• BS 7628:1993

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Specification for combined transformers

    Available format(s):  Hardcopy, PDF

    Superseded date:  05-03-2003

    Language(s):  English

    Published date:  15-02-1993

    Publisher:  British Standards Institution

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

    Committees responsible
    National foreword
    Foreword
    Section one - General
    1 Scope and object
    2 Definition
    Section two - Limits of error
    3 General
    4 Mutual influence
    5 Limits of temperature rise
    Section three - Type tests
    6 Impulse voltage test
    7 Temperature-rise test
    8 Tests for accuracy
    Section four - Routine tests
    9 Verification of terminal and rating plate markings
    10 Power-frequency tests
    11 Measurement of partial discharges
    12 Test for accuracy
    Section five - Marking
    13 Terminal markings
    14 Rating plate markings
    Figures
    Appendix
    A The mutual influence of current and voltage
        transformers
    Annex
    ZA (normative) Other international publications quoted
        in this standard with the references of the
        relevant European publication
    National annex
    NA (informative) Cross-references

    Abstract - (Show below) - (Hide below)

    Covers requirements and tests for current and voltage transformers (including capacitor transformers) that are necessary for combined instrument transformers. Coverage includes limits of error, type tests, routine tests and marking.

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

    Committee PEL/38
    Development Note Supersedes 92/03131 DC (03/2003)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    BS 6184:1981 Method for measuring partial discharges in instrument transformers
    IEC 60186:1987 Voltage transformers
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