Fronius VR 4040, Руководство по эксплуатации

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5
EN
Contents
Safety rules ................................................................................................................................................ 7
General ................................................................................................................................................. 7
Proper use ............................................................................................................................................ 7
Environmental conditions...................................................................................................................... 7
Obligations of the operator.................................................................................................................... 8
Obligations of personnel ....................................................................................................................... 8
Mains connection.................................................................................................................................. 8
Protecting yourself and others .............................................................................................................. 8
Danger from toxic gases and vapours .................................................................................................. 9
Danger from flying sparks..................................................................................................................... 10
Risks from mains current and welding current...................................................................................... 10
Meandering welding currents................................................................................................................ 11
EMC Device Classifications.................................................................................................................. 11
EMC measures ..................................................................................................................................... 11
EMF measures...................................................................................................................................... 12
Specific hazards.................................................................................................................................... 12
Requirement for the shielding gas ........................................................................................................ 13
Danger from shielding gas cylinders..................................................................................................... 13
Danger from escaping shielding gas..................................................................................................... 14
Safety measures at the installation location and during transport ........................................................ 14
Safety measures in normal operation ................................................................................................... 15
Commissioning, maintenance and repair.............................................................................................. 15
Safety inspection................................................................................................................................... 16
Disposal ................................................................................................................................................ 16
Safety symbols...................................................................................................................................... 16
Data protection...................................................................................................................................... 16
Copyright............................................................................................................................................... 16
General ...................................................................................................................................................... 17
Machine concept................................................................................................................................... 17
Areas of application and features ......................................................................................................... 17
Application examples ................................................................................................................................. 19
General ................................................................................................................................................. 19
Configuration 1: MIG/MAG-welding ...................................................................................................... 19
Configuration 2: TIG cold-wire welding................................................................................................. 20
Start-up ...................................................................................................................................................... 21
Safety.................................................................................................................................................... 21
Accessories........................................................................................................................................... 21
Opening and closing the VR 4040 unreeling device............................................................................. 21
Dismounting and re-mounting the side guard panel ............................................................................. 22
Mounting the wirefeeder ....................................................................................................................... 23
Removing and inserting the wire-spool carrier...................................................................................... 24
Mounting and dismounting the wire-spool driver .................................................................................. 24
Fastening the wire-spool carrier to the spool and detaching it from the spool...................................... 25
Inserting in the wire electrode............................................................................................................... 26
230 V interior heating system, unregulated .......................................................................................... 27
Mounting the interior heating system.................................................................................................... 27
I24 V interior heating system, regulated ............................................................................................... 28
Mounting the 24 V inerior heating system............................................................................................. 29
Putting the interior heating system into service .................................................................................... 31
Technical data: 24 V interior heating system, regulated....................................................................... 31
End-of-wire watchdog ................................................................................................................................ 33
General remarks ................................................................................................................................... 33
Mounting the end-of-wire watchdog...................................................................................................... 33
Functional principle .................................................................................................................................... 35
Idling, Accelerating................................................................................................................................ 35
Increase in tensile force as a function of wirefeed speed ..................................................................... 36
Limiting the tensile load on the wire...................................................................................................... 36
Equilibrium and working position .......................................................................................................... 36
Decelerating.......................................................................................................................................... 36
Adjusting the braking system ..................................................................................................................... 38