Wiener Linien deploys 10 Rampini hydrogen mini buses in Vienna, Austria September 10, 2025 | Europe News, News Wiener Linien, the public transport operator in Vienna, has deployed 10 Rampini hydrogen fuel cell mini buses to replace the pure electric buses on Lines 2A and 3A, which have reached their mechanical... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password