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.
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.
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.