Acronym of "Site Acceptance Test"

It is the most common type of hitch of all types of automatic hooks. 

Advanced Diagnosis Unit

It is the acronym from spanish of Sistema de Detección y Protección contra Incendios. Detection and protection System against fires.

Failure responsibility at a second level. 

Offers Management System 

Is the acronym ofrom spanish of Sistema de Basculación Interactiva. Interactive Tilting System.

The set of competencies included in each frame

Safety Management System