ABB RED670 1MRK004810-AC Differential Protection IED in stock

ABB RED670 1MRK004810-AC belongs to ABB Relion 670 series, it is a professional line differential protection IED for high voltage transmission lines and cable circuits. It can quickly detect line internal faults, isolate fault segments and protect power grid safety in power transmission systems.

This device integrates multiple protection, measurement, monitoring and recording functions, fully supports IEC 61850 substation communication standard, equipped with LCD human-machine interface and operation keys. Widely used for new substation construction, protection cabinet upgrade and spare parts backup of power transmission system.

Data Parameters

• 1. Brand: ABB.

• 2. Model: RED670 1MRK004810-AC.

• 3. Product Type: Line Differential Protection IED.

• 4. Series: Relion 670 protection and control series.

• 5. Main Protection: Line current differential protection, overcurrent and distance protection.

• 6. Communication Standard: IEC 61850, GOOSE, MMS and Sampled Values support.

• 7. Human Interface: Built-in LCD display and function operation keypad.

• 8. Operating Temperature: -25℃ ~ +55℃.

• 9. Enclosure Protection: IP54 front panel protection rating.

• 10. Installation: 19-inch standard rack mounting for substation protection cabinet.

Core Functions

• 1. Implement high-speed line current differential protection for overhead transmission lines and power cables.

• 2. Integrate backup protection functions including distance protection, overcurrent protection and earth fault protection.

• 3. Collect voltage and current signals, realize power measurement, power quality monitoring and event recording.

• 4. Support IEC61850 GOOSE communication for interlocking, tripping and substation automation control.

• 5. Record fault waveform and event log for post-fault analysis and troubleshooting of power grid faults.

Application Scenarios

• 1. Power grid substation high voltage transmission line differential protection cabinet installation and spare parts replacement.

• 2. Thermal power plant and hydropower station outgoing line protection and control system retrofit project.

• 3. Petrochemical, mining large self-generation power plant power line protection renovation.

• 4. Urban power supply network overhead line and underground cable protection system upgrade.

• 5. Legacy substation protection relay overhaul and aging IED replacement project.

FAQ

• 1. Q: What is ABB RED670 1MRK004810-AC?
      A: It is Relion 670 series line differential protection IED, mainly used for high voltage transmission line protection in power substations.

• 2. Q: What communication protocol does RED670 support?
      A: It fully complies with IEC 61850 standard, supporting GOOSE, MMS and Sampled Values for substation automation.

• 3. Q: What is the core protection function of RED670?
      A: Its core function is line current differential protection, matched with distance and overcurrent backup protection for power transmission lines.