THE PROBLEMS OF MODERNISING THE ELECTRIC EQUIPMENT AND AUTOMATION AND CONTROL SYSTEM ON AN EXAMPLE OF EXCAVATORS TYPE SRs2000 AT 'BELCHATOW' BROWN COAL MINE

摘要

The article describes the range of work carried out at modernisation of electrical part of coal excavator type SRs2000. There are presented the new solutions applied to drive control and are mentioned the difficulties that have arisen at modernisation and repair work.