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Emergencies

Battery-Only Power

A condition where the aircraft’s electrical system is operating solely on battery power, typically due to the failure of all generators or external power sources.

Quick answer: A condition where the aircraft’s electrical system is operating solely on battery power, typically due to the failure of all generators or external power sources.

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Quick answer

A condition where the aircraft’s electrical system is operating solely on battery power, typically due to the failure of all generators or external power sources.

Why it matters

Battery-Only Power 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 Battery-Only Power?

In this glossary, Battery-Only Power refers to: A condition where the aircraft’s electrical system is operating solely on battery power, typically due to the failure of all generators or external power sources.

How is Battery-Only Power used in aviation?

In aviation communication, this term appears in contexts such as: "ATC, be advised we are on battery-only power, all generators offline, requesting priority landing."

Why does Battery-Only Power matter in aviation?

Battery-Only Power 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 Battery-Only Power?

Battery-Only Power is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does Battery-Only Power belong to?

In this glossary, Battery-Only Power 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 condition where the aircraft’s electrical system is operating solely on battery power, typically due to the failure of all generators or external power sources.

Operational example

ATC, be advised we are on battery-only power, all generators offline, requesting priority landing.

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

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