Summary of Topics s0987_8_sum.htmlSummary of Topics
The revisions of ANSI/UL 987 dated May 12, 2020 add references to UL 61800-5-1, Standard For Adjustable Speed Electric Power Drive Systems to replace all references to UL 508C, Standard For Power Conversion Equipment; 6.6.4.1 and 6.14.4.4.