IEC 61992-6:2006+A1:2014+A2:2020 covers d.c. metal-enclosed and non-metallic enclosed switchgear assemblies used in indoor stationary installations of traction systems, with nominal voltage not exceeding 3 000 V. This consolidated version consists of the first edition (2006), its amendment 1 (2014) and its amendment 2 (2020). Therefore, no need to order amendments in addition to this publication.