NEMA IEC 60974-3 : 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
AMERICAN NATIONAL STANDARD FOR ARC WELDING EQUIPMENT - PART 3: ARC STRIKING AND STABILIZING DEVICES
04-05-2021
06-12-2012
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Environmental conditions
5 Tests
5.1 Test conditions
5.2 Measuring instruments
5.3 Conformity of components
5.4 Type tests
5.5 Routine tests
6 Protection against electric shock
6.1 Insulation
6.2 Protection against electric shock in normal service
(direct contact)
6.3 Protection against electric shock in case of a fault
condition (indirect contact)
7 Thermal requirements
8 Abnormal operation
9 Thermal protection
10 Connection to the input supply network
11 Output
11.1 Rated peak voltage
11.2 Impulse current
11.3 Mean energy
11.4 Output circuit capacitance discharging
12 Control circuits
13 Hazard reducing device
14 Mechanical provisions
15 Rating plate
16 Adjustment of the output
17 Instructions and markings
17.1 Instructions
17.2 Markings
Annex A (informative) - Examples of coupling systems for
arc striking and stabilizing devices
Annex B (informative) - Example of a rating plate
Specifies safety requirements for industrial and professional arc striking and arc stabilizing devices used in arc welding and allied processes.
| DocumentType |
Standard
|
| PublisherName |
National Electrical Manufacturers Association
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 60974-3:2013 | Identical |
| NEMA IEC 60974-7 : 2009 | ARC WELDING EQUIPMENT - PART 7: TORCHES |
| NEMA IEC 60974-12 : 2009 | ARC WELDING EQUIPMENT - PART 12: COUPLING DEVICES FOR WELDING CABLES |
| NEMA IEC 60974-11 : 2009 | ARC WELDING EQUIPMENT - PART 11: ELECTRODE HOLDERS |
| IEC 60974-1:2017 | Arc welding equipment - Part 1: Welding power sources |
| IEC 60974-7:2013 | Arc welding equipment - Part 7: Torches |
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