Here are the list of trains shown in the video
1.Train no 12510 Loco 22249 from Erode
Guwahati - Bengaluru Cantt. (Kaziranga) SF Express (PT)
2.Train no 16090 with massive offlink 25046 ET WAP4
...
more... Yelagiri Express (UnReserved) ஏலகிரி விரைவு வண்டி
3.Train no 12696 with RPM WAP7 22208 with its funky horn
Thiruvananthapuram Central - Chennai Central SF Express (PT)
happy railfanning :):)