UPS is a must have accessory for every computers in India. Sudden power failures and surge in supply are common everywhere. To protect valuable data from getting corrupted, it is a must to buy a good UPS. Before we go into the topic, it is essential to understand the types of UPS. What are the types of UPS available? For consumer use, 3 types of UPS - Online, Off-line (stand by) and Line-interactive UPS are available. Online UPS: To explain in simple terms, this UPS supplies AC power to your computer which is converted from the power produced by the battery connected to it. The battery is constantly re-charged by a AC-DC convertor on the other end. Offline UPS: When the mains supply is on, the UPS will pass thru the mains supply to the computer. If mains is cut, it will use a DC-AC convertor and produce power from the attached battery. Line Interactive UPS: Uses a combination of invertor/convertor circuit. When the mains is on, it recharges the battery and produces power ...
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