CPC G01R 15/181 (2013.01) | 10 Claims |
1. An electrical circuit for measuring a current flowing in a conductor comprising:
2×N coils, N being an integer greater than or equal to 2, connected in series together; and
a common mode filtering element associated with each of the 2×N coils, each filtering element being placed in parallel with the associated coil and being able to accomplish common mode filtering of the 2×N coils,
a core of the 2×N coils having a relative permeability less than 10, and among the 2×N coils, N coils being wound in a direction opposite to the winding direction of the other N coils.
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