Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 158
14 ± … Fig. 4,055.—Diagram showing circuit connection of Rushmore dynamo with automaticcut out. The construction of the cut out is shown on fig. 4,056. The shunt field coilis connected beyond the ballast coil so that it receives current at all times at the constantvoltage of the battery, and another…
Electrical engineering
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