HOME APPLICATIONS CUSTOM DESIGNS PART NUMBER INDEX CONTACT ABOUT US Power Quality Applications Power quality is a measure of the electrical network or grid to provide "clean" and stable power. A characteristic of good electric power quality is the steady voltage supply where the frequency of the supply remains close the rated value. Here is a depiction of a typical power quality application: L1: PFC Inductor L2: PFC Inductor L3: EMI Filter T1: Current Sense Transformer T2: Current Sense Transformer © 1986-2020