Caterpillar 428E ext*, 2007 Technical Specifications
| SideShift or CenterMount | SS |
| SAE dig depth (mm) | 5342 |
| Reach @ ground level (mm) | 6639 |
| Loading height (mm) | 4252 |
| Bucket width, min-max (mm) | 305-1200 |
| Bucket breakout (kgf) | 5201 |
| Dipper breakout (kgf) | 2345 |
| Slew System | Twin ram |
| Loader Bucket Capacity (m3) | 1.03 |
| Dump height (mm) | 2668 |
| