IEC 60721-3-7 Ed. 2.1现行
Classification of environmental conditions Part 3-7: Classification of groups of environmental parameters and their severities - Portable and non-stationary use
出版：International Electrotechnical Committee
专家解读视频
Classifies groups of environmental parameters and their severities to which products are subjected during portable and non-stationary use. This consolidated version consists of the second edition (1995) and its amendment 1 (1996). Therefore, no need to order amendment in addition to this publication.
BS 7527-3.7:1991 - Identical
CEI EN 60721-3-7:1996 - Identical
SN EN 60721-3-7:1995 - Identical
JIS C 60721-3-7:1999 - Identical
ONORM OVE EN 60721-3-7:1996 - Identical
DIN EN 60721-3-7 (1995-09) - Identical
BS EN 60721-3-7:1996 - Equivalent
PN EN 60721-3-7:2002 - Identical
I.S. EN 60721-3-7:1997 - Identical
NF EN 60721 3-7:1995 - Identical
NFC 20 000:1990 - Identical
SS EN 60721-3-7:2001 - Identical
SS EN 60721:1997 - Identical
UNE EN 60721-3-7:1997 - Identical
