A drive system for operating and for guiding a wall element, including a carriage unit, which • is guided to be longitudinally movable in a guiding rail, and • wherein the carriage unit includes a roller carriage, which - is disposed within the guiding rail, - includes a drive unit with a drive motor, which is disposed underneath the guiding rail, and - includes at least one current collector, which, in a power transmitting manner, cooperates with at least one associated power rail which is incorporated into the guiding rail, in order to feed a drive motor which is accommodated in the drive unit and serves to displace the wall element in the guiding rail. wherein • a guiding device is provided in the transition area between the roller carriage and the drive unit, which device cooperates with the guiding rail for guiding the carriage unit, • the roller carriage includes a first electrical unit, which forms the at least one interface to the current collector, • the drive unit includes a second electrical unit, which forms the at least one interface to the drive motor, wherein an electrical connection is established between the first electrical unit and the second electrical unit (17,) • the guiding rail is affixed to the ceiling of a room, • the drive motor - extends in vertical direction on the underside of the guiding rail characterized in that • the drive motor - together with the second electrical unit is accommodated in a sheet metal support, - is disposed at a first gear system (23, 39, 40), from which a drive shaft extends vertically upwards into the roller carriage, and - is disposed laterally offset with regard to the drive shaft, • the roller carriage presents at least one running roller, which is supported on at least one roller carriage shaft, which can be driven via another gear system (23, 44) between the drive shaft and the roller carriage shaft, and • the second electrical unit - is disposed neighbouring the drive motor next to the latter and affixed to the sheet metal support. • is guided to be longitudinally movable in a guiding rail, and • wherein the carriage unit includes a roller carriage, which - is disposed within the guiding rail, - includes a drive unit with a drive motor, which is disposed underneath the guiding rail, and - includes at least one current collector, which, in a power transmitting manner, cooperates with at least one associated power rail which is incorporated into the guiding rail, in order to feed a drive motor which is accommodated in the drive unit and serves to displace the wall element in the guiding rail. - is disposed within the guiding rail, - includes a drive unit with a drive motor, which is disposed underneath the guiding rail, and - includes at least one current collector, which, in a power transmitting manner, cooperates with at least one associated power rail which is incorporated into the guiding rail, in order to feed a drive motor which is accommodated in the drive unit and serves to displace the wall element in the guiding rail. • a guiding device is provided in the transition area between the roller carriage and the drive unit, which device cooperates with the guiding rail for guiding the carriage unit, • the roller carriage includes a first electrical unit, which forms the at least one interface to the current collector, • the drive unit includes a second electrical unit, which forms the at least one interface to the drive motor, wherein an electrical connection is established between the first electrical unit and the second electrical unit (17,) • the guiding rail is affixed to the ceiling of a room, • the drive motor - extends in vertical direction on the underside of the guiding rail - extends in vertical direction on the underside of the guiding rail • the drive motor - together with the second electrical unit is accommodated in a sheet metal support, - is disposed at a first gear system (23, 39, 40), from which a drive shaft extends vertically upwards into the roller carriage, and - is disposed laterally offset with regard to the drive shaft, - together with the second electrical unit is accommodated in a sheet metal support, - is disposed at a first gear system (23, 39, 40), from which a drive shaft extends vertically upwards into the roller carriage, and - is disposed laterally offset with regard to the drive shaft, • the roller carriage presents at least one running roller, which is supported on at least one roller carriage shaft, which can be driven via another gear system (23, 44) between the drive shaft and the roller carriage shaft, and • the second electrical unit - is disposed neighbouring the drive motor next to the latter and affixed to the sheet metal support. - is disposed neighbouring the drive motor next to the latter and affixed to the sheet metal support.