Classification of environmental conditions; part 3: classification of groups of environmental parameters and their severities; portable and non-stationary use (IEC 60721-3-7:1987 + A1:1991)
German title
Klassifizierung von Umweltbedingungen; Teil 3: Klassen von Umwelteinflußgrößen und deren Grenzwerte; Ortsveränderlicher Einsatz (IEC 60721-3-7:1987 + A1:1991)
Publication date
1993-05
Original language
English
Publication date
1993-05
Original language
English
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Replacement amendments
This document has been modified by: EN 60721-3-7/A2:1994-10