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 247
BRAKti3MA6l rOUULl … SLACK CABLE! SWITCH CAR 5WITCH lkl\k> Fig. 4,169.—Diagram of Otis type VAS alternating current, two phase magnet controller. to employ dynamic braking. This means that the car must beslowed down and stopped by the application of the solenoidbrake alone, and the speed must therefore be one that…
Electrical engineering
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