NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 60721-3-4 [Withdrawn] references following documents:
Document number | Edition | Title |
---|---|---|
EN 60721-3-0 | 1993-07 | Classification of environmental conditions; part 3: classification of groups of environmental parameters and their severities; introduction (IEC 60721-3-0:1984 + A1:1987) More |
IEC 60721-1 | 1990-12 | Classification of environmental conditions; part 1: environmental parameters and their severities More |