.p.m.
Imp g.p.m.
feet
700
600
500
400
300
200
100
0
0
200
150
100
4
SR 10/13-N
4SR 10/9-N
4SR 10/7-N
4SR 10/5-N
25
50
US g.p.m.
50
Imp g.p.m.
feet
0
0
150
100
50
25
300
250
25
250
200
25
50
50
η = 65%
900
800
700
600
500
400
300
200
100
0
0
0
50
100
150
200
250
l/min
0
5
10
1
5
m3/h
0
0
50
100
150
200
250
300
l/min
0
0
5
10
15
m3/h
Q4
Q = Portata H = Prevalenza manometrica totale
238
Tolleranza delle curve di prestazione secondo EN ISO 9906 Grado 3B.
Q4