Normally, a single-gang knife switch or other single-gang disconnecting means indicates a single-phase AC motor supply, although either a single or 3-phase, AC supply is ___

Normally, a single-gang knife switch or other single-gang disconnecting means indicates a single-phase AC motor supply, although either a single or 3-phase, AC supply is represented by a single-gang switch in a __________ - __________ diagram.

A) two-line
B) one-line
C) none of the answers
D) three-line

Show Answer

Answer:B

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