Description
The LRA3872 Long Reach Arm is a high-performance excavator attachment engineered for demanding excavation applications. It extends to 72 feet 2 inches, providing extensive reach capabilities that facilitate access to challenging and hard-to-reach areas on the job site. The boom extends 40 feet 9 inches, while the stick measures 30 feet 5 inches, delivering significant flexibility and precision for tasks including trenching, foundation excavation, and material loading.
Key specifications include a bucket capacity of 1.1 cubic yards (0.8 cubic meters), which supports efficient material handling and movement and enhances overall job site productivity. The LRA3872’s robust construction and reliable performance make it suitable for a range of construction and excavation projects of varying complexity.
The LRA3872 integrates advanced technology and safety features, ensuring an optimized operational environment. Its combination of extended reach, substantial bucket capacity, and durable construction enhances efficiency and accuracy in various excavation and construction operations.
Excavator Weight: 38-45 tons
Features of LRA3872 Long Reach Arm
Extended Boom and Arm
The LRA3872 features an extended boom and arm configuration, enabling access to distant work areas and the excavation of deep trenches or foundations with minimal repositioning of the excavator.
Robust Construction
The LRA3872 Long Reach Arm is constructed with reinforced components and high-grade materials designed to endure heavy-duty excavation operations. This ensures durability and consistent performance in demanding conditions.
Precise Control
Equipped with advanced hydraulic systems and proportional joysticks, the LRA3872 offers precise control during digging, grading, and material handling operations, enhancing operational accuracy and efficiency.
Analysis and Simulation
Each assembly of the LRA3872 undergoes rigorous Simulation Stress and Strength Analysis to ensure optimal quality and durability. These tests are conducted using advanced engineering applications and CAD software and are overseen by qualified engineers.
NDT Testing
The LRA3872 is built for high performance, incorporating superior welding techniques that provide enhanced strength and durability. Each welded assembly undergoes thorough Non-Destructive Testing (NDT) to verify compliance with stringent quality standards.
Optional Accessories:
- Pre-Plumbed Hydraulic Lines and Hose Brackets
The long reach arm comes with pre-installed hydraulic and discharge hose lines, facilitating quicker setup and reducing labor time. The pre-plumbed system supports both hydraulic dredge pump attachments and standard mechanical dredging (pump not included).
- Hydraulic Hose Connections
The assembly includes pre-installed, highly flexible hose connections that ensure durability and strength. These hoses are designed for optimal hydraulic fluid flow, maintaining the entire system’s efficient operation.
- Slurry Discharge Hose Brackets
Optional slurry discharge hose brackets enhance flow and throughput. Their robust construction resists abrasive materials, extending the operational life and minimizing downtime.
Benefits of LRA3872 Long Reach Arm
Extended Reach
The LRA3872 Long Reach Arm enhances the operational range of standard excavators by extending their effective reach. This modification enables excavators to access and operate in challenging areas, such as deep dredging operations across rivers or canals, as well as high-elevation demolition tasks.
Deep Digging
This arm configuration allows for increased excavation depth, facilitating efficient operations in deep foundations, trenches, and underground utilities. The extended reach reduces the need for frequent excavator repositioning, optimizing workflow, and enhancing site productivity.
Versatility
The LRA3872 is compatible with various attachments, providing versatility across multiple applications. Operators can easily interchange attachments, accommodating different operational requirements without the need for additional equipment.
Extreme Precision
The long reach arm improves the precision of excavation and dredging tasks, enabling operators to perform high-accuracy operations in difficult-to-reach areas. This precision enhances the excavator’s overall effectiveness in complex and confined work environments.
Environmental Considerations
The LRA3872’s design minimizes operational disturbances compared to other attachments. Utilizing this long reach arm reduces the impact on surrounding ecosystems and wildlife habitats, making it a more environmentally responsible choice for excavation and dredging activities.
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