Category Archives: Alpha Floor

Airbus A320 Alpha Floor Protection Explained

Alpha Floor Triggered - A.FLOOR Displayed on A320 Flight Mode Annunciator

Alpha Floor protection is a critical feature in the Airbus A320’s flight envelope protection system. It automatically applies TOGA thrust when the aircraft’s angle of attack (AoA) exceeds a threshold that indicates the aircraft is approaching a stall-like condition. This function is active when the aircraft is in Normal Law, from liftoff to 100 feet […]

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