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UL Code Authority e-Newsletter | Issue 4, September 2021

UL 9540A Battery Energy Storage System (ESS) Test Method

Fire testing for Battery Energy Storage Systems (ESS) provides critical data to designers and code authorities to help ensure safe installations. Full-scale testing is covered by the fire test method in UL 9540A. Read our overview of provisions in the fourth edition of UL 9540A, published November 12, 2019.

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New Safety Requirements for Low GWP Refrigerants

The UL standard for equipment containing low GWP refrigerants includes new requirements for leak detection to protect against the risks associated with a refrigerant leak.

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Securing Peace of Mind: Access Control and Gate Operators

Pairing UL certification standards can provide both safe access control and security for an integrated access control door and/or gate operating solution.

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UL Verified Mark Delivers Confidence and Peace of Mind

UL’s Verified Mark provides an objective third-party assessment of the accuracy of a marketing or advertising claim.

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News Brief

Safety Considerations for the Legal Cannabis Industry in North America

Legal use of cannabis continues to expand across North America, with significant new developments in Canada and many US states. As cannabis processing facilities enter the market, there are important safety considerations that need to be addressed in jurisdictions across North America.

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UL Extends Effective Date for Smoke Alarm and Smoke Detector Manufacturers

UL announced via a customer bulletin that the effective dates for ANSI/UL 217, Smoke Alarms, 8th Ed. and ANSI/UL 268, Smoke Detectors for Fire Alarm Systems, 7th Ed. have been extended to June 30, 2021.

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Winter Safety Tips

Stay safe this winter with important tips for both the holidays and cold months ahead.

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Learning Opportunity

Q&A

Area Separation Wall Design

Installation of Plastic Fire Sprinkler Pipe in Exposed Locations

Managing Editor - Bruce Johnson

Bruce Johnson is the Managing Editor of the Code Authority Newsletter. For further information or questions, please contact UL code experts here.

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