I.S. EN IEC 60721-2-4:2018&AC:2018-12
Current
The latest, up-to-date edition.
Classification of environmental conditions – Part 2-4: Environmental conditions appearing in nature – Solar radiation and temperature
Hardcopy , PDF
English - French
01-15-2019
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 General
5 Solar radiation physics
6 Levels of global radiation
7 Minimum levels of atmospheric radiation at night
Annex A (informative) World distribution of daily global irradiation
Bibliography
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