MAX operating Altitude?
45,000 ft
MAX Start Altitude
43,000 ft
Guaranteed Start Altitude
39,000 ft (but may start up to 43,000’)
Electrical Load Limit
100% to 45,000 ft
MAX Start EGT
1050 deg C
MAX Continuous EGT or running EGT?
732 deg C
MAX RPM or Rotor Speed?
106%
APU Air for Takeoff limit
Up to 1,500 ft
Starter Duty Cycle - Using Aircraft Batteries
3 consecutive starts followed by 1 hour off
Starter Duty Cycles - Using EXT DC Power
Max of 3 attempts, with 15 minutes between each start attempt; followed by 1 hour OFF
Starter Limits - Consecutive
6 with 10 minutes between each start
APU air use for ENG Airstarts
Up to 30,000 ft
Engine Start Altitude
25,000 ft MAX