A battery arrangement for an electrically driveable motor vehicle, comprising a) two electric batteries (2, 3) which are connected electrically in series, b) a positive-side connection for connecting an electrically insulated forward conductor which leads via a drive converter to an electric drive motor, c) a negative-side connection for connecting an electrically insulated return conductor from the electric drive motor via the drive converter, d) an electrical connecting point between the electric batteries (2, 3), e) an earth potential in the form of a motor vehicle body, wherein the positive-side connection and the negative-side connection of the battery arrangement are electrically isolated from the earth potential, so that the battery arrangement has a floating electrical potential per se, and f) a parallel circuit which connects the electrical connecting point of the battery arrangement to the earth potential, characterized g) in that the two electrical batteries (2, 3) are each designed for a battery voltage of 250 V-400 V, and h) in that the connecting point between the two electric batteries (2, 3), which is used for making electrical contact with the battery arrangement, is connected to the earth potential for obtaining the earth reference of the battery arrangement in order to fix the potential between the positive side and the negative side so that the connecting point and therefore also the potential of the battery arrangement are connected to the earth potential, wherein the connection between the connecting point of the battery arrangement and the earth potential is made by the parallel circuit in order to prevent the floating electrical potential of the battery arrangement drifting away through the DC components and AC components. a) two electric batteries (2, 3) which are connected electrically in series, b) a positive-side connection for connecting an electrically insulated forward conductor which leads via a drive converter to an electric drive motor, c) a negative-side connection for connecting an electrically insulated return conductor from the electric drive motor via the drive converter, d) an electrical connecting point between the electric batteries (2, 3), e) an earth potential in the form of a motor vehicle body, wherein the positive-side connection and the negative-side connection of the battery arrangement are electrically isolated from the earth potential, so that the battery arrangement has a floating electrical potential per se, and f) a parallel circuit which connects the electrical connecting point of the battery arrangement to the earth potential, characterized g) in that the two electrical batteries (2, 3) are each designed for a battery voltage of 250 V-400 V, and h) in that the connecting point between the two electric batteries (2, 3), which is used for making electrical contact with the battery arrangement, is connected to the earth potential for obtaining the earth reference of the battery arrangement in order to fix the potential between the positive side and the negative side so that the connecting point and therefore also the potential of the battery arrangement are connected to the earth potential, wherein the connection between the connecting point of the battery arrangement and the earth potential is made by the parallel circuit in order to prevent the floating electrical potential of the battery arrangement drifting away through the DC components and AC components.