Engine Limits

Question 1

NP1/NP2:
12-Second transient ___
Transient ___
Continuous ____
Transient ___

Answer 1

105-107%
101-105%
95-101%
91-95%

Question 2

NR power on:
Transient ___
Continuous ____
Transient _____

Answer 2

101 to 107%
95 to 101%
91 to 95%

Question 3

NR Power off (autorotation)
Maximum _____
Transient _____
Normal______

Answer 3

110%
105 to 110%
90 to 105%

Question 4

Gas generator speed (NG)
12 second transient _____
Continuous______

Answer 4

105-106%
0 to 105%

Question 5

Torque (Q)
___ -Second transient:
Dual engine above 80 knots ______
Dual engine 80 knots or below _______
Single engine ________

Answer 5

10 sec

100 -144%

120 to 144%

135 to 144%

Question 6

Torque (Q)
Continuous:
Dual engine above 80 knots ______
Dual engine 80 knots or below _______
Single engine ________

Answer 6

0 to 100%
0 to 120%
0 to 135%

Question 7

Turbine gas temperature TGT
12 second transient _________
2.5 minute transient (contingency power) _________
Start abort limit _________
10 minute limit _________
30 minute limit _________
Continuous _________

Answer 7

12 second transient ____ 903 to 949 °C
2.5 minute transient (contingency power) ____ 879 to 903°
Start abort limit ___ 851°
10 minute limit ____ 846 to 879°
30 minute limit ____ 793 to 846°
Continuous _____ 0 to 793°

Question 8

Engine temperature:
30 minute limit ___
Continuous ____

Answer 8

Engine temperature:
30 minute limit ___ 135 to 150°
Continuous ____ -20 to 135°

Question 9

Engine pressure:
5 minute limit ____
Continuous _____
Idle_____

Answer 9

Engine pressure:
5 minute limit ____ 100 to 120 psi
Continuous _____ 26 to 100 PSI
Idle_____ 22 to 26 PSI

Question 10

Transmission temperature:
Precautionary _____
Continuous _____

Answer 10

Transmission temperature:
Precautionary _____ 105 to 140°
Continuous _____ -20 to 105°

Question 11

NP1/NP2:

____105-107%

Answer 11

12-Second transient

Question 12

NP1/NP2:

____101-105%

Answer 12

Transient

Question 13

NP1/NP2:

____95-101%

Answer 13

Continuous

Question 14

NP1/NP2:

_____91-95%

Answer 14

Transient

Question 15

NR power on:

____101 to 107%

Answer 15

Transient

Question 16

NR power on:

____95 to 101%

Answer 16

Continuous

Question 17

NR power on:

____91 to 95%

Answer 17

Transient

Question 18

NR Power off (autorotation)

____110%

Answer 18

Maximum

Question 19

NR Power off (autorotation)

____105 to 110%

Answer 19

Transient

Question 20

NR Power off (autorotation)

____90 to 105%

Answer 20

Normal

Question 21

Gas generator speed (NG)

_____105-106%

Answer 21

12 second transient

Question 22

Gas generator speed (NG)

_____0 to 105%

Answer 22

Continuous

Question 23

Torque (Q)

10 -Second transient:

____100 -144%

Answer 23

Dual engine above 80 knots

Question 24

Torque (Q)

10 -Second transient:

____120 to 144%

Answer 24

Dual engine 80 knots or below

Question 25

Torque (Q) 10 -Second transient: ____135 to 144%

Answer 25

Single engine

Question 26

Torque (Q) Continuous: 0 to 100%

Answer 26

Dual engine above 80 knots

Question 27

Torque (Q) Continuous: 0 to 120%

Answer 27

Dual engine 80 knots or below

Question 28

Torque (Q) Continuous: 0 to 135%

Answer 28

Single engine

Question 29

Turbine gas temperature TGT 903 to 949 °C

Answer 29

12 second transient

Question 30

Turbine gas temperature TGT 879 to 903°

Answer 30

2.5 minute transient (contingency power)

Question 31

Turbine gas temperature TGT 851°

Answer 31

Start abort limit

Question 32

Turbine gas temperature TGT 846 to 879°

Answer 32

10 minute limit

Question 33

Turbine gas temperature TGT 793 to 846°

Answer 33

30 minute limit

Question 34

Turbine gas temperature TGT 0 to 793°

Answer 34

Continuous

Question 35

Engine temperature: 135 to 150°

Answer 35

30 minute limit

Question 36

Engine temperature: -20 to 135°

Answer 36

Continuous

Question 37

Engine pressure: 100 to 120 psi

Answer 37

5 minute limit

Question 38

Engine pressure: 26 to 100 PSI

Answer 38

Continuous

Question 39

Engine pressure: 22 to 26 PSI

Answer 39

Idle

Question 40

Transmission temperature: 105 to 140°

Answer 40

Precautionary

Question 41

Transmission temperature: -20 to 105°

Answer 41

Continuous