AAIB investigation to DJI Matrice 210 (UAS, registration n/a) 26 October 2018

Loss of power due to erroneously high battery state of charge, Ledbury, Herefordshire, 26 October 2018.

• From: Air Accidents Investigation Branch
• Published: 14 November 2019

• Category: Unmanned Aircraft Systems (UAS)
• Report type: Bulletin - Correspondence investigation
• Date of occurrence: 26 October 2018
• Aircraft type: DJI Matrice 210
• Location: Ledbury, Herefordshire
• Registration: n/a

Summary:

The aircraft dropped to the ground from a height of 4 m when the electric motors shut down due to insufficient battery charge remaining. The batteries’ State of Charge (SOC) was indicating erroneously that 75% charge remained. The cause of the erroneously high SOC is discussed in the report on the accident to DJI Matrice 210 on 4 September 2018 (ref EW/G2018/09/04, AAIB Bulletin 11/2019).

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DJI Matrice 210 (UAS, registration n/a) 11-19

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Glossary of abbreviations

Published 14 November 2019