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  • BS EN 61198:1994

    Current The latest, up-to-date edition.

    Mineral insulating oils. Methods for the determination of 2-furfural and related compounds

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-06-1994

    Publisher:  British Standards Institution

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

    Cooperating organizations
    National foreword
    Foreword
    Introduction
    1. Scope
    2. Normative references
    3. Sampling
    4. Labelling of samples
    5. Apparatus
    5.1 General equipment
    5.2 Equipment for extraction by Method A
    5.3 Equipment for extraction by Method B
    5.4 High-performance liquid chromatograph (HPLC)
    6. Reagents
    7. Symbols and units
    8. Analytes
    9. Operating procedure
    9.1 Extraction of the analytes
    9.2 Analysis of the extract
    10. Calibration
    10.1 Standard solutions in oil
    10.2 Standard solution in the chromatographic eluent
    10.3 Procedure
    11. Calculations
    12. Report
    13. Minimum level of detection
    14. Precision
    14.1 Repeatability
    14.2 Reproducibility
    Annex A - Checking extraction and recovery
    Figures
    Annex ZA (normative) Other international publications
    quoted in this standard with the references of the
    relevant European publications
    National annex NA (informative) Committees responsible
    National annex NB (informative) Cross-references

    Abstract - (Show below) - (Hide below)

    Analysis by high performance liquid chromatography (HPLC) of these compounds resulting from degradation of cellulosic insulation.

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

    Committee GEL/10
    Development Note Also numbered as IEC 61198 Supersedes 92/03950 DC (11/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    08/30167496 DC : DRAFT FEB 2008 BS 148 - RECLAIMED MINERAL INSULATING OIL FOR TRANSFORMERS AND SWITCHGEAR - SPECIFICATION
    BS 148:1998 Specification for unused and reclaimed mineral insulating oils for transformers and switchgear
    BS 5730:2001 Monitoring and maintenance guide for mineral insulating oils in electrical equipment
    BS 148:2009 Reclaimed mineral insulating oil for transformers and switchgear. Specification
    BS 148:1997 Specification for unused and reclaimed mineral insulating oils for transformers and switchgear

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

    BS EN 60567:2011 Oil-filled electrical equipment. Sampling of gases and analysis of free and dissolved gases. Guidance
    IEC 60475:2011 Method of sampling insulating liquids
    View more information

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