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CEI EN 60974-1 : 2013
Current
The latest, up-to-date edition.
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ARC WELDING EQUIPMENT - PART 1: WELDING POWER SOURCES
Hardcopy , PDF
English
01-01-2013
FOREWORD
INTRODUCTION
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
Annex ZA (normative) - Normative references
to international publications with
their corresponding European
publications
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