ABB HESG448766R1 Logic Control Board for Substation Automation

Description

TheABB HESG448766R1is acontrol card modulefor ABB’sREG216 generator protection series. It functions as thecentral logic processor, coordinating signal routing, fault detection, and system communication. Designed for seamless integration into216MB66 equipment racks, it enables ascalable protection architecturefor power generation and industrial automation. The module supportsreal-time data exchangebetween input transformers, relay outputs, and communication interfaces. Itsrobust designensures long-term reliability in demanding environments such as substations, thermal power stations, and chemical plants. Thecompact form factorandDIN rail compatibilitysimplify installation and maintenance. For instance, in agas-fired power station, this control card processes differential current signals and triggers protective actions within milliseconds.