Browse & Buy UL Standards

Standard 1951, Edition 2

Red Line
March 14, 2014

UL 1951

Standard for Electrical Plumbing Accessories

UL Red Line Edition 2 Published Date: March 14, 2014 Last Revision: June 27, 2020

Scope

Summary of Topics s1951_2_sum.html

SUMMARY OF TOPICS

This revision to ANSI/UL 1951 dated June 27, 2020 include the following changes:

Addition of reference to UL 61800-5-1 as a replacement to UL 508C; 5.5.4.1, 5.5.4.2

Addition of reference to UL 62368-1 as an alternative to UL 60950-1; 5.3.4, 5.3.5, 5.12.1, 5.12.2

Back to Standard 1951, Edition 2