Registration number (WIID)Project No.TitleStatus
55781EN 50122-1:2011/A1:2011Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockAtcelts
60235EN 50122-1:2011/A2:2016Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockAtcelts
63226EN 50122-1:2011/A3:2016Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockAtcelts
64230EN 50122-1:2011/A4:2017Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockAtcelts
53833EN 50122-1:2011/AC:2012Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockAtcelts
47064EN 50122-1:2011/AC:2012Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockAtcelts
68104EN 50122-1:2022Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockStandarts spēkā
77507EN 50122-1:2022/A1:2025Fixed installations for railway applications - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shockStandarts spēkā
83236EN 50122-1:2022/prA2Fixed installations for railway application - Electrical safety, earthing and the return circuit – Part 1: Protective provisions against electric shockIzstrādē
47260EN 50122-2:1998Railway applications - Fixed installations - Part 2: Protective provisions against the effects of stray currents caused by d.c. traction systemsAtcelts
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