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- · New York, T. Audel · leaf 184
Fig. 688.—Diagram showing method of coupling shunt dynamos in parallel. When arranged in this way, the regulation of both machines may beeffected simultaneously by inserting a hand regulator (R) in series withthe shunt circuit as represented. Switching Dynamo Into and Out of Parallel.—In order to…
Electrical engineering
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