IEC 60079-1 Revised
IEC 60079-1:2001
Electrical apparatus for explosive gas atmospheres - Part 1: Flameproof enclosures "d"
The contents of the corrigendum of February 2007 have been included in this copy.
CHFÂ 320.-
A more recent version of this publication exists:
IEC 60079-1:2014 RLV