IEC 60079-20-1 : 1.0已作废
EXPLOSIVE ATMOSPHERES - PART 20-1: MATERIAL CHARACTERISTICS FOR GAS AND VAPOUR CLASSIFICATION - TEST METHODS AND DATA
出版：International Electrotechnical Committee
专家解读视频
Gives guidance on classification of gases and vapours. It also specifies a test method intended for the measurement of the maximum experimental safe gaps (MESG) for gas- or vapour-air mixtures under normal conditions of temperature and pressure so as to permit the selection of an appropriate group of equipment.
NBR IEC 60079-20-1 : 2011 ERRATA 2 2014 - Identical
NEN EN IEC 60079-20-1 : 2010 C1 2012 - Identical
AS/NZS 60079.20.1:2012 - Identical
I.S. EN 60079-20-1:2010 - Identical
PN EN 60079-20-1 : 2013 - Identical
SANS 60079-20-1 : 2010 COR 1 2014 - Identical
BS EN 60079-20-1 : 2010 - Identical
VDE 0170-20-1 : 2010 - Identical
DIN EN 60079-20-1 : 2010 - Identical
BIS IS/IEC 60079-20-1 : 2010 - Identical
GOST R IEC 60079-20-1 : 2011 - Identical
DS EN 60079-20-1 : 2010 - Identical
CEI EN 60079-20-1 : 2010 - Identical
NF EN 60079-20-1 : 2010 - Identical
