ABB REF542PLUS 1VCF752000 Feeder Terminal

Product Overview

The ABB REF542PLUS 1VCF752000 is a versatile multi-functional protection and control device. It is specifically designed for high-performance feeder automation in power distribution networks. This terminal integrates extensive protection, control, and monitoring functions into a single modular platform. 

Technical Specifications

• Part Number: 1VCF752000 (REF542PLUS Series).

• Protection: Overcurrent, Ground Fault, Directional, Voltage, and Frequency.

• Thermal Protection: Integrated thermal overload monitoring for cables and motors.

• Control Functions: Circuit breaker and disconnector control with synchrocheck.

• Monitoring: Real-time current, voltage, power, and high-resolution fault recording.

• Communication: IEC 60870-5-103; optional IEC 61850 and Modbus RTU/TCP.

• Power Supply: Universal AC/DC 24–250 V range.

• I/O Capacity: Highly scalable digital and analog channels based on configuration.

Key Features and Engineering Advantages

• Modular Architecture: The separate HMI and base unit design allows for flexible installation and enhanced safety by keeping high-voltage wiring away from the door.

• Universal Power Supply: A single unit can handle any auxiliary voltage from 24V to 250V, simplifying spare parts inventory.

• Integrated Programmable Logic: Includes PLC-like capabilities for complex interlocking and bay-level automation sequences.

• High-Precision Fault Recording: Captures detailed oscillographic data during trip events, facilitating rapid root-cause analysis.

• Graphical Interface: The customizable HMI screen displays real-time Single Line Diagrams (SLD), making local operation intuitive for technicians.