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Product Overview
The ABB UFC789AE101 3BHE014023R0101 is a high-performance excitation control module designed to optimize the operation of synchronous generators and motors in industrial automation systems. As a key component in ABB’s excitation system portfolio, this module plays a critical role in regulating the field current of synchronous machines, ensuring stable voltage output, and enhancing the overall efficiency of power generation and distribution systems.
The ABB UFC789AE101 3BHE014023R0101 integrates advanced control algorithms with robust hardware, making it suitable for both new installations and retrofits in existing systems. It is part of ABB’s renowned UFC series, which is celebrated for its reliability in demanding industrial environments. By providing precise control over excitation levels, the ABB UFC789AE101 3BHE014023R0101 helps minimize energy losses, reduce maintenance costs, and extend the service life of connected equipment. Its seamless integration with various automation systems, including DCS and SCADA, further solidifies its position as a versatile solution for modern power infrastructure.
Technical Specifications
| Product model | ABB UFC789AE101 3BHE014023R0101 |
|---|---|
| Manufacturer | ABB |
| Product type | Excitation control module |
| Physical dimensions | 210 mm x 160 mm x 80 mm (length x width x height) |
| Weight | 1.2 kg |
| Input voltage | 24 V DC ±10% |
| Communication protocols | Modbus RTU, Profibus DP |
| Operating temperature range | -20°C to 60°C |
| Storage temperature range | -40°C to 85°C |
| Origin | Switzerland |
| Interface type | 2 x Ethernet (10/100 Mbps), 4 x analog input (0-10 V DC), 2 x relay outputs |
UFC789AE101 3BHE014023R0101
Related products
- UFC789AE102 3BHE014023R0102: A variant of the ABB UFC789AE101 3BHE014023R0101 with enhanced communication capabilities, supporting additional protocols such as EtherNet/IP for seamless integration with Rockwell Automation systems.
- UFC750 3BHE008515R0001: A compact excitation control module from ABB, designed for smaller generators (up to 5 MVA), offering basic voltage regulation functions at a lower cost compared to the UFC789AE101 3BHE014023R0101.
- UFC810 3BHE036949R0101: A high-power excitation module suitable for large generators (50+ MVA), providing advanced fault ride-through capabilities beyond the scope of the UFC789AE101 3BHE014023R0101.
- REM615 3BHE032055R0101: An ABB protection relay often paired with the UFC789AE101 3BHE014023R0101 to enhance generator protection, offering overcurrent and differential protection features.
- M102-A 3BHE028994R0001: A field rectifier module complementary to the UFC789AE101 3BHE014023R0101, converting AC power to DC for the generator field winding, ensuring consistent current supply.
- UFC789AE100 3BHE014023R0100: The predecessor to the UFC789AE101 3BHE014023R0101, lacking some of the newer diagnostic features but compatible with legacy systems requiring backward integration.
Main features and advantages
The ABB UFC789AE101 3BHE014023R0101 stands out for its precise and adaptive excitation control, a feature that ensures synchronous generators maintain stable terminal voltage even under fluctuating load conditions. This level of precision is achieved through advanced PID control algorithms, which continuously adjust the field current in real time, minimizing voltage deviations to within ±0.5% of the setpoint. Such accuracy is critical in applications where voltage stability directly impacts equipment performance, such as in industrial plants or renewable energy facilities.
Another key advantage is the module’s robust design, engineered to withstand harsh industrial environments. It operates reliably within a temperature range of -20°C to 60°C and is resistant to vibration and electrical noise, ensuring long-term performance in settings like power plant switchyards or offshore platforms. This durability reduces downtime and lowers lifecycle costs, a significant benefit for operators managing critical infrastructure.
The ABB UFC789AE101 3BHE014023R0101 also excels in connectivity and integration. With support for Modbus RTU and Profibus DP, it seamlessly communicates with DCS, SCADA systems, and other automation components, enabling centralized monitoring and control. This interoperability simplifies system expansion and allows for remote operation, enhancing operational efficiency. Additionally, built-in diagnostic features provide real-time data on module health, including field current, voltage levels, and internal temperatures, allowing maintenance teams to detect and address issues before they escalate into failures.
Finally, the module’s flexibility makes it suitable for a wide range of generator sizes, from small industrial units to mid-sized power generation systems. Its adjustable parameters allow customization to specific application requirements, ensuring optimal performance across diverse operational scenarios. Whether deployed in conventional thermal power plants or emerging renewable energy projects, the ABB UFC789AE101 3BHE014023R0101 delivers consistent, reliable excitation control that underpins system stability and efficiency.
