Schaffner Group
User and Installation Manual
Ecosine FS42842
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Example 2: motor drive with built-in DC-link choke
Without ecosine
®
filter
With ecosine
®
filter
Voltage and current waveforms
Voltage and current waveforms
Current harmonics THD = 45.1%
Current Harmonics THD = 7.9%
Current harmonics THD, H5, H7, H11, H13, H17, H19, H23
Current harmonics THD, H5, H7, H11, H13, H17, H19, H23