Protection apparatus for battery management systems and related battery management systems

Abstract

A protection apparatus for a battery management system and a battery management system is provided. The protection apparatus includes a primary protection module and a secondary protection module, where the primary protection module is a controllable switch assembly configured to cut off a battery circuit based on abnormal operating signals of a battery, the abnormal operating signals including a first-type abnormal operating signal and a second-type abnormal operating signal; and the secondary protection module includes an active fuse and a passive fuse that are connected in series with each other, and when the primary protection module cannot operate normally, the active fuse cuts off the battery circuit based on the first-type abnormal operating signal, and the passive fuse cuts off the battery circuit based on the second-type abnormal operating signal.

Dependencies are inferred from the claim text.