I.S. EN IEC 60721-2-4:2018
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Classification of environmental conditions -Part 2-4: Environmental conditions appearing in nature – Solar radiation and temperature
Hardcopy , PDF
27-01-2020
11-09-2018
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.
Dates of withdrawal of national standards are available from NSAI.
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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