This part of -2-1 of IEC 60721 presents classifications of open-air climates in terms of temperature and humidity. It is intended to be used as part of the background material when selecting appropriate temperature and humidity severities for product testing and application. The climates cover all areas of the world, excluding the central Antarctic and high altitudes (above 5 000 m).

This Document is related to the following Topics (in bold):

19 TESTING
19.020 Prüfbedingungen und Prüfverfahren im Allgemeinen
19.040 Environmental testing
19.080 Electrical and electronic testing
19.100 Non-destructive testing

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