UL-493 Complete Document History
Standard for Thermoplastic-Insulated Underground Feeder and Branch-Circuit Cables

Complete Current Edition:
   10TH EDITION - Thermoplastic-Insulated Underground Feeder and Branch-Circui - Dec. 10, 2018
   CHANGE 01/20 - REVISION CHANGE - CODE B - Jan. 6, 2020
   CHANGE 05/20 - REVISION CHANGE - CODE B - May 7, 2020
   CHANGE 03/21 - REVISION CHANGE - CODE B - March 11, 2021
   CHANGE 01/23 - REVISION CHANGE - CODE B - Jan. 9, 2023
   CHANGE 11/23 - REVISION CHANGE - CODE B - Nov. 7, 2023

Obsolete Revision Information:
   CHANGE 10/16 - REVISION CHANGE - CODE B - Oct. 26, 2016
   CHANGE 05/12 - REVISION CHANGE - CODE B - May 30, 2012
   9TH EDITION - Thermoplastic-Insulated Underground Feeder and Branch-Circui - June 1, 2007
   8TH EDITION - Thermoplastic-Insulated Underground Feeder and Branch-Circui - Dec. 28, 1995
   CHANGE 02/92 - CHANGE NOTICE FOR 1988 EDITION - Feb. 27, 1992
   CHANGE 12/90 - CHANGE NOTICE FOR 1988 EDITION - Dec. 7, 1990
   CHANGE 02/89 - CHANGE NOTICE FOR 1988 EDITION - Feb. 23, 1989
   7TH EDITION - Thermoplastic-Insulated Underground Feeder and Branch-Circui - Oct. 28, 1988