This after was the dominant kind of UPS and is limited to around the a hundred and fifty kVA assortment. These models are still largely used in a few industrial configurations (oil and gasoline, petrochemical, chemical, utility, and significant business markets) as a result of robust nature of the UPS. https://charliezuofx.blog-kids.com/34001358/uninterruptible-power-supply-cyberpower-an-overview