UPS: UPS is an electronic device for the continuous supply of energy to Egyptian devices that are sensitive to network interruptions and power outages, and because of the extreme necessity and sensitivities, it is one of the vital equipment of computer, telecommunication, , Control and tools are precise, laboratory and hospital.
The sudden decrease or increase of voltage, frequency variation, types of distortion, instantaneous or permanent, are examples of problems encountered in urban electricity networks.
Advanced and sensitive electronic devices (such as computer systems, telecommunication and medical equipment) require a UPS to provide reliable and stable frequency and voltage, due to their specific and sensitive applications.