Product pictures Product Overview: ABB KUC711AE101 3BHB004661R0101 Parameter Specification Manufacturer ABB Model KUC711AE101 Order Number 3BHB004661R0101 Product Type Excitation Control Unit (Gate Unit) Application & Fault Scenarios Typical Uses: Serves as the core excitation control unit in ABB static and indirect excitation systems for synchronous generators. Regulates field current to maintain stable generator terminal voltage or power factor. Widely deployed in