ABB REF545KC133AAAA Protective Relay Module – Reliable Protection for Electrical Systems
The ABB REF545KC133AAAA is a high-performance protective relay module designed for industrial applications, providing reliable protection against faults in electrical systems. It is ideal for substations, power plants, and industrial facilities.
Brand:ABB
Model:REF545KC133AAAA
Type:Protective Relay Module
Voltage Rating:Up to 72.5 kV
Frequency Range:50/60 Hz
Protection Functions:Earth Fault, Overcurrent, Differential Protection
Interface:Communication Ports for Remote Monitoring
Certifications:IEC 61000, IEEE C37.112, UL 1446
The ABB REF545KC133AAAA Protective Relay Module is an essential component for safeguarding electrical systems against faults and overloads. Its robust design allows it to operate efficiently within a wide range of temperatures, ensuring reliable performance in diverse environments.
Equipped with multiple protection functions including overcurrent, earth fault, and phase disconnection, this module provides comprehensive defense against electrical anomalies. It quickly identifies issues and disconnects the faulty circuit, minimizing damage and downtime.
The module supports RS485 communication interface, enabling seamless integration with existing control systems for remote monitoring and control. Its compact size makes installation straightforward, saving space in crowded control panels.
Built to withstand harsh conditions, the ABB REF545KC133AAAA meets stringent international standards such as IEC 61000 and IEEE C37.115, guaranteeing consistent quality and safety. It undergoes rigorous testing procedures to ensure flawless operation under all conditions.
Installation is simple and intuitive, with clear instructions provided. Regular maintenance is easy due to its user-friendly design, ensuring minimal downtime and maximum efficiency.












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