![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/c/cd/ASFA_-_Baliza.jpg/640px-ASFA_-_Baliza.jpg&w=640&q=50)
Anuncio de Señales y Frenado Automático
Spanish train protection system / From Wikipedia, the free encyclopedia
Anuncio de Señales y Frenado Automático (ASFA; "Announcement of Signals and Automatic Braking") is an Automatic Train Protection system widely deployed on the Spanish rail network. It consists of a mechanism that stops a train if the driver does not properly heed signals.
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/b/b2/Baliza_-_Mollet-Sta_Rosa_-_2014-03-14_-_JTCurses.jpg/640px-Baliza_-_Mollet-Sta_Rosa_-_2014-03-14_-_JTCurses.jpg)
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/c/cd/ASFA_-_Baliza.jpg/640px-ASFA_-_Baliza.jpg)