PPC: Purpose?
Provide best avail. performance data for the UH60L
ETF?
Engine Torque Factor
Ratio of individual engine torque available to specification at 35 degrees. 0.85 - 1.0
PPC Value parameters: Torque?
+/- 2 percent
PPC Value parameters: Weight?
+/- 500 pounds
PPC Value parameters: Fuel flow?
+/- 100 lbs/hour
PPC Value parameters: Airspeeds?
+/- 5 knots
ATF?
Average of ETF for each engine. Allowed between 0.9 - 1.0