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CIRCUIT ARRANGEMENT FOR MEASURING FAULTS OF ROTOR COIL AS WELL AS SQUIRREL-CAGE OF THE DYNAMO-ELCTRIC MACHINES, MAINLY SQUIRREL-CAGE ELECTRIC MACHINES BY MEANS OF MAGNETIC PULSE EXCITATION AND MAGNETIC SENSING
CIRCUIT ARRANGEMENT FOR MEASURING FAULTS OF ROTOR COIL AS WELL AS SQUIRREL-CAGE OF THE DYNAMO-ELCTRIC MACHINES, MAINLY SQUIRREL-CAGE ELECTRIC MACHINES BY MEANS OF MAGNETIC PULSE EXCITATION AND MAGNETIC SENSING