Patent ID: 7791310

Claim:
A vehicle electrical system powered by a battery to supply a plurality of loads, comprising: an integrated module positioned between a positive terminal of the battery and the plurality of loads, the integrated module having: an arrangement for detecting a state of charge of the battery and including a battery current measuring device, and a first terminal at which a generator is connectable; one of a battery disconnecting switch and a battery disconnecting fuse situated between the battery and the terminal; a control unit for power management of the vehicle electrical system; at least one supply output for supplying power to the loads; a fuse module having an input, a plurality of supply outputs, and a plurality of fuses that connect the plurality of supply outputs to the input; wherein a second terminal of the integrated module is connected to the input of the fuse module, and wherein the plurality of supply outputs of the fuse module provide power to the plurality of loads; wherein the integrated module further includes an electronics unit for regulation of the generator and diagnosis of the generator; and wherein the integrated module further includes a detection arrangement for diagnosis of a state of at least one of the fuses.