prEN 50785

Secondary cells and batteries containing alkaline or other non-acid electrolytes – Information on the state of health of stationary battery energy storage systems with lithium-ion or sodium-ion batteries – Test methods and evaluations

General information

10.99   New project approved   Jul 22, 2026

CENELEC

CLC/TC 21X Secondary cells and batteries

European Norm

Scope

This document specifies test methods for the determination and verification of state parameters provided by battery management systems.
This document applies to stationary battery energy storage systems that are equipped with a battery management system (e.g. batteries using lithium-ion or sodium-ion cells).
The methods specified in this document are intended for the evaluation of information provided by the battery management system on the remaining capacity, the remaining power capability, state-of-charge and additional parameters of the battery.
Note:
This document supports the provision of state information for stationary batteries in accordance with Article 14 and Annex VII of Regulation (EU) 2023/1542

Related legislation

Legislation related to this standard

2023/1542

Life cycle

NOW

IN_DEVELOPMENT
prEN 50785
10.99 New project approved
Jul 22, 2026