International Library of Technology · Scranton, International Textbook Co. · leaf 351
nt burningthe blades. The rheostat g is mounted on the back of theboard and is operated by a hand wheel in front. This § 17 ELECTRIC LIGHTING. 59 rheostat is connected in series with the field of the alter-nator, so that the field current may be adjusted. Therheostat h is in the shunt field of the… … fig. 60. means of the rheostat h. It is best, however, to have therheostat g also, especially if two or more alternators areexcited by the same exciter, because it then allows the fieldcurrent of each alternator to be adjusted independently ofthe others. The voltmeter c is connected to the…
Electrical engineering
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