Such a situation in a city like Delhi, where the demand for electricity is high and reaching the electricity supply is often erratic, energy efficiency is no longer a goal; it is a necessity. It is a small-scale unit or a sprawling industry, and maintenance of proper voltage is an important aspect towards energy saving and safeguards for the equipment. This is why lots of businesses h... https://www.deviantart.com/shaktiservo/journal/Automatic-Voltage-Controller-in-Delhi-for-Energy-1227690043