As shown in the illustrated one-line diagram of a two-tiered emergency power system for a passenger ship, what statement is true? Illustration EL-0166 |
A) On a restoration of normal ship's power, the final and temporary emergency loads power source is from the main switchboard. |
B) On a restoration of normal ship's power, the temporary emergency loads power source is battery (from AC/DC UPS "A"), whereas the final emergency loads power source is from the main switchboard. |
C) On a restoration of normal ship's power, the final emergency loads power source is battery (from AC/DC UPS "B"), whereas the temporary emergency loads power source is from the main switchboard. |
D) On a restoration of normal ship's power, the final emergency loads power source is from the main switchboard, whereas the temporary emergency loads power source is battery (from AC/DC UPS "B"). |