In normal use, the ASAP mobile fall arrester moves freely along the rope to accompany the user in all his movements.
In case of a sudden movement (fall, slide, uncontrolled descent, etc.), the fall arrester locks on the rope and stops the user.
Petzl Part number B71AAA
With its unique locking system, the ASAP is a reference product in fall protection. In normal use, the device moves freely along the rope without any manual intervention and accompanies the user in all his movements. In case of shock or sudden acceleration, the ASAP locks on the rope and stops the user. The ASAP may also be combined with an ASAP'SORBER energy absorbing lanyard to work at a distance from the rope.