UNS4881b,V4 3BHE009949R0004 ABB

Brand: ABB

Model: UNS4881b,V4 3BHE009949R0004. This product is an Automatic Voltage Regulator (AVR) Unit, specifically designed as part of the ABB Unitrol 5000 series. It serves as a critical control component in excitation systems, engineered to regulate and stabilize voltage output, ensuring the consistency and reliability of electrical power systems.

UNS4881b,V4 3BHE009949R0004 ABB

Parameters:

• Core Functionality: Functions as a high-precision automatic voltage regulator utilizing advanced voltage regulation technology to maintain stable power output and protect electrical equipment from voltage fluctuations.
• Performance Characteristics: Features high accuracy, fast response times, and multiple built-in protection mechanisms to ensure the efficient and safe operation of power systems.
• Electrical Specifications: Operates on a 24V DC power supply.
• Environmental & Mechanical: Designed for control room installation in a modular structural form. It operates reliably within an ambient temperature range of 0°C to 60°C and an environmental humidity range of 5% to 95%.
• Physical Dimensions: Product net length is 500 mm, net width is 335 mm, net height is 245 mm, and the net weight is 6.71 kg.

Usage Industries and Scenarios:

• Power Generation and Distribution: Widely utilized in power plants, transmission grids, and distribution networks to regulate generator voltage, protect sensitive equipment, and ensure the overall stability and efficiency of the power system.
• Renewable Energy Systems: Deployed in renewable energy infrastructure to maintain consistent voltage output and support the reliable integration of green energy into the grid.
• Industrial Automation: Integrated into various industrial manufacturing and processing sectors where precise and stable voltage control is essential for the continuous and safe operation of automated machinery and control systems.