Electrical apparatus for explosive gas atmospheres - Data for flammable gases and vapours, relating to the use of electrical apparatus
Electrical apparatus for explosive gas atmospheres - Data for flammable gases and vapours, relating to the use of electrical apparatus
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Electrical apparatus for explosive gas atmospheres - Part 20: Data for flammable gases and vapours, relating to the use of electrical apparatus Executive summary Guidance on the selection of electrical apparatus used in explosive gas atmospheres. Abstract This Published Document gives guidance on the selection of appropriated electrical apparatus protected by flame-proof enclosures or designed to be intrinsically safe, according to the gas or vapour in which it is intended to be used. Tables of chemical and engineering properties of substances are provided to assist electrical engineers in the selection of electrical apparatus to be used in hazardous areas. History and related standards The scope of the data has been selected with particular reference to the use of electrical equipment in hazardous areas, and notice has been taken of standard measurement methods given in IEC 79-1A, IEC 79-3, IEC 79-4 and IEC 79-4A.
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