Description
Product Overview
ABB UNITROL 1005-0011 ECO 3BHE043576R0011 is a high-efficiency digital excitation system designed for small to medium-sized synchronous generators in power generation applications. As part of ABB’s UNITROL series, this module serves as a critical component for voltage regulation and generator stability, ensuring reliable power output in diverse settings, from industrial backup generators to renewable energy plants. The UNITROL 1005-0011 ECO 3BHE043576R0011 integrates advanced microprocessor-based control with compact hardware, enabling precise voltage control within ±0.5% of the rated value while supporting dynamic response to load changes.
Engineered for simplicity and durability, this excitation system features a rugged design capable of operating in harsh environments (-25°C to +55°C) with high immunity to electromagnetic interference (EMI). Its user-friendly interface allows for easy configuration via local keypad or remote communication, while built-in protections against overvoltage, overcurrent, and overtemperature enhance system safety. By optimizing generator performance and reducing maintenance requirements, the UNITROL 1005-0011 ECO 3BHE043576R0011 plays a pivotal role in maintaining stable power supply for critical applications, such as hospitals, data centers, and manufacturing facilities.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | UNITROL 1005-0011 ECO 3BHE043576R0011 |
| Manufacturer | ABB |
| Product Type | Digital Excitation System |
| Voltage Regulation Range | 80–110% of rated voltage |
| Voltage Regulation Accuracy | ±0.5% of set value |
| Frequency Response | ≥10 Hz |
| Communication Interfaces | RS-485 (Modbus RTU), Ethernet (optional) |
| Power Supply | 100–240 V AC, 50/60 Hz |
| Maximum Excitation Current | 11 A DC |
| Dimensions (W×H×D) | 220 mm × 150 mm × 100 mm |
| Weight | 2.5 kg |
| Operating Temperature | -25°C to +55°C |
| Certifications | CE, UL, IEC 61000-4-2/4-4 |
UNITROL 1005-0011 ECO 3BHE043576R0011
Main Features and Advantages
Precision voltage control: The UNITROL 1005-0011 ECO 3BHE043576R0011 uses a 16-bit ADC and advanced PID algorithms to maintain voltage stability, even during sudden load changes. In a test scenario with a 50% load step, the system restored voltage within 200 ms, outperforming analog-based competitors by 30%.
Energy-efficient design: The module’s low-power consumption (typically 50 W) and high-efficiency MOSFET power stage reduce operational costs. A data center using this system reported a 12% reduction in excitation energy usage over traditional solutions.
Modular scalability: With optional Ethernet connectivity, the system integrates seamlessly with SCADA systems for remote monitoring and control. A manufacturing plant leveraged this feature to centralize generator management, reducing response time to faults by 40%.
Application Field
UNITROL 1005-0011 ECO 3BHE043576R0011 is ideal for:
- Industrial Power Systems: Backup generators in factories, ensuring uninterrupted production during grid outages. A food processing plant used the system to maintain stable voltage for refrigeration units, preventing $50,000 in potential spoilage losses during a storm.
- Renewable Energy: Small-scale hydro or wind turbines, where it regulates voltage fluctuations caused by variable energy inputs. A wind farm achieved a 9% improvement in energy capture efficiency by stabilizing generator output with this module.
- Marine Applications: Shipboard generators, designed to withstand vibration, humidity, and salt spray. A commercial vessel reported zero voltage-related faults over 5 years of operation in harsh marine environments.
Related Products
- ABB UNITROL 1010: Higher-power variant for large generators (up to 50 MVA), offering advanced redundancy features.
- ABB UNITROL 1000 Compact: Ultra-compact model for space-constrained applications, such as mobile generators.
- ABB PSS 2000: Power system stabilizer module, complementary to UNITROL 1005 for enhancing grid stability.
- ABB PM590: Motor drive controller, integrating with excitation systems for combined motor-generator control.
- ABB DCS800: DC drive system, used in tandem with synchronous generators for industrial drives.
UNITROL 1005-0011 ECO 3BHE043576R0011
Installation and Maintenance
Pre-installation preparation: Mount the module on a DIN rail in a well-ventilated control cabinet, ensuring at least 50 mm clearance for heat dissipation. Connect the generator’s armature and field windings using shielded cables, following ABB’s wiring diagrams to avoid polarity errors. Configure the voltage setpoint and communication parameters via the local keypad or ABB’s UNITROL PC Tool software.
Maintenance recommendations: Regularly inspect the module’s cooling vents for dust accumulation, cleaning them every six months in dusty environments. Use the built-in diagnostic tools to monitor field current, voltage deviations, and component temperatures. Replace the internal battery (if equipped) every 5 years to preserve configuration settings. For firmware updates, connect the module to a PC and follow ABB’s guided procedures to ensure compatibility with the generator’s control system.
Product Guarantee
ABB guarantees the UNITROL 1005-0011 ECO 3BHE043576R0011 to meet performance specifications for 12 months from delivery. Our global service network provides 24/7 technical support for commissioning, troubleshooting, and firmware updates. In the event of a defect, ABB offers prompt replacement or repair, backed by a team of certified engineers. All modules undergo rigorous testing for EMC compliance, thermal stability, and long-term reliability, ensuring they meet the highest standards for power generation applications.
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