Adopts IEC 60079-25:2010 to establish the specific requirements for construction and assessment of intrinsically safe systems, type of protection ?i?, for use where Group I, II and III apparatus is required.
AS/NZS 60079.25:2011 history
1970AS/NZS 60079.25:2011 Intrinsically safe electrical systems for explosive atmospheres
2004AS/NZS 60079.25:2004 Electrical apparatus for explosive gas atmospheres - Intrinsically safe systems