ABB UNS4881B,V1 3BHE009949R0001 Unitrol 5000 Excitation System Drive Control Panel
ABB UNS4881B,V1 3BHE009949R0001 Unitrol 5000 Excitation System Drive Control Panel
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Brand:ABB PLC Item No.:UNS4881B,V1 Product Origin:Sweden (SE) Product Dimensions:300 x 120 x 100 mm Product Weight:3 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The ABB UNS4881B,V1 Drive Control Panel is a high-performance control solution for Unitrol 5000 excitation systems. Designed to deliver accurate excitation control and dependable operation, it plays a vital role in maintaining generator stability, protecting critical equipment, and ensuring reliable power generation in demanding industrial and utility environments.
Technical Specifications
Item
Description
Product Type
Drive Control Panel
System
Unitrol 5000 Excitation System
Primary Function
Generator excitation control
Installation Method
Panel-mounted
Dimensions (H × W × D)
300 × 120 × 100 mm
Weight
3 kg
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Applications
The ABB UNS4881B,V1 Drive Control Panel is a core component of the Unitrol 5000 excitation system, engineered for precise control of synchronous generators. It is widely deployed in power plants, industrial generation units, marine power systems, and large rotating machinery installations. The panel manages excitation control tasks with high accuracy, supporting stable generator operation under dynamic load conditions and grid disturbances.
Advantages
This control panel delivers fast response, stable regulation, and dependable operation in critical excitation applications. Its robust industrial design ensures long-term reliability, while advanced control logic improves voltage stability and system protection. Seamless integration within the Unitrol 5000 platform simplifies system architecture, reduces commissioning time, and enhances overall operational confidence for engineers managing high-value power assets.
FAQs
1. What role does the UNS4881B control panel play in the excitation system?
It manages excitation control functions, regulating generator field current to maintain stable voltage and reactive power.
2. Is this panel designed specifically for Unitrol 5000 systems?
Yes, it is engineered for full compatibility and optimized performance within the Unitrol 5000 excitation platform.
3. How does the panel respond to rapid load changes?
It processes control signals in real time, allowing fast and stable response to sudden load variations.
4. Can it support grid-connected and island operation modes?
Yes, it supports both operating modes when configured within the excitation system logic.
5. Does the control panel include system protection features?
It supports protection and monitoring functions through integration with the excitation system and external protection devices.
6. How is parameter adjustment performed?
Parameters are configured through the excitation system’s engineering tools and control interfaces.
7. Is the panel suitable for continuous operation?
Yes, it is designed for continuous duty in power generation environments.
8. How does it ensure stable excitation control under disturbances?
Advanced control algorithms and signal processing maintain stability during voltage dips or system transients.
9. Can the panel operate in redundant excitation architectures?
Yes, it can be applied in systems designed with redundancy for high availability.
10. What types of generators typically use this control panel?
It is commonly used with medium to large synchronous generators in industrial and utility power applications.
