Air brake drum controllers are manufactured in accordance with customer specifications. They are suitable for controlling A.C & D.C motors used in E.O.T cranes, haulages in mines, winches, steelworks. Mainly three sizes are manufactured, 40 Amps, 60 Amps, 150 Amps. Provided with stator reversing contacts.

A star wheel and roller arm give a definite step location. The crank type operating handle is provided with off position trigger to prevent accidental starting or unwanted reversing. The operating handle is provided with a deadman handle if required by the client Auxiliary contacts are provided for Electrical interlocking.

Arc Shields:

Arc shields are provided on both D.C and A.C. type controllers.

Cable Entry:

Standard cable entry is through a base plate, other types of fittings can also be provided as per clients’ desire.

Construction:

Robust construction, top & bottom made of M.S. Plate. The fingertips are made of Hard drawn copper, grinding finish. Removable front cover made of sheet steel.

Drum:

The contact segments are of Hard drawn Electrolytic copper, turned after assembly to maintain concentricity. The contact assembly of controllers fixed on to insulated M.S. Shaft.