Are you using a or a shared SQL server database ?

: If a component isn't on the Data Portal, you can often download an file from the manufacturer’s site (e.g., Siemens Support Portal ) [3, 29]. To Install Utilities > Parts > Import EPLAN Data Portal exchange format

This will update any part numbers that already exist in your database with new information from the EDZ file, while also adding all-new parts. If you want to keep the existing data untouched and only add the new parts from the file, you can choose .

Many other manufacturers, including , Schneider Electric , Omron , and nVent , provide EPLAN libraries on their support or product pages. Additionally, community forums and educational resource sites often host large, pre-packaged libraries from multiple manufacturers that are available for free download and use.