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2. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   A large data-center-scale UPS being installed by electricians. An uninterruptible power supply (UPS) or uninterruptible power source is a type of continual power system that provides automated backup electric power to a load when the input power source or mains power fails.

3. Vertiv - Wikipedia

   en.wikipedia.org/wiki/Vertiv

   Critical power systems, uninterruptible power supply (UPS) systems, power distribution units ... In early 1965, the prototype was introduced to IBM in Chicago.

4. APC by Schneider Electric - Wikipedia

   en.wikipedia.org/wiki/APC_by_Schneider_Electric

   APC Symmetra LX is a line of uninterruptible power supply products, aimed at network and server applications. Symmetras come in power configurations ranging from 4 kVA to 16 kVA. Symmetras are built for use in a data center (in a 19-inch rack for example).

5. Diesel rotary uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Diesel_rotary...

   Most forms of uninterruptible power supply (UPS) can be either powered by battery or flywheel energy. These are ready for immediate use at the instant that the mains electricity fails, but the relatively small and finite amount of stored energy they contain makes them suitable for short periods of use, typically in the order of a few dozen minutes to a couple of hours depending on the actual load.

6. Centennial Light - Wikipedia

   en.wikipedia.org/wiki/Centennial_Light

   Since that move, the bulb has run continuously on an uninterruptible power supply; previously it had only been off the grid for short periods of time (e.g. a week in 1937 for a renovation and the odd power outage). [7] In 2001, the bulb's 100th birthday was celebrated with a community barbecue and live music. [7]

7. Battery room - Wikipedia

   en.wikipedia.org/wiki/Battery_room

   The rooms are found in telecommunication central offices, and provide standby power for computing equipment in datacenters. Batteries provide direct current (DC) electricity, which may be used directly by some types of equipment, or which may be converted to alternating current (AC) by uninterruptible power supply (UPS) equipment. The batteries ...