DIN EN 50317/A1:2005 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/A1:2004
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