Theory and calculation of alternating current phenomena . CMT\ rWFl Fig. 214. of the transformers contain two equal and independent (or inter-linked) coils, the three-phase sides two coils with the ratio of V3turns, 1 -. ^, connected m T. 9. The double delta connection of transformation from three-phase to six-phase, shown in Fig. 215. Three transformers, withtwo secondary coils each, are used, one set of secondary coilsconnected in delta, the other set in delta also, but with reversed TRANSFORMATION OF POLYPHASE SYSTEMS 429 terminals, so as to give a reversed triangle. These
Theory and calculation of alternating current phenomena . CMT\ rWFl Fig. 214. of the transformers contain two equal and independent (or inter-linked) coils, the three-phase sides two coils with the ratio of V3turns, 1 -. ^, connected m T. 9. The double delta connection of transformation from three-phase to six-phase, shown in Fig. 215. Three transformers, withtwo secondary coils each, are used, one set of secondary coilsconnected in delta, the other set in delta also, but with reversed TRANSFORMATION OF POLYPHASE SYSTEMS 429 terminals, so as to give a reversed triangle. These give topographically a six-cornered
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectelectriccurrentsalte
