ABB 3BHE029110R0111 Control Board

ABB 3BHE029110R0111 Control Board (UA D155 A0111)

 

The ABB 3BHE029110R0111, also known as UA D155 A0111, is a high-performance control board / combined I/O controller used in ABB AC 800PEC systems. It is mainly applied in excitation control, power electronics, and industrial process automation, especially in high-power and high-reliability environments.

This module acts as a core controller + I/O interface board, managing signal acquisition, processing, and communication with field devices.

Key Specifications

• Model: UA D155 A0111
• Order Number: 3BHE029110R0111
• Product Type: Control Board / Combi I/O Controller
• System: ABB AC 800PEC (Power Electronics Controller)
• Function: Mixed signal processing (analog + digital + control logic)
• Application Role: Excitation system & power converter control
• I/O Capability: Multi-channel analog/digital (system dependent configuration)
• Communication: Industrial Ethernet / system internal communication bus
• Power Supply: 24 V DC (typical system supply)
• Protection: Industrial-grade EMC, isolation, fault monitoring
• Mounting: Rack / cabinet-mounted module
• Weight: ~2–3 kg (typical industrial board class)

Features & Advantages

• High-speed control processing for power electronics systems
• Designed for generator excitation and converter control
• Strong reliability for continuous industrial operation (24/7)
• Integrated analog + digital signal handling in one board
• Supports redundancy and fault monitoring (system dependent)
• Robust EMC design for harsh electrical environments
• Suitable for safety-critical industrial control applications

Applications

• Power generation excitation systems
• Synchronous generator control
• AC 800PEC drive and converter systems
• Oil & gas power control systems
• Metallurgy and heavy industry automation
• Large-scale industrial process control

Precautions

• Must be used only in compatible ABB AC 800PEC systems
• High-voltage and power electronics environment → strict safety required
• Do not operate outside specified cabinet conditions
• Ensure correct firmware/system configuration before replacement
• Handle with ESD protection (sensitive electronics)
• Installation and maintenance must be done by qualified engineers