Published 03/26/2025 at 1287 × 867 in Experimental Evaluation, Diagnosis, and Prediction of the Impacts of Power Quality Disturbances in IE2, IE3, and IE4 Class Efficiency Motors. Figure 2-6 – Structure of a four-pole LSPMM [28] Figure 2-6 - Structure of a four-pole LSPMM [28]