Electrical energy storage (EES) systems - Part 2-1: Unit parameters and testing methods - General specification

IEC 62933-2-1:2017 focuses on unit parameters and testing methods of EESsystems. The energy storage devices and technologies are outside the scope of this document. This document deals with EES system performance defining: unit parameters, testing methods. The contents of the corrigendum of January 2019 have been included in this copy.