ABB REF615E-G HBFEAEAGNDA1ABA1XG

Technical Specifications

• Rated Voltage: Suitable for medium-voltage applications, typically up to 36 kV
• Rated Current: Handles current ratings up to 4000 A, adaptable to various system requirements
• Protection Functions:
  • Overcurrent protection (phase and earth fault)
  • Short-circuit protection
  • Overload protection
  • Overvoltage and undervoltage protection
  • Overfrequency and underfrequency protection
  • Negative sequence protection
  • Breaker failure protection
• Measurement Accuracy: High-precision digital signal processing for accurate current, voltage, power, and energy measurements
• Communication Protocols: Supports multiple protocols including IEC 61850, Modbus TCP/RTU, IEC 60870-5-103, and DNP3 for seamless integration into automation systems
• Environmental Conditions:
  • Operating temperature range: -25°C to +55°C
  • Storage temperature range: -40°C to +85°C
  • Relative humidity: 5% to 95% (non-condensing)
  • Protection class: IP65 (dust-tight and protected against water jets)
• Dimensions and Weight:
  • Dimensions: Compact design suitable for panel mounting
  • Weight: Approximately 4-5 kg (depending on configuration)

Functional Characteristics

• Advanced Protection Algorithms: Utilizes sophisticated algorithms for accurate and fast fault detection, minimizing damage to equipment and ensuring grid stability.
• Flexible Configuration: Allows users to customize protection settings, time-current curves, and logic functions according to specific application requirements.
• Comprehensive Monitoring: Provides real-time monitoring of electrical parameters, breaker status, and system health, enabling proactive maintenance and troubleshooting.
• Event and Fault Recording: Records detailed event and fault information, including time-stamped data, for post-event analysis and system optimization.
• User-Friendly Interface: Features an intuitive LCD display and keypad for easy parameter setting, querying, and operation.
• High Reliability: Built with high-quality components and rigorous manufacturing processes, ensuring stable operation in harsh industrial environments.
• Modular Design: Supports modular expansion with additional I/O modules, communication interfaces, and power supplies for enhanced functionality.

Application Scenarios

• Utility Substations: Used for protecting and controlling feeders in medium-voltage substations, ensuring reliable power supply to residential and commercial areas.
• Industrial Power Systems: Applied in manufacturing plants, process industries, and mining operations to protect critical power equipment and improve system reliability.
• Renewable Energy Integration: Facilitates the integration of renewable energy sources like solar and wind power into the grid by providing reliable protection and control for distributed generation systems.
• Infrastructure Projects: Suitable for urban rail transit, airports, water treatment plants, and natural gas transmission systems to ensure safe and efficient operation of equipment and systems.
• Smart Grids: Plays a key role in smart grid applications by enabling real-time monitoring, control, and optimization of power distribution networks.