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 228
to carbonize, and thus cause short circuitingof the commutator, with attendant sparking. Overload of Dynamo.—It may happen, through some causeor other that a greater output is taken from the machine thanit can safely carry. When this is the case, the fact is indicatedby excessive sparking at the…
Electrical engineering
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