Resumen
Protection system against inter-turn faults in excitation windings (3) of synchronous machines with indirect brushless excitation, characterized in that it comprises: - at least one excitation current sensor (6), connected to the excitation winding (21) of the exciter machine (20); - at least one armature current meter (4), connected to a phase of the armature winding (2) of the main synchronous machine (1); - at least one armature voltage meter (5), connected to a phase of the armature winding (2) of the main synchronous machine (1); - a calculation module (25), and; - a comparator module (17), connected to at least one excitation current sensor (6) of the excitation winding (21) of the exciter machine (20) and to the calculation module (25), with the possibility of successive application of an adjustment coefficient (16). (Machine-translation by Google Translate, not legally binding)