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    I.S. EN 50069:1991

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    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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    WELDED COMPOSITE ENCLOSURES OF CAST AND WROUGHT ALUMINIUM ALLOYS FOR GAS-FILLED HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  03-09-2021

    Language(s):  English

    Published date:  01-01-1991

    Publisher:  National Standards Authority of Ireland

    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.

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    Table of Contents - (Show below) - (Hide below)

    1 Introduction
    2 Scope and field of application
    3 Definitions
    4 Materials
    5 Design
    6 Manufacture and workmanship
    7 Inspection and testing
    8 Pressure relief devices
    9 Certification and marking
    Annex A (informative) National deviations

    Abstract - (Show below) - (Hide below)

    Applicable to welded composite enclosures of cast and wrought aluminium and aluminium alloy enclosures pressurized with dry air, inert gases, e.g. sulphur hexafluorlde or nitrogen or a mixture of such gases, used in indoor or outdoor installations of high-voltage switch gear and control gear with rated voltages of 72.5 kV and above, where the gas is used principally for its dielectric and/or arc-quenching properties.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 6213:1989 Welding Factors to be considered to ensure quality in welded structures
    IEC 60517:1990 Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above
    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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