Hello PRANAV SHANKAR T,

Congratulations You have secured a good rank yes you will definitely get ECE branch in Main campus ernakulam .As per the last years trends the closing rank for ECE branch is 2893 .All the best have bright future ahead . for more details refer the link below

https://www.google.com/amp/s/engineering.careers360.com/articles/cusat-cat-cutoff/amp

Thank you.