Telvent to install power control system for HSR in Spain May 24, 2011 | Europe Company News Telvent has secured a contract to install a power control system for the Vigo-Santiago de Compostela-Coruña high-speed rail (HSR) line in Galicia. The system is expected to be installed in 2012... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password