EWM TETRIX 270 AC/DC COMFORT activArc Operating Instructions Manual page 6

Contents
For your safety
7 Maintenance and testing .....................................................................................................................74
7.1 General.........................................................................................................................................74
7.2 Cleaning .......................................................................................................................................74
7.3 Test ..............................................................................................................................................74
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.3.9
7.4 Repair Work .................................................................................................................................77
7.5 Disposing of equipment................................................................................................................78
7.5.1
7.6 Meeting the requirements of RoHS..............................................................................................78
8 Warranty ................................................................................................................................................79
8.1 General Validity............................................................................................................................79
8.2 Warranty Declaration ...................................................................................................................80
9 Operating problems, causes and remedies.......................................................................................81
9.1 Error messages (power source)...................................................................................................81
10 Accessories, options ...........................................................................................................................82
10.1 General accessories ....................................................................................................................82
10.2 Remote control / connection cable...............................................................................................82
10.3 Options .........................................................................................................................................82
10.4 TIG welding torch .........................................................................................................................82
10.5 Transport vehicle..........................................................................................................................83
10.6 Cooling units ................................................................................................................................83
10.7 Synchronisation............................................................................................................................83
11 Circuit diagrams ...................................................................................................................................84
11.1 TETRIX 270 AC/DC COMFORT activArc ....................................................................................84
11.2 TETRIX 300 AC/DC COMFORT activArc ....................................................................................86
11.3 TETRIX 350 AC/DC COMFORT activArc ....................................................................................88
11.4 TETRIX 500 AC/DC COMFORT activArc ....................................................................................90
12 Appendix A............................................................................................................................................92
12.1 Declaration of Conformity.............................................................................................................92
6
Test equipment .............................................................................................................74
Scope of the test...........................................................................................................75
Visual inspection...........................................................................................................75
Measuring the open circuit voltage...............................................................................75
Measurement of insulation resistance ..........................................................................75
Measuring the leakage current (protective conductor and contact current) .................76
Measurement of protective conductor resistance.........................................................76
Functional test of the welding machine ........................................................................76
Documentation of the test.............................................................................................76
Manufacturer's declaration to the end user ..................................................................78
Item No.: 099-004877-EWM01