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  • BS 581:1950

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    Specification for electrically-driven point-operating machines for railways

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  02-08-2013

    Language(s):  English

    Published date:  13-12-1950

    Publisher:  British Standards Institution

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    Abstract - (Show below) - (Hide below)

    Machines for points, derailers, movable diamonds and facing-point or fouling bars. Hand-generator machines. Different requirements for use with bull-head and flat bottom switches.

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

    Committee GEL/9
    Development Note Inactive for the new design. (02/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Withdrawn

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

    BS 170:1939 The electrical performance of fractional horsepower electric motors and generators with class A insulation
    BS 442:1950 Specification for terminals for electrical apparatus for railway signalling purposes
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