08/30195422 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS EN 60974-4 - ARC WELDING EQUIPMENT - PART 4: PERIODIC INSPECTION AND TESTING
Hardcopy , PDF
31-05-2011
English
Important note : Users cannot be edited or removed once added to your Multi user PDF.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
4.1 Qualification of test personnel
4.2 Test conditions
4.3 Measuring instruments
4.4 Periodic inspection and test
4.5 Maintenance
4.6 Repair
4.7 Test sequence
5 Protection against electrical shock
5.1 Visual inspection
5.2 Continuity of the protective circuit
5.3 Insulation resistance
5.4 Welding circuit leakage current
5.5 Primary leakage current
5.6 No-load voltage (U[0])
6 Functional test
6.1 Function
6.2 Supply-circuit on/off switching device
6.3 Voltage-reducing device
6.4 Magnetic gas valve
6.5 Signal and control lamps
7 Documentation
7.1 Test report
7.2 Labelling
Annex A (informative) - Check-list for the visual inspection
Annex B (informative) - Example of a test report after repair
Annex C (informative) - Equipment not built in accordance
with IEC 60974-1
BS EN 60974-4
| Committee |
WEE/6
|
| DocumentType |
Draft
|
| Pages |
16
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| IEC 60050-195:1998 | International Electrotechnical Vocabulary (IEV) - Part 195: Earthing and protection against electric shock |
| IEC 60050-151:2001 | International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices |
| IEC 60974-1:2017 | Arc welding equipment - Part 1: Welding power sources |
| IEC 61557-4:2007 | Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding |
| IEC 60050-851:2008 | International Electrotechnical Vocabulary (IEV) - Part 851: Electric welding |
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