NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

DIN EN 61857-22 ; VDE 0302-22:2009-05 [CURRENT] references following documents:

Document number Edition Title
IEC 61857-1 2004-11 Electrical insulation systems - Procedures for thermal evaluation - Part 1: General requirements - Low-voltage More 
IEC 60050-195 1998-08 International Electrotechnical Vocabulary - Part 195: Earthing and protection against electric shock More