BS EN 60079-11:2012
Explosive atmospheres. Equipment protection by intrinsic safety "i"
https://doi.org/10.3403/30175788 (published 31/01/2012)
BS EN 60079-11:2012 is maintained by EXL/31. This standard is available from the following sources:
Other historical versions of this standard document also exist:
- BS EN 60079-11:2012 [current until 12/11/2014]
- BS EN 60079-11:2012 [current until 31/08/2012]
- BS EN 60079-11:2007 [current until 31/01/2012]