NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
DIN EN 61709 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC 60050-191 | 1990-12 | International electrotechnical vocabulary; chapter 191: dependability and quality of service More |
| IEC 60721-3-3 | 1994-12 | Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities; section 3: Stationary use at weatherprotected locations More |