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IEC 60721-3-7 Ed. 2.1 b:2002
Classification of environmental conditions - Part 3-7: Classification of groups of environmental parameters and their severities - Portable and non-stationary use
Classifies groups of environmental parameters and their severities to which products are subjected during portable and non-stationary use.
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International Electrotechnical Commission [iec]
International Electrotechnical Commission [iec]