Technical Description
The Liebherr R 970 SME Litronic is a high-performance crawler excavator engineered for demanding quarrying and mining applications. This robust machine features a powerful D9508 A7 SCR engine, delivering 449 hp (335 kW) and 2028 lb-ft of torque, meeting Tier 4 Final emission standards. The hydraulic system operates at a pressure of 5076 psi, ensuring efficient and responsive operation. With an operating weight of 177,030 lbs, the R 970 SME offers exceptional stability and lifting capacity. The excavator is equipped with a heavy-duty undercarriage, fitted with components from the next size up machine, enhancing durability and reliability. The robust design includes a counterweight for increased stability and performance, allowing for the use of larger buckets and special attachments. The maximum bucket capacity is 6.6 cubic yards, and the machine can achieve a maximum digging depth of 23.7 feet, with a maximum reach at ground level of 38.3 feet. The R 970 SME boasts a breakout force of 88,180 lbs and a digging force of 80,470 lbs, making it ideal for heavy-duty excavation tasks. The transport dimensions are 12.8 meters in length, 4.46 meters in width, and 3.665 meters in height, with a ground clearance of 2.5 feet and a height to the top of the cab of 11.9 feet. The undercarriage width is 13.7 feet, and the wheelbase is 15.8 feet. The electrical system includes a three-phase alternator (28 V / 140 A), two 180 Ah / 12 V batteries, and a sensor-controlled engine idling system, all operating at 24V. The fuel tank capacity is 301 gallons, the hydraulic system holds 196 gallons, and the urea tank is 48 gallons. The R 970 SME is designed for optimal performance, reliability, and operator comfort in the most challenging environments.
