Water vehicle comprising: a first energy store; a second energy store; an energy provision device; a first distribution level comprising propulsion network busbars (101, 117, 115) and a drive motor which is connected to the said propulsion network busbars via at least one switch (144, 145) and one inverter (150, 151); a second distribution level comprising electrical lines; wherein the first distribution level comprises a first partial distribution network comprising a first portion of propulsion network busbars and a second partial distribution network comprising a second portion of propulsion network busbars, and wherein the first and the second energy store (105, 107) are connected to the first distribution level, and wherein the first energy store is electrically connected to the first partial distribution network via a second switch and wherein the second energy store is electrically connected to the second partial distribution network via a third switch, and wherein the second distribution level comprises a first partial distribution network and a second partial distribution network which are electrically connected via a coupling switch; wherein the energy provision device is connected to the second distribution level and the second distribution level can be coupled to the first distribution level by means of fourth and fifth switches (126, 129) and/or diodes (127, 131), wherein the first partial distribution network of the first distribution level can be electrically connected to the first partial distribution network of the second distribution level via a fourth switch, and the second partial distribution network of the first distribution level can be electrically connected to the second partial distribution network of the second distribution level via a fifth switch; wherein the energy provision device is connected to the first partial distribution network of the second distribution level and to the first partial distribution network of the first distribution level, or to the second partial distribution network of the first distribution level via the coupling switch and via the second partial distribution network of the second distribution level, and supplies electrical energy to the connected energy store (105, 107) after the respective connection is established. a first energy store; a second energy store; an energy provision device; a first distribution level comprising propulsion network busbars (101, 117, 115) and a drive motor which is connected to the said propulsion network busbars via at least one switch (144, 145) and one inverter (150, 151); a second distribution level comprising electrical lines; wherein the first distribution level comprises a first partial distribution network comprising a first portion of propulsion network busbars and a second partial distribution network comprising a second portion of propulsion network busbars, and wherein the first and the second energy store (105, 107) are connected to the first distribution level, and wherein the first energy store is electrically connected to the first partial distribution network via a second switch and wherein the second energy store is electrically connected to the second partial distribution network via a third switch, and wherein the second distribution level comprises a first partial distribution network and a second partial distribution network which are electrically connected via a coupling switch; wherein the energy provision device is connected to the second distribution level and the second distribution level can be coupled to the first distribution level by means of fourth and fifth switches (126, 129) and/or diodes (127, 131), wherein the first partial distribution network of the first distribution level can be electrically connected to the first partial distribution network of the second distribution level via a fourth switch, and the second partial distribution network of the first distribution level can be electrically connected to the second partial distribution network of the second distribution level via a fifth switch; wherein the energy provision device is connected to the first partial distribution network of the second distribution level and to the first partial distribution network of the first distribution level, or to the second partial distribution network of the first distribution level via the coupling switch and via the second partial distribution network of the second distribution level, and supplies electrical energy to the connected energy store (105, 107) after the respective connection is established.