Installation and maintenance
Pre-installation preparations: Before installing the ABB UFC789AE101 3BHE014023R0101, verify that the mounting surface is flat, clean, and capable of supporting the module’s weight (1.2 kg). Ensure the ambient temperature in the installation area falls within the specified range of -20°C to 60°C and that there is adequate ventilation to prevent overheating. Check compatibility with existing system components, including the generator’s field winding, rectifier units, and communication networks, to confirm that wiring harnesses and connectors match the module’s interface specifications (2 x Ethernet, 4 x analog inputs, 2 x relay outputs). It is also advisable to review the system’s electrical schematic to ensure correct polarity and voltage ratings, as improper wiring can damage the module or connected equipment.
Maintenance suggestions: To maintain optimal performance of the ABB UFC789AE101 3BHE014023R0101, conduct quarterly inspections to clean dust and debris from the module’s vents and connectors, using compressed air or a soft brush to avoid damaging sensitive components. Periodically verify communication links with the DCS or SCADA system to ensure data transmission remains uninterrupted, and check for firmware updates provided by ABB, which may include performance enhancements or bug fixes. During routine maintenance, monitor key operating parameters such as field current, excitation voltage, and internal temperature using the module’s diagnostic interface; any deviations from normal ranges should be investigated promptly. Additionally, inspect wiring connections for signs of corrosion or looseness, tightening terminals as needed to prevent electrical resistance or arcing. Following these steps will help extend the service life of the ABB UFC789AE101 3BHE014023R0101 and ensure consistent operation.
UFC789AE101 3BHE014023R0101
Application fields
The ABB UFC789AE101 3BHE014023R0101 finds extensive application in power generation, where it serves as a critical component in the excitation systems of synchronous generators. In conventional thermal power plants, it regulates the excitation of steam turbine generators, ensuring stable voltage output as the plant adjusts to changes in grid demand. This stability is essential for maintaining grid frequency and preventing voltage collapse, particularly in regions with high industrial load concentrations.
In renewable energy systems, such as wind and hydroelectric power plants, the ABB UFC789AE101 3BHE014023R0101 plays a vital role in integrating variable energy sources into the grid. Wind turbines and hydro generators often experience fluctuating input power due to changes in wind speed or water flow, leading to variable generator output. The module’s adaptive control capabilities counteract these fluctuations, stabilizing the voltage supplied to the grid and ensuring compliance with grid code requirements for renewable energy integration.
Industrial facilities with on-site power generation, such as chemical plants, refineries, and manufacturing complexes, also benefit from the ABB UFC789AE101 3BHE014023R0101. These facilities rely on backup generators to maintain operations during grid outages, and the module ensures these generators start quickly and deliver stable power to critical equipment, preventing production disruptions. Additionally, in microgrid applications, where multiple distributed energy resources are coordinated, the module’s precise control helps balance supply and demand, maintaining system stability even as loads and generation sources change dynamically.
Finally, the module is used in marine and offshore applications, where it regulates the excitation of generators aboard ships, offshore platforms, and drilling rigs. Its rugged design withstands the harsh conditions of these environments, including salt spray and vibration, ensuring reliable power for navigation systems, drilling equipment, and living quarters.
Product guarantee
Our company offers a one-year quality warranty service for the ABB UFC789AE101 3BHE014023R0101, covering hardware malfunctions not caused by human factors. During the warranty period, if the product shows abnormal performance or functional failure, we will provide replacement services. In addition, for discontinued models or urgent demands, relying on our global supply chain network, we can quickly respond to customers’ procurement needs for scarce spare parts, and provide reliable services to support the continuous and stable operation of industrial systems.
As a leading enterprise in the industrial control industry established in 2007, with 17 years of experience, we specialize in the import and export trade of industrial control spare parts, including a wide range of unpopular and discontinued models, backed by a large in-stock inventory. Our supply channel advantages ensure that we can meet customers’ urgent needs for spare parts, whether for PLC modules, DCS cards, ESD system components, or excitation control modules like the ABB UFC789AE101 3BHE014023R0101. For inquiries or quotations, please log in to our official website, call us, leave a message, or send an email.
Whatsapp:+86 18859254943
E-mail :sales@ygplc.com
E-mail :sales@ygplc.com
