Co-Co Trimount Bogie
Brief Description :

    Any rolling stock supported on two bogies, with 3 axles in each bogie is known as Co-CoTrimount Bogies arrangement. They are used on WDM2, WDM3A models of Diesel Locomotives & WAG5 & WAM4 models of Electric Locomotives.

    WDM2 & WDM3A locomotives are fitted with Alco (American Loco Company)'s TRIMOUNT Rigid bolster, Swivel type, 3 individually motored axle bogies. Bogies of Electric locomotives WAG5 & WAM4A differ from the above loco bogies by difference in Traction motors, driving gears & addition of return shunts and earthling brushes.

    Over the period of time, many modifications have been carried out in this bogie for application on different class of Locomotives as per the requirement of those locomotives.

    Fig.1: Co-Co Trimount Bogie
    Fig.2: Co-Co Trimount Bogie Components
    Fig.3: Co-Co Trimount Bogie Components