Short Circuit Withstand Ratings and Busbar Sizing in PCC Panels for High Fault Level Systems
In heavy industrial power systems, electrical faults are not hypothetical events—they are design realities that must be anticipated and engineered for. Large transformers, parallel feeders, high-capacity motors, and captive generation significantly increase prospective fault currents at the low-voltage level. In such environments, the Power Control Center (PCC) panel becomes the…