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    Glossary

     

    Uninterruptible Power Supply

    Definition

    An uninterruptible power supply (UPS) is a device that maintains power in the event of a failure. A UPS commonly includes a battery that is kept charged and ready. When power fails, the battery supplies power, as long as it lasts. When the battery fails,

    An uninterruptible power supply may also provide line regulation, protecting against voltage variations.

     

     

     

     

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