[鉄道用固定設備 - 電気的安全性、接地、戻り回路 - 第1部:電気ショックに対する保護規定(DIN EN 50122-1 (VDE 0115-3):2011-09の改訂版)[ドイツ語]]
erratum
[Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 1: Protective provisions against electric shock; German version EN 50122-1 :2011 + A 1:2011, Corrigendum to DIN EN 50122-1 (VDE 0115-3):2011-09, German Version EN 50122-1:2011/AC:2012. (SUPERSEDED)]
German Commission for Electrical, Electronic & Information Technologies of DIN and VDE (DKE)
2014, DIN EN 50122-1 VDE 0115-3 Berichtigung 1:2014-09