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Standard 1953, Edition 7

UL LLC Outline of Investigation for Power Distribution Blocks

UL Outline © 2017 UL LLC
1953, Edition 7 Edition Date: July 01, 2020 $225.00-$250.00
Summary of Topics o1953_7_sum.html

Summary of Topics

The seventh issue of the Outline of Investigation for Power Distribution Blocks, UL 1953, dated July 1, 2020, replaces the sixth issue published on March 15, 2019. This new issue revises the Section on Short-Circuit Current Tests (Section 13) to align with requirements in the Standard for Terminal Blocks, UL 1059, which was revised November 26, 2019. Refer to Subject 1059 Bulletin dated August 9, 2019 for a summary of the changes to UL 1059 that are now, by reference to UL 1059, the requirements for Power Distribution Blocks.

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UL 1953 is referenced in the following list of UL Standards

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