搜尋常見問題
Can Total Demand Distortion (TDD) be manually calculated?
Total Demand Distortion (TDD) can be calculated by the following two methods.
*Note you will need the Peak Demand Current.
1) If the per phase THD and Fundamental currents are known, the attached calculation can be used.
2) If the per phase thd and true RMS currents are known, the attached calculation can be used.
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