IEC/TR 61850-7-510:2012(E) provides explanations on how to use the Logical Nodes defined in IEC 61850-7-410 as well as other documents in the IEC 61850 series to model complex control functions in power plants, including variable speed pumped storage power plants. This publication is to be used in conjunction with IEC 61850-7-410 which introduced the general modelling concepts of IEC 61850 to hydroelectric power plants. Keywords: power utility, automation, communication, hydroelectric