Skip to product information
1 of 1


ABB REF620 Protection and Control Relay Brand New

ABB REF620 Protection and Control Relay Brand New

  • Manufacturer: ABB

  • Product No.: REF620

  • Condition:in Stock

  • Product Type: Automation Control Components

  • Product Origin: Sweden

  • Payment:T/T, Western Union

  • Weight: 2000g

  • Shipping port: Xiamen

  • Warranty: 12 months

The ABB REF620 is a highly advanced and reliable protection and control relay designed for use in substations. It offers comprehensive functionality and exceptional performance to ensure the safe and efficient operation of electrical systems.

Technical Specifications
  • Rated Voltage: Up to 800 kV
  • Rated Current: Up to 5,000 A
  • Protection Functions: Overcurrent, distance, differential, transformer, motor, breaker failure, and more
  • Communication Protocols: IEC 61850, DNP3, Modbus, and others
  • Input/Output Modules: Flexible and expandable I/O configuration options
  • Operating Temperature: -40°C to +70°C
  • Mechanical Design: Compact and modular construction, suitable for various installation environments


  • Intelligent Protection: The REF620 incorporates advanced algorithms and adaptive settings to provide precise and reliable protection against electrical faults, ensuring the security of the power grid.
  • Flexible Configuration: With a wide range of selectable functions and settings, the REF620 can be tailored to meet the specific requirements of different applications and electrical systems.
  • Versatile Communication: Equipped with various communication interfaces, including IEC 61850 and DNP3, the REF620 enables seamless integration into modern substation automation systems, facilitating remote monitoring and control.
  • Condition Monitoring: The relay offers comprehensive diagnostics and condition monitoring capabilities, allowing operators to assess the health of the protected equipment and make informed maintenance decisions.
  • Enhanced Cybersecurity: The REF620 implements robust cybersecurity measures, protecting against unauthorized access and ensuring the integrity of critical data.

Our company provides professional services: PLC module, DCS module, CPU module, etc

Our main brand:
Bently Nevada, Allen-Bradley, ABB, Honeywell, Invensys, GE Fanuc, Yokogawa, Siemens, Foxboro, Triconex, ICS Triplex, Fuji.
Hope anyone enquires from us, pls click this
Phone: +86 13306036024  (Whats-app, Skype)

You May Be Interested In

Allen Bradley ABB Bently Nevada Bachmann
1756-L61 AI820 146031-01 WT205V
1757-SRC1 FI820F 138607-01 BS208
2711C-K3M RLM01
133442-01 GIO212
1788-ENBT EI813F 133388-02 MX220
1440-RMA00-04RC EI803F 330101-00-14-90-02-00 MPC240/W
1440-TB-C DDI01 125840-01 NT250
1440-VST02-01RA DLM02 127610-01 SWI205
1606-XL60D PM802F 136294-01 AI204/2
1606-XLS240E DDO02 3300/03-01-00 DIO216
1746-OB16/D DAI04 79492-01 AIO288
1746-OB8 DAO01 330130-080-03-05 PCC200
1746-OBP16 DRA02 125744-02 CM202
1747-L524 FI810F 125712-01 ACR222/2
1747-L531 SS822 133388-01 ISI222
1747-SN/B YPQ110A
176449-04 MPC270
View full details