Contents
EB 8048-2 EN
1 Safety instructions and measures ................................................................1-1
1.1 Notes on possible severe personal injury ......................................................1-5
1.2 Notes on possible personal injury ................................................................1-5
1.3 Notes on possible property damage .............................................................1-7
1.4 Warnings on the device ...............................................................................1-8
2 Markings on the device ..............................................................................2-1
2.1 Body inscription ..........................................................................................2-1
2.2 Material identication number .....................................................................2-1
2.3 Actuator nameplate .....................................................................................2-1
2.4 Label when an adjustable packing is installed ...............................................2-1
3 Design and principle of operation ...............................................................3-1
3.1 Fail-safe action ...........................................................................................3-4
3.2 Versions .....................................................................................................3-4
3.3 Additional ttings ........................................................................................3-5
3.4 Valve accessories ........................................................................................3-5
3.5 Technical data ............................................................................................3-5
4 Shipment and on-site transport ...................................................................4-1
4.1 Accepting the delivered goods .....................................................................4-1
4.2 Removing the packaging from the valve ........................................................4-1
4.3 Transporting and lifting the valve ..................................................................4-1
4.3.1 Transporting the valve .................................................................................4-3
4.3.2 Lifting the valve ...........................................................................................4-3
4.4 Storing the valve .........................................................................................4-5
5 Installation .................................................................................................5-1
5.1 Installation conditions ..................................................................................5-1
5.2 Preparation for installation ...........................................................................5-2
5.3 Mounting the device ....................................................................................5-3
5.3.1 Mounting the actuator onto the valve ............................................................5-4
5.3.2 Installing the valve into the pipeline ..............................................................5-6
5.4 Testing the installed valve .............................................................................5-7
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