The Ultimate Guide to Doosan DX140 Excavators
The Doosan DX140 series of excavators is recognized for its exceptional performance, reliability, and innovative technology that meets the demands of various construction and excavation tasks. This guide delves into the different types of DX140 excavators, their specifications, applications, and features, providing a comprehensive overview for potential buyers and operators.
Comparison of Doosan DX140 Excavators
| Model | Type | Applications | Key Features |
|---|---|---|---|
| DX140LC-5 | Crawler Excavator | General construction, landscaping | High-pressure common rail engine, Smart Power Control |
| DX140LCR-7 | Reduced Tail Swing | Urban jobsites, tight spaces | Shorter machine length, powerful hydraulics |
| DX140LC-5 | Crawler Excavator | Infrastructure, utilities | Four power modes, auto shutdown for fuel savings |
| DX140LCR-5 | Reduced Tail Swing | Roadways, bridge work | Dozer blade option, enhanced cab comfort |
Introduction to the Doosan DX140 Series
The Doosan DX140 series is known for its versatility and efficiency in the field. Whether you need to dig, lift, or move heavy materials, these excavators are designed to handle a variety of tasks with ease. Built with a focus on durability and user comfort, they are suitable for both urban environments and large construction sites.
Performance and Engine Specifications
The DX140 excavators are equipped with advanced engine technology that ensures optimum power and fuel efficiency. The high-pressure common rail fuel system works in conjunction with the Electronic Power Optimizing System (EPOS) to enhance performance across various work modes.
Key Engine Features:
- Engine Type: High-pressure common rail diesel engine
- Power Output: Robust power suitable for heavy lifting
- Fuel Efficiency: Enhanced fuel savings with auto shutdown features
Hydraulic System Excellence
The hydraulic system of the DX140 series is designed to deliver exceptional performance under all conditions. Its innovative technologies, such as Smart Power Control, ensure efficient operation while maintaining power during demanding tasks.
Hydraulic System Features:
- Variable Speed Control: Adjusts hydraulic performance according to the task
- Pump Torque Control: Maximizes power delivery for challenging digging conditions
- One-Touch Power Boost: Temporarily increases hydraulic power for difficult tasks
Comfort and Ergonomics
Operator comfort is paramount in the design of the DX140 excavators. With spacious cabs and high-performance climate control systems, operators can work efficiently without fatigue.
Cab Features:
- Spacious Design: Allows for easy movement and operation
- Visibility: Enhanced visibility through strategically placed cameras
- Adjustable Seating: Air suspension seats with multiple adjustments for comfort
Maintenance and Durability
Doosan has engineered the DX140 excavators for longevity and ease of maintenance. The durable components and centralized maintenance features reduce downtime and extend the lifespan of the machine.
Maintenance Highlights:
- Centralized Grease Points: Simplifies maintenance tasks
- Durable X-Chassis: Provides stability and strength
- Extended Service Intervals: Designed for longer periods between maintenance checks
Technical Specifications Comparison
| Feature | DX140LC-5 | DX140LCR-7 |
|---|---|---|
| Engine Power | High-pressure common rail | DEVELON diesel engine |
| Operating Weight | 31,000 lbs | 30,000 lbs |
| Maximum Digging Depth | 15.5 ft | 14.8 ft |
| Maximum Reach | 24.5 ft | 23.4 ft |
| Cab Features | 7-in. LCD, air suspension | Multi-function Smart Touch screen |
| Hydraulic Flow Rate | 43.2 GPM | 43.5 GPM |
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Conclusion
The Doosan DX140 excavators stand out in the competitive market for their powerful engines, efficient hydraulic systems, and operator-centric designs. Whether you’re working in tight urban spaces or large construction sites, the DX140 series offers reliable performance and comfort. With a focus on durability and ease of maintenance, these excavators are an excellent choice for any excavation project.
FAQ
What is the primary advantage of the DX140LCR model?
The DX140LCR model features a reduced tail swing design, making it ideal for working in confined spaces without compromising on power or performance.
How do the different power modes affect performance?
The DX140 series offers four power modes, allowing operators to select the most efficient setting for their specific task, optimizing fuel consumption and productivity.
What maintenance features are included in the DX140 excavators?
These excavators come with centralized grease points for easy maintenance and extended service intervals to minimize downtime and reduce operating costs.
How does the Smart Power Control work?
Smart Power Control optimizes machine efficiency by adjusting hydraulic performance based on the task, maintaining productivity while saving fuel.
Are there options for auxiliary hydraulics?
Yes, the DX140 series can be equipped with optional two-way auxiliary hydraulics, allowing for greater versatility with attachments.
What type of engine is used in the DX140 excavators?
The DX140 excavators use a high-pressure common rail diesel engine that delivers robust power and fuel efficiency.
How spacious is the cab in the DX140 series?
The cab is designed for operator comfort, providing ample space, excellent visibility, and advanced climate control features.
Can the DX140 excavators comply with emissions standards?
Yes, the DX140 models are equipped with technologies that meet Tier 4 emissions standards, ensuring environmentally friendly operation.
What is the purpose of the auto shutdown feature?
The auto shutdown feature helps save fuel by turning off the engine during periods of inactivity, reducing overall operating costs.
Where can I find more information about purchasing a DX140 excavator?
You can visit various equipment trading websites such as www.machinerytrader.com or contact a local Doosan dealer for detailed inquiries and purchase options.
