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Engine: Electricity

Question 736 of 1,386

As shown in the two-speed single winding three phase motor connection diagrams illustrated in figure "B", what is the connection scheme associated with low speed operation? EL-0118

USCG illustration EL-0118 for Engine Electricity question 736
Illustration EL-0118
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Comments from mariners who studied this question.

jw jwgkeohane · Apr 21, 2016
Are we sure that illustration "B" is a delta? It looks like a wye to me.
la last3245 · Sep 26, 2020
https://www.marathongenerators.com/generators/docs/manuals/Connection%20Diagrams.pdf
Its WYE