Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U.S. seacoast defenses (1902)
United States. War Dept, Anderson, George Lucius, 1849-1934 · Washington, Govt. Print. Off. · leaf 89
n the dynamo to the series field may be openedto raise the voltage. The ten end cells, active or nonactive, may be gradually added or subtractedfrom the main battery, as required, by an end cell switch. Its arm consists oftwo parallel brass bars sliding on the stops and on two dijBferent brass… … 87. Key West Switchboard. THE SWITCHBOARD. 63 (F) THE GOIiDEN^ GATE BOARD. The Golden Gate board (fig. 88) distributes current to three points, 1,500 and2,000 feet apart, each having its own battery for a reserve. The generator andNo. 2 stations are together. Battery and lamps can be supplied…
Electric machinery · Searchlights · Coast defenses
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