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 44
ul OC r UJCJ 5?cb11-** Isles** 81*El Is o o A S 3 g 2 {•d .Cj) C u< rt.2 H>aj-3ii)iil-4JCo a£-5 S 5P^3 o»g ^.5. Sao5*2 c< Z>-~ « - o i2 4J ^ ■sS»J.s|.eS S3»>,3m-0 3tJ-i 0~ C 3 rt o ap 3 ex aj u. 0 5P ALTERNATING CURRENT SYSTEMS 1,563 2. With respect to the connections, as a. Star; b.… … Fig. 2,160.—Three phase six wire system. It is equivalent to three independent single phasecircuits and would be used only in very rare cases. Ques. How can three phase current be transmittedby three conductors? Ans. The arrangement shown in fig. 2,160 may be resolvedinto three single circuits with…
Electrical engineering
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