ABB PD D405 A101 3BHE041626R0101 Control Unit for System Integration

Description

The ABB PD D405 A101 is part of ABB’s D400 series, engineered for demanding excitation control in large-scale synchronous generators. This unit ensures stable voltage output with ±0.25% regulation accuracy, supporting generators up to 800 MVA. Moreover, its rugged construction and advanced control algorithms make it suitable for continuous operation in harsh industrial environments. In addition to voltage regulation, the PD D405 A101 offers real-time monitoring, fault diagnostics, and flexible I/O configuration. Therefore, it’s widely deployed in power plants, substations, and heavy industrial facilities where generator reliability is critical. The unit is manufactured in Switzerland and complies with international standards for safety and performance. For instance, operators in thermal and hydroelectric plants benefit from its fast response and modular integration with ABB’s automation systems. In addition, its compact design simplifies panel installation and maintenance.