British Standards Document
BS IEC 60079-19
Electrical apparatus for explosive gas atmospheres. Repair and overhaul for apparatus used in explosive atmospheres (other than mines or explosives)

https://doi.org/10.3403/01174534U

BS IEC 60079-19 is maintained by EXL/31/3. The current release of this standard is:

BS IEC 60079-19:1993 Electrical apparatus for explosive gas atmospheres. Repair and overhaul for apparatus used in explosive atmospheres (other than mines or explosives)

https://doi.org/10.3403/01174534 (published 15/10/1997)

This standard is available from the following sources:

Other historical versions of this standard document also exist: