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

Issue:   What are some of the benefits to the reduction of noise voltages with the Altivar 680/980 Series Variable Frequency 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.
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