Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 304
Two-Circuit Winding- for Three-Phase RotaryTransformers. The following diagram shows the connections of the three collector ringsto the continuous current winding of a six-pole dynamo. As in the last fig-ure, the rings are connected to points on the commutator at nearly equi-distant points. … 292 ]Iote.— Connection of Static Transformers and RotaryConverters. In the use of rotary transformers two or more of these machines are some-times connected in multiple to the secondary of the static transformers, andtheir direct current leads then connected in multiple to a common bus barcircuit,…
Electrical engineering
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