What does warn mean in uninterruptible power supply
If power supply to devices stops because of an instantaneous voltage drop or a power failure, devices such as PCs or registers shut down abnormally, which can damage hard disks and corrupt the data. . An uninterruptible power supply (UPS) or uninterruptible power source is an electrical apparatus that provides emergency power to a load when the input power source or mains power fails. The UPS powers the loads for a limited amount of time using stored energy from batteries. It not only offers emergency power backup but also protects the devices in use. It ensures that devices such as computers, servers, and telecommunication systems continue operating even when the main power supply is. .
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