ABB UNITROL 1020 UNS0119A-Z, V1 3BHE030579R0007
The ABB UNITROL 1020 UNS0119A-Z, V1 3BHE030579R0007 is a generator control unit designed for voltage regulation and protection in power generation systems. Part of ABB’s UNITROL® 1000 series, this device is widely used in industrial, commercial, and utility power plants to ensure stable and reliable operation of synchronous generators. Below is a detailed breakdown of its features, technical specifications, and applications.
1. Key Features
- Voltage Regulation:
- Automatic Voltage Regulator (AVR) with ±0.5% static accuracy for precise control of generator output voltage.
- Droop compensation and cross-current compensation for parallel generator operation.
- Protection Functions:
- Integrated protection features: overvoltage, undervoltage, overfrequency, underfrequency, overcurrent, and loss of excitation.
- Configurable alarm thresholds and trip delays.
- Communication and Integration:
- Modbus RTU/TCP and CANopen protocols for integration with SCADA, PLCs, or plant control systems.
- LED display and keypad for local configuration and monitoring.
- Robust Design:
- Industrial-grade enclosure with IP20 protection, suitable for harsh environments.
- Wide operating temperature range: -25°C to +70°C (-13°F to +158°F).
- Flexibility:
- Supports both brushless and static excitation systems.
- Compatible with diesel, gas, hydro, and steam turbine generators.
2. Technical Specifications
|
Parameter
|
Details
|
|---|---|
|
Part Number
|
|
|
Model
|
UNITROL 1020 UNS0119A-Z, V1
|
|
Input Voltage
|
95–240 VAC/VDC (auxiliary power supply)
|
|
Output Voltage
|
0–135 VDC (field voltage)
|
|
Frequency Range
|
45–65 Hz
|
|
Accuracy
|
±0.5% static, ±1% dynamic
|
|
Communication Protocols
|
Modbus RTU/TCP, CANopen
|
|
Protection Certifications
|
IEC 60255 (protection relays), CE, UL
|
|
Dimensions
|
144 x 144 x 155 mm (H x W x D)
|
3. Functional Capabilities
- Voltage Control:
- Maintains stable generator voltage under varying load conditions.
- Supports islanded operation and grid-connected modes.
- Synchronization:
- Automatic synchronization with the grid or other generators.
- Diagnostics and Monitoring:
- Real-time display of voltage, current, frequency, and power factor.
- Event logging and fault recording for root cause analysis.
- Field Current Management:
- Adjusts field current to optimize generator performance and efficiency.
4. Applications
- Power Plants:
- Voltage regulation for diesel/gas gensets, hydro turbines, and steam turbines.
- Industrial Facilities:
- Backup power systems, cogeneration plants, and microgrids.
- Renewable Energy:
- Integration with biomass or biogas generators.
- Marine and Offshore:
- Power generation on ships and offshore platforms.
5. Advantages
- High Reliability: Designed for 24/7 operation in demanding environments.
- User-Friendly Interface: Intuitive keypad and menu-driven configuration.
- Scalability: Compatible with ABB’s M102-M measurement modules for expanded I/O capabilities.
- Global Compliance: Meets IEC, UL, and CE standards for safety and performance.
6. Integration and Compatibility
- ABB Ecosystem:
- Works with ABB’s M102-M modules for additional analog/digital I/O.
- Integrates with System 800xA for centralized plant control.
- Third-Party Systems:
- Connects to SCADA, PLCs, or energy management systems via Modbus or CANopen.
7. Ordering and Support
- Replacement Part: Use part number 3BHE030579R0007 for direct compatibility.
- Accessories:
- M102-M I/O modules, communication cables, and mounting kits.
8. Summary
The ABB UNITROL 1020 UNS0119A-Z, V1 3BHE030579R0007 is a versatile and robust generator control unit, offering precise voltage regulation, advanced protection, and seamless integration into modern power systems. Its rugged design and flexibility make it ideal for applications ranging from industrial backup power to renewable energy plants.
There are no reviews yet.