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    I.S. EN 61125:1993

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    UNUSED HYDROCARBON-BASED INSULATING LIQUIDS - TEST METHODS FOR EVALUATING THE OXIDATION STABILITY

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  16-02-2021

    Language(s):  English

    Published date:  01-01-1993

    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)

    FOREWORD
    Section 1 - General
    1.1 Scope
    1.2 Normative references
    1.3 General principle of the methods
    1.4 Equipment
    1.5 Reagents
    1.6 Cleaning of test vessels
    1.7 Catalyst
    1.8 Insulating liquid sample conditioning
    1.9 Determinations on the oxidized insulating liquid
    Section 2 - Method A
    2.1 Outline of the method
    2.2 Test conditions
    2.3 Procedure
    2.4 Determinations on the oxidized oil
    2.5 Report
    2.6 Precision
    Section 3 - Method B
    3.1 Outline of the method
    3.2 Test conditions
    3.3 Procedure
    3.4 Determinations on the oxidized oil (optional)
    3.5 Report
    3.6 Precision
    Section 4 - Method C
    4.1 Outline of the method
    4.2 Test conditions
    4.3 Procedure
    4.4 Determinations on the oxidized insulating liquid
    4.5 Report
    4.6 Precision
    Annex A (normative) Determination of maximum diameter
             of the pores of a fritted glass filter
    Annex B (normative) Thermometer specifications
    Annex ZA (normative) Other international publications
             quoted in this standard with the references
             of the relevant European publications
    Figures

    Abstract - (Show below) - (Hide below)

    Describes three test methods using the same apparatus for evaluating the oxidation stability of mineral insulating oils and of hydrocarbon-based insulating liquids.

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

    Development Note Supersedes I.S. EN 60074, I.S. EN 60474 and I.S. EN 60813. (02/2002) For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Withdrawn
    Supersedes

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

    ISO 4793:1980 Laboratory sintered (fritted) filters — Porosity grading, classification and designation
    ISO 383:1976 Laboratory glassware — Interchangeable conical ground joints
    ISO 6344-1:1998 Coated abrasives Grain size analysis Part 1: Grain size distribution test
    IEC 60247:2004 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity
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