CPC G01R 31/343 (2013.01) [G01H 1/003 (2013.01); G01M 15/05 (2013.01); H02P 29/024 (2013.01)] | 19 Claims |
1. A drive for an electric motor, comprising at least one microphone for registering noise signals occurring at the drive, wherein the microphone is integrated on a circuit board of the drive and the microphone is connectable to a computing device for analysing the registered noise signals by comparing the registered noise signals to previously stored noise signals.
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