APU limits Flashcards
1
Q
APU start minimum temperature
A
-54 Celsius
2
Q
APU start max altitude
A
30,000 ft
3
Q
Max altitude
A
33,000 ft
4
Q
Max altitude for electrical supply
A
33,000 ft
5
Q
Max altitude for bleed supply
A
15,000 ft
6
Q
Max altitude to assist engine start
A
21,000 ft
7
Q
Rotor speed
A
108%
8
Q
Max EGT for start
A
1032ºC
9
Q
Max EGT continuous
A
717ºC
10
Q
APU cooling period after start first and second attempt
A
60 seconds
11
Q
APU cooling period after start third attempt
A
5 minutes
