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 105
e breaking of the circuit is accom-plished progressively, that is to say, it is done in three stages,by several sets of contact, known respectively as 1. The main contacts; 2. The intermediate contacts; 3. The carbon contacts. - HAWKIXS ELECTRICITY In ope 3 the circuit breaker acts to break the… … ----- pail miJar discs - mode at the instant the --. opens further, they gradual! v Ques. What is the object of the carbon contacts? he intermediate 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…
Electrical engineering
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