ABB REF615 HCFKAEADABCZDAA11E Feeder Protection and Control Relay

• • Earth fault protection with multi-frequency admittance-based methods
  • Voltage, frequency, and power-based protection
  • Negative sequence overcurrent protection
  • Phase discontinuity protection
  • Thermal overload protection
  • Arc protection (optional)
  • High-speed fault location (optional)
• Measurement Functions:
  • Current, voltage, power factor, and energy measurements
  • Extensive monitoring capabilities for system performance assessment
• Communication Interfaces:
  • Supports IEC 61850 Editions 1 and 2, including HSR and PRP for redundancy
  • GOOSE messaging and IEC 61850-9-2 LE for reduced wiring
  • IEEE 1588 V2 for high-accuracy time synchronization
  • Modbus, DNP3, and IEC 60870-5-103 protocols for integration with various systems
• Display and Interface:
  • Large graphical display for customizable single-line diagrams (SLDs)
  • Local HMI or web-browser-based interface for easy access and configuration
• Mechanical Design:
  • Withdrawable plug-in unit design for swift installation and testing
  • Compact and space-saving design suitable for panel mounting
  • Operating temperature range: -25°C to +70°C (standard), -40°C to +85°C (extended option)
  • Protection class: IP40 (device body), IP20 (panel opening)

Functional Features

• Comprehensive Protection: Offers a wide range of protection functions to safeguard against various fault conditions, ensuring system stability and reliability.
• High Sensitivity and Selectivity: Utilizes unique multi-frequency admittance-based earth fault protection for accurate fault detection and isolation, minimizing system downtime.
• Advanced Communication Capabilities: Supports standard communication protocols for seamless integration with substation automation systems, enabling remote monitoring and control.
• Flexible Configuration: Provides ready-made standard configurations for fast setup, with tailoring capabilities to meet specific application requirements.
• Self-Supervision and Diagnostics: Continuously monitors relay hardware and software, storing event logs and fault records for analysis and optimization.
• User-Friendly Interface: Features a large graphical display and intuitive HMI for easy operation and configuration, reducing training requirements.

Application Scenarios

• Utility Substations: Protects overhead lines and cable feeders in primary and secondary distribution substations, ensuring reliable power delivery to end-users.
• Industrial Power Systems: Safeguards critical equipment in manufacturing plants, petrochemical facilities, and other industrial settings, preventing electrical faults from impacting production.
• Renewable Energy Integration: Supports grid connection and protection for wind and solar power generation systems, facilitating the integration of renewable energy sources.
• Infrastructure Projects: Applied in railways, airports, and data centers for reliable power distribution and protection, ensuring continuous operation of essential services.
• Distributed Generation Networks: Protects feeders in networks with distributed generators, maintaining system stability and preventing islanding and other issues.