What are the benefits for and against the use of Low Voltage Variable Speed Drives versus Medium Voltage Variable Speed Drives?

Very good question. It is actually dependant on application details but be wary of some manufacturers who will lead you towards what ever product range they have to sell rather than the best fit for your application.

Download the below file for best explanation of the pros and cons of both LV and MV Drives, written by one of Schneider Electric Drive Design Engineers.

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