UL-412 › Complete Document History
Standard for Refrigeration Unit Coolers
Complete Current Edition: |
5TH EDITION - Standard for Refrigeration Unit Coolers - Aug. 22, 2011
CHANGE 08/12 - REVISION CHANGE - CODE B - Aug. 17, 2012
CHANGE 09/13 - REVISION CHANGE - CODE B - Sept. 17, 2013
CHANGE 01/17 - REVISION CHANGE - CODE B - Jan. 9, 2017
CHANGE 08/18 - REVISION CHANGE - CODE B - Aug. 28, 2018
CHANGE 06/22 - REVISION CHANGE - CODE B - June 14, 2022
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Obsolete Revision Information: |
ADOPT WITHDRAWN - WITHDRAWL OF DOD ADOPTION - Dec. 22, 2009
CHANGE 01/09 - REVISION CHANGE - CODE A - Jan. 8, 2009
CHANGE 02/07 - REVISION CHANGE - CODE A - Feb. 2, 2007
4TH EDITION - Standard for Refrigeration Unit Coolers - April 26, 2004
CHANGE 11/01 - REVISION CHANGE - CODE A - Nov. 16, 2001
3RD EDITION - Standard for Refrigeration Unit Coolers - Sept. 27, 1993
DOD ADOPTION 1 - FYI ONLY: DOD ADOPTED - April 9, 1992
1980 EDITION - Standard for Refrigeration Unit Coolers - Jan. 1, 1980
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