
EXPLOSIVE ATMOSPHERES - PART 11: EQUIPMENT PROTECTION BY INTRINSIC SAFETY "I" (IEC 31G/184/CD:2007)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
NEN EN IEC 60079-11 : 2012 - Identical
VDE 0170-7 : 2012 - Corresponds
DS/IEC 60079-11:2001 - Identical
IEC 60079-11:1991 - Identical
VDE 0170-7 : 2012 - Corresponds