DIN EN 60947-6-1:2006 Low-voltage switchgear and controlgear - Part 6-1: Multiple function equipment - Transfer switching equipment (IEC 60947-6-1:2005); German version EN 60947-6-1:2005
2014DIN EN 60947-6-1:2014 Low-voltage switchgear and controlgear - Part 6-1: Multiple function equipment - Transfer switching equipment (IEC 60947-6-1:2005 + A1:2013); German version EN 60947-6-1:2005 + A1:2014
2006DIN EN 60947-6-1:2006 Low-voltage switchgear and controlgear - Part 6-1: Multiple function equipment - Transfer switching equipment (IEC 60947-6-1:2005); German version EN 60947-6-1:2005