Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 507
nd the multiple position, whenthe two motors are independently across the line without any resistance*In addition, the motors can be run temporarily with more or less of theresistance in circuit for the purpose of switching. On heavy railroad work,such as on elevated and suburban roads, minor… … apparatus is especially constructed to discourage any such variation ofrunning speed. The circuit which operates tlie pilot motor on each car is a purely localcircuit, coming from the car shoes and returning to the track, just as themain circuit of the motor does. It is not connected to the train…
Electrical engineering
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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