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 151
to the plunger con-tacts, to the semicircular plates, to the cable, to the lanterns, back to the cable,to the central contact of the receptacle on the box, to the line receptacle on thebox, to the generator. The circuits are shown in detail in the accompanying diagram (140). The plugand receptacle… … 139. Keyboard, Showing Attaching Plug and Receptacle. 3. Lanterns and ladder.—Each of the four lanterns has two compartments,one with a red globe, and the other with a white globe. The wires pass throughwater-tight stuffing boxes in caps which screw on each end of the lantern with agasket and…
Electric machinery · Searchlights · Coast defenses
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