Registration number (WIID)Project No.TitleStatus
45281EN 50162:2004Protection against corrosion by stray current from direct current systemsIzstrādē
49352EN 50206-2:2010Railway applications - Rolling stock - Pantographs: Characteristics and tests - Part 2: Pantographs for metros and light rail vehiclesIzstrādē
57506CLC/TS 50537-4:2010Railway applications - Mounted parts of the traction transformer and cooling system - Part 4: Gas and liquid actuated (Buchholz) relay for liquid immersed transformers and reactors with conservator for rail vehiclesIzstrādē
43158EN 50123-6:2003Railway applications - Fixed installations - D.C. switchgear - Part 6: D.C. switchgear assembliesIzstrādē
49132EN 50123-2:2003Railway applications - Fixed installations - D.C. switchgear - Part 2: D.C. circuit breakersIzstrādē
57876EN 50526-1:2012Railway applications - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 1: Surge arrestersIzstrādē
51835EN 50317:2012Railway applications - Current collection systems - Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact lineIzstrādē
54043EN 50163:2004/AC:2013Railway applications - Supply voltages of traction systemsIzstrādē
57679EN 50328:2003Railway applications - Fixed installations - Electronic power converters for substationsIzstrādē
55958CLC/prTR 50XXXRailway applications - Specification for reversible direct current substationsIzstrādē
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