To get the buck/boost function, all of that is needed is 2 individual switches so the AC input can be connected to on the list of two primary faucets, although the load is connected to the opposite, thus using the primary transformer's Key windings as an autotransformer. From Java eleven https://sethtvrlg.xzblogs.com/74614134/fascination-about-uninterruptible-power-supply-pronunciation