NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Standards
[CURRENT]
IEC 61439-1
IEC 61439-1
Low-voltage switchgear and controlgear assemblies - Part 1: General rules
Title (German)
Niederspannungs-Schaltgerätekombinationen - Teil 1: Allgemeine Festlegungen