AAIB investigation to Yuneec H520 (UAS registration n/a) 240420

Loss of power to aircraft in turbulent conditions, Hove, East Sussex, 24 April 2020.

• From: Air Accidents Investigation Branch
• Published: 10 September 2020

• Category: Unmanned Aircraft Systems (UAS)
• Report type: Bulletin - Correspondence investigation
• Date of occurrence: 24 April 2020
• Aircraft type: Yuneec H520
• Location: Hove, East Sussex
• Registration: n/a

Summary:

The aircraft dropped to the ground from a height of 15聽m when power was lost to the electric motors even though the battery바카라 사이트檚 energy level (State of Charge) was 97.7%. The wind conditions were turbulent and an investigation by the Unmanned Aircraft System바카라 사이트檚 (UAS) manufacturer concluded that the probable cause for the power loss was that the battery had become loose in flight.

Download report:

Download glossary of abbreviations:

Glossary of abbreviations

Published 10 September 2020