What is Derated Thrust?
Derated Thrust Engine rated for lower maximum take-off thrust than certification limit, permanently reducing stress and maintenance costs.
Source: ICAO Doc 9432, FAA PCG
How is “Derated Thrust” Used in Practice?
This engine variant operates at derated thrust twelve percent below nominal, extending hot-section life on each cycle.
Certification Exam Relevance
Who Needs to Know This Term?
- Pilots
- Air Traffic Controllers
- Cabin Crew
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What is Derated Thrust?
Engine rated for lower maximum take-off thrust than certification limit, permanently reducing stress and maintenance costs.
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