This after was the dominant sort of UPS and it is limited to across the a hundred and fifty kVA assortment. These models are still mostly applied in certain industrial configurations (oil and gasoline, petrochemical, chemical, utility, and significant industry markets) mainly because of the strong nature in the UPS. https://waylon24om6.free-blogz.com/81117352/the-definitive-guide-to-uninterruptible-power-supply-calculator