Standard 489, Edition 13
UL 489

Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures

UL CSDS Proposal Edition 13 Published Date: October 05, 2018 Last Revision: April 23, 2019

Summary of Topics b0489_13_20181005_sum.html

Subject 489

Bulletin Dated: October 5, 2018


The following topics for the Standard for Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures, UL 489, are being recirculated (this is an updated recirculation document with an additional change to Topic 7):

2. Revision to the Requirements for Draw-out Circuit Breakers

3. Revisions to the Calibration Requirements for Supplement SB

7. Addition of Requirements from UL 489G into UL 489

Back to Standard 489, Edition 13

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