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 50
two systems of different frequency which ALTERXATIXG CURREXT SYSTEMS may supply the same or adjacent territory, or, in the case of alow frequency installation, in order to operate incandescentlights satisfactorily it would be desirable to increase the fre-quency for such circuits. This is done by… … Fig.2.172.—Canraeof the Schaghticoke-Schenectady transmissioiCo. This transmission line carries practically the entireouthouse to Schenectady. N. Y., a distance of approximatelyof two separate three phase, 4 0 cycle, 3 2,000 volt circuits, eacThese circuits start from opposite ends of the power…
Electrical engineering
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