Uninterruptible Power Supply (UPS) systems with a capacity range of 21-160kVA are high-capacity units used primarily in settings that require a significant amount of power backup and protection. Such systems are typically utilized for large-scale applications where uninterrupted power is critical to maintaining operations, safety, and data integrity. These UPS systems are essential in environments where power outages can lead to significant operational disruptions, safety hazards, or financial losses.