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The ABB GFD212A (3BHE020356R0101 / 3BHE020357P201) is a printed circuit board (PCB) module used in ABB's industrial automation and power control systems, particularly in HVDC (High-Voltage Direct Current) and SPC (Static Power Converter) applications.
1. General Information
Model: GFD212A
ABB Part Numbers:
Type: GF D212 A (Gate Firing / Control Board)
Application: Used in HVDC thyristor control, power electronics, and converter stations.
2. Functionality
Gate Firing Unit (GFU): Controls thyristor/IGBT firing in power converters.
Signal Processing: Manages pulse generation for high-power semiconductor devices.
Protection & Monitoring: Includes fault detection (overcurrent, overvoltage, etc.).
Communication: Interfaces with higher-level control systems (e.g., ABB MACH2 or DCC800).
3. Compatibility & System Integration
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