REF615 ABB WIT ABB feeder protection and control relay

Product benefits

• Extensive range of protection and control functionality, either with sensors or conventional instrument transformers
• Ready-made standard configurations for fast and easy setup with tailoring capabilities
• Withdrawable plug-in unit design for swift installation and testing
• Large graphical display for showing customizable SLDs, accessible either locally or through an easy-to-use web-browser-based HMI
• Extensive life-cycle services

Product features

• Directional and non-directional overcurrent and earth-fault protection, voltage, frequency and power based protection and measurement functionality
• Extensive earth-fault protection portfolio with unique multi-frequency admittance-based protection for higher sensitivity and selectivity
• Optional advanced and fast fault location of short circuits and earth faults, arc protection and high-speed outputs
• Supports IEC 61850 Editions 1 and 2, including HSR and PRP, GOOSE messaging and IEC 61850-9-2 LE for less wiring and supervised communication
• IEEE 1588 V2 for high-accuracy time synchronization and maximum benefit of substation-level Ethernet communication
• Supports Modbus, DNP3 and IEC 60870-5-103 communication protocols