ABB REF615C_C Integrated Relay Protection
Description
ABB REF615C_C Integrated Relay Protection is a dedicated feeder and transformer protection and control relay from ABB’s Relion® series, designed for medium-voltage power systems. It provides comprehensive protection, measurement, control, and communication capabilities to detect and isolate faults, prevent equipment damage, and enable automated operations.
| Specification | Value |
|---|---|
| Rated Voltage | 3kV to 36kV |
| Rated Current | 1A to 6000A |
| Protection Grade | AEC-Q200 |
| Termination Type | Wire Leads, 0.256 inch (6.50mm) lead spacing |
| Enclosure | Box, plastic with IP54 protection rating |
| Environmental Resistance | 85 degrees Celsius / 85% humidity |
| Communication Protocols | IEC 61850, MODBUS, DNP3, Profibus, Ethernet, RS-232 |
| Mounting Type | 19-inch rack, panel, or floor mounting |
Key Features:
- Comprehensive protection functions including directional and non-directional overcurrent, ground fault, voltage, frequency, power, distance, and transformer protection
- Advanced multi-frequency admittance-based ground fault protection for improved sensitivity and selectivity
- Built-in measurement capabilities for current, voltage, power, energy, current/voltage sequence components, and calculated values like maximum demand and phase imbalance
- Fault recording with 12 analog and 64 digital channels, up to 100 fault records (20 seconds each), and 512 time-stamped event records
- Remote monitoring and control with auto-reclosing, island operation, and sync-check functions for safe grid connection
- Intuitive LCD display and membrane keyboard for easy configuration and operation
Applications:
- Medium-voltage radial, loop, and mesh distribution networks with or without distributed power
- Industrial power distribution systems, power plants, and substations
- Wind farms and solar power plants
- Oil and gas facilities
Related Models:
- REF615: Basic model with core protection and control functions
- REF615A: Advanced model with expanded protection and control features
- REF615B: Economical model with basic protection and control functions