Automated voltage regulation (AVR): Also referred to as line-interactive topology, this is the additional Superior kind of electrical power management that takes advantage of a little transformer like a buffer to compensate for electric power dips and surges without the need of depending on the battery. Distant Space Surcharge – https://ananya-lipe-facebook49371.bloggazza.com/32935391/how-much-you-need-to-expect-you-ll-pay-for-a-good-ups-ups-beeping