Description
Product Description
GE EX2100 is an advanced digital excitation controller designed for synchronous generators, serving as a core component in power generation systems to regulate excitation current and stabilize output voltage. It integrates high-precision control algorithms and dual redundancy design, ensuring reliable operation even in harsh industrial environments with a wide operating temperature range of -40°C to +70°C. GE EX2100 supports multiple communication protocols including Modbus, Ethernet, PROFIBUS, and PROFINET, enabling seamless integration with turbines, DCS, and HMI systems without third-party gateways. Its intuitive LCD display and flexible programming modes (manual/auto) simplify on-site configuration and monitoring, while comprehensive protection functions (overvoltage, overcurrent, overtemperature) safeguard generators and excitation systems. GE EX2100 features a compact modular design (120mm×80mm×40mm) with IP65 protection, suitable for both new generator installations and legacy system retrofits. With a maximum output current of 400A and output voltage up to 1200VDC, GE EX2100 excels in traditional power plants, renewable energy systems, and industrial power facilities requiring efficient and stable power generation.
Product Parameters
- Module Type: Digital excitation controller (GE EX2000 series)
- Core Function: Excitation current regulation, generator voltage stabilization, reactive power control, system protection, fault diagnostics
- Electrical Specifications: 380–690VAC input voltage; 0–1200VDC output voltage; maximum 400A output current; 24VDC control power
- Communication: Ethernet, RS-485; supports Modbus, PROFIBUS, PROFINET, Ethernet/IP
- Protection Functions: Overvoltage, overcurrent, undervoltage, undercurrent, overtemperature protection
- Mechanical & Environmental: IP65 protection rating; -40°C to +70°C operating temperature; 120mm×80mm×40mm dimensions; modular design for easy installation
- Key Features: Dual redundancy, hot-swap capability, auto-gain adjustment, LCD display, 35A excitation current support, IEC 61010-1 compliance
Advantages and Features
-
Precise Voltage & Reactive Power Control
GE EX2100 uses advanced microprocessor-based control to deliver fast response times, maintaining stable generator output even with sudden load changes.
-
Enhanced Reliability & Redundancy
Dual redundancy design and hot-swap capability of GE EX2100 minimize downtime, ensuring continuous operation during maintenance or single-point failures.
-
Seamless System Integration
Multi-protocol support allows GE EX2100 to connect directly with turbines, DCS, and HMI systems, eliminating the need for additional interface devices.
-
User-Friendly Operation & Maintenance
Intuitive LCD display and flexible programming modes simplify configuration, while built-in diagnostics enable quick troubleshooting of GE EX2100.
-
Broad Environmental Adaptability
IP65 protection and wide temperature tolerance make GE EX2100 durable in harsh conditions, from desert solar plants to coastal wind farms.
Application Cases in Application Fields
- Thermal/Gas Power Plants: GE EX2100 regulates excitation for steam and gas turbine generators, stabilizing voltage during grid load fluctuations and coordinating with DCS to optimize reactive power output, improving overall power generation efficiency.
- Renewable Energy Systems: In wind and solar power plants, it adapts to variable renewable energy inputs, adjusting excitation current in real-time to maintain grid-compatible voltage and frequency, enhancing system stability.
- Industrial Power Facilities: It provides reliable excitation control for on-site generators in chemical plants and manufacturing facilities, ensuring uninterrupted power supply for critical machinery and processes.
- Legacy System Retrofits: GE EX2100 upgrades outdated analog excitation systems, integrating with existing generators to improve control precision and reduce operational costs without full system replacement.
Comparisons with Competing Products
| Parameter | GE EX2100 | Siemens 6RA80 | ABB UNITROL 6800 |
|---|---|---|---|
| Core Type | Digital Excitation Controller | DC Drive/Excitation Controller | Excitation System Controller |
| Output Capacity | 400A, 1200VDC | 300A, 1000VDC | 500A, 1500VDC |
| Redundancy | Dual redundancy | Optional redundancy | Built-in redundancy |
| Protocols | Modbus, PROFIBUS, PROFINET, Ethernet/IP | PROFINET, Modbus | IEC 61850, Modbus, PROFIBUS |
| Protection | Comprehensive (over/under voltage/current, overtemperature) | Basic overcurrent/overtemperature | Extended protection suite |
| Target Use | Synchronous generators (power/renewable/industrial) | DC motors + small generators | Large power plant generators |
Selection Suggestions and Precautions
Selection Suggestions
- Choose GE EX2100 for synchronous generator projects needing 400A output capacity, multi-protocol integration, and dual redundancy for critical power applications.
- Select it for retrofitting legacy excitation systems or new installations in thermal, wind, solar, or industrial power facilities.
Precautions
- Ensure the input voltage (380–690VAC) matches the power system specifications to avoid damaging GE EX2100.
- Use GE’s recommended configuration software to set excitation parameters; incorrect settings may affect voltage stability.
- Follow IP65 protection requirements during installation, ensuring proper sealing to prevent dust and moisture ingress into GE EX2100.
- Regularly check the LCD display and diagnostic data to monitor operating status, proactively addressing potential overvoltage or overcurrent issues.
LTD 3800-112 AB PLC
800MR-A1A AB
100-A75NZ24-3 AB
60617-1 AB PLC
74101-170-01 AB
74101-638-01 AB
40888-082-05A AB PLC
Reviews
There are no reviews yet.