UL-50 Complete Document History
Enclosures for Electrical Equipment, Non-Environmental Considerations

Complete Current Edition:
   14TH EDITION - Enclosures for Electrical Equipment, Non-Environmental Consi - Feb. 29, 2024

Obsolete Revision Information:
   CHANGE 10/20 - REVISION CHANGE - CODE D - Oct. 15, 2020
   13TH EDITION - Enclosures for Electrical Equipment, Non-Environmental Consi - Oct. 16, 2015
   CHANGE 04/12 - REVISION CHANGE - CODE D - April 27, 2012
   12TH EDITION - Enclosures for Electrical Equipment, Non-Environmental Consi - Sept. 4, 2007
   11TH EDITION - Enclosures for Electrical Equipment, Non-Environmental Consi - Oct. 19, 1995
   CHANGE 11/94 - REVISION CHANGE - CODE D - Nov. 1, 1994
   CHANGE 02/94 - REVISION CHANGE - CODE D - Feb. 28, 1994
   CHANGE 08/93 - REVISION CHANGE - CODE D - Aug. 25, 1993
   1992 EDITION - Enclosures for Electrical Equipment, Non-Environmental Consi - July 30, 1992
   1988 EDITION - Enclosures for Electrical Equipment, Non-Environmental Consi - Jan. 1, 1988