ABB BD446NN1XG
Technical Specifications
- Model: REJ601
- Product Type: Feeder Protection Relay
- Brand: ABB
- Origin: United States
- Power Supply: 24-265 V AC/DC
- Input Interface: Supports traditional current transformer (CT) interfaces and Rogowski coil analog interfaces
- Operating Temperature Range: -20°C to 70°C
- Mounting Type: Panel mounting
- Communication Protocols: Supports Modbus RTU and IEC 60870-5-103
Detailed content
Key Features
- Compact Design: The relay features a small footprint, making it suitable for space-constrained installations.
- Configurable Binary Inputs/Outputs: Users can easily configure binary inputs and outputs to meet specific application requirements.
- Self-Monitoring: The relay includes extensive self-monitoring of both hardware and software, ensuring reliable operation.
- Detachable Terminals: Terminals with short-circuit protection are detachable, enhancing safety and ease of maintenance.
- Easy Installation: Push-in installation simplifies the setup process, reducing installation time.
- Protection Functions: Provides comprehensive protection, including overcurrent, ground fault, phase sequence imbalance, thermal overload, surge current detection, and reclosing capabilities.
- Pre-Configured Functions: Ready-to-use functions facilitate quick and easy commissioning.
Application Scenarios
- Utility and Industrial Power Systems: REJ601 is designed to protect primary and secondary distribution networks, making it ideal for utility substations and industrial power systems.
- Overhead Lines and Cable Feeders: It offers primary protection for overhead lines and cable feeders in solidly grounded, resistance grounded, or isolated networks.
- Distribution Transformers: The relay includes surge current stabilization features, making it suitable for protecting distribution transformers.
- Switchgear Protection: REJ601 is widely used in switchgear applications to ensure reliable operation and protection.
- Smart Substations: Its advanced features and communication capabilities make it a valuable component in modern smart substations.
Benefits
- Reliability and Flexibility: The relay provides excellent reliability and flexibility, ensuring consistent performance in various industrial environments.
- Seamless Integration: It integrates smoothly with ABB control systems, enabling optimal performance and efficiency.
- Enhanced Safety: Features such as short-circuit protection and self-monitoring contribute to a safer operational environment.
- Efficient Commissioning: Pre-configured functions and easy-to-use interfaces simplify the commissioning process, reducing downtime.
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