UL-840 Complete Document History
Standard for Insulation Coordination Including Clearances and Creepage Distances for Electrical Equipment

Complete Current Edition:
   3RD EDITION - Insulation Coordination Including Clearances and Creepage Di - Jan. 6, 2005
   CHANGE 03/07 - REVISION CHANGE - CODE A - March 2, 2007
   CHANGE 05/12 - REVISION CHANGE - CODE A - May 4, 2012
   CHANGE 10/16 - REVISION CHANGE - CODE A - Oct. 5, 2016

Obsolete Revision Information:
   CHANGE 09/00 - CHG NOT/2ND EDITION CLASS A - Sept. 7, 2000
   CHANGE 10/99 - CHG NOT/2ND EDITION CLASS A - Oct. 6, 1999
   CHANGE 04/99 - CHG NOT/2ND EDITION CLASS A - April 1, 1999
   CHANGE 04/95 - CHG NOT/2ND EDITION CLASS A - April 4, 1995
   CHANGE 01/95 - CHG NOT/2ND EDITION CLASS A - Jan. 30, 1995
   2ND EDITION - Insulation Coordination Including Clearances and Creepage Di - May 20, 1993
   1ST EDITION - Insulation Coordination Including Clearances and Creepage Di - Dec. 6, 1989