Voith to supply crash buffers to Siemens for RZD wagons in Russia June 15, 2011 | Europe News Voith Turbo, a group division of Germany-based Voith GmbH, has a secured a contract from Germany-based Siemens to deliver crash buffers for 200 new sleeper cars. The wagons of Russian Railways (RZD) w... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password