The Electric Power Converter functions as an uninterruptable power supply, battery management, energy conversion, micro-grid formation, and Power Factor Correction including Total Harmonic Distortion correction in real time. A clamping hole, a press operation recess and a fixing hole are defined on each of the clamping portions, and a clamping column is located within each of the clamping holes. The binding material can be any material that is extremely flexible, including silicone, metals, etc. A qualifier circuit determines if the first control signal is valid or invalid based at least on the second control signal.