ABB+REC670 1MRK002814-AB
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ABB+REC670 1MRK002814-AB

The ABB REC670 1MRK002814-AB is a protection and control relay module designed as part of ABB’s RELION® series. This module is typically used in electrical power systems for medium and high voltage protection, control, and monitoring. It is commonly employed in distribution and transmission networks, providing key functionalities such as overcurrent protection, fault detection, voltage regulation, and switchgear control.

The REC670 module integrates seamlessly with ABB’s DCS/PLC systems to provide a flexible, high-performance solution for managing complex protection and control schemes. It is built for reliability and flexibility, with a modular design that can be tailored to specific needs in power utilities, industrial plants, and smart grid applications.

Product Parameters:

  • Module Type: Protection and control relay for medium and high-voltage power systems.
  • Model Number: REC670 1MRK002814-AB.
  • Series: RELION® Series.
  • Application: Used for protection, control, and monitoring of electrical circuits, including overcurrent protection, fault detection, and voltage regulation.
  • Power Supply: Typically operates with a DC supply voltage (nominal 110-250V DC).
  • Mounting: Panel-mounted or rack-mounted depending on system architecture.
  • Integration: Can integrate with ABB’s DCS/PLC systems for advanced control and communication.
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Product Name:

ABB REC670 1MRK002814-AB DCS/PLC Module

Product Description:

The ABB REC670 1MRK002814-AB is a protection and control relay module designed as part of ABB’s RELION® series. This module is typically used in electrical power systems for medium and high voltage protection, control, and monitoring. It is commonly employed in distribution and transmission networks, providing key functionalities such as overcurrent protection, fault detection, voltage regulation, and switchgear control.

The REC670 module integrates seamlessly with ABB’s DCS/PLC systems to provide a flexible, high-performance solution for managing complex protection and control schemes. It is built for reliability and flexibility, with a modular design that can be tailored to specific needs in power utilities, industrial plants, and smart grid applications.

Product Parameters:

  • Module Type: Protection and control relay for medium and high-voltage power systems.
  • Model Number: REC670 1MRK002814-AB.
  • Series: RELION® Series.
  • Application: Used for protection, control, and monitoring of electrical circuits, including overcurrent protection, fault detection, and voltage regulation.
  • Power Supply: Typically operates with a DC supply voltage (nominal 110-250V DC).
  • Mounting: Panel-mounted or rack-mounted depending on system architecture.
  • Integration: Can integrate with ABB’s DCS/PLC systems for advanced control and communication.

Product Specifications:

1. Input/Output Configuration:

  • Inputs:
    • Current Inputs: Supports CT (Current Transformer) inputs for overcurrent protection.
    • Voltage Inputs: Accepts inputs from PT (Potential Transformers) or other voltage measurement devices for voltage protection and monitoring.
    • Binary Inputs: Multiple digital inputs for status monitoring (e.g., for open/close signals from circuit breakers).
  • Outputs:
    • Relay Outputs: Provides multiple binary relay outputs for control actions, such as tripping circuit breakers, closing contacts, or triggering alarms.
    • Analog Outputs: For detailed status and measurement (e.g., current, voltage, frequency) for integration into DCS/PLC systems.

2. Performance and Functional Capabilities:

  • Protection Functions:
    • Overcurrent Protection: Detects and responds to overcurrent conditions, including instantaneous, time-delayed, and IDMT (Inverse Definite Minimum Time) functions.
    • Earth Fault Protection: Provides detection and protection against earth faults in the system.
    • Differential Protection: For protecting transformers or busbars using differential protection algorithms.
    • Voltage Protection: For undervoltage and overvoltage protection.
  • Control Functions:
    • Circuit Breaker Control: Allows for remote control of circuit breakers, including close and open commands.
    • Switchgear Control: Provides control of various types of switchgear and disconnectors.
  • Monitoring & Measurement:
    • Power Quality Monitoring: Measures voltage, current, frequency, and other key electrical parameters in real-time.
    • Event Logging: Supports event logging and fault recording for post-event analysis.

3. Communication and Connectivity:

  • IEC 61850 Compliance: The REC670 module is fully compliant with IEC 61850, the international standard for communication in substations, enabling seamless communication with other devices and DCS/PLC systems.
  • Modbus TCP/IP and RTU: It supports Modbus communication for integration with SCADA, DCS, or PLC systems for data exchange and control.
  • Ethernet and Serial Ports: Equipped with both Ethernet and serial communication ports for flexible connectivity.

4. Power Supply:

  • Nominal Supply Voltage: 110-250 V DC (typically) to support most industrial and utility environments.
  • Power Consumption: The module is designed for low power consumption, optimized for long-term operation with minimal impact on the power system.

5. Environmental Specifications:

  • Operating Temperature Range: -25°C to +70°C (-13°F to +158°F), suitable for a wide range of industrial and power substation environments.
  • Humidity: 5% to 95% RH (non-condensing).
  • Enclosure: Typically housed in a sealed and robust enclosure to withstand harsh conditions.

6. Safety and Compliance:

  • Electromagnetic Compatibility (EMC): The REC670 meets rigorous EMC standards to prevent interference in high-voltage environments.
  • SIL-2 Compliant: The module meets Safety Integrity Level 2 (SIL-2) requirements, ensuring reliable operation for safety-critical applications.
  • Short-Circuit and Surge Protection: Integrated protection mechanisms to withstand electrical surges and faults.

Applications:

  • Power Distribution and Transmission: Provides protection and control for substations, transformers, and distribution lines.
  • Industrial Plants: Used in controlling and protecting power systems within industrial facilities, including steel mills, refineries, and chemical plants.
  • Renewable Energy: Helps manage and protect electrical grids in solar, wind, and other renewable energy generation systems.
  • Smart Grids: Supports smart grid integration by providing advanced control, protection, and monitoring capabilities.

Key Features:

  • Comprehensive Protection Functions: Includes protection for overcurrent, earth faults, voltage, and differential protection.
  • Advanced Control Capabilities: Can control circuit breakers and switchgear remotely.
  • High Communication Flexibility: Compatible with IEC 61850, Modbus, and other communication protocols for easy integration with existing systems.
  • Fault Recording and Event Logging: Provides detailed logs for diagnostic purposes, improving system maintenance and troubleshooting.
  • Built-in Cybersecurity Features: The module includes security measures to prevent unauthorized access and ensure safe remote management.
  • Wide Environmental Compatibility: Works in a variety of challenging environments, from industrial plants to utility substations.

Conclusion:

The ABB REC670 1MRK002814-AB DCS/PLC Module is an advanced protection and control relay designed for medium and high-voltage power systems. With its wide range of protection functions, control capabilities, and advanced communication options, it is ideal for applications in power distribution, renewable energy, industrial plants, and smart grid systems. The module provides reliable protection, continuous monitoring, and remote control, helping to enhance operational efficiency, reduce downtime, and ensure the safety of critical electrical assets.

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