Siemens C98043-A7014-L2 DC Converter Excitation Plate

The Siemens C98043-A7014-L2 is a field excitation board designed for the SIMOREG DC drive family — a compact, high-power printed circuit board that supplies and regulates current to the field winding of a separately-excited DC motor . As part of the broader C98043 series of converter components, this board handles the controlled DC voltage supply to the motor's field winding. In a separately-excited DC motor, the field winding creates the magnetic flux required for torque production. If this board fails, the motor cannot be magnetized, and the drive will report a field loss fault before any armature operation is attempted.