Description
ABB REF620 NBFNAANNNEA1BNN1XF Feeder Management Relay
The ABB REF620 NBFNAANNNEA1BNN1XF is a dedicated feeder management relay from the Relion® 620 series, designed for the protection, control, measurement, and supervision of utility and industrial power distribution systems. This advanced IED (Intelligent Electronic Device) is optimized for feeder protection in networks requiring high-speed communication and extensive I/O capabilities, particularly in the renewable energy, oil and gas, and mining sectors. By implementing the REF620 NBFNAANNNEA1BNN1XF, engineers ensure superior power quality and fault management through its full support of the IEC 61850 standard.
The product images presented are not actual photos. For further information, please get in touch with us. Email: sales@fyplc.cn | Tel: +86 15359458915
Technical Specifications
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Brand: ABB
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Model: REF620 (NBFNAANNNEA1BNN1XF)
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Availability: In Stock / Ready to Ship
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Delivery Time: 3 days after payment
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Guarantee: 12 Months Warranty
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Condition: New / Used (Tested OK)
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Application: Feeder Protection and Control
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Communication: IEC 61850, Modbus, DNP3, and redundant Ethernet
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Inputs/Outputs: High-density binary I/O configuration
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Protection Functions: Overcurrent, earth-fault, voltage, and frequency protection
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Operating Temperature: -25°C to +55°C
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Housing: Draw-out design for easy maintenance and testing
Industry Applications
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Substation Automation: Providing comprehensive protection for incoming and outgoing feeders in distribution substations.
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Renewable Energy: Managing grid connection and feeder protection for wind farms and solar power plants.
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Heavy Industry: Protecting electrical distribution networks in steel mills, chemical plants, and refineries.
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Commercial Infrastructure: Ensuring reliable power distribution for data centers and large-scale healthcare facilities.
The product images presented are not actual photos. For further information, please get in touch with us.
The REF620 NBFNAANNNEA1BNN1XF stands out for its versatility and integrated web-based HMI, allowing for rapid configuration and real-time monitoring of complex power grids.



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