12
EB 8139 EN
Design and principle of operation
3.2 Technical data
The nameplate provides information on the control valve version (see section 2.1). More in
-
formation is available in Data Sheet
u
T 8139.
Table 1:
Technical data
Valve sizes
DN 15 to 50 · NPS ½ to 2
Material
1.4408
Type of connection
Welding ends · Threaded ends
Pressure rating
PN 40
Seat-plug seal
Soft seal
Characteristic
Quick-opening
Compliance
·
Actuator
30 cm² (Ø = 63 mm) or 60 cm² (Ø = 90 mm)
Permissible signal pressure
Minimum according to section 3.4 · Maximum 8 bar
Control pressure connection
G ¼
Temperature range
Permissible medium temperature
–10 to +180 °C
Permissible ambient temperature
–10 to +60 °C
Permissible flow velocity
Max. velocity at the valve outlet
Liquids: 3 m/s · Gases: 0.3 Mach
