1 Scope
2 Normative references
3 Terms and definitions
4 Environmental conditions
5 Tests
6 Protection against electric shock
7 Thermal requirements
8 Thermal protection
9 Abnormal operation
10 Connection to the supply network
11 Output
12 Control circuits
13 Hazard reducing device
14 Mechanical provisions
15 Rating plate
16 Adjustment of the output
17 Instructions and markings
Annex A (informative) - Nominal voltages of supply
        networks
Annex B (informative) - Example of a combined
        dielectric test
Annex C (normative) - Unbalanced load in case of
        a.c. tungsten inert-gas welding power
        sources
Annex D (informative) - Extrapolation of temperature
        to time of shutdown
Annex E (normative) - Construction of supply circuit
        terminals
Annex F (informative) - Cross-reference to non-SI units
Annex G (informative) - Suitability of supply network
        for the measurement of the true r.m.s.
        value of the supply current
Annex H (informative) - Plotting of static characteristics
Annex I (normative) - Test methods for a 10 Nm impact
Annex J (normative) - Thickness of sheet metal for
        enclosures
Annex K (informative) - Examples of rating plates
Annex L (informative) - Graphical symbols for arc welding
        equipment
Annex M (informative) - Efficiency
Annex N (normative) - Touch current measurement in
        fault condition
Bibliography
Annex ZA (normative) - Normative references to
         international publications with their
         corresponding European publications