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 106
e contacts by providing for the current after the intermediate contacts separate, and 2, to slow down the current by means of the considerable ance of the carbon, thus reducing to a minimum the arc which is formed when the carbon contacts separate. CURRENT AND PRESSURE LIMITING DEVICES 1,625 Ques.… … Fig. 2,249.—Mechanically connected insulated latches used on Condit circuit breakers toproduce inter-locking tripping. The essential features of construction and operation of a circuitWeaker is shown in the elementary diagrams, figs. 2,250 to 2,253. Inconstruction as shown in fig. 2,250 it consists…
Electrical engineering
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