Uninterruptible power supplies (UPS) provide backup power on loss of main power to a system. The UPS is sometimes called a switching power supply and differs from a backup system, such as a diesel, in that it provides instantaneous switchover on loss of power. The principles of operation are the same whether backing up a desktop computer or a large power system.
" Describe the operation of the power
Explain the basic operation of a rectifier circuit.
Explain the operation of the battery charger
Uninterruptible Power Supplies - Registered Continuing Education Program RCEP
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