DIN EN 60721-2-1 VDE 0468-721-2-1:2015-10
Classification of environmental conditions
Part 2-1: Environmental conditions appearing in nature – Temperature and Humidity
(IEC 60721-2-1:2013); German version EN 60721-2-1:2014
Class/Status:
Standard,
valid
Released: 2015-10
VDE Art. No.: 0400156