The new R2900 XE from Caterpillar, built on the platform of our most popular underground loaders, marks a significant advancement as the first Cat® diesel-electric underground LHD. Designed to address the underground mining industry’s demands for larger payloads, faster loading, and reduced emissions, it embodies productivity, power, and reliability.
Equipped with a powerful diesel-electric drive engine that complies with EU Stage V regulations, it delivers exceptional power to match its class-leading 18.5-tonne capacity. The R2900 XE boasts high productivity, offering smooth and swift machine responses alongside improved digging and tramming performance. By employing electric drive components, it reduces fuel consumption and enhances productivity, aiding mines in reducing greenhouse gas emissions and their carbon footprint.
Product Features for CAT R2900 XE (DIESEL-ELECTRIC) Underground Mining Load Haul Dump (LHD) Loaders:
- Diesel-Electric Hybrid Technology: The CAT R2900 XE incorporates advanced diesel-electric hybrid technology, combining the efficiency of electric drive systems with the power of a diesel engine. This hybrid system delivers improved fuel efficiency, reduced emissions, and lower operating costs compared to traditional diesel-only loaders.
- High Performance: With a powerful diesel engine and electric propulsion system, the R2900 XE offers high performance and productivity in underground mining operations. It delivers impressive tractive effort, fast acceleration, and efficient material handling capabilities, allowing for increased production and throughput.
- Regenerative Braking: The loader features regenerative braking technology, which harnesses energy during braking and deceleration phases to recharge the onboard battery system. This energy recovery system enhances overall efficiency and reduces fuel consumption, contributing to lower operating costs and environmental impact.
- Enhanced Operator Experience: The R2900 XE is designed with operator comfort and ergonomics in mind. The spacious cab provides a comfortable working environment with excellent visibility, intuitive controls, and ergonomic seating. This helps reduce operator fatigue and enhance productivity during long shifts underground.
- Integrated Technology Solutions: CAT offers a range of integrated technology solutions for their mining equipment, including the R2900 XE. These solutions enable advanced monitoring, diagnostics, and fleet management, allowing operators to optimize performance, monitor equipment health, and improve overall efficiency.
- Robust and Durable Construction: Built to withstand the demanding conditions of underground mining, the R2900 XE features a robust and durable construction. It is engineered for reliability, durability, and long-term performance, ensuring minimal downtime and maximum uptime in the harsh mining environment.
- Safety Features: Safety is a top priority in underground mining operations, and the R2900 XE is equipped with advanced safety features to protect operators and workers. These may include proximity detection systems, collision avoidance technology, and emergency braking systems, ensuring a safe working environment for all personnel.
- Environmental Compliance: The R2900 XE complies with environmental regulations and emission standards, featuring technologies to reduce emissions and minimize environmental impact. Its diesel-electric hybrid technology helps lower carbon footprint and contribute to sustainable mining practices.
Product Specifications for CAT R2900 XE (DIESEL-ELECTRIC) Underground Mining Load Haul Dump (LHD) Loaders:
- Engine:
- Engine Model: Cat® C15
- Engine Power – Stage V Engine – ISO 14396:2002: 449 HP
- Engine Power – Tier 2/Stage II Engine – ISO 14396:2002: 447 HP
- Bore: 5.39 in
- Stroke: 6.77 in
- Displacement: 928 in³
- Operating Specifications:
- Nominal Payload Capacity: 40785 lb
- Gross Machine Mass: 172157 lb
- Shipping Weight: 131988 lb
- Static Tipping Load – Straight Ahead – Lift Arms Horizontal: 95407 lb
- Static Tipping Load – Full Turn – Lift Arms Horizontal: 82889 lb
- Breakout Force – Lift (ISO): 71500 lb
- Breakout Force – Tilt (ISO): 92500 lb
- Weights:
- Operating Mass*: 122300 lb
- Operating Mass* – Front Axle: 54400 lb
- Operating Mass* – Rear Axle: 67900 lb
- Operating Mass + Rated Payload*: 163100 lb
- Operating Mass + Rated Payload* – Front Axle: 120100 lb
- Operating Mass + Rated Payload* – Rear Axle: 43000 lb
- Transmission:
- Transmission Type: Cat switched reluctance electric drive
- Forward – 1st (virtual): 3.6 mile/h
- Forward – 2nd (virtual): 5.9 mile/h
- Forward – 3rd (virtual): 10.6 mile/h
- Forward – 4th (virtual): 15.3 mile/h
- Forward – 5th (virtual): 20.8 mile/h
- Reverse – 1st (virtual): 3.7 mile/h
- Reverse – 2nd (virtual): 6.3 mile/h
- Reverse – 3rd (virtual): 11.2 mile/h
- Reverse – 4th (virtual): 16.2 mile/h
- Reverse – 5th (virtual): 20.4 mile/h
- Hydraulic System – Lift/Tilt:
- Lift/Tilt System – Circuit: Electro Hydraulic Controls
- Lift/Tilt System – Pump: Variable Displacement Piston
- Maximum Flow: 264 gal/min
- Relief Valve Setting – Main: 4597 psi
- Lift Cylinder – Bore: 7.48 in
- Lift Cylinder – Stroke: 39.8 in
- Tilt Cylinder – Bore: 10.63 in
- Tilt Cylinder – Stroke: 18.03 in
- Hydraulic Cycle Times:
- Raise: 9 s
- Dump: 2.8 s
- Lower, Empty, Float Down: 3.5 s
- Total Cycle Time: 15.3 s
- Bucket Capacities:
- Bucket Capacities: 7.4-9.8 m³ (9.7-12.8 yd³)
- Dump Bucket – 1 – Standard Bucket: 9.7 yd³
- Dump Bucket – 2: 11.2 yd³
- Dump Bucket – 3: 12 yd³
- Dump Bucket – 4: 12.8 yd³
- Turning Dimensions:
- Outside Clearance Radius**: 286 in
- Inner Clearance Radius**: 134 in
- Axle Oscillation: 8°
- Articulation Angle: 42.5°
- Tires:
- Tire Size: 29.5 R29
- Service Refill Capacities:
- Engine Crankcase: 13.7 gal (US)
- Propulsion Motor/Drop Box Oil: 18 gal (US)
- Hydraulic Tank: 89.3 gal (US)
- Cooling System (Engine Radiator): 25.1 gal (US)
- Cooling System (Drive Motor – secondary): 8.5 gal (US)
- Front Differential and Final Drives – With Axle Oil Cooling System: 37 gal (US)
- Rear Differential and Final Drives – With Axle Oil Cooling System: 40.7 gal (US)
- Fuel Tank: 174.4 gal (US)
- DEF Tank: 9 gal (US)
- Standards:
- ISO 3471:2008 ROPS; ISO 3449:2005 FOPS
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