UL-60079-5 › Complete Document History
Explosive Atmospheres - Part 5: Equipment protection by powder filling 'q'

Complete Current Edition:
   4TH EDITION - Part 5: Equipment protection by powder filling 'q' - April 29, 2016
   CHANGE 08/20 - REVISION CHANGE - CODE E - Aug. 14, 2020
   CHANGE 02/23 - REVISION CHANGE - CODE E - Feb. 2, 2023

Obsolete Revision Information:
   CHANGE 11/13 - REVISION CHANGE - CODE IEC - Nov. 22, 2013
   3RD EDITION - PART 5: EQUIPMENT PROTECTION BY POWER FILLING 'Q', EXPLOSIVE - July 24, 2009
   2ND EDITION - PART 5: POWDER FILLING & IDQUO; Q & RDQUO;, ELECTRICAL APPAR - March 9, 2007
   1ST EDITION - PART 5: POWDER FILLING 'q' - Dec. 2, 2002