Case Study: Electrical Bridging

GPT_EVO_Electrical Bridging_06.2022(F)A problem that is becoming more and more common place in industry is electrical bridging. For years, this customer has battled losing isolation across the flange isolation kit, not because of a gasket failure or mis-installation, but instead because of the media itself but instead due to the media itself going through the line. In these lines, solid conductive deposits build up at the flange intersection, allowing CP current to take this path, jumping the isolation kit, and continuing to the next flange.