Chelsea incorporates innovations like an advanced design of gears that increases the contact between teeth and procures a more silent operation and an electronic control of sobrevelocidad that protects the auxiliary equipment (takings of strength, pumps and cylinders) keeping the speed of operation inside the limits specified by the customer.
The series 278 is available in version SuperTorque that provides until 20% more than capacity of pair that the series 278 standard. The characteristics of the model 278 are lubricación internal, six relations and wide coverage of speeds, in addition to a design of carcasa increased to obtain a maximum free space when it mounts a bomb directly.