Description
The ABB RET615 is a dedicated transformer protection and control relay from the Relion 615 series. It integrates protection, control, monitoring, and supervision functions in one compact device. RET615 is designed for two-winding power transformers, unit transformers, and step-up transformer groups in utility and industrial distribution systems.
Specifications
- Manufacturer: ABB
- Series: Relion 615
- Model: RET615
- Application: Two-winding power transformers, unit transformers, step-up transformer groups
- Protection Functions: Differential protection, overcurrent protection, earth-fault protection, overload protection
- Communication Protocols: IEC 61850 Ed.2, IEC 60870-5-103, Modbus®, DNP3
- Redundancy Support: PRP (Parallel Redundancy Protocol), HSR (High-availability Seamless Redundancy)
- User Interface: Large LCD display with single-line diagram editing
- Installation: Withdrawable design for easy installation and testing
- Weight: Approx. 3.0 kg
- Country of Origin: Sweden
Features
- Comprehensive Protection: Integrated differential, overcurrent, earth-fault, and overload protection.
- Digital Compensation: Automatic correction for CT ratio differences and phase shifts.
- Advanced Communication: IEC 61850 compliance with multiple industrial protocols.
- Redundant Networking: Supports PRP and HSR Ethernet redundancy for maximum reliability.
- User-Friendly Interface: Large LCD with editable single-line diagrams, accessible locally or via web browser.
- Lifecycle Support: Configurable and maintained using ABB’s PCM600 tool.
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