Summary of Topics s674_5_sum.htmlSummary of Topics
This revision to ANSI/UL 674 dated December 28, 2020 includes the withdrawal and replacement of UL 508C with UL 61800-5-1 in Annex B and CSA standards referenced in Annex B as well as their corresponding entries in Annex A.
As noted in the Commitment for Amendments statement located on the back side of the title page, CSA, UL, and ANCE are committed to updating this harmonized standard jointly. CSA and UL will issue revisions to this standard bearing their date of issue. ANCE will incorporate the same revisions of the standard bearing the same date of issue as the CSA and UL pages.