The series of standards EN 50121-x describes in detail the EMC requirements for railway applications. Its latest version was published in English in 2006. The German text versions were made available in the middle of 2007:
EN 50121-1
Railway applications - Electromagnetic compatibility Part 1: General
EN 50121-2
Railway applications - Electromagnetic compatibility Part 2: Emission of the whole railway system to the outside
EN 50121-3-1
Railway applications - Electromagnetic compatibility Part 3-1: Rolling stock - Train and complete vehicle
EN 50121-3-2
Railway applications - Electromagnetic compatibility Part 3-2: Rolling stock - Apparatus
EN 50121-4
Railway applications - Electromagnetic compatibility Part 4: Emission and immunity of the signalling and telecommunications apparatus
EN 50121-5
Railway applications - Electromagnetic compatibility Part 5: Emission and immunity of fixed power supply installations and apparatus
Further requirements
EN 50155
Railway applications - Electronic equipment on rail vehicles
EN 50215
Testing of rolling stock after completion of construction and before entry into service
EN 50238
Railway applications - Compatibility between rolling stock and train detection systems
26th German Federal Immission Control Ordinance Ordinance concerning the control of electromagnetic fields
2004/40/EG
Directive 2004/108/EC of the European Parliament and of the Council dated 29 April 2004 relating to minimum requirements for occupational health and safety with regard to detrimental physical effects (electromagnetic fields)
EBA
German Federal Railway Authority requirements for the approval of standard rolling stock according to Article 32, EBO (Ordinance for the construction and operation of railway equipment) Appendix EMC to Section 12.4 EMC / observance of limit values
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