Compact Relay for Feeder Protection Applications REF610 ABB
Description
ABB REF610 Feeder Protection Relay is a compact, multi-functional protection and control device designed for power system feeder applications, integrating protection, measurement, control, monitoring, and communication capabilities.
| Specification | Value |
|---|---|
| Current Inputs | Four accurate current inputs |
| Rated Frequency | User-selectable 50/60 Hz |
| Output Contacts | Three normally open power output contacts; two change-over signal output contacts; three additional change-over signal output contacts with optional I/O module |
Key Features:
- Compact design suitable for new and retrofit power system installations
- Detachable plug-in unit enables fast, simple routine maintenance
- Integrated protection functions including overcurrent, thermal overload, non-directional earth fault, phase unbalance, and optional arc protection
- Supports multiple standard communication protocols: IEC61850, IEC60870-5-103, Modbus
- Comprehensive self-supervision of hardware, software, communication, and circuit status
- Local and remote control for circuit breaker open/close operations
Applications:
- Feeder protection for distribution substations with resistance or solidly grounded systems
- Marine and offshore power system applications
- Power quality monitoring and analysis for industrial and utility power networks
Related Models:
- REF610C55LCNR
- REF615
- REX610