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 116
egenerators field is weaklyexcited. As resistance iscut out of C, G deliversstronger current to M andincreases the speed. Therheostat contact arm isdivided by insulation at thepivot. Turning it to leftreverses the G field and il/.s- < i^- System for Traininsr Quns.motion. 2. The recording… … 86 HANDBOOK FOR ELECTRICIANS. The revolutions varying as the C and E of supply and therefore as their pro-duct, are recorded as units, tens, etc., on the dials. The shunt field is added tocompensate for friction. A copper disc on the armature shaft revolves betweenthe poles of an adjustable magnet,…
Electric machinery · Searchlights · Coast defenses
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