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  • IEC 61065:1991

    Current The latest, up-to-date edition.

    Method for evaluating the low temperature flow properties of mineral insulating oils after ageing

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Language(s): 

    Published date:  01-05-1991

    Publisher:  International Electrotechnical Committee

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

    Foreword
    Introduction
    Clause
    1 Scope
    2 Normative references
    3 Summary of the method
    4 Apparatus and auxiliary materials
    5 Number of test tubes
    6 Preparations for the test
    7 Procedure
    8 Measurements
    9 Interpretation of results
    10 Report

    Abstract - (Show below) - (Hide below)

    Describes a method for assessing the changes in activity of pour point depressant additives in inhibited and uninhibited mineral insulating oils when aged in the presence of insulating kraft paper. The contents of the corrigendum of December 1993 have been included in this copy.

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

    Committee TC 10
    Development Note Also numbered as BS EN 61065. (12/2005) Stability Date: 2019. (10/2012)
    Document Type Standard
    Publisher International Electrotechnical Committee
    Status Current

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

    ISO 3016:1994 Petroleum products Determination of pour point
    IEC 60450:2004+AMD1:2007 CSV Measurement of the average viscometric degree of polymerization of new and aged cellulosic electrically insulating materials
    IEC 60296:2012 RLV Fluids for electrotechnical applications - Unused mineral insulating oils for transformers and switchgear
    IEC 60733:1982 Determination of water in insulating oils, and in oil-impregnated paper and pressboard
    IEC 60554-3-1:1979 Specification for cellulosic papers for electrical purposes. Part 3-1: Specifications for individual materials. General purpose electrical paper
    IEC 60813:1985 Test method for evaluating the oxidation stability of hydrocarbon insulating liquids
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