APU limits Flashcards by Eleazar Pérez

Q

APU start minimum temperature

A

-54 Celsius

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Q

APU start max altitude

A

30,000 ft

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Q

Max altitude

A

33,000 ft

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Q

Max altitude for electrical supply

A

33,000 ft

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Q

Max altitude for bleed supply

A

15,000 ft

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Q

Max altitude to assist engine start

A

21,000 ft

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Q

Rotor speed

A

108%

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Q

Max EGT for start

A

1032ºC

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Q

Max EGT continuous

A

717ºC

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Q

APU cooling period after start first and second attempt

A

60 seconds

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Q

APU cooling period after start third attempt

A

5 minutes

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