ABB RET670 Transformer Protection and Control Relay
Description
ABB RET670 1MRK004816-AC Transformer Protection and Control Relay is a highly customizable, multifunctional digital protection and control relay from the ABB Relion 670 series, designed for high and medium voltage power grids, with specialized use for 220kV and higher voltage lines in smart substations.
| Specification | Value |
|---|---|
| Operating Power Supply | 88–264 VDC / 100–240 VAC |
| Operating Temperature Range | -25 to 55 degrees Celsius |
| Protection Class | IP20 (for cabinet installation) |
| Sampling Rate | 4 kHz (80 points per cycle at 50Hz) |
| Communication Interfaces | 2×10/100 Mbps Ethernet (supports PRP/HSR redundancy), RS-485 (Modbus RTU) |
| Supported Protocols | IEC 61850 Ed.2 (including GOOSE, Sampled Values), IEC 60870-5-103, DNP3.0 |
| Time Synchronization Methods | IRIG-B (DC), SNTP, PTP (IEEE 1588) |
| Input Channels | 3×phase current (1A/5A selectable), 3×phase voltage, zero sequence current/voltage |
Key Features:
- Integrates multiple protection functions including optical fiber current differential, 3-stage phase/ground distance protection, 4-stage zero sequence overcurrent, breaker failure protection, and auto-reclosing
- Highly customizable to fit complex network configurations
- Supports fault recording, event logging with time stamps, and remote setting management
- Designed for stable operation in harsh industrial environments
- Enables seamless integration into substation automation systems for smart grid applications
Applications:
- High and medium voltage power grids, including 220kV and higher voltage transmission lines
- Smart substations and substation automation systems
- Industrial power systems, including oil and gas, petrochemical, and renewable energy facilities
- Protection and control of transformers, motors, and other electrical equipment
Related Models:
- ABB RET670 1MRK004816-CB
- ABB RET670 330180-50-00