Crawler Tractors and Pipe Layers Product Information LR-Kohletagebau_11_2010.indd 1 Applications in open cast coal mines and coal power stations 23.11.
Crawler tractors in open cast coal mining Uses of Liebherr large crawler tractors In open cast coal mining, crawler tractors are used to loosen and displace excavated material in order to prepare terrain for large excavators and to form and clean roadways. High pull and pushing force The friction-locked and infinitely variable hydrostatic travel drive give Liebherr crawler tractors high pull and pushing forces. This innovative drive system enables simple and safe operation in all work situations.
Belt reverse crawler tractor in open cast coal mining Liebherr PR 754 belt reverse crawler. The efficient combination device. The basic machine can be converted into a “belt reverse” crawler in a very short time. This allows long conveyor belt systems to be shifted sideways. This multiple use of machine reduces the amount of devices required and brings about a substantial reduction in costs for the operator.
Pipe layers in open cast coal mining Maximum reverse power for large conveyor belts. The RL 64 Liebherr pipe layer in belt reverse application. In order to shift to the side conveyor belts which are kilometres long and very heavy, Liebherr offers an innovative solution: the new and powerful RL 64 pipe layer with a lifting capacity of over 90 tons.
Crawler tractors for dumping coal Dumping coal in power stations. Liebherr offers specially equipped crawler tractors which dump large amounts of coal with extraordinary power and efficiency. What are the advantages of using crawler tractors for dumping coal? • The excellent climbing power of the crawler tractor enables the coal to be stockpiled very high in a limited space. The available storage area for coal can be used much more efficiently. • Coal becomes heavily compacted.
PR 764 with reduced outdoor noise Strict noise emissions guidelines for certain coal power stations. For power stations located close to cities or residential areas, it is becoming increasingly important to reduce the noise emissions to a minimum for the inhabitants. Liebherr offers the solution! The PR 764 can be optionally equipped with a noise reduction packet which helps you to stay well within the European noise emission limits for construction machines.
Crawler tractors for ash dumping Special device design for reliable operation. Dumping coal ash on very dry days often subjects you and the machine to a high degree of dust contamination. To deal with this problem, Liebherr offers special options which protect the driver and the crawler. Custom-made requirements and solutions • Liebherr crawler tractors are equipped as standard with a pressurised cabin so that outside air can only enter the cabin via the air filter.
NTB_RS_A4_D.qxd 26.03.2007 8:53 Uhr Seite 1 The Liebherr Group of Companies Wide product range State-of-the-art technology The Liebherr Group is one of the largest construction equipment manufacturers in the world. Liebherr’s highvalue products and services enjoy a high reputation in many other fields, too. The wide range includes domestic appliances, aerospace and transportation systems, machine tools and maritime cranes.
