ABB REG615 Generator and Interconnection Protection

Product Description

The ABB REG615 is a highly reliable generator and interconnection protection relay designed for industrial and utility power systems. It integrates protection, control, measurement, and supervision into a single compact device, ensuring stable operation for synchronous generators and distributed generation units. Moreover, its preconfigured standard settings enable rapid commissioning while maintaining flexibility for tailored system requirements. The REG615 combines advanced communication protocols and intuitive interfaces to deliver high-performance protection and monitoring.

Key Features

• Comprehensive generator protection including 100% stator earth-fault, differential, and out-of-step protection.
• Interconnection protection supports islanding detection for renewable energy systems like solar and wind farms.
• IEC 61850 compliant with HSR and PRP redundancy for highly reliable Ethernet communication.
• User-friendly HMI and web interface with customizable single-line diagrams.
• Plug-in withdrawable design simplifies installation, testing, and maintenance.
• Supports Modbus, DNP3, IEC 60870-5-103, and Profibus DPV1 via adapter.
• Optional arc protection and high-speed output capabilities.
• IEEE 1588 V2 for precise time synchronization across networked devices.

Technical Specifications

• Protection Functions:
  • Stator earth-fault: 100%
  • Generator differential
  • Loss-of-synchronism
  • Overcurrent, voltage, frequency
  • Thermal overload
• Interconnection Protection: Islanding detection and safe disconnection of distributed generation units
• Communication Protocols:
  • IEC 61850 Edition 1 & 2
  • IEC 60870-5-103
  • DNP3
  • Modbus®
  • Profibus DPV1 (via adapter)
• Ethernet Redundancy: PRP (Parallel Redundancy Protocol), HSR (High-availability Seamless Redundancy)
• User Interface: Large LCD, editable SLDs, local HMI, web browser access
• Mounting: Withdrawable plug-in design for fast installation
• Lifecycle Support: Full ABB lifecycle services available

Typical Applications

• Synchronous generator protection in power plants and industrial facilities.
• Distributed energy interconnection for solar, wind, and hybrid power systems.
• Utility substations requiring compact and versatile protection solutions.
• Industrial microgrids with critical reliability and supervision requirements.

Support & Maintenance

ABB provides extensive lifecycle services, including commissioning, remote support, firmware updates, and preventative maintenance. The modular design ensures easy replacement or upgrading without system downtime.

FAQ

Q: Can the REG615 handle both generator and interconnection protection? A: Yes, it integrates comprehensive generator and interconnection protection in a single device.

Q: Which communication protocols are supported? A: IEC 61850, Modbus, DNP3, IEC 60870-5-103, and Profibus DPV1 via adapter.

Q: Does it support redundant Ethernet networks? A: Yes, both PRP and HSR redundancy are supported for high availability.

Q: How easy is installation and maintenance? A: Its plug-in withdrawable design allows fast installation, testing, and maintenance.

Q: Is the device suitable for renewable energy integration? A: Absolutely, it ensures safe islanding detection for solar, wind, and other distributed sources.