IEC 60721-3-3 : 2.2已作废
CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3-3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - STATIONARY USE AT WEATHERPROTECTED LOCATIONS
出版：International Electrotechnical Committee
专家解读视频
Classifies groups of environmental parameters and their severities to which products are subjected when mounted for stationary use at weatherprotected locations.
CEI 75-9 : 1ED 1990 - Identical
PN EN 60721-3-3 : 2002 - Identical
NEN 10721-3-3 : 1995 AMD 2 1997 - Identical
BS 7527-3.3(1991) : 1991 AMD 7931 - Identical
UNE EN 60721-3-3 : 1997 - Identical
NFC 20 000 : 90 AMD 1 93 - Identical
DS EN 60721-3-3 : 1996 AMD 2 1997 - Identical
NF EN 60721 3-3 : 95 AMD 2 97 - Identical
I.S. EN 60721-3-3:1995 - Identical
DIN EN 60721-3-3 : 1995 - Identical
