UNITROL5000 UNS4881b.V4 3BHE009949R0004 ABB I/O Interface Module

The 3BHE009949R0004 (UNS4881b.V4) is a core I/O interface module for ABB UNITROL 5000 series digital excitation systems. Designed for medium and large synchronous generators and motors, it undertakes signal acquisition, data conversion and communication interaction between the excitation regulator and on-site sensors and control systems. As a key auxiliary component of power generation excitation control, it ensures accurate excitation regulation and stable grid-connected operation of generator units.

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Description

UNITROL5000 UNS4881b.V4 3BHE009949R0004 ABB Product Overview & Technical Specifications
Basic Information
Brand: ABB
Model: UNITROL5000 UNS4881b.V4 / 3BHE009949R0004
Product Name: UNITROL 5000 Digital Excitation System I/O Interface Module
Origin: Sweden
HS Code: 8537109200

UNITROL5000

UNITROL5000

Physical Parameters
Dimensions: 300mm × 200mm × 200mm
Net Weight: Approximately 1.8kg
Mounting Type: Standard cabinet rack mounting
Core Features
1. Professional I/O signal processing function, supporting high-precision collection and transmission of generator voltage, current and temperature signals.
2. Perfect matching with ABB UNITROL5000 excitation control system, realizing seamless data interaction with main control units.
3. Industrial-grade circuit design with strong electromagnetic anti-interference ability, adapting to complex high-power power plant operating environments.
4. Built-in signal fault detection and self-diagnosis functions, supporting real-time fault alarm and convenient on-site troubleshooting.
5. Stable performance with wide temperature adaptability, supporting long-term continuous operation under industrial ambient conditions.
6. Integrated modular structure, plug-and-play design for simple installation, quick replacement and daily system maintenance.
7. Complies with international power industry standards, ensuring safe and stable operation of generator excitation regulation and grid connection.

UNITROL5000

UNITROL5000

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Shipping:
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2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
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2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

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