IEC 60721-3-7 : 2.1現行
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
專家解讀視頻
Classifies groups of environmental parameters and their severities to which products are subjected during portable and non-stationary use.
I.S. EN 60721-3-7:1997 - Identical
NF EN 60721 3-7 : 95 AMD 1 97 - Identical
PN EN 60721-3-7 : 2010 - Identical
DS EN 60721-3-7 : 1996 AMD 1 1997 - Identical
NFC 20 000 : 90 AMD 1 93 - Identical
DIN EN 60721-3-7 : 1995 - Identical
BS 7527-3.7(1991) : 1991 AMD 7949 - Identical
CEI 75-11 : 1ED 1990 - Identical
NEN 10721-3-7 : 1995 AMD 1 1997 - Corresponds
