I.S. EN 50068:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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WROUGHT STEEL ENCLOSURES FOR GAS-FILLED HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR
Hardcopy , PDF
10-01-2019
English
01-01-1991
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
1 Introduction
2 Scope
3 Definitions
4 Materials
5 Design
6 Manufacture and Workmanship
7 Inspection and Testing
8 Pressure Relief Devices
9 Certification and Marking
Appendix A: Welding Procedure and Welder Performance
Tests
Appendix B: Sample of Record Form
Appendix C: National Deviations
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