Dr D Y Patil Medical College Electronics Engineer Interview Questions and Answers

UPS uses a transformer to convert AC power to DC power, and a rectifier to convert AC to DC.

• UPS uses a transformer to step up or step down the voltage as needed.

• The transformer converts AC power from the mains to DC power for the UPS system.

• The rectifier then converts the AC power from the transformer to DC power for the batteries to charge.

• During a power outage, the UPS switches from AC power to battery power using an