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I.S. EN 50068:1991

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

WROUGHT STEEL ENCLOSURES FOR GAS-FILLED HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR
Available format(s)

Hardcopy , PDF

Superseded date

10-01-2019

Language(s)

English

Published date

01-01-1991

Preview

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.

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

Applies to fusion welded wrought steel enclosures pressurized with dry air, inert gases.

DocumentType
Standard
Pages
98
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

ISO 6213:1989 Welding Factors to be considered to ensure quality in welded structures
ISO/R 373:1964 General principles for fatigue testing of metals
HD 358 : 200S3 GAS-INSULATED METAL-ENCLOSED SWITCHGEAR FOR RATED VOLTAGES OF 72.5 kV AND ABOVE
ISO 9000:2015 Quality management systems — Fundamentals and vocabulary
ISO/IEC Guide 2:2004 Standardization and related activities General vocabulary

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