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 270
OPERATION OF MOTORS 689 combined with the regulator, as shown in fig. 761, the devicebeing called a compound starter. The weakening of the shunt field of a motor by the insertionof resistance in the shunt field circuit causes the armature torevolve more rapidly. One advantage of this method of… … Fig. 707.—Cutler-Hammer reversible starter with no voltage release, adapted to start andoperate motor at full speed in either direction, such for instance as motors driving auxiliarymotions on lathes, planers and other machine tools which may rotate in either directionbut always at constant speed.…
Electrical engineering
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