System-Oriented Introduction
The ABB RLKI 100 RK682004-BB Relay Unit Module is a core component within ABB’s REG 100 generator protection platform, engineered to provide dependable relay functionality and system coordination in complex power environments. Built on a microprocessor-based architecture, this module ensures precise control logic execution and fast protective responses, supporting critical infrastructure where operational continuity is essential.
Designed for integration into modular protection systems, the RLKI 100 enhances overall system intelligence by managing relay operations with high accuracy and stability, making it a trusted solution in modern power generation and distribution networks.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | ABB |
| Model Number | RK682004-BB |
| Series | RLKI 100 |
| Module Type | Relay Unit Module |
| Platform | REG 100 Protection System |
| Technology | Microprocessor-based |
| Functional Role | Relay control & protection logic |
| Operating Temperature | -25°C to +70°C |
| Mounting Type | Rack / Panel Mounted |
| Dimensions (H×W×D) | Approx. 160 × 120 × 130 mm |
| Weight | Approx. 0.9 – 1.5 kg |
| Country of Origin | Sweden |
Application Fields
The RLKI 100 module is designed for high-reliability applications where protective relaying is critical:
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Generator protection systems in power plants
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Substation automation and relay panels
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Industrial power distribution networks
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Turbine and rotating machinery protection
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Grid infrastructure with advanced protection schemes
Its role within the REG 100 system allows coordinated protection strategies, ensuring rapid isolation of faults and improved system resilience.
Product Advantages
This relay unit module distinguishes itself through its stable and intelligent relay operation capabilities. By leveraging microprocessor-based processing, it delivers consistent performance with fast response times, enabling precise fault detection and system protection.
Its modular compatibility allows seamless integration with other REG 100 units, providing a scalable protection solution tailored to complex installations. The compact and rugged design supports long-term deployment in industrial environments, reducing maintenance demands while ensuring operational reliability.
Additionally, the module contributes to enhanced system diagnostics, allowing engineers to monitor and manage relay behavior efficiently within a unified protection architecture.
Technical FAQs
1. What is the main purpose of the RLKI 100 module?
It performs relay control and supports protection logic in generator and power systems.
2. Which system does it belong to?
It is part of ABB’s REG 100 protection platform.
3. Is it suitable for generator protection?
Yes, it is specifically designed for generator protection applications.
4. What technology is used in this module?
It uses microprocessor-based relay control.
5. Can it be used in substations?
Yes, it is widely applied in substation relay systems.
6. Does it support continuous operation?
Yes, it is built for 24/7 industrial use.
7. Is it easy to integrate with other modules?
Yes, it supports modular integration within ABB systems.
8. What type of mounting does it support?
Rack or panel mounting.
9. Does it require frequent maintenance?
No, it is designed for low-maintenance operation.
10. How does it improve system safety?
By ensuring fast and accurate relay response to faults.
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