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 189
690, or 691, the only precaution 608 HAWKINS ELECTRICITY to be observed in switching a new machine into parallel is tohave its voltage equal, or nearly equal to that of the bus barsprevious to closing the switch. If this be the case, the newmachine will take up its due share of the load without any… … SHUNT COILS r^ SHUNT COILS M Fig. 091.—Diagram showing another and better method of coupling compound dynamos inparallel. With this arrangement the idle machines are completely disconnected from thoseat work. The same reference letters are common in both diagrams. S, S are switches;F, F fuses; A, A…
Electrical engineering
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