SS EN 61241-4 Ed. 1 (2007)现行
Electrical Apparatus For Use In The Presence Of Combustible Dust - Part 4: Type Of Protection "pd"
出版：Standardiserings-Kommissionen I Sverige
专家解读视频
Presents requirements on the design, construction, testing and marking of electrical apparatus for use in combustible dust atmospheres in which a protective gas (air or inert gas), maintained at a pressure above that of the external atmosphere, is used to prevent the entry of dust which might otherwise lead to the formation of a combustible mixture within enclosures which do not contain a source of combustible dust.
UNE EN 61241-4:2007 - Identical
DIN EN 61241-4:2007 - Identical
EN 61241-4:2006 - Identical
NF EN 61241-4:2007 - Identical
BS EN 61241-4:2006 - Identical
DIN EN 61241-4 (2007-07) - Identical
NBN EN 61241-4:2007 - Identical
I.S. EN 61241-4:2007 - Identical
IEC 61241-4 Ed. 1.0 - Identical
