How electricity works in your home, how switches and sockets work in circuits, how to connect motors in star and delta connections, how to earth, how to connect PLC, VFD, HMI, how to connect ips ups & AC and many more Use this Learn Electrical Engineering to understand. This app is useful for all those who want to improve or refresh their knowledge in the field of electrical engineering. Strictly observe compliance with electrical safety requirements while working with electrical equipment. Electricity is not visible or audible! Still be careful!