ABB UFC765AE102 3BHE003604R0102 Control Board

ABB UFC765AE102 3BHE003604R0102 is a dedicated protection and control board for rectifier bridges / power units. The following is a detailed introduction to this module:
I. Basic Information
Model: 3BHE003604R0102
Product Code: UFC765AE102
Brand: ABB (Switzerland)
Type: Rectifier Bridge / Power Unit Protection Control Board (Non-Universal I/O Module)
Origin: Switzerland / Europe
Weight: Approximately 250g
Dimensions: Approximately 150mm × 100mm × 50mm
Core Functions
Thyristor Trigger and Drive: Provide precise trigger pulses for rectifier bridge thyristors, suitable for multi-phase rectification topologies.
Multiple Protection:
Overcurrent/Short Circuit Protection: Quickly detect and lock the trigger to prevent power devices from being damaged.
Overvoltage/Undervoltage Protection: Monitor abnormal voltages on the DC bus and the AC side.
Overheating Protection: Integrated temperature detection, and output is locked when overheating occurs.
Surge/Sharp Peak Suppression: Absorb commutation overvoltage to protect power semiconductors.
Status Monitoring and Feedback: Output fault signals (overcurrent, overheating, trigger anomaly), for diagnosis by the upper-level controller.
Interface Compatibility: Compatible with ABB ACS/ACS800 series high-voltage frequency converters, UNITROL excitation system power units.
III. Technical Parameters
Input Voltage: 220V
Output Voltage: 24V
Maximum Operating Temperature: 80℃
Minimum Operating Temperature: -40℃
Protection Grade: IP65

Application scenario
ABB high-voltage frequency converters (such as ACS5000, ACS6000) power units
Industrial rectification devices, direct current transmission systems
Generator excitation systems (static excitation cabinets)
High-power UPS, SVG dynamic reactive power compensation devices