POWER SYSTEMS LIMITS Flashcards
AEO NgC%
Max Continuous 90
Max 1 hour 95
Max 30 min 95
Max 5 min 100
…
Ground idle 40
AEO TIT C
Max Continuous 818
Max 1 hour 853
Max 30 min 853
Max 5 min 882
…
Starting 840
Ground idle 570+2A
AEO Ng%
Max Continuous 102.5
Max 1 hour 103.2
Max 30 min 103.2
Max 5 min 103.2
Transient (20 sec) 105.7
…
Ground idle 72.0
AEO Nf%
Max Continuous 104.6
Max 1 hour 104.6
Max 30 min 104.6
Max 5 min 104.6
Transient (20 sec) 114.4
…
Ground idle Note 3
Autorotation 107.3
AEO Tq%
Max Continuous 100
Max 1 hour 100
Max 30 min 106.5(<90kts)
Max 5 min 100(>90kts)
Transient (6 sec) 117
TEC NgC%
Continuous 90
Max 1 hour 95
TEC TIT C
Continuous 818
Max 1 hour 853
TEC Ng%
Continuous 102.5
Max 1 hour 103.2
TEC Nf%
Continuous 104.6
Max 1 hour 104.6
TEC TQ%
Continuous 100
Max 1 hour 100
Transient (6 sec) 117
Rotor limits - Power ON
Nominal Governed - 102%
Normal - 99.5% - 103.5%
Minimum Transient - 97.5%
Minimum Transient - 85% (emergency use only)
Maximum Transient - 105%
Audio: “Rotor Rotor” below 100%
“Rotor High” above 105%
Rotor Limits - Power OFF
Nominal - 99.5 - 105.5%
Cautionary (low) - 94.5 - 99.5%
Cautionary (high) - 105.5 - 110.5%
Minimum Transient - 90%
Maximum Transient - 116.5%
Audio: “Rotor Rotor” below 94.5%
“Rotor High” above 110.5%
“Overspeed” above 116.5%
OEI NgC%
Max Continuous 90
Max 1 hour 95
Max 5 min 100
Max Contingency 107
OEI TIT
Max Continuous 818
Max 1 hour 853
Max 5 min 882
Max Contingency 915
OEI Ng%
Max Continuous 102.5
Max 1 hour 103.2
Max 5 min 103.2
Max Contingency 104.7
