5 Technical data
5.1 Medium
Working medium:
Corrosive, inert, gaseous and liquid media which have no negative impact on the physical and
chemical properties of the body and seal material.
Max. permissible
viscosity:
600 mm²/s (cSt)
Other versions for lower/higher temperatures and higher viscosities on request.
5.2 Temperature
Media temperature:
-10 to 180 °C
Ambient temperature:
-10 to 60 °C
5.3 Pressure
Operating pressure:
DN
Actuator version
0A
1A
2A
15
32
-
-
20
20
40
-
25
12
32
-
32
-
20
-
40
-
12
25
50
-
8
16
65
-
5
10
80
-
4
6
100
-
-
4
Pressures in bar
All pressures are gauge pressures.
For max. operating pressures the pressure / temperature correlation must be observed.
Higher operating pressures on request
Leakage rate:
Open-closed valve
Seat seal
Standard
Test procedure
Leakage rate
Test medium
Metal
DIN EN 12266-1
P12
F
Air
EPDM, FPM, PTFE DIN EN 12266-1
P12
A
Air
Control valve
Seat seal
Standard
Test procedure
Leakage rate
Test medium
Metal
DIN EN 60534-4
1
IV
Air
PTFE, FPM, EPDM DIN EN 60534-4
1
VI
Air
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GEMÜ 539
5 Technical data
