Wahi mein sochun ..SSI ..work peechley saal hi mui - aljn mein huaa hai ..
For high speed controlling ..
Aur lko mein ssi hai ..toh yeh purana kaisey hain ..
Aaj bhi lko mein cabin sey interlocking hota hai ..
BTW...
more...
ABR side mein yaha Touchscreen plus 2 way button system hain ..
So yeh kaunsaa interlocking pey aadahrit hai..?
Nwr Aii division..