Company Information | ||||||||
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Mobile | +8613666033393 | |||||||
+8613666033393 | ||||||||
13666033393 | ||||||||
Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China |
Product Introduction
The ABB UNS4881B,V1 3BHE009949R0001 is a sophisticated excitation system drive control panel designed to regulate and monitor the excitation of synchronous generators. This control panel is engineered to optimize generator performance, enhance system stability, and maintain voltage control during a wide range of operational conditions.
Built on ABB’s legacy of robust electrical control systems, the Unitrol 5000 integrates advanced control algorithms, precise voltage regulation, and dynamic response capabilities. It ensures efficient excitation control for large industrial generators, helping to protect equipment from faults and improve power quality.
This model is particularly suited for power plants, industrial cogeneration facilities, and utilities requiring reliable and flexible excitation solutions to meet modern grid requirements and stringent operational demands.
Product Specifications
Parameter | Specification |
---|---|
Model Number | UNS4881B,V1 3BHE009949R0001 |
Product Type | Unitrol 5000 Excitation System Drive Control Panel |
Manufacturer | ABB |
Voltage Rating | Up to 600 V DC (typical for excitation systems) |
Input Power | 110-240 VAC (control power supply) |
Output Power | Dependent on generator excitation requirements |
Control Type | Closed-loop excitation control with PID logic |
Communication Interfaces | Modbus RTU, Profibus DP, optional Ethernet |
Monitoring | Voltage, current, power factor, temperature |
Protection Features | Overvoltage, undervoltage, overcurrent, short circuit |
Operating Temperature | -10°C to +55°C |
Storage Temperature | -20°C to +70°C |
Dimensions (W x H x D) | 300 x 120 x 100 mm |
Weight | 3 kg |
Mounting Type | Panel-mounted (floor or wall) |
Standards Compliance | IEC 60255, IEC 61000, UL, CE |
Environmental Protection | IP20 (standard), optional IP54 available |
Cooling Method | Forced air cooling |
Product Applications
The ABB Unitrol 5000 excitation system drive control panel is widely used in:
-
Power Generation Plants
Regulates excitation for large synchronous generators in thermal, hydro, and gas-fired power plants. -
Industrial Cogeneration Facilities
Controls generator excitation in combined heat and power (CHP) systems for improved energy efficiency. -
Renewable Energy Installations
Provides stable excitation control for synchronous generators in wind and biomass plants. -
Utility Substations
Supports voltage regulation and reactive power management to stabilize grid conditions. -
Marine and Offshore Platforms
Ensures reliable generator excitation control in harsh environments with strict safety requirements. -
Backup and Emergency Power Systems
Maintains generator voltage and stability during transient conditions and blackouts.
Product Advantages
-
Advanced Control Algorithms
Utilizes state-of-the-art PID and adaptive control for precise voltage and reactive power regulation. -
Robust and Reliable Design
Engineered to operate continuously under demanding industrial conditions with minimal downtime. -
Comprehensive Protection
Integrated protection functions safeguard both the excitation system and generator from electrical faults. -
User-Friendly Interface
Equipped with a graphical HMI panel allowing real-time monitoring, control adjustments, and fault diagnostics. -
Flexible Communication Options
Supports multiple industrial communication protocols for seamless integration into existing control systems. -
Compact and Modular Construction
Facilitates easier installation and maintenance with modular components and standardized mounting. -
Improved System Stability
Enhances overall generator performance, reducing wear and operational costs. -
Compliance and Safety
Meets international safety and electromagnetic compatibility standards ensuring safe operation.
FAQ
-
What type of control strategy does the Unitrol 5000 use?
It employs closed-loop PID control for precise excitation regulation. -
Can this panel interface with modern SCADA systems?
Yes, it supports Modbus RTU, Profibus DP, and optional Ethernet interfaces. -
Is the Unitrol 5000 suitable for both hydro and thermal generators?
Yes, it is designed for synchronous generators across various power generation technologies. -
What protections are built into the control panel?
It includes overvoltage, undervoltage, overcurrent, and short-circuit protections. -
What is the typical power input required for the control electronics?
The control panel operates on 110-240 VAC power supply. -
Does the panel support remote monitoring and diagnostics?
Yes, via communication protocols integrated with supervisory systems. -
What environmental protection ratings are available?
Standard IP20 with optional upgrade to IP54 for harsher environments. -
How is the cooling managed in this control panel?
Forced air cooling is employed to maintain optimal operating temperatures. -
What is the expected installation method?
The panel is designed for floor or wall mounting within control rooms. -
Can the excitation settings be customized for different generator models?
Yes, it supports user-configurable parameters to adapt to various generator characteristics.
Related Models from the Same Series or Functionality
Model Number | Description | Application Area |
---|---|---|
3BHE009949R0002 | Unitrol 5000 Excitation Control Panel | Enhanced functionality variant |
3BHE009950R0001 | Unitrol 4000 Excitation Control Panel | Smaller generator applications |
3BHE009951R0001 | Unitrol 6000 Excitation Control Panel | High-capacity generator systems |
3BHE010000R0001 | Unitrol 5000 Remote Interface Module | Remote operation and monitoring |
3BHE009952R0001 | Unitrol 5000 Advanced Protection Panel | Extended protection features |
3BHE010050R0001 | Unitrol 5000 Upgrade Kit | Software and firmware upgrades |
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---|---|---|
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