• I.S. EN 60076-2:2011

    Current The latest, up-to-date edition.

    POWER TRANSFORMERS - PART 2: TEMPERATURE RISE FOR LIQUID-IMMERSED TRANSFORMERS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2011

    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
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Cooling methods
    5 Normal cooling conditions
    6 Temperature rise limits
    7 Temperature rise tests
    Annex A (informative) - Hot-spot winding temperature
            rise determination for OFAF and OFWF cooled
            transformers based on the top-liquid temperature
            in tank
    Annex B (informative) - Methods to estimate the hot-spot
            winding temperature rises
    Annex C (informative) - Techniques used in temperature rise
            testing of liquid-immersed transformers
    Annex D (informative) - Dissolved gases analysis for the
            detection of local overheating
    Annex E (informative) - Application of optical fibre sensors for
            winding hot-spot measurements
    Bibliography
    Annex ZA (normative) - Normative references to international
             publications with their corresponding European
             publications

    Abstract - (Show below) - (Hide below)

    Pertains to liquid-immersed transformers, identifies power transformers according to their cooling methods, defines temperature rise limits and gives the methods for temperature rise tests.

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

    Development Note Supersedes I.S. HD 398.2. (11/2009) 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 Current

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

    IEC 60076-7:2005 Power transformers - Part 7: Loading guide for oil-immersed power transformers
    EN 60085:2008 ELECTRICAL INSULATION - THERMAL EVALUATION AND DESIGNATION
    IEC 60599:2015 Mineral oil-filled electrical equipment in service - Guidance on the interpretation of dissolved and free gases analysis
    IEEE C57.91:2011 GUIDE FOR LOADING MINERAL-OIL-IMMERSED TRANSFORMERS AND STEP-VOLTAGE REGULATORS
    IEC 60567:2011 Oil-filled electrical equipment - Sampling of gases and analysis of free and dissolved gases - Guidance
    IEC 61099:2010 Insulating liquids - Specifications for unused synthetic organic esters for electrical purposes
    IEC 60076-8:1997 Power transformers - Part 8: Application guide
    IEC 60836:2015 Specifications for unused silicone insulating liquids for electrotechnical purposes
    IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
    IEC 60296:2012 RLV Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    IEC GUIDE 115:2007 Application of uncertainty of measurement to conformity assessment activities in the electrotechnical sector
    EN 61181:2007/A1:2012 MINERAL OIL-FILLED ELECTRICAL EQUIPMENT - APPLICATION OF DISSOLVED GAS ANALYSIS (DGA) TO FACTORY TESTS ON ELECTRICAL EQUIPMENT (IEC 61181:2007/A1:2012)
    IEC 60076-1:2011 Power transformers - Part 1: General
    CLC/TR 50462 : 2008 RULES FOR THE DETERMINATION OF UNCERTAINTIES IN THE MEASUREMENT OF THE LOSSES ON POWER TRANSFORMERS AND REACTORS
    EN 60076-1:2011 POWER TRANSFORMERS - PART 1: GENERAL (IEC 60076-1:2011)
    IEC 61181:2007+AMD1:2012 CSV Mineral oil-filled electrical equipment - Application of dissolved gas analysis (DGA) to factory tests on electrical equipment
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