I.S. EN 60721-1:1998现行
Classification Of Environmental Conditions Part 1: Environmental Parameters And Their Severities
出版：National Standards Authority of Ireland
专家解读视频
Defines environmental parameters and a limited number of their severities within the range of conditions met by electrotechnical products when being transported, stored, installed and used.
SS EN 60721-1:2001 - Identical
NF EN 60721-1:1995 - Identical
IEC 60721-1 Ed. 2.2 - Identical
NBN EN 60721-1:1995 - Identical
DIN EN 60721-1 (1997-02) - Identical
BS EN 60721-1:1996 - Identical
SN EN 60721-1:1995 - Identical
UNE EN 60721-1:1997 - Identical
BS EN 60721-1 : 1996 - Identical
UNE EN 60721-1 : 1997 - Identical
NF EN 60721-1 : 95 AMD 2 95 - Identical
NBN EN 60721-1 : 1995 - Identical
EN 60721-1 : 1995 AMD 2 1995 - Identical
DIN EN 60721-1 : 1997 - Identical
SN EN 60721-1 : 1995 AMD 2 1995 - Identical
IEC 60721-1 : 2.2 - Identical
DIN EN 60721-1 : 1997 - Identical
BS EN 60721-1 : 1996 - Identical
