Dielectric Frequency Response to Diagnose Condition of Bushings (Video)

Bushings

Dielectric Frequency Response to Diagnose Condition of Bushings
by Poorvi Patel

Just as with the 50/60 Hz power factor capacitance test, DFR is a non-intrusive, non-destructive off-line test technique. Measurements are obtained in the frequency domain and results can be displayed as capacitance and power factor as a function of frequency.

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