ABB REU615 REU615E_D Feeder Protection and Control Relay (2RCA023019A0004C) protection and control relay-a numerical, high-performance relay for the protection, control, and monitoring of electrical feeders in industrial and power distribution systems-engineered for accuracy and reliability, with fast fault detection ensuring stable operation with enhanced system safety. An exceptionally trustworthy system solution for electrical networks of utmost importance at Aeliya Marine.