ABB RET670 1MRK002816-AC｜Control Relay｜

Disturbance Recording

Integrated disturbance recording provides:

Oscillography recording
Fault waveform capture
Event logging
Time-stamped fault information

Applications:

Fault analysis
Commissioning verification
Protection performance evaluation
Communication and IEC 61850 Integration

RET670 supports modern substation automation architectures.

Communication capabilities include:

IEC 61850-8-1 MMS communication
IEC 61850 GOOSE messaging
IEC 60870-5-103
DNP3

Possible applications:

Digital substations
Bay-level protection and control
SCADA integration
Station automation systems

Hardware Characteristics
Feature Description
Auxiliary Supply Wide-range AC/DC power supply options
Analog Inputs Configurable CT/VT measurement channels
Binary Inputs Configurable digital inputs
Binary Outputs Configurable trip and control outputs
HMI Large graphical LCD display
LEDs Programmable indication LEDs
Mounting 19-inch rack mounting options

Typical Applications
Power Generation
Generator step-up transformer protection
Auxiliary transformer protection
Station transformer protection
Transmission and Distribution
High-voltage transformer protection
Substation transformer bays
Grid interconnection points
Industrial Power Systems
Large plant transformers
Petrochemical facilities
Mining power systems
Steel and manufacturing plants
Protection Function Summary
Function ANSI Purpose
Transformer Differential 87T Main transformer fault protection
Restricted Earth Fault 64REF / 87N Sensitive earth fault detection
Phase Overcurrent 50/51 Backup fault protection
Earth Fault Overcurrent 50N/51N Ground fault protection
Overvoltage 59 Voltage rise protection
Undervoltage 27 Voltage loss protection
Frequency Protection 81 System frequency monitoring
Breaker Failure 50BF Backup tripping
Disturbance Recorder — Fault analysis
Event Recorder — Sequence-of-event logging
Engineering and Procurement Considerations

For replacement, spare procurement, or retrofit projects, verify:

Exact RET670 hardware revision
Firmware version compatibility
CT/VT input configuration
Communication module configuration
IEC 61850 edition compatibility
Existing protection settings file
Binary I/O allocation
Auxiliary supply voltage
Approved ABB configuration software version