15 / 20
Refer to figure.
On ground, APU GEN can be used to feed both AC BUS 1 and AC BUS 2, when: (NB: all contactors not mentioned are assumed to remain open)
  • A
    C1.4, C2.1 and C2.2 are closed.
  • B
    C2.1 and C2.2 are closed.
  • C
    C1.3, C2.1 and C2.2 are closed.
  • D
    C1.1, C2.1 and C2.2 are closed.

Refer to figure.
APU GEN can feed both AC BUS 1 and AC BUS 2 if the contactors C1.3, C2.1, and C2.2 are closed.

Your Notes (not visible to others)



This question has appeared on the real examination, you can find the related countries below.