AS/NZS 60079.11:2011/Amdt 1:2013
AS/NZS 60079.11:2011/Amdt 1:2013
Explosive atmospheres - Equipment protection by intrinsic safety ¿¿i¿¿
Amendment by Australian/New Zealand Standards, 01/01/2013
Amendment by Australian/New Zealand Standards, 01/01/2013