BS EN 50121-5:2000

Railway equipment, Electromagnetic compatibility, Noise (spurious signals), Electromagnetic radiation, Electromagnetic fields, Electrical equipment, Electronic equipment and components, Radio disturbances, Railway fixed equipment, Railway electric traction equipment, Electric power systems, Electric power system disturbances, Electric substations, Emission, Performance, Electrical protection equipment, Switchgear, Switching substations, Autotransformers, Power transformers, Booster transformers, Frequencies Railway applications