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IEC 60721-3-3:1987/AMD1:1991 ed1.0

Заменен
Amendment 1 - Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations — 9 стр.
IEC 60721-3-3:1987/AMD1:1991 ed1.0
Заменен
IEC 60721-3-3:1994 ed2.0
Заменен
IEC 60721-3-3:2019 ed3.0
Действует