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  • I.S. EN IEC 61125:2018

    Current The latest, up-to-date edition.

    INSULATING LIQUIDS - TEST METHODS FOR OXIDATION STABILITY - TEST METHOD FOR EVALUATING THE OXIDATION STABILITY OF INSULATING LIQUIDS IN THE DELIVERED STATE

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  24-04-2018

    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.

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

    National foreword
    FOREWORD
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Apparatus
    Annex A (normative) - Thermometer specifications
    Annex B (informative) - Method for evaluating the oxidation
            stability of inhibited insulating liquids in the delivery
            state by measurement of the induction period with
            oxygen
    Annex C (informative) - Method for evaluation of
            thermo-oxidative behaviour of unused
            ester insulating liquids
    Bibliography
    Annex ZA (normative) - Normative references to
             international publications with their
             corresponding European publications

    Abstract - (Show below) - (Hide below)

    This document describes a test method for evaluating the oxidation stability of insulating liquids in the delivered state under accelerated conditions regardless of whether or not antioxidant additives are present.

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

    Committee TC 10
    Development Note Supersedes I.S. EN 61125. (04/2018)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

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

    ISO 4793:1980 Laboratory sintered (fritted) filters — Porosity grading, classification and designation
    IEC 62021-1:2003 Insulating liquids - Determination of acidity - Part 1: Automatic potentiometric titration
    IEC TR 62036:2007 Mineral insulating oils - Oxidation stability test method based on differential scanning calorimetry (DSC)
    EN 60422:2013 Mineral insulating oils in electrical equipment - Supervision and maintenance guidance
    IEC 62021-2:2007 Insulating liquids - Determination of acidity - Part 2: Colourimetric titration
    EN ISO 3104:1996 Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity (ISO 3104:1994)
    IEC 60422:2013 Mineral insulating oils in electrical equipment - Supervision and maintenance guidance
    IEC 60050-212:2010 International Electrotechnical Vocabulary (IEV) - Part 212: Electrical insulating solids, liquids and gases
    ISO 383:1976 Laboratory glassware — Interchangeable conical ground joints
    IEC 62770:2013 Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment
    IEC 61099:2010 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes
    EN 62021-2 : 2007 INSULATING LIQUIDS - DETERMINATION OF ACIDITY - PART 2: COLOURIMETRIC TITRATION
    IEC 60296:2012 RLV Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    EN 62021-3:2014 Insulating liquids - Determination of acidity - Part 3: Test methods for non mineral insulating oils
    EN 60247:2004 Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor (tan d) and d.c. resistivity
    IEC 60666:2010 Detection and determination of specified additives in mineral insulating oils
    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
    IEC 62021-3:2014 Insulating liquids - Determination of acidity - Part 3: Test methods for non-mineral insulating oils
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