This is the logo of the Cercanias (commuter rail systems of Spain's major metropolitan areas).
<a href="//commons.wikimedia.org/wiki/User:WikiNight2" title="User:WikiNight2">WikiNight2</a>
Eigenes Werk (own work), created with inkscape, based on PDF from <a rel="nofollow" class="external free" href="http://www.renfe.es/cercanias/">http://www.renfe.es/cercanias/</a>