ABB REX521BBHGLB01C Protective relay

Product manual:

Advanced protection algorithm: can accurately detect and identify various fault types, and take appropriate protection measures.
Communication capability: Supports a variety of communication protocols, such as IEC 61850, Modbus, etc., for easy integration with automation systems.
Fault recording: When a fault occurs, the electrical parameters before and after the fault are recorded, which is helpful for later analysis and fault diagnosis.
User-friendly interface: Simplified setup and debugging with a graphical user interface.
Self-diagnostic function: The ability to continuously monitor their own health status to ensure reliability at critical times.
Flexibility: Programmable logic and parameters that allow adjustment to specific application requirements.

Product details picture:

More related products: