Wiring diagrams of electrical apparatus and installations (1913)
McGraw-Hill · New York, McGraw-Hill Book Company · leaf 16
Fig. 8.—Three-wire generator (Dobrowolsky-Westinghouse system). DIRECT CURRENT GENERATORS 5 … Yio. 9.—Schematic diagram of connections for three-wire generator shown in Fig. 8.The e.m.f. between Hnes, that is, between E and A, at any instant is the sum of the e.m.f.generated in the armature between A and D and one-half of the e.m.f. impressed across thebalancing coils, CD.
Electric wiring
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