REG670 | ABB Generator Protection Relay
Description
ABB REG670 Generator Protection Relay is an advanced intelligent electronic device (IED) from the ABB Relion® protection and control relay series, designed to provide comprehensive protection, monitoring, and control for generators, motors, and transformers in industrial and utility power systems.
| Specification | Value |
|---|---|
| Maximum Voltage Range | 690V |
| Maximum Current Range | 40A |
| Operating Temperature Range | -40 to 70 degrees Celsius |
| Supply Voltage | 24V to 240V DC or AC |
| Frequency Operating Range | 5Hz to 95Hz |
| Measurement Accuracy | Power error <0.5%, voltage/current error <0.25% |
| Communication Protocols | IEC 61850-8-1, IEC 60870-5-103, TCP/IP, DNP 3.0, LON, SPA |
| Analog/Switch Channels | Up to 40 analog channels, 96 switch channels |
Key Features:
- Comprehensive protection functions including overcurrent, overvoltage, under/overfrequency, loss of excitation, ground fault, and differential protection
- Advanced monitoring capabilities for voltage, current, power, energy, thermal conditions, vibration, and partial discharge
- User-friendly backlit LCD display and configurable relay outputs for flexible operation
- Modular, compact design with field-optimizable measurement accuracy
- Internal monitoring of 12V, -9V, and 5V power supplies for enhanced reliability
Applications:
- Power generation facilities for generator and transformer protection
- Industrial plants for motor protection and system stability
- Substations for power system parameter monitoring and equipment protection
- Microgrids and renewable energy installations to support distributed generation
Related Models:
- ABB REG670 (REL670 variant)
- ABB REG650
- ABB REG630