There are a total of 7 types of locomotives available in the KTM fleet.
They are:
22 Class (English Electric)
23 Class (Hitachi)
24 Class (Kawasaki)
25 Class (GM)
26 Class (Bombardier)
29 Class (Dalian)
IRCON's YDM4.
(will be updating each class of locomotive in time to come)
Interception_7, please update your thread. Thank you.