— SUCCESS STORY Smart medium-voltage solution with Relion® protection relays ACEA smart grid, Rome, Italy Improved power distribution system reliability through advanced automation and logic selectivity using the IEC 61850 standard to ensure continuous power in the city of Rome. Project at a glance Customer: Areti SpA Segment: Utility ABB products: Relion® REC615 protection relay, UniSec HBC switchgear, HySec apparatus, current and voltage sensors, Remote I/O unit RIO600 Customer challenge Drastic reduction of number and duration of outages and then improvement of service continuity in medium-voltage secondary distribution. The customer acknowledged the need to ensure continuity of electricity distribution, reduce energy losses and improve the overall load capacity in the gri

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