ABB introduces two new 615 series protection and control IEDs, REM615 and RET615. Re-engineered from the ground up, the 615 series unleash the full potential of the IEC 61850 substation communication standard. The 615 series consists of protection and control IEDs designed for the protection, control, measurement and supervision of network equipment in utility and industry power distribution networks. The IEDs are characterized by their compactness and withdrawable design and are part of ABB's Relion® product family. REM615 constitutes main protection for asynchronous motors and their drives in manufacturing and process industry. RET615 is the ultimate differential protection and control IED for two-winding power transformers and power generator-transformer blocks.