Major version upgrades (e.g., V7 → V8) require a valid Update Service Agreement (USA) .
: Includes a license for SIGRA to analyze fault records and fault recorder data. Flexible Engineering : Provides advanced tools for complex IEC 61850 station integration Key Licensing Features & Mechanics Engineering software for SIPROTEC 5 - DIGSI 5 - Siemens siemens digsi 5 license