Only one type of ACIII coach has been reported, actually there are two types of ACIII coaches and third type has recently been tested at 180kmph
(1) ACIII-normal/standard, (8 coupe-64 berths-ICF, 9 coupe-72 berths-LHB)
(2) ACIII economy old in Garibrath with (9 coupe-81 berths-ICF with side middle berths)
(3) ACIII economy new (10 coupe-83 berths without side middle berths)