Apparatus for suppressing a magnetic DC component in the magnetizable core of an electrical device, comprising - a compensation winding for generating a magnetic flux in the core, the effect of which is counter to the DC flux component, - a circuit in which the compensation winding is arranged, - at least one power converter unit that is arranged in the circuit and in series with the compensation winding , and enables a flow of current therethrough in just one direction, - a number of switching branches (5 1 , 5 2 , ... 5 n ), which are arranged in the circuit in parallel with one another and in each case in series with the compensation winding and with the power converter unit , wherein a switching unit (6 1 , 6 2 , ... 6 n ) and a current-limiting reactor (7 1 , 7 2 , ... 7 n ) are connected in series in each switching branch (5 1 , 5 2 , ... 5 n ), and - a control unit that is connected to each switching unit (6 1 , 6 2 , ... 6 n ) and is configured to actuate each switching unit (6 1 , 6 2 , ... 6 n ), such that a flow of current is enabled through so many switching branches (5 1 , 5 2 , ... 5 n ) that an input signal, which corresponds to a detected DC component, of the control unit is minimized, - wherein the current-limiting reactors (7 1 , 7 2 , ... 7 n ) are designed so as to be identical to one another or different from one another, - characterized in that - each current-limiting reactor (7 1 , 7 2 , ... 7 n ) is composed of partial coils , wherein in each case two partial coils are arranged next to one another between two metal plates so as to form a partial coil pair , and wherein each partial coil is equipped with connection terminals. - a compensation winding for generating a magnetic flux in the core, the effect of which is counter to the DC flux component, - a circuit in which the compensation winding is arranged, - at least one power converter unit that is arranged in the circuit and in series with the compensation winding , and enables a flow of current therethrough in just one direction, - a number of switching branches (5 1 , 5 2 , ... 5 n ), which are arranged in the circuit in parallel with one another and in each case in series with the compensation winding and with the power converter unit , wherein a switching unit (6 1 , 6 2 , ... 6 n ) and a current-limiting reactor (7 1 , 7 2 , ... 7 n ) are connected in series in each switching branch (5 1 , 5 2 , ... 5 n ), and - a control unit that is connected to each switching unit (6 1 , 6 2 , ... 6 n ) and is configured to actuate each switching unit (6 1 , 6 2 , ... 6 n ), such that a flow of current is enabled through so many switching branches (5 1 , 5 2 , ... 5 n ) that an input signal, which corresponds to a detected DC component, of the control unit is minimized, - wherein the current-limiting reactors (7 1 , 7 2 , ... 7 n ) are designed so as to be identical to one another or different from one another, - characterized in that - each current-limiting reactor (7 1 , 7 2 , ... 7 n ) is composed of partial coils , wherein in each case two partial coils are arranged next to one another between two metal plates so as to form a partial coil pair , and wherein each partial coil is equipped with connection terminals. <EOS>