To achieve the buck/Improve function, all of that is necessary is two individual switches so that the AC input may be connected to one of many two Key taps, while the load is linked to the opposite, thus using the primary transformer's Principal windings being an autotransformer. Notary ServicesThe UPS https://dominickvabzz.eedblog.com/33897662/new-step-by-step-map-for-uninterruptible-power-supply-hs-code