Description
Overview
The 3BHE003855R0001 / UNS2882A‑P,V1 interface board is a core component within ABB UNITROL excitation systems, designed to manage signal routing, communication, and control functions with high stability. Its architecture supports reliable operation in generator excitation, power regulation, and DCS‑integrated environments where consistent performance is essential.
Technical Specifications
General Information
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Model: 3BHE003855R0001 / UNS2882A‑P,V1
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Manufacturer: ABB
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Product Type: Interface Board
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Product Range: UNITROL Excitation Systems
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System Compatibility: DCS / Excitation Control
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Operating Status: Active
Mechanical Data
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Dimensions: 25.5 × 24 × 3.5 cm
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Weight: 0.36 kg
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PCB designed for industrial vibration and thermal stability
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Modular layout for simplified installation and replacement
Electrical & Functional Characteristics
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Multi‑channel I/O interface for excitation system communication
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Stable signal conditioning for analog and digital control loops
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On‑board memory for configuration and operational data
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Supports advanced control logic used in UNITROL excitation platforms
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Integrated protection circuits for voltage, current, and thermal events
Communication & Integration
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Designed for seamless integration with UNITROL controllers
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Supports deterministic communication within excitation and DCS networks
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Flexible interface options for system expansion and modernization
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Compatible with legacy and current UNITROL system generations
Environmental Ratings
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Suitable for generator rooms, turbine halls, and industrial control cabinets
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Engineered to withstand electrical noise and environmental fluctuations
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Manufactured to ABB’s industrial reliability standards
Diagnostics & Maintenance
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Status LEDs for operational and fault indication
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Built‑in diagnostic routines for rapid troubleshooting
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Modular design supports quick replacement to minimize downtime
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Compatible with ABB engineering tools for configuration and monitoring
Application Scenarios
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Generator excitation control
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UNITROL system upgrades and expansions
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Power plant automation and DCS integration
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Industrial environments requiring stable interface and signal routing hardware
FAQ
Q: Is the 3BHE003855R0001 / UNS2882A‑P,V1 compatible with older UNITROL systems? A: Yes, it supports multiple UNITROL generations, but verifying controller revision compatibility is recommended.
Q: Does this board support redundant excitation architectures? A: It can be integrated into redundant configurations depending on the system design.
Q: What type of signals does the board handle? A: It supports both analog and digital I/O channels used in excitation and control loops.
