Relion protection and control product family offers a comprehensive portfolio of protection and control products, designed to the IEC 61850 standard, for generation, transmission, distribu- tion and industrial applications. To ensure interoperable and future-proof solutions, Relion protection and  control IEDs have been designed to implement the core values of the IEC 61850 standard. These products interoperate with other IEC 61850 compliant IEDs, tools and systems. Their performance meets comprehensive communication tasks, for example, GOOSE messaging for horizontal communication. One common tool, PCM600, for all Relion products from application and communication configuration to disturbance handling   ensures maximum engineering efficiency.