Contents
EB 3018 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 ................................................................1-6
1.3 Notes on possible property damage .............................................................1-8
2 Markings on the device ..............................................................................2-1
2.1 Nameplate on valve and actuator ................................................................2-1
2.2 Nameplate of the electric actuator ................................................................2-2
2.3 Location of the nameplates ..........................................................................2-2
2.4 Material identication number .....................................................................2-2
2.4.1 Type2423 Valve .........................................................................................2-2
2.4.2 Type2426 Actuator ....................................................................................2-2
2.4.3 Electric actuator ..........................................................................................2-2
3 Design and principle of operation ...............................................................3-1
3.1 Additional ttings ........................................................................................3-5
3.2 Technical data ............................................................................................3-6
4 Shipment and on-site transport ...................................................................4-1
4.1 Accepting the delivered goods .....................................................................4-1
4.2 Removing the packaging from the regulator ..................................................4-1
4.3 Transporting and lifting the regulator ............................................................4-2
4.3.1 Transporting the regulator ............................................................................4-2
4.3.2 Lifting the regulator .....................................................................................4-3
4.4 Storing the regulator ...................................................................................4-4
5 Installation .................................................................................................5-1
5.1 Installation conditions ..................................................................................5-1
5.2 Preparation for installation ...........................................................................5-2
5.3 Installation ..................................................................................................5-5
5.3.1 Installing the regulator .................................................................................5-6
5.3.2 Cleaning the pipeline ..................................................................................5-7
5.4 Testing the regulator ....................................................................................5-7
5.4.1 Leakage .....................................................................................................5-8
5.4.2 Pressure test ................................................................................................5-9
5.5 Insulation .................................................................................................5-10
6 Start-up .....................................................................................................6-1
6.1 Start-up and putting the device back into operation .......................................6-2
6.2 Starting up the plant ....................................................................................6-2
7 Operation ..................................................................................................7-1
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