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Standard 489, Edition 13

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

UL CSDS Proposal
Standard 489, Edition 13 Edition Date: October 05, 2018
Summary of Topics b0489_13_20181005_sum.html

Subject 489

Bulletin Dated: October 5, 2018

SUMMARY OF TOPICS

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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