Overview
The ABB 1MRK000508‑BDr03 Control Board is a critical internal module used in ABB's relay protection and control devices, such as the REF, RET, and REL series. This module functions as the main logic and signal processing unit, responsible for processing sampled input signals (voltage, current) and executing protection and control instructions. Additionally, it manages communication with system interfaces and remote devices, ensuring seamless integration into digital substation automation systems (SAS).
The 1MRK000508‑BDr03 is primarily used in high-voltage transmission and distribution networks, where reliable protection and control are crucial for ensuring grid stability and safety.
Technical Data
| Parameter | Specification |
|---|---|
| Model | 1MRK000508‑BDr03 |
| Product Type | Control Board / Control Module |
Key Functions
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Signal Processing & Logic Control: Processes sampled voltage and current signals and executes protection logic based on predefined settings.
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Control Instruction Execution: Issues trip, lockout, alarm, and breaker commands to circuit breakers or other protective equipment.
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Communication & Data Exchange: Communicates with system controllers and remote devices, supporting IEC 61850 protocols for seamless digital integration.
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System Monitoring & Feedback: Provides real-time status updates and fault signals to supervisory control systems for monitoring and decision-making.
Typical Applications
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Digital Substation Automation Systems (SAS): Acts as the core control unit for executing protection logic in digital substations.
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Relay Protection Devices (IEDs): Installed in ABB protection relays such as REL670, RET670, REF615, and other similar devices.
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Transmission & Distribution Systems: Applied in 110 kV and 220 kV high-voltage networks for fault detection and control.
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Industrial Power Systems: Ensures reliable protection and control in heavy industry substations and other critical infrastructure.
FAQ
Q1: What is the ABB 1MRK000508‑BDr03 used for?
A1: It is a control board module used in ABB's protection relays, handling signal processing, logic execution, and communication with system modules.
Q2: Which ABB devices use this board?
A2: It is typically installed in ABB's REF, RET, and REL series relays, such as REL670, RET670, and REF615.
Q3: What functions does it perform?
A3: It processes sampled voltage/current signals, executes trip/lockout logic, communicates with system modules, and provides fault feedback to supervisory systems.
Q4: Is it suitable for digital substations?
A4: Yes, it supports IEC 61850 protocols, making it ideal for digital substation automation systems.
Q5: What industries use this module?
A5: It is widely applied in power utilities, transmission networks, and industrial substations for protection and control.
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