ABB REF620 NBFNAANNNDA1BBN1XF Module for Advanced Industrial Control Systems

The ABB REF620 is a robust relay designed for the protection, control, and monitoring of medium-voltage power systems. Key specifications include a flexible input configuration, advanced fault detection algorithms, and integrated communication protocols such as IEC 61850. Typical applications involve transformer protection, feeder management, and industrial motor control. Compared to models like the ABB DI810 and PM861K01, the REF620 offers enhanced functionality in power system automation and greater adaptability to complex network requirements, making it suitable for modern smart grid applications.
The above parameters are for reference only. Please contact our technical team for precise selection.









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