8
Know-how makes the difference
B-3500-UK-06-2013-REV. A
An
Company
Double Acting, Normally Closed, Enter Above Seat
Open
Closed
Size Thread end Orifice
Kv
(m3/h)
Actuator
(mm)
ΔP
(Bar)
Control Pressure
(Bar)
DN10
3/8”
13
3.8
40
0 - 16
3.0 - 4.5
50
0 - 16
3.0 - 3.5
DN15
1/2”
13
4.7
40
0 - 16
3.0 - 4.5
50
0 - 16
3.0 - 3.5
DN20
3/4”
18
9.5
50
0 - 16
3.0 - 4.0
DN25
1”
24
18.1
50
0 - 16
3.0 - 4.5
63
0 - 16
3.0 - 3.5
DN32
1 1/4”
31
23.1
63
0 - 16
3.0 - 5.5
90
0 - 16
2.5 - 3.5
DN40
1 1/2”
35
32.9
63
0 - 16
3.0 - 6.5
90
0 - 16
2.5 - 4.0
DN50
2”
45
52.8
63
0 - 12
3.0 - 7.0
90
0 - 16
2.5 - 4.5
DN65
2 1/2”
61
82.6
90
0 - 10
2.5 - 6.0
Suitable for high ΔP. The valve could be closed if there is an emergency.
Bar
Fluid
pressure
40
0
DN15
Bar
Control
pressure
4
8
16
12
2
4
6
8
DN10
DN10
8
6
4
2
12
16
8
4
4
8
16
12
2
4
6
8
63
8
6
4
2
12
16
8
4
DN65
DN25
DN20
DN15
0
0
0
DN50
DN40
DN32
DN25
DN50
DN40
DN32
90
50
Double Acting
,
NC
-
Enter
Above
Seat
