Large electropneumatic interlocking, with "UR" route control installed at Westchester Yard, in Borough of Bronx, New York City; features of plant include, electronic smoke detector, call-on controls, biased neutral switch control relay circuits and automatic d-c ground detectors.


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    Title :

    Route type interlocking on New York subway


    Additional title:

    Ry Signaling Communications


    Published in:

    Publication date :

    1950


    Size :

    6 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :





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