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3 Cards in this Set
- Front
- Back
APU GENERAL |
Provides 115V AC 40kVA and pneumatic power Controlled by dedicated FADEC INFO found on EICAS (RPM % and EGT) Feeds from RIGHT tank, but can be cross-fed from Left DC power only: DC Pump Feeds AC Power available: AC Pump Feeds Mainly used for: ECS on Ground and Engine Start |
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APU ALTITUDE LIMITS |
MAX Altitude for START - 30,000' MAX Altitude for Supplying: AC Power - 33,000' Bleed Air for Engine Start - 21,000' Bleed Air for ECS ( A/C and Pressurization) - 15,000' |
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APU START |
GROUND Electronic Starter Controller fed by Battery 2 Ignition at 6% FF after 0.5 seconds Starter cutout at 50% FLIGHTIgnition at 7 - 17% FF after 0.5 secondsStarter cutout at 50% |