Marine Electrical Systems USCG Question #1375 (Set 46)

In the illustrated one line diagram, if the ship's service generator on line fails, what statement is true concerning the operation of the emergency diesel generator? EL-0014

USCG Exam Illustration EL-0014
USCG Examination Diagram: Illustration EL-0014
Official USCG Answer & Rule Citation

Correct Answer: Option C — It will automatically start and automatically supply power to the 450 VAC section of the emergency bus through the automatic bus transfer device.

Upon a main bus blackout, the emergency diesel generator starts automatically and connects via an automatic bus transfer device to energize designated emergency loads and the emergency switchboard in accordance with 46 CFR and SOLAS safety standards.

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