International Library of Technology · Scranton, International Textbook Co. · leaf 117
and the part that is used to control its distri-bution to the point where it is used. The first part includes /. IV.—II 28 ELECTRIC RAILWAYS. 20 the dynamos, or generators, as the dynamos are commonlytermed when used for railway work. The second partincludes the switcliboarcl, with all its devices… … Fig. 12. They should be exceptionally well built, so as to withstandthe sudden strains thrown on them, and should be capable §20 ELECTRIC RAILWAYS. 29 of handling a considerable overload for short periods withoutexcessive sparking or heating. Whether direct- or alterna-ting-current generators are…
Electrical engineering
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