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Emergencies

Abnormal Control Law

A rare fallback flight control law in fly-by-wire aircraft used under severe system failures where no flight envelope protections are available and handling characteristics are degraded.

Quick answer: A rare fallback flight control law in fly-by-wire aircraft used under severe system failures where no flight envelope protections are available and handling characteristics are degraded.

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Quick answer

A rare fallback flight control law in fly-by-wire aircraft used under severe system failures where no flight envelope protections are available and handling characteristics are degraded.

Why it matters

Abnormal Control Law matters because it supports clear communication in Emergencies contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is Abnormal Control Law?

In this glossary, Abnormal Control Law refers to: A rare fallback flight control law in fly-by-wire aircraft used under severe system failures where no flight envelope protections are available and handling characteristics are degraded.

How is Abnormal Control Law used in aviation?

In aviation communication, this term appears in contexts such as: "ATC, be advised we are in abnormal control law due to extensive system loss, manual handling required."

Why does Abnormal Control Law matter in aviation?

Abnormal Control Law matters because it supports clear communication in Emergencies contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses Abnormal Control Law?

Abnormal Control Law is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Abnormal Control Law belong to?

In this glossary, Abnormal Control Law is grouped under Emergencies. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

A rare fallback flight control law in fly-by-wire aircraft used under severe system failures where no flight envelope protections are available and handling characteristics are degraded.

Operational example

ATC, be advised we are in abnormal control law due to extensive system loss, manual handling required.

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Emergencies

Exam relevance

  • ICAO Level 4
  • ICAO Level 5
  • ICAO Level 6
  • EASA FCL.055

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

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