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 145
e conductors large ? Ans. No, it is very small and may be disregarded, so thatthe sum of the I*R losses of primary and secondary can be takenas the total copper loss for practical purposes. TRANSFORMERS 1,403 Ques. What effect has the power factor on the copperlosses? Ans. Since the copper loss… … CASE LEAD PORCELAINBUSHING X CABLE C0IL5 Fig. 1.954.—Method of bringing out the secondary leads in Wagner central station trans-formers. Each primary lead is brought into the case through a similar bushing. Observethe elimination of all possibility of grounding the cable on the case or core. Ques.…
Electrical engineering
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