ANSI/UL 60079-1-2009 Standard for Safety for Electrical Apparatus for Explosive Gas Atmospheres - Part 1: Flameproof Enclosures (Proposals dated 12/28/07 and 7/11/08)
The Sixth Edition of the Standard for Safety for Electrical Apparatus for Explosive Gas Atmospheres - Part 1: Flameproof Enclosures "d", UL 60079-1 which when published will adopt the Sixth Edition of IEC 60079-1. This new edition is a complete rewrite of text to coincide with the IEC text and contains US differences.
ANSI/UL 60079-1-2009 history
2009ANSI/UL 60079-1-2009 Standard for Safety for Electrical Apparatus for Explosive Gas Atmospheres - Part 1: Flameproof Enclosures (Proposals dated 12/28/07 and 7/11/08)