IEC 60721-2-4:1987 ed1.0

Заменен

Classification of environmental conditions. Part 2: Environmental conditions appearing in nature. Solar radiation and temperature — 15 стр.

Defines limiting severities of solar radiation to which products are liable to be exposed during transportation, storage and use.

Заменен на

IEC 60721-2-4:2018 ed2.0

ICS

19.040 Environmental. Including testing equipment / Климатические испытания. Включая испытательное оборудование