AAIB investigation to DJI Matrice 210, (Registration n/a)
All four electric motors stopped due to a battery firmware issue, near Albert Bartlett Farm, St Helier, Jersey, 20 December 2017.
Summary:
During a training flight with the battery level indicating 12 minutes of flight time remaining, a 바카라 사이트LOW VOLTAGE BATTERY WARNING바카라 사이트 appeared, all four electric motors stopped and the UAS began a rapid descent. A second later the warning disappeared and the motors reactivated but there was insufficient time to prevent the UAS from crashing at 바카라 사이트considerable speed바카라 사이트. The UAS manufacturer determined that it was caused by a battery firmware problem and has issued an update.
Download report: