Analysis of the efficiency of the bucket wheel excavator SRs2000.32/5+VR engaged on the open cast mines of electricity power of Serbia

Large capital investments in the purchase of basic equipment for the imperative have the highest possible utilization. One of the indicators of the efficiency of large systems on our open cast mines is production. In addition to this, an extremely important segment also presents failures that cause very high costs due to the standing of the system and their elimination. In this paper an analysis of two bucket wheel excavators type 2000 from the aspect of effective working time, the achieved production and system stagnation with goal to show the influence of individual factors on the final results in the evaluation of the system operation.