Most of the electric utility anywhere in the world are all heavily regulated by their government. Majority of which mandates that the electric utility serving thier nation must be at all times reliable in delivering quality power to their customers. Electricity is said to be the blood the keeps the economy of a country going, and if power is unreliable, prosperity and growth of a certain place will be in huge trouble. Since Power Quality is a necessity, then by all means, the distribution utility must do their best to keep delivering reliable and sustainable eletrical power. At present, there are several known power quality issues that an electric utility keeps on attending. To name a few there is voltage unbalanced, harmonics, voltage dips and swells, under and overvoltage, etc. In order for them to address these concerns, they must invest in installing devices that would cater these issues. The most familiar event that questions power quality is the under and overvoltage scenario.