1
1.1
1.2
1.3
1.4
2
2.1
Body inscription ..........................................................................................2-1
2.2
2.3
Actuator nameplate .....................................................................................2-1
2.4
3
3.1
Fail-safe action ...........................................................................................3-4
3.2
Versions .....................................................................................................3-4
3.3
Additional fittings ........................................................................................3-5
3.4
Valve accessories ........................................................................................3-5
3.5
Technical data ............................................................................................3-5
4
4.1
4.2
4.3
4.3.1
4.3.2
Lifting the valve ...........................................................................................4-3
4.4
Storing the valve .........................................................................................4-5
5
Installation .................................................................................................5-1
5.1
5.2
5.3
Mounting the device ....................................................................................5-3
5.3.1
5.3.2
5.4
5.4.1
Leak test .....................................................................................................5-8
5.4.2
Travel motion ..............................................................................................5-9
5.4.3
Fail-safe position .........................................................................................5-9
5.4.4
Pressure test ................................................................................................5-9
6
Start-up .....................................................................................................6-1
EB 8048-2 EN
Contents