NA 027
DIN Standards Committee Optics and Precision Mechanics
DIN ISO 10109-1 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| IEC 60721-2-1 | 1982 | Classification of environmental conditions. Part 2: Environmental conditions appearing in nature. Temperature and humidity. More |
| IEC 60721-3-4 | 1995-01 | Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 4: Stationary use at non-weatherprotected locations More |