This indicates that the file is the first part of a multi-volume compressed archive. To extract the contents, you must have all subsequent parts (e.g., .002 , .003 ) in the same folder.
The archive was created using the 7-Zip format, which is known for its high compression ratio and support for strong AES-256 encryption. Naming Prefix (SS-Ele-030):
Files with this specific naming pattern are frequently found in:
Distributed in split parts to bypass file size limits on older storage systems or servers.