The cut off varies year to year so this is quite difficult to provide an exact marks range but as per previous year cut off trend the closing rank for ME for general candidate home state quota was 15402 so as per this much rank the safest score should be 180 or above so plan and prepare accordingly so that you can get admission in your desired college.

Also, you can check previous year cut off by going through the below link -

https://engineering.careers360.com/articles/jac-delhi-cutoff

Good Luck!!!