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 562
a slow start. ELECTRIC RAILWAYS 2,653 Failure to Start Car.—If the car fail to start when thecontroller is on and both overhead switches are closed, thetrouble is due to an open circuit, and probably to one of thefollowing causes: 1. The fuse may have blown or melted. Open an overhead switchor pull… … 6 7 8SECONDS Fig. 3,745.—Curves showing advantage of using controller correctly. to the equipment by allowing too large a current to flow. The fusemay blow because of some trouble on the car, as will be explained alittle further on. 2. On a dry summer day, when there is much fine dust on the…
Electrical engineering
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