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APC was founded in 1981 by three MIT Lincoln Lab electronic power engineers. Originally, the engineers focused on solar power research and development. [2] When government funding for their research ended, APC shifted its focus to power protection by introducing its first UPS in 1984.
Most UPS below one kilovolt-ampere (1 kVA) are of the line-interactive or standby variety which are usually less expensive. For large power units, dynamic uninterruptible power supplies (DUPS) are sometimes used. A synchronous motor/alternator is connected on the mains via a choke. Energy is stored in a flywheel. When the mains power fails, an ...
The Smart-UPS is a series of enterprise-level uninterruptible power supplies (UPS) made by American Power Conversion (APC). [1] Most of the units have a SmartSlot (with the exception of SC and SMC series) which accepts an optional interface card providing features ranging from network connectivity to temperature and humidity monitoring. [ 2 ]
Apcupsd, short for APC UPS daemon, is a utility that runs on Linux, UNIX, macOS and Windows. [1]: 1, 8–9 It allows the computer to interact with APC UPSes. Apcupsd also works with some OEM-branded products (e.g. Hewlett-Packard) manufactured by APC. [1]: 7 [2] [3] Apcupsd is a free software equivalent of the APC's proprietary PowerChute software.
Novak Djokovic in Brisbane, Australia, on Jan. 1, 2025. Related: Novak Djokovic Sobs in Stands with His Kids and Wife After Winning His First Olympic Gold Medal.
Switzerland 3, Kazakhstan 1. Finland 3, Latvia 0. Sweden 4, Czechia 2. United States 4, Canada 1. World juniors hockey playoff round. All times Eastern. Jan. 2 (quarterfinals) Sweden 3, Latvia 2.
The payroll mobility tax applies to businesses in New York City, on Long Island and in some Hudson Valley suburbs. Currently, New York City businesses with payrolls larger than $437,500 must pay 0 ...
It is a virtual keyboard that allows users to type in their local language text directly in any application without the hassle of copying and pasting. [ 1 ] Available as a Chrome extension , it was also available as a desktop application for Microsoft Windows [ 2 ] until it was removed in May 2018.