ABB REF542 PLUS 2RCA029395 Advanced Industrial Control Module
The ABB REF542 PLUS 2RCA029395 is a feeder protection and control relay designed for medium voltage applications. Key specs include: dual processor architecture, extensive communication options (IEC 61850), and a wide range of protection functions like overcurrent, earth-fault, and arc protection. It's typically used in industrial power systems, utility substations, and renewable energy installations. Compared to the ABB SPAU130C-AA, the REF542 PLUS offers more advanced communication capabilities and a broader set of protection functions, making it suitable for more complex power system configurations.
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