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10 Cards in this Set
- Front
- Back
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APU TYPE |
APS 2300 115 VAC, 400Hz, 40KVA |
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APU starter limits |
1 and 2, 1 min on 1 min off Attempt 3 1 min on 5 off |
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Max alt min temp Limits to starting APU |
-54°C Max 30,000ft |
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APU operating limits |
Max 33,000ft, for electrical loading 30,000 ft for starting, 21,000 ft to assist engine start, 15,000 ft for bleed air
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Battery used to start |
1(APU FADEC) and 2 (APU start bus) Or 1 and the DC GPU 22 VDC min before APU start -20°C |
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Fire protection |
Auto shutdown on the ground. .... No in-flight auto shutdown for EGT limits |
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Auto shutdowns on ground? |
Underspeed Fadec fault Overspeed Sensor fail High oil temp EgT over temp Low oil pressure Fire |
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Normal shut down? |
Off removes pneumatics, enters 1 min cool down. To cancel shutdown select ON |
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APU power up |
PElectrics and bleed available 95% +3 sec. Congruent with system logic. |
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APU shutdown for what? |
Ufoshelf shelf for ground only. UfO in the air. |
