Power system reliability is directly linked to the performance of protective devices interconnected by IT devices. As such, the uninterruptible power supply (UPS) is one of the most critical components. The Uninterruptible Power Supply training course introduces UPS systems and explains how each is supplied. This online training course includes: o Types of power problems o UPS types and characteristics o UPS battery life considerations o UPS functionality software o UPS application This course is part of the Batteries, Battery Chargers, and UPS training series.