There was a download of WSOS 5.16.26 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The following versions: 5.9, 5.7 and 5.5 are the most frequently downloaded ones by the program users.
The software is included in System Utilities. The latest version of the program is supported on PCs running Windows XP/Vista/7/8/10/11, 32-bit. Commonly, this program's installer has the following filename: WSOS.exe. This program is an intellectual property of Nu-Lec. We recommend checking the downloaded files with any free antivirus.
From the developer:
WSOS 5 (Windows Switchgear Operating System 5) is a software package that allows the remote control and monitoring of pole mounted auto reclosers and load break switches/ sectionalisers :
With this software, engineers perform tasks such as analysing the history of events from each device to develop strategies for maintenance in the future, obtaining the information for system optimisation and changing protection settings and checking the current status of devices in the field from their remote P.
You may want to check out more software, such as Video Rank Checker, which might be similar to WSOS.