Know-how makes the difference
13
B-3500-UK-06-2013-REV. A
Normally Open, Enter Below Seat
Size Thread end Orifice
Kv
(m3/h)
Actuator
(mm)
ΔP
(Bar)
Control Pressure
(Bar)
DN10
3/8”
13
3.8
50
0 - 16
2.0 - 4.0
DN15
1/2”
13
4.7
50
0 - 16
2.0 - 4.0
DN20
3/4”
18
9.5
50
0 - 16
2.0 - 6.0
DN25
1”
24
18.1
50
0 - 13
2.0 - 6.0
63
0 - 16
2.5 - 5.0
DN32
1 1/4”
31
23.1
63
0 - 13
2.5 - 6.0
DN40
1 1/2”
35
32.9
63
0 - 7
2.5 - 6.0
DN50
2”
45
52.8
63
0 - 5
2.5 - 6.0
90
0 - 12
2.5 - 6.0
Taking off the silencer, the valve can be changed to a double acting normally open
type.
Open
Silencer
Closed
Silencer
Bar
NO
-
Enter
Below
Seat
Fluid
pressure
Control
pressure
DN10
50
90
DN25
0
0
Bar
4
8
16
12
2
4
6
8
63
8
6
4
2
12
16
8
4
4
8
16
12
2
4
6
8
DN15
DN50
0
DN20
DN25
DN32
DN40
DN50
GRAPH -6
