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The GE DS215LRPAG1AZZ01A is a critical, high-integration printed circuit board assembly used in General Electric’s industrial control systems.
Based on its functional designation and known applications, it is a Line Module Protection Board primarily used within the GE EX2000 Excitation Control System, which is frequently integrated with the Speedtronic Mark V Turbine Control System.1
⚡ Key Specifications and Function
| Feature | Specification/Description |
| Product Type | Line Rectifier Protection Assembly (LRPA) / Line Module Protection Board |
| Series/Family | GE EX2000 Excitation Control Systems and Mark V Turbine Controls |
| Core Function | High-Integrity Line Protection and Monitoring. Its primary role is to detect and quickly respond to faults and disturbances on the power lines (like overcurrents or voltage spikes) to prevent damage to the downstream exciter and generator components. |
| System Role | It operates as an interface within the excitation system, ensuring stable operation and providing real-time monitoring of the power lines. This allows operators to quickly identify issues and minimize costly downtime. |
| Firmware Role | The suffix AZZ01A is crucial, confirming that the board is pre-loaded with a specific firmware/software package. This specialized firmware defines the board’s exact fault detection and protection logic. |
| Hardware | The board is robustly built for industrial environments, featuring: * Transformers for voltage isolation and transformation. * Heat Sinks mounted on high-power components (like high-voltage transistors). * Relays, Jumper Switches, and Potentiometers for control, configuration, and fine-tuning. * Terminal strips and LED indicators for connectivity and diagnostics. |
| Architecture | It is a complex printed circuit board designed to be part of the modular architecture of the EX2000/Mark V VME rack system. |
In summary, the DS215LRPAG1AZZ01A is indispensable for ensuring the safety, stability, and longevity of the high-power generator and exciter components by acting as an intelligent protection and monitoring gateway for the incoming power lines.2
