Summary of Topics s879_9_sum.htmlSummary of Topics
This revision of ANSI/UL 879 dated December 18, 2023 includes the following changes in requirements:
– Terminology – “Permanent” wiring; 2.10.2.2, 2.10.5.1, 2.11.3.3.3, 2.15.4, 4.2.1.1, 4.3.1.1, 4.5.3.1, 4.18.5.9, 4.18.5.10, 4.18.5.13, 4.19.2.1, 4.19.5.2, 4.21.2.6, 5.8.7.1, 5.16.4.1
– Rain Test; 3.4.1.9.5
– Limited power circuit definitions; 1.3.10, 1.3.10.1, 1.3.11, 1.3.42
– Secondary Circuits; 1.3.11.1, 1.3.11.2, 2.1.1.1, 2.1.1.2, 2.3.1, 2.12.6.1, 2.12.6.1.1 and 2.12.6.1.5, 2.12.6.2, Table 2.12, Table 2.13, Figure 2.8, 3.4.2.13, Table 3.12, 4.19.2.2
– Dielectric Withstand Test; 3.4.2.5.1.1, 3.4.2.5.2.1, Table 3.9.1
– Polymeric enclosure requirements – replacement of Table 2.4 7; 2.1.4, 2.1.4.2, 2.16.8
– Relocation of component polymeric material requirements; Table 4.3 part 1, Table 4.3 part 2, 4.6.2, 4.6.2.2, 4.6.5.5, 4.9.2.1, 4.9.2.2, 4.9.5.4, 4.10.2.1, 4.10.2.2, 4.10.5.2 – 4.10.5.5, 4.11, 4.11.1.1, 4.11.2.1, 4.11.3.2, 4.11.3.3, 4.12, 4.12.1.1, 4.12.2.1, 4.12.3.1, 4.12.3.4, 4.14.2.1, 4.16.2, 4.16.2.1, 4.16.2.2, 4.20.2.1, 5.15.2.3, 5.15.4.1.2
– Installation Instructions; 4.1.4, Table 4.2
– Editorial Corrections throughout the Standard
– “W” rated flexible cord not required for damp locations; 2.10.5.9