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), 1833-1928 · New York : T. Audel & Co. · leaf 452
next ten miles, 300,000 cir. mils., and after that,211,000 cirmils, for two miles. The feeder and trolley are joined every 1,000 feet. ELECTRIC RAILWAYS 2,543 2. The higher the trolley or third rail voltage the fewer are thenumber of sub-station required for the same efficiency of distributionand… … Fig. 3,497.—Interior of power station at Scottsburg (Indianapolis & Louisville line), showingdirect connected two stage units. The two dynamos as shown are mounted on the extendedshaft of each engine (there being two sets), and the armatures are connected in series togive 1,200 volts. The…
Electrical engineering
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