all new WAP-7 are based on IGBT so new WAP-7 are type of WAP-7(I) some shed mentions this like Bhilai done with its first IGBT loco WAP-7(I) 30432, while TATA doesn't written anywhere its upon shed but its IGBT fitted so I can be used to its name.
please wait...Translate to HindiKya baat hai, sab naye WAP-7 ab IGBT par adharit hai toh sab naye WAP-7 I ke type ke hain. Kuch sheds ne is baare mein bataya hai jaise Bhilai ne apni pehli IGBT loco WAP-7(I) 30432 ke saath kiya, jabki TATA ke shed mein kahin likha nahi hai lekin ismein IGBT laga hai toh iska naam istemal kiya ja sakta hai.