A device (1, 28) for connecting a plate element, in particular of an interior ship wall (21, 36) or interior ship ceiling, to a further component, in particular of the interior ship wall (21, 36) or interior ship ceiling, comprising at least one mechanical connecting element attachable to the plate element and at least one further mechanical connecting element attachable to the further component, wherein the connecting elements (2, 3) are formed such and can be arranged relative to each other such that, in the case of a plate element in accordance with regulations connected to the further component, the connecting elements (2, 3) at least partially mutually engage, wherein at least one connecting device (7, 29), by means of which the plate element can be connected to the further component such that the connecting elements (2, 3) are coupled to each other with a force that, parallel to a connecting plane, in which connecting sections of the connecting elements (2, 3) at least partially mutually engaging at least partially lie next to each other, and acts against a releasing direction, in which the connecting elements (2, 3) can be released from each other, characterized in that the connecting device of the device comprises at least one magnetic element attachable on the plate element and at least one further magnetic element attachable on the further component, wherein the magnetic elements (8, 9) are configured such and can be arranged relative to each other and to the connecting elements (2, 3) such that, in the event of at least partially mutually engaging connecting elements (2, 3) the magnetic elements (8, 9) are arranged close to each other or in contact with each other such that a magnetic attractive force with a predefined minimum value is given between the magnetic elements (8, 9), parallel to a connecting plane, in which connecting sections of the connecting elements (2, 3) at least partially mutually engaging at least partially lie next to each other, and acts against a releasing direction, in which the connecting elements (2, 3) can be released from each other or that the connecting device of the device comprises at least one holding unit attachable to the plate element, via which the connecting element can be connected to the plate element, at least one further holding unit attachable to the further component, via which the further connecting element can be connected to the further component, and at least one clamping spring U-shaped in cross-section, wherein each holding unit (10, 11) comprises at least one U-shaped holding section, wherein the clamping spring can be at least partially non-removably inserted in a receptacle of the holding section of the holding unit and can be at least partially non-removably inserted in a receptacle of the holding section of the further holding unit. characterized in that the connecting device of the device comprises at least one magnetic element attachable on the plate element and at least one further magnetic element attachable on the further component, wherein the magnetic elements (8, 9) are configured such and can be arranged relative to each other and to the connecting elements (2, 3) such that, in the event of at least partially mutually engaging connecting elements (2, 3) the magnetic elements (8, 9) are arranged close to each other or in contact with each other such that a magnetic attractive force with a predefined minimum value is given between the magnetic elements (8, 9), parallel to a connecting plane, in which connecting sections of the connecting elements (2, 3) at least partially mutually engaging at least partially lie next to each other, and acts against a releasing direction, in which the connecting elements (2, 3) can be released from each other or that the connecting device of the device comprises at least one holding unit attachable to the plate element, via which the connecting element can be connected to the plate element, at least one further holding unit attachable to the further component, via which the further connecting element can be connected to the further component, and at least one clamping spring U-shaped in cross-section, wherein each holding unit (10, 11) comprises at least one U-shaped holding section, wherein the clamping spring can be at least partially non-removably inserted in a receptacle of the holding section of the holding unit and can be at least partially non-removably inserted in a receptacle of the holding section of the further holding unit.