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ABB REF620E-F NBFNAANNNCC1BNN1X

The ABB REF620E-F NBFNAANNNCC1BNN1X is a sophisticated protection relay designed for medium-voltage switchgear. It is part of ABB’s REF620 series, which is renowned for providing comprehensive protection, control, and monitoring functionalities for electrical distribution systems.

Detailed content

Technical Specifications

  • Power Supply: Typically operates on a range of DC voltages. For specific configurations, it often supports 24V DC or 48V DC.
  • Communication Protocols: Includes support for industry-standard communication protocols such as Ethernet, MODBUS, and IEC 61850, facilitating integration into modern digital substations.
  • Inputs/Outputs:
    • Digital Inputs: Multiple digital inputs for receiving status signals from various components.
    • Digital Outputs: Several digital outputs for control functions and signaling.
    • Analog Inputs: For monitoring process variables such as current and voltage.
  • Operating Temperature: Designed to function effectively within a temperature range of -20°C to +60°C (-4°F to +140°F).
  • Mounting: Typically designed for panel mounting or rack installation.

Features

  • Advanced Protection Functions: Provides a wide range of protection functions including overcurrent, earth fault, and undervoltage protection.
  • Flexible Configuration: Highly configurable settings to accommodate various application requirements, with an intuitive user interface for easy setup and operation.
  • Real-time Monitoring and Diagnostics: Enables real-time monitoring of electrical parameters and diagnostics for system health and fault analysis.
  • Remote Communication: Facilitates remote monitoring and control through integrated communication interfaces, enhancing operational flexibility and system integration.

Applications

  • Medium-Voltage Switchgear Protection: Specifically designed for protecting and managing medium-voltage switchgear in electrical distribution networks.
  • Industrial Applications: Used in industrial environments where reliable protection and control of electrical equipment are crucial.
  • Power Distribution: Implemented in power distribution systems to ensure system reliability and operational safety.
  • Substation Automation: Integral to modern substations, providing protection and control functions as part of an automated grid.

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