International Library of Technology · Scranton, International Textbook Co. · leaf 306
ented by the heavy lines, phase 2 by the dotted,and phase 3 by the light full lines. STAR AND DELTA CONNECTIONS. 3985. There are two or three different ways in whichthe three pairs of terminals a-a, b-b\ c-c\ Fig. 1533, may beconnected to the collector rings. In the first place each ter-minal might… … Fig. 1535. dom, if ever, done in practice, as it complicates matters, and,moreover, it is not necessary. Again, one end of each of thethree phases might be connected together, as shown inFig. 1536, and a common return wire </run from the common Line a.
Electrical engineering
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