This part of ISO 12405 specifies test procedures for lithium-ion battery packs and systems, to be used in electrically propelled road vehicles.The specified test procedures enable the user of this part of ISO 12405 to determine the essential characteristics on performance, reliability and abuse of lithium-ion battery packs and systems. The user is also supported to compare the test results achieved for different battery packs or systems.Therefore the objective of this part of ISO 12405 is to specify standard test procedures for the basic characteristics on performance, reliability and abuse of lithium-ion battery packs and systems.This part of ISO 12405 ena