POWER SUPPLY MANAGEMENT SYSTEM FOR A VEHICLE

The present invention relates to a power supply management system (1) for a vehicle comprising: at least one main power supply (11), at least one supplementary power supply (21-1. 21-2), at least one consumer unit (30-1, ..., 30-n) and at least one power supply line (27-1, 27-2). The power supply line is connectable to consumer unit (30-1, ..., 30-n) to supply power from main power supply (11) and/or the supplementary power supply (21-1, 21-2) to the consumer unit (30-1, ..., 30-n), wherein the main power supply (11) and/or the supplementary power supply (21-1, 21-2) is/are connectable to the supply line (27-1, 27-2) by a main power supply switch (22-1, 22-2) and/or supplementary power supply switch (25-1, 25-2), respectively.