Historical
IEC 60079-25 Ed. 1.0 b:2003
Electrical apparatus for explosive gas atmospheres - Part 25: Intrinsically safe systems
Contains the specific requirements for construction and assessment of intrinsically safe electrical systems, type of protection ""i"", intended for use, as a whole or in part, in explosive atmospheres in Group II locations. Intended for use by the designer of the system who may be a manufacturer, a specialist consultant or a member of the end-user's staff.
Content Provider
International Electrotechnical Commission [iec]