Bus coupler is very essential in ____ arrangement
A. single bus
B. double bus, double breaker
C. main and transfer bus
D. all of the above
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Answer: C
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Bus coupler is very essential in ____ arrangement
A. single bus
B. double bus, double breaker
C. main and transfer bus
D. all of the above
Answer: C
Share your understanding of this question with the correct explanation.