DIN EN 50317/A2:2008 Railway applications - Current collection systems - Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line; German version EN 50317:2002/A2:2007
2012DIN EN 50317:2012 Railway applications - Current collection systems - Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line; German version EN 50317:2012
2003DIN EN 50317:2003 Railway applications - Current collection systems - Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line; German version EN 50317:2002