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 68
mall arrows correspond toarrows on spool flanges, the spools being so placed that the arrows point in oppo-site directions on each sxicceeding spool. Arrows on bearings must point indirection of rotation. (b) To adjust the compounding.—Every compound generator is providedwith a shunt consisting of… … 70. Freeing the Pigtail from the Brush Holder. 60 HANDBOOK FOR ELECTRICIANS. 10 per cent may be obtained by changing the length of this shunt. The arma-ture and field coils are, during winding, subjected to an insulation test with avoltage many times higher than the normal and their resistance is…
Electric machinery · Searchlights · Coast defenses
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
