Core Value:
ABB REF542 plus is a versatile and reliable feeder protection and control unit designed for medium-voltage switchgear, offering advanced protection, control, and monitoring functions to enhance grid stability and operational efficiency in industrial and utility applications.

Features:
• Integrated protection functions (e.g., overcurrent, earth fault)
• Programmable logic control for automation tasks
• Communication capabilities via protocols like IEC 61850 and Modbus

Applications:
• Medium-voltage distribution networks in industrial plants
• Utility substations for feeder protection and control