ABB REF620E Digital Relay for Industrial Control Applications
The ABB REF620E is a versatile protection relay designed for medium voltage applications, offering advanced overcurrent, earth fault, and voltage protection features. It operates with a wide input range, supporting various current transformer configurations, and is equipped with communication protocols like IEC 61850 for seamless integration into modern automation systems. Typical applications include power distribution networks, industrial plants, and renewable energy installations. Compared to models like ABB DI810 and ABB PM861K01, the REF620E provides enhanced functionality in protection and monitoring, making it suitable for more complex network configurations. Its modular design allows for easy upgrades and maintenance, ensuring reliability and efficiency in critical operations.
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