CAF commences dynamic testing of hydrogen bi-mode train under FCH2RAIL project August 3, 2022 | Company News, Europe Company News, Europe News, News Construcciones y Auxiliar de Ferrocarriles (CAF) has begun dynamic track testing of the hydrogen bi-mode train prototype developed under the Fuel Cell Hybrid PowerPack for Rail Applications (FCH2RAIL)... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password