The ABB REF545KC133AAAA Protective Relay Module provides advanced protection for electrical systems against overloads, short circuits, and other faults. It is ideal for use in power distribution systems, industrial plants, and commercial buildings.
Description
ABB REF545KC133AAAA Protective Relay Module
The ABB REF545KC133AAAA Protective Relay Module delivers advanced protection for industrial power systems, ensuring reliable fault detection and circuit protection. This essential component safeguards electrical networks against overloads, short circuits, and earth faults while enabling remote monitoring capabilities.
Technical Specifications
| Brand | ABB |
| Model | REF545KC133AAAA |
| Voltage Rating | Up to 72.5 kV |
| Frequency | 50/60 Hz |
| Protection Functions | Earth Fault, Overcurrent, Differential Protection |
| Communication | RS485 Interface |
| Certifications | IEC 61000, IEEE C37.112, UL 1446 |
Application Scenarios
This relay module is deployed in power distribution networks, substations, and industrial facilities for protecting transformers, generators, and motors. Compatible with ABB Relion® series and other automation systems, it integrates seamlessly with SCADA platforms through RS485 communication. Typical installations include medium-voltage switchgear and renewable energy plants.
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