SS EN 50020 Ed. 5 (2002)被替代
Electrical Apparatus For Potentially Explosive Atmospheres - Intrinsic Safety "i"
出版：Standardiserings-Kommissionen I Sverige
专家解读视频
Specifies the construction and testing of intrinsically safe apparatus, meant for use in potentially explosive atmospheres and for associated apparatus, which is meant for connection to intrinsically safe circuits which enter such atmospheres. Coverage includes: documentation, marking, and diode safety barriers. Also gives detailed definitions and annexes.
DIN EN 50020:2003 - Identical
SN EN 50020:2002 - Identical
NEN EN 50020:2002 - Identical
DIN EN 50020 (2003-08) - Identical
BS EN 50020:2002 - Identical
I.S. EN 50020:2002 - Identical
NBN EN 50020:2003 - Identical
NF EN 50020:2004 - Identical
UNE EN 50020:2003 - Identical
