Mar. 9: Description of 3000-kw., 60-cycle rotary converters in-stalled in soundproof substations; distribution system utilizes total of 75 mi. of cable; signals are electric color-light type; switches are interlocked and electro-pneumatically operated; all power purchased; substation cross-section; typical layout of contact rails at station; cross-section of 150-lb. over-running type of contact rail; wiring diagram of stations; telephone and fire-alarm systems. (See also - nos. 6 Feb. 9 1929, pp. 240-248, no. 8 Feb 23 pp. 319-322)


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    Title :

    New Philadelphia subway


    Additional title:

    Elec. Ry. Jl


    Published in:

    Publication date :

    1929


    Size :

    8 pages


    Remarks:

    49 Figs.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


    New Philadelphia subway

    Engineering Index Backfile | 1929


    New Philadelphia subway

    Engineering Index Backfile | 1929


    The new Philadelphia subway

    Stewart, J.A. | Engineering Index Backfile | 1905


    The new Philadelphia subway

    Stewart, J.A. | Engineering Index Backfile | 1905


    The Philadelphia subway and tunnel

    Engineering Index Backfile | 1899