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 607
Pig. 10. Gen. Elec. Oil Break Switch, 5000 volts, 300 amcsOpened and Closed by Hand. <*IUPS., … CASE REMOVEI Fig. 11. Gen. Elec. Co. Oil Break Switch Opened and Closed by Hand, SWITCHBOARD DEVICES. 595 Switches for low voltage and small current are of the same general form,though differing in details. In the main they consist of a blade of copperhinged at one end between two parallel clips,…
Electrical engineering
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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