What is an impressed current system?

With Cathodic Protection using an impressed current system, the mains-powered transformer-rectifier injects the protective current into the protected object via an impressed current anode

Impressed current system applications:
• larger vessels and tanks
• pipelines
• distribution networks for district heating
• hydraulic steel structures and offshore facilities

The benefits:
• flexible scope of application
• very wide coverage
• system can be monitored and controlled remotely
• system can be adjusted

Diagrammatic representation of an impressed current system: