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 116
essary to usea fixed amount of resistance (dependingupon the voltage of the system) in serieswith the low voltage release. The lowvoltage release performs the functions of ashunt trip coil when used_ in conjunctionwith a push button, auxiliary switch orspeed limiting device, and is… … Fig. 2,273—General Electric circuit opening auxiliary switch. This switch opens an auxiliarycircuit when the circuit breaker opens, and is intended to be used in connection with ashunt trip attachment to insure the immediate disconnection of the shunt coil from thecircuit. It may also be employed…
Electrical engineering
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