The standard presents fundamental properties, quantities for characterization and a classification of environmental conditions dependent on precipitation and wind, relevant for electrotechnical products. Defines the characteristics of precipitation and wind as background for the severities to which products are liable to be exposed during transportation, storage and use.
DS/IEC 721-2-2:1990 history
2013DS/EN 60721-2-2:2013 Classification of environmental conditions - Part 2-2: Environmental conditions appearing in nature - Precipitation and wind
1990DS/IEC 721-2-2:1990 Classification of environmental conditions. Part 2: Environmental conditions appearing in nature. Precipitation and wind
DS/IEC 721-2-2:1990 Classification of environmental conditions. Part 2: Environmental conditions appearing in nature. Precipitation and wind was changed to DS/EN 60721-2-2:2013 Classification of environmental conditions - Part 2-2: Environmental conditions appearing in nature - Precipitation and wind.