Standard applies to a-c line and track relays of induction type intended for use on railroad signaling circuits not exceeding 250 v and is applicable to relays with or without local element; it does not apply to relays having detachable tops.


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    Title :

    Alternating-current relays for railway signalling


    Additional title:

    Brit Standards Instn -- Brit Standard



    Publication date :

    1951


    Size :

    13 pages


    Type of media :

    Standard


    Type of material :

    Print


    Language :

    English