Summary of Topics
This new Fourth edition of ANSI/UL 283 dated March 20, 2025 incorporates editorial changes including renumbering and reformatting to align with current style, including the following changes in requirements:
– Addition of Annex A Requirements for Remote and Automatic Delayed Operation
– Addition of Requirements for Universal Serial Bus (USB) and Automotive Adapter Powered Appliances; 7.2.4, 7.2.5, 11.3, 11.4, 35.1 – 35.3, 71.3, 71.4, 72.1.12, 73.17
– Addition of Requirements for Button Batteries or Coin Cell Batteries; 6.3.7
– Revisions to Clarify Requirements and Reflect Standards Writing Conventions in Preparation for a New Edition; 1.1, 1.5, Section 3, 4.5, 4.8, 4.9, 4.11, 4.15, 4.18, 4.24, 4.26, 4.28, 4.33, 4.34, 5.2, 6.1.1, 6.1.3, 6.2.1 – 6.2.8, 6.3.1 – 6.3.6, 6.4.1, 6.4.2, 6.5.1.1 – 6.5.1.7, 6.5.2.1, 6.5.3.1, 6.5.4.1, 6.5.5.1, 6.5.6.1, 6.5.7.1, 6.6.1 – 6.6.3, 6.7.2, 6.8.1, 6.9.1, 6.9.2, 6.10.2, 6.10.3, 6.11.1 – 6.11.3, 6.12.1, 6.13.1.1 – 6.13.1.5, 6.13.2.1, 6.13.3.2, Table 6.1, 6.13.3.3, 6.13.4.1 – 6.13.4.4, 6.14.1 – 6.14.6, 6.15.1, 6.15.2, 6.16.1, 6.16.2, 6.17.1, 6.18.1 – 6.18.4, 6.18.7, 6.19.1 – 6.19.3, 6.20.1 – 6.20.4, 6.21.1, 6.22.1, 6.22.2, 7.1.4, 7.1.5, 7.1.7, Figure 7.1, 7.1.12, 7.1.14 – 7.1.16, 7.2.3, 7.2.4, 7.2.6, 7.2.7, 8.2, 10.1, Figure 10.1, Table 10.1, 10.2, Figure 10.2 – Figure 10.4, Table 11.1, Figure 11.1, Table 11.2, Table 11.3, Figure 11.2, 11.2.1.2, Figure 11.3 – Figure 11.5, Figure 11.6, 12.2, 13.1, 14.1.3, 14.2.5, 17.1.1, 17.1.4, 18.3, 18.4, 20.3.2 – 20.3.4, Table 20.1, Table 20.2, 20.3.10, Table 20.3, 21.2, 22.1, 24.1.1, 24.2.2, 24.3.1, 24.3.2, Table 24.1 – Table 24.3, 24.4.1 – 24.4.4, 24.5.1, Table 25.1, 25.3 – 25.5, 25.8, 26.1, 27.3, 28.1 – 28.3, 29.1, 30.2.1 – 30.2.4, 30.3.1, 30.4.1, Table 30.1, 30.4.4, 30.5.1, 30.6.1, 30.6.2, 31.1, 32.1, 32.2, 33.3 – Table 33.1, 34.2.1, 34.2.2, 34.3.2, 34.3.4, 34.3.5, 34.3.7, Figure 34.1, 34.3.13, 34.4.1, Table 35.1, 36.1, 36.3, 36.5, Figure 36.1, Figure 36.2, 36.7, Table 37.1, 38.2, Table 40.1, 40.1.3, 40.1.5, 40.1.9, 40.2.1, Table 40.2, 41.1, 41.2, 42.1, 43.1, 44.1, 44.2, 44.5, 46.3, 47.1, 47.3, 47.4, 48.3, 48.11, 48.16, 50.1, 50.2, Table 50.1, 51.4, 52.1, 53.1.1, Figure 53.1, Figure 53.2, 54.1, 55.1, 56.2, 56.4, 57.1, 60.2, Figure 60.1, 61.1.1, 61.1.2, Table 61.1, 61.2.2, Figure 61.1 – Figure 61.3, 61.3.3, 61.4.1, 61.5.2, 61.5.3, 62.3, Table 62.1, 65.1, 65.2, 66.4, 67.1 – 67.3, Section 68 (title), 68.1.1, 68.2.1, 68.2.3, 68.3.1, 68.4.1, Figure 68.1, Table 69.1, 71.1, 72.1.1, 72.1.2, 72.1.6, 72.1.10, 72.2.2, 73.1, 73.3 – 73.5, 73.7, 73.8, Figure 73.1, Figure 73.2, 73.10, 73.11, 73.13, 73.15