VALVES AND ACTUATORS
17
1) 2FGB: by spring return MVHFA closed, MVHFC open. 2FGA: by spring return MVHFA open, MVHFC closed.
2) For applications with eventual ice formation on stem and packing, use the stem heater (see page 20).
Options and accessories for valve bodies: see page 20.
2-way flanged Valves
Series 2F -
PN16-25
- Stroke 16.5 mm (DN25), 25 mm (DN40 to 65) 45 mm (DN80 to 150) - To be
motorised by MVH - MVE actuators, see pages 25-26
MODEL
DN Kvs
MAX DIFFERENTIAL PRESSURE bar
OTHER CHARACTERISTICS
MVE506 MVE510
MVE515
MVH
MVH3K
MVH56FA
MVH56FC
MVF59A
MVF59C
2FGB25R4 25 R 4
9,5
16
16
16 11
14,1
- G 25 cast-iron body
internal parts in bronze
- PN16 flanged
connections
- Fluid temperature: - 10
2)
to 150 °C
- Control flow characteristics
equal-percentage
- Leakage 0.03% Kvs
2FGB25R7 25 I
6.3 9,5
16
16
16 11
14,1
2FGB25
25 10
9,5
16
16
16 11
14,1
2FGB40R 40 25
5,1
8,6
12,8
16 5,9
7,6
2FGB40
40 25
5,1
8,6
12,8
16 5,9
7,6
2FGB50
50 40
3,2
5,4
8
16 3,7
4,7
2FGB65
65 63
1,9
3,2
4,8
9,6 2,2
2,8
2FGB80
80 100 1,2
2,1
3,1
6,2 1,4
-
2FGB100 100 130 0,7
1,3
1,9
3,9 0,9
-
2FGB125 125 200 0,5
0,8
1,2
2,5 0,5
-
2FGB150 150 300 0,3
0,5
0,8
1,7 0,4
-
2FGA15R0 15R 0.6
16
16
16
16 16
16
- G 25 cast-iron body
internal parts in stainless
steel
- PN16 flanged connections
- Fluid temperature: - 10
2)
to 200 °C
- Equal-percentage control
flow characteristic
- Leakage 0.02% Kvs
2FGA15R1 15R 1
16
16
16
16 16
16
2FGA15R2 15R 1.6
16
16
16
16 16
16
2FGA15R3 15R 2.5
16
16
16
16 16
16
2FGA15
15 4
16
16
16
16 16
16
2FGA20
20 6.3 12,6
16
16
16 15,1
16
2FGA25
25 10
7,7
14,2
16
16 9,2
12,3
2FGA32
32 16
7,7
14,2
16
16 9,2
12,3
2FGA40
40 24
5,1
9,6
13,5
16 6,2
8,3
2FGA50
50 32
3,3
6,2
8,8
16 4
5,4
2FGA65
65 63
1,3
2,5
3,6
8,4 1,6
2,2
2FGA80
80 110 0,8
1,6
2,4
5,5 1
-
2FGA100 100 140 0,5
1
1,5
3,5 0,6
-
Flanged Globe Valves Selection Chart
X
F
X
X
XX
X
2 = 2 way
3 = 3 way
G= PN16
S = PN25
A= PN 40
15-20-25..200 = valve size
(mm)
B = Balanced plug
Rx = Reduced
diameter
(x=Kvs)
P = Extended neck for high
temp.
S = Bellows seal for high
temp.
T = Extended neck and low
temperature
Body
A= Stainless steel
B= Brass
Plug
