Description
Woodward 8521-0312 UG-10D Synchronizer Governor/Control Unit
The
Woodward 8521-0312 UG-10D is a high-performance synchronizer governor designed for power generation applications, ensuring seamless synchronization of generators with grid systems. As part of Woodward’s SPM-D2 line, this unit supports slip frequency synchronization, phase matching, and voltage matching, enabling precise control of generator output parameters. It features dual-language support (English and German), password protection, and configurable settings via an HMI or USB toolkit, making it ideal for retrofitting legacy systems or integrating into new power plants. The
8521-0312 UG-10D enhances grid stability and reduces downtime through advanced monitoring and soft unloading capabilities.
Parameter |
Specification |
Input Voltage |
24 VDC ±10% |
Frequency Range |
45–65 Hz |
Synchronization Modes |
Slip frequency, phase matching, voltage matching |
Output Signals |
Relay outputs for soft unloading and power limiting |
Communication |
USB for configuration, Modbus RTU (optional) |
Enclosure Rating |
IP20 (indoor use) |
Certifications |
CE, UL/cUL, RoHS |

- Extended Lifecycle: Built on Woodward’s 20+ years of SPM-D synchronizer expertise, ensuring reliability and compatibility with legacy systems.
- Flexible Configuration: Configurable via HMI or USB toolkit for easy parameter adjustments and password-protected access.
- Grid Stability: Advanced synchronization algorithms minimize voltage and frequency mismatches during generator connection.
- Soft Unloading: Gradual load reduction to prevent abrupt system disruptions.
- Space-Saving Design: Compact form factor suitable for confined power plant environments.
- Power Generation: Synchronizes diesel, gas, or renewable energy generators with utility grids.
- Industrial Plants: Ensures stable power supply for critical machinery in manufacturing and process industries.
- Microgrids: Manages distributed energy resources (DERs) in off-grid or hybrid systems.
Case Study:
A European power plant reduced synchronization errors by 40% using the 8521-0312 UG-10D to modernize its aging SPM-D system. The unit’s real-time monitoring and quick configuration cut downtime by 25%, improving overall operational efficiency.
Compared to similar synchronizers:
- Longer Service Life: Engineered for 15+ years of continuous operation with minimal maintenance.
- Dual-Channel Redundancy: Optional redundant configuration for fault tolerance in mission-critical systems.
- Cost-Effective Retrofit: Drop-in replacement for older SPM-D models without extensive hardware changes.
- Grid Requirements: Choose the 8521-0312 UG-10D for applications requiring precise frequency and voltage control.
- Compatibility: Ensure compatibility with existing generator control systems (e.g., Woodward’s 8440 series).
- Security: Enable password protection for restricted access to configuration settings.
- Installation: Follow Woodward’s guidelines for proper grounding and wiring to avoid electromagnetic interference.
- Firmware Updates: Regularly update software for optimal performance (latest version: 2.1.8).
- Environmental Conditions: Operate within 0–50°C and protect from moisture and dust.
- Testing: Conduct periodic synchronization tests to verify accuracy and responsiveness.
声明山西鑫业达国际贸易有限公司 is your trusted partner for
Woodward 8521-0312 UG-10D and automation solutions. Visit
www.xydcontrol.com or contact us for sales and technical support.
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