The Energy Storage Report 2024

Now available to download, covering deployments, technology, policy and finance in the energy storage market

Assessing the impact of updates to UL 1973 for stationary energy storage systems


One of the main standards adopted for stationary energy storage systems (ESS) is UL 1973. This critical standard for manufacturers has recently been updated to its 3rd edition. The scope of the standard encompasses cells, battery modules, battery packs/racks and battery management systems.

Understanding these updates is vital for manufacturers as they plan milestones and time-to-market for their products.

This session discussed:

– Updates to the standard; considering key requirements that have been updated or modified, which energy storage manufacturers need to be aware of and understand.

– The various functional requirements in the standard covering safety critical controls.

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