本文件规定了安装在牵引装置上的新制造EMS的合格评定安排。这包括集成一致性评估和安装一致性评估。此外，本文件还规定了设备和辅助部件更换（例如，由于使用中的损坏）的合格评定程序，以及定期检查，以验证EMS合格评定是否有效，并确认计量特性，以便继续使用EMS。

This document specifies the conformity assessment arrangements fo newly manufactured EMS installed on a traction unit. This includes the integration conformity assessment and installation conformity assessment. In addition, this document also specifies the conformity assessment procedures for device and ancillary component replacement (e.g. due to damage in service), and periodical check to verify the EMS conformity assessment remains valid and confirming metrological properties so that the EMS can continue to be used.