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Siemen’s – Harmonic Solution Guide

Power quality solutions for line side harmonic distortion with Siemens’ VFDs What are Harmonics? Harmonics can be best described as the shape or characteristics of a voltage or current waveform relative to its fundamental frequency. But what does that mean?...

Siemens – Motor Protection Guide

Load-side solutions for power quality in systems using Siemens’ Variable Frequency Drives How Variable Frequency Drives (VFDs) Work VFDs serve as a way of controlling the speed of AC motors by varying the frequency of the power source using pulse width...

Siemens – Motor Bearing Protection Guide

Customers Using Siemen’s VFDs can benefit from the dV Sentry™ filter A common method across industries is to use a shaft grounding brush or ring to protect motor bearings from common mode over voltage. A shaft grounding brush is not a filter, so it does not help...
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