ABB is a true pioneer in the world of industrial direct current (DC) applications, with ASEA, an ABB parent company, designing the world's first DC arc furnace in 1885. Today, over a century later, ...

Let’s take last month’s theory column and go to the next step, the 6-pulse inverter. It is called a 6-pulse design because it draws current in six distinct pulses from the AC system. It uses six ...