Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U. S. seacoast defenses .. (1904)
United States. War Dept · Washington, Govt. print. off. · leaf 89
88. Qolden Gate Switchboard. (G) SAVnTClIBOARD ARRANGEMENT. The switchboard arrangement in fig. 89 for dynamo, single ])attery, with 15end active cells and 100 lamps, is economical. It fialfills the four conditions andthe djaiamo and battery can b(» placed in parallel to supply 400 lamps for… … 89. Shunt Dynamo, 45 Cells and 15 Active EZnd Cells. 64 HANDBOOK FOR ELECTRICIANS. (H) TO OPERATE. 1. No one should be allowed to touch the switchboard unless he is famibarwith all circuits connected with it, the strength of main and feeder circuits,the insiilation of each part. Records of these…
Electric machinery · Searchlights · Coast defenses
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
