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Relion® 615 series – reliable and innovative protection and control since 2008

The wide application coverage and extensive range of state-of-the-art protection and control functionality make ABB’s renowned Relion® 615 series of relays the ideal choice for the great variety of applications within distribution protection and control. Since its launch in 2008, it is therefore no surprise that 615 has grown to become our bestselling series of relays, with more than 500,000 units sold worldwide to date. With ABB continuing to drive and embrace innovative technological advancements, the 615 series today is stronger than ever before and will continue to be a series to rely on for years to come – evolving alongside the power system and supporting the increasing digitalization of the grid.


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