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3.3.2
Technical data of version for valve class D
Table 5: Type 3241G Valve
Cast body: DN 15 to 150 · Forged body: DN 15 to 80
DIN DVGW test mark
Valve size
DN
Pressure rating
PN
0.4 1.6 0.4 1.6 6.3 6.3 16 6.3 16 25 40 25 40 60 80 63 100 160 160 260
K
coefficient (without
VS
0.63
flow divider ST 1)
1.0 4.0 1.0 4.0 –
K
I (with flow divider
VS
ST 1)
Seat diameter
mm 6
Permissible
differential/
bar
operating
pressure
Rated travel
mm
Rangeability
Perm.
ambient temperature
Permissible medium
temperature
Closing time
Valve class
Strainer
Closing time <1 s when fitted with correspondingly sized pilot valves (possibly in combination with a quick exhaust
1)
valve)
Table 6: Types 3271 and 3277 Pneumatic Actuators
Actuator area in cm²
Signal pressure
bar
range
Required
bar
supply pressure
Max. supply
bar
pressure
Closing force
kN
Fail‑safe position
EB 8020-1 EN
15
25
2.5
2.5 10 10
0.63
–
–
–
–
–
–
–
12
6
12 24 24 31 24 31 38 48 38 48 63 80 63 80 100 100 130
50 : 1
Type 2 NI, special version for gas, 0.25 mm mesh size
175
0.8...2.4
1.7...3.3
2.7
6
1.4
Design and principle of operation
CE-0085CQ0516
40
50
40
–
10
–
–
–
–
–
–
–
–
–
–
–
22 36 22 36 54 72 57 90 144 144 234
20
15
–40 to +60 °C
–20 to +220 °C
<5 s
1)
Valve class D
2.35...2.95
3.6
3.25 3.3 3.25 3.3 3.25
3
8.34 8.3 8.34 8.3 8.34
Fail‑close
80
100
–
–
–
–
–
–
–
–
–
–
15
30 : 1
355
1.6
...
1.65...2.65
2.4
2.7
3
6
12
150
–
–
–
–
–
–
–
–
10
5
30
750
2.95
6
12.4
23
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