The Siemens part number 6AV6613-0AA01-0AQ0 refers to EPL Royalty for WinCC flexible Advanced. This is a licensing component used exclusively in conjunction with an Enterprise License Agreement (EPL).
Type: EPL Royalty (licensing fee)
Use Case: For customers operating under an EPL using WinCC flexible Advanced
Requirement: Must be used with an EPL Master; not valid as a standalone product