What are some of the benefits to the reduction of noise voltages with the Altivar 680/980 Series Variable Frequency Drives?

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Issue:
Benefits to the reducing noise voltages with the ATV680/980 drives.

Product Line:
ATV680 ATV980

Environment:
All

Cause:
Benefits of voltage noise

Resolution:
The connection of DC-voltage midpoint with artificial star-point built by filter capacitors will reduce the bearing currents, increasing the lifetime of motor bearings and allows for easy paralleling of power stages.