Dynamo electric machinery; its design, construction, and operation; direct-current machines (1915)
Sheldon, Samuel, 1862-1920, Hausmann, Erich, 1886- joint author · New York, D. Van Nostrand Company; · leaf 287
Fig. 177. … Fig. 178. A balancer, for use on 3-wire circuits having a pressureof 125 volts per side is shown in Fig. 178. 2^6 DYNAMO ELECTRIC MACHINERY. Motor-generators having the armatures of their elementswound for unlike voltages are used for maintaining con-stancy between the various conductors of…
Electric machinery
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