ABB REF545KC133AAAA Industrial Protection Relay
The ABB REF545KC133AAAA is a premium overcurrent protection relay engineered to safeguard power systems in demanding industrial environments. Designed for critical electrical infrastructure, it provides comprehensive phase, ground fault, and overcurrent protection while ensuring operational continuity in power generation, distribution networks, and manufacturing facilities.
Technical Specifications
| Brand | ABB |
| Model | REF545KC133AAAA |
| Category | Protective Relay |
| Voltage Rating | Medium Voltage |
| Protection Functions | Phase Protection, Ground Fault, Overcurrent |
| Communication | Modbus RTU, Ethernet, CANopen |
| Operating Range | -40°C to +70°C | 95% Humidity |
| Certifications | IEC 61850, IEEE C37.110, UL, IEC 60947-2 |
Industrial Applications
This protection relay delivers critical safety functions in power substations, manufacturing plants, and energy distribution systems. Compatible with ABB’s REF54x series and designed for integration with control systems from Siemens, Rockwell, and Schneider Electric. Ideal for motor protection, transformer safeguards, and feeder monitoring in harsh industrial environments where fault tolerance is paramount.
Why Choose Vertex Industrial?
As a global supplier of industrial automation solutions, Vertex Industrial specializes in premium surplus and refurbished hardware from leading brands. Our technical experts provide personalized pre-sales consultation to ensure perfect system compatibility and deliver comprehensive 1-year warranty on all products.
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