SAT Testing, Commissioning, and Control Systems Site Acceptance Testing (SAT) is a critical stage in the commissioning of railway signalling systems. SAT Testing Commission and Control System involves testing the installed system in a real-world operational environment to verify its functionality and safety before it is handed over for full operation. SAT testing is designed to identify any issues that might have been overlooked during the factory acceptance testing (FAT) or earlier stages of development. For more details visit here:- https://sensedge01.wixsite.com/sensedgetss/post/safety-awareness-test-in-railway-signalling-systems