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 252
out first going to the winding machine.This insures protection against phase reversal. The Brake Solenoid.—This is designed to be connected directly tothe motor terminals. When the circuit to the motor is closed, thesolenoid is energized and the brake released. Upon the opening of themain line… … Fig. 4,175.—Cutler-Hammer direct or alternating current traveling cam limit switch for usewith controllers. This switch has the traveling nut device incorporated in its own mechan-ism. It consists of a shaft (designed to be geared directly to the shaft of the windingdrum) and threaded so as to…
Electrical engineering
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