Electrical Flashcards
1
Q
Max load on main generator
A
400A
2
Q
max load on APU gen to 30000’
A
400A
3
Q
max load on APU gen above 30000’
A
300A
4
Q
Max battery temp
A
70C
5
Q
How long do the emergency lights supply power for and to what?
A
15 minutes to all interior and exterior lights on battery power
6
Q
In an electrical emergency (loss of all 5 generators), what will still be available to the crew?
A
Both RMUs, the EICAS and the ISIS / Sby inst
7
Q
Which battery supplies power to the APU for start?
A
Battery 2
8
Q
What do the two 24v Ni-Cad batteries do?
A
Supply essential load if all 5 generators fail for 40 mins
9
Q
What does the one lead-acid backup battery do?
A
Provides stabilised power for GCUs protective function
