LIEBHERR R950 SME LITRONIC CRAWLER EXCAVATORS

Technical Description

The Liebherr R950 SME Litronic is a heavy-duty hydraulic crawler excavator designed for robust excavation and demolition tasks. It features two boom/stick configurations: Option 1 delivers a breakout force of 59,300 lbs and an ISO digging force of 54,680 lbs, with a maximum digging depth of 20.1 ft and a reach of 33.1 ft; Option 2 maintains the breakout force of 59,300 lbs but offers a digging force of 47,840 lbs, a deeper max digging depth of 22.6 ft, a maximum teeth height of 35.5 ft, a dumping height of 23.5 ft, and a ground-level reach of 34.7 ft. The excavator is equipped with a maximum bucket capacity of 4 cubic yards. It boasts substantial fuel and hydraulic capacities, with a 188-gallon fuel tank, a 156-gallon hydraulic system, and a 25-gallon Urea tank for emissions compliance. The powertrain includes a Tier 4 Final-compliant Liebherr D936 A7 engine, a 6-cylinder in-line water-cooled diesel delivering 299 hp at 1800 rpm, with a max torque of 1451 lb-ft at 1000 rpm. The hydraulic system operates at a pressure of 5511 psi, supporting the machine's powerful operational demands. Dimensionally, the R950 SME Litronic has a ground clearance of 1.1 ft, a cab height of 9.6 ft, an undercarriage width of 12 ft, and a 14.5 ft wheelbase, supporting an operating weight of approximately 100,860 lbs. The undercarriage features 2 carrier rollers and 10 track rollers per side with a drawbar pull of 78,234 lbs and a max travel speed of 3 mph. Its electrical system uses 24 V with dual 180 Ah batteries and a three-phase 28 V / 100 A alternator. This excavator integrates advanced control electronics, including sensor-controlled engine idling and multiple pump management for precise, efficient operation, making it ideal for complex excavation and demolition tasks requiring power, precision, and reliability.