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  • BS 4927-1(1974) : 1974

    Cancelled Standard has been cancelled.
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    SPECIFICATION FOR PAPER , COTTON , SILK OR RAYON COVERED COPPER CONDUCTORS - ROUND WIRE

    Available format(s):  Hardcopy, PDF

    Cancelled date:  02-08-2013

    Language(s):  English

    Published date:  01-01-1974

    Publisher:  British Standards Institution

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

    Co-operating organizations
    Foreword
    Specification
    1 Scope
    2 Definitions
    3 General requirements and test conditions
    4 Conductor
    5 Covering materials
    6 Elongation of covered conductor
    7 Packaging
    Appendices
    A Measurement of conductor diameter and overall
       diameter
    B Electrical resistance
    Tables
    1 Tolerances on conductor diameter
    2 Temperature correction factors
    3 Resistance ratios
    4 Dimensions, resistances and elongation of cotton-
       covered conductors
    5 Dimensions, resistances and elongation of silk-
       covered and rayon-covered conductors
    6 Dimensions, resistances and elongation of paper-
       covered conductors

    Abstract - (Show below) - (Hide below)

    Describes requirements and dimensions for round copper wire covered with cotton, silk, rayon or paper. Braided coverings are excluded. Applicable to wires having following conductor diameters: cotton covered 0.150mm to 5.000mm, silk or rayon covered 0.040mm to 1.600mm and paper covered 0.250mm to 5.000mm. The following grades of covering are specified: for cotton four grades: single, fine and ordinary and double, fine and ordinary. For silk or rayon two grades: single and double. For paper covering two grades: grade 1 (fine) and grade 2 (ordinary).

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

    Committee GEL/55
    Development Note Supersedes 71/25975 DC. (10/2003) Supersedes BS 1791-1(1962). (07/2005) Inactive for the new design. (11/2008)
    Document Type Standard
    Publisher British Standards Institution
    Status Cancelled
    Supersedes

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

    BS 2689(1956) : LATEST RECOMMENDED METHODS FOR ESTIMATING THE EFFECT OF DELETERIOUS SUBSTANCES IN FIBROUS ELECTRICAL INSULATING MATERIALS
    BS 2565(1972) : 1972 SPECIFICATION FOR DRUMS FOR COVERED WINDING WIRES AND STRIPS FOR ELECTRICAL PURPOSES
    BS 1035-40,1172.74,1861,1954 : LATEST RAW COPPER
    BS 698(1956) : LATEST SPECIFICATION - PAPERS FOR ELECTRICAL PURPOSES
    BS 148(1998) : 1998 SPECIFICATION FOR UNUSED AND RECLAIMED MINERAL INSULATING OILS FOR TRANSFORMERS AND SWITCHGEAR
    BS 1489(1972) : 1972 SPECIFICATION FOR THE PACKAGING OF COVERED WINDING WIRES FOR ELECTRICAL PURPOSES
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