SANS 60079-20:1996 Electrical apparatus for explosive gas atmospheres Part 20: Data for flammable gases and vapours relating to the use of electrical apparatus
Gives guidance on the selection of appropriate electrical apparatus, protected by flame-proof enclosure or designed to be intrinsically safe, according to the gas or vapour in which it is intended to be used.
SANS 60079-20:1996 history
0000 SANS 60079-20-1-2010
1997SANS 60079-20:1996 Electrical apparatus for explosive gas atmospheres Part 20: Data for flammable gases and vapours relating to the use of electrical apparatus