ABB Transformer protection and control RET615 IEC Numerical Relay

ABB Transformer protection and control RET615 IEC Numerical Relay

ABB TRANSFORMER PROTECTION AND CONTROL RET615 IEC NUMERICAL RELAY COMPACT AND VERSATILE SOLUTION FOR UTILITY AND INDUSTRIAL POWER DISTRIBUTION SYSTEMS

ABB RET615 IEC is a dedicated transformer protection and control relay for protection, control, measurement and supervision of power transformers, unit and step-up transformers, including power generator-transformer blocks, in utility and industrial power distribution systems.

Scope
Protection for two-winding power transformers including differential protection

Production benefits

• Compact and versatile solution for utility and industrial power distribution systems with integration of protection, control, monitoring and supervision in one relay
• Extensive range of protection and control functionality for two-winding power transformers, including advanced and fast differential protection with high inrush stability
• Ready-made standard configurations matching the most commonly employed vector groups ? for fast and easy setup with tailoring capabilities
• Withdrawable plug-in unit for swift installation and testing
• Large graphical display showing customizable SLDs, accessible either locally or through an easy-to-use web-browser-based HMI
• Extensive life-cycle services

Product features

• Transformer differential with voltage protection and measurement functionality
• Supports various neutral earthing options, matching either high-impedance or numerically low-impedance restricted earth-fault principles
• Optional 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