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 151
ent from the commutator and furnish thiscurrent for charging the battery through the cut out K. The brushes F and G collect thecurrent from the commutator and furnish this current for exciting the fields. The cutout K is shown in detail in fig. 4,046. A feature of the Westinghouse system is that… … Fig. 4,046.—Wagner cut out of two unit starting and lighting system. It consists of two magnet coils L and M, wound on an iron core N, which attracts and repels an iron lever O.At the end of O are two main contact points P and Q at which the contact between thedynamo and battery is made and broken.…
Electrical engineering
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