UFC765AE102 3BHE003604R0102 ABB Excitation Control Module IEC 61850 24V DC

Product Overview
The 3BHE003604R0102 is a high-performance control module designed by ABB specifically for industrial excitation systems. Utilizing advanced microprocessor technology and a modular architecture, it provides precise and reliable regulation and control functions for generator excitation systems. This model is widely used in the excitation control systems of synchronous generator sets in thermal power, hydropower, nuclear power, and industrial captive power plants.

Core Functions and Technical Advantages

1. **Precise Excitation Regulation**

- Dual-channel redundant design ensures continuous and stable system operation.

- Regulation accuracy reaches ±0.5%, response time <20ms.

- Supports multiple operating modes including constant voltage, constant current, and constant power factor.

2. **Powerful Communication Capabilities**

- Integrated Ethernet, Profibus DP, and Modbus RTU communication interfaces.

- Supports IEC 61850 protocol for seamless integration with intelligent substations.

- Remote monitoring and diagnostic functions reduce maintenance costs.

3. **Excellent Environmental Adaptability**

- Operating temperature range: -25℃ to +70℃

- IP20 protection rating, suitable for control cabinet installation.

- Electromagnetic interference resistance meets IEC 61000 standard.

Technical Parameters

| Parameter Item | Specification Value |

| Model | 3BHE003604R0102 |

| Input Voltage | 24V DC (18-36V DC) |

| Power Consumption | <15W |

| Analog Input | 4 channels, ±10V/4-20mA |

Digital Input | 16 channels, 24V DC |

Digital Output | 12 channels, relay contacts |

Dimensions (W×H×D) | 120mm × 160mm × 85mm |

Weight | Approx. 0.6kg |

Typical Applications
Power Industry
- Excitation system retrofit of thermal power generating units
- Automation control of hydropower generating units
- Gas-steam combined cycle units

Industrial Sector
- Power plants in large steel mills
- Power generation equipment in petrochemical enterprises
- Synchronous motor control in paper and cement industries

Installation and Maintenance Points

1. **Installation Requirements**: Standard DIN rail installation, ensuring good ventilation and heat dissipation.

2. **Wiring Specifications**: Use shielded cables; signal lines and power lines should be laid separately.

3. **Regular Inspection**: Check the tightness of the terminal blocks every 6 months.

4. **Firmware Upgrade**: Supports online upgrades to ensure continuous optimization of system functions.

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