POWER SYSTEMS LIMITS Flashcards

1
Q

AEO NgC%

A

Max Continuous 90
Max 1 hour 95
Max 30 min 95
Max 5 min 100

Ground idle 40

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2
Q

AEO TIT C

A

Max Continuous 818
Max 1 hour 853
Max 30 min 853
Max 5 min 882

Starting 840
Ground idle 570+2A

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3
Q

AEO Ng%

A

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

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4
Q

AEO Nf%

A

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

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5
Q

AEO Tq%

A

Max Continuous 100
Max 1 hour 100
Max 30 min 106.5(<90kts)
Max 5 min 100(>90kts)

Transient (6 sec) 117

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6
Q

TEC NgC%

A

Continuous 90
Max 1 hour 95

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7
Q

TEC TIT C

A

Continuous 818
Max 1 hour 853

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8
Q

TEC Ng%

A

Continuous 102.5
Max 1 hour 103.2

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9
Q

TEC Nf%

A

Continuous 104.6
Max 1 hour 104.6

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10
Q

TEC TQ%

A

Continuous 100
Max 1 hour 100
Transient (6 sec) 117

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11
Q

Rotor limits - Power ON

A

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%

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12
Q

Rotor Limits - Power OFF

A

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%

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13
Q

OEI NgC%

A

Max Continuous 90
Max 1 hour 95
Max 5 min 100
Max Contingency 107

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14
Q

OEI TIT

A

Max Continuous 818
Max 1 hour 853
Max 5 min 882
Max Contingency 915

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15
Q

OEI Ng%

A

Max Continuous 102.5
Max 1 hour 103.2
Max 5 min 103.2
Max Contingency 104.7

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16
Q

OEI Nf%

A

104.6%

17
Q

OEI Tq%

A

Max Continuous 112
Max 1 hour 112
Max 5 min 112
Max Contingency 125
Transient (12 sec) 136