ZeroAvia’s electric Piper force-landed after windmilling propeller locked out motors

ZeroAvia Piper M350 accident-c-AAIB

Source: Air Accidents Investigation Branch

UK investigators have determined that the windmilling propeller on an experimental Piper M350 – which had been modified with a hydrogen fuel-cell engine – locked out power to the electric motors, leading to a forced landing which badly damaged the aircraft.

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