Brief Product Description
The ABB 3BHE012276R0101 UAD143A101 is a high-performance printed circuit board module developed for UNITROL excitation systems. This advanced card processes critical control algorithms to maintain stable voltage regulation in power generation applications.
Technical Overview and Function
The 3BHE012276R0101 UAD143A101 serves as a high-tier processing and interface module within the ABB UNITROL excitation framework. This dedicated circuit board executes critical real-time calculations that stabilize generator field currents. Because the board handles complex computation locally, it minimizes processing lag during sudden electrical grid variations.
Furthermore, the board interfaces natively with broader distributed control systems (DCS). The integrated memory architecture safely stores vital calibration parameters and system firmware. Consequently, this reliable data flow helps prevent plant-wide trips during dynamic power shifts.
Core Characteristics and Integration
Premium Thermal Dissipation
The structural assembly utilizes a heavy-duty copper substrate to pull heat away from active semiconductors. Enhanced thermal management prevents localized hot spots, which improves component longevity inside sealed control cabinets.
Onboard Memory Architecture
The hardware features 1MB of specialized flash memory to host native control code and configuration logs. This embedded storage ensures fast system booting and protects firmware integrity against sudden power failures.
Signal Transmission Precision
The layout incorporates high-density interconnect designs that guard against ambient electromagnetic interference. This shielding preserves signal fidelity, which allows the board to maintain precise regulation under high electrical stress.
Seamless System Integration
Engineered to strict factory metrics, the physical connection pins match standard UNITROL subrack slots perfectly. This standard mechanical fit slashes commissioning times and reduces wiring errors during fields updates.
Technical Specifications
- Manufacturer: ABB
- Catalog Code: 3BHE012276R0101
- Model Designation: UAD143A101
- Range of Product: UNITROL Excitation Systems
- Module Category: Printed Circuit Board (PCB) Control Card
- Embedded Storage: 1MB Flash Memory
- Net Item Weight: 0.32 kg
- Unit Outline Dimensions: 26.5 cm x 15.0 cm x 3.8 cm
- Customs Commodity Code (HS CODE): 8537101190
- Country of Origin: Sweden
Industrial Applications
Synchronous Generator Power Plants
Power generation stations mount this card in excitation cabinets to manage generator rotor fields. The processing speed ensures rapid voltage corrections during transmission network changes.
Automated Heavy Drive Systems
Large manufacturing sites use this controller board to handle high-power synchronous motors. This includes continuous processing lines like copper crushers, massive air blowers, and municipal pumping stations.
DCS Infrastructure Expansion
Plant engineering teams utilize this active card to repair or scale up existing DCS nodes. The standardized backplane design allows direct replacement without requiring expensive cabinet rework or system reconfiguration.
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