Railway applications. Electromagnetic compatibility - Rolling stock. Apparatus Ingestion-build-181247 5 Operating symbols

5 Operating symbols

whilst maintaining quality outcomes and effectiveness

4 Terms and definitions

Shutoff devices

and gives guidance on how they may be applied to achieve various objectives connected with the development of reliable designs

Railway applications. Electromagnetic compatibility - Rolling stock. Apparatus Ingestion-build-181247 5 Operating symbolsWhat is this standard about? This European Standard applies to emission and immunity aspects of EMC for electrical and electronic apparatus intended for use on railway rolling stock. EN 50121 3 2 applies for the integration of apparatus on rolling stock. The frequency range considered is from DC to 400 GHz. No measurements need to be performed at frequencies where no requirement is specified. This standard takes into account the internal environment