The battery system has a rechargeable battery (10) that includes several energy storage modules (11-1,11-2) having control units (12) which are connected to a network (20). The control units of energy storage modules are connected to each other in master-m...

The device has a monitoring circuit (20) monitoring operating parameters of cells (11) of an accumulator unit (10). The monitoring circuit is arranged between switching conditions (1, 2) depending on the operating parameters. The cells form a common curren...

The device has a central unit (30) that is galvanically separated from an electronic unit (20), whose energetic supply is implemented via an energy storage (10), where operating parameters (1, 2) e.g. temperature, of an energy supply is readable by the ele...