DIN VDE 0100-420:2013 Low-voltage electrical installations - Part 4-42: Protection for safety - Protection against thermal effects (IEC 60364-4-42:2010, modified); German implementation HD 60364-4-42:2011
2016DIN VDE 0100-420:2016 Low voltage electrical installations - Part 4-42: Protection for safety - Protection against thermal effects (IEC 60364-4-42:2010, modified + A1:2014); German implementation HD 60364-4-42:2011 + A1:2015
2013DIN VDE 0100-420:2013 Low-voltage electrical installations - Part 4-42: Protection for safety - Protection against thermal effects (IEC 60364-4-42:2010, modified); German implementation HD 60364-4-42:2011