BS EN IEC 62933-4-2:2025 PDF

1   Scope

This part of IEC 62933 defines the requirements for evaluating and reporting the negative impact on the environment caused by the failure of a cell , flow cell , battery or flow battery in the accumulation subsystem of a battery energy storage system ( BESS ). The batteries within this scope used in a BESS are classified according to the type of their electrolyte. These electrolyte types are aqueous, non-aqueous or solid. The environmental impacts directly caused by the failure of other components of the BESS are not within the scope of this document.