The SAE J1772 standard was announced in June 2001, also known as the J Plug. The 5-pin connector supports single-phase AC charging at 1.44 kW when hooked up to a standard home power socket ...

In the diagrams below, A shows an ac voltage, and B shows a dc voltage. The UK mains supply is connected to appliances in the home by using a plug. The plug contains three wires – the live ...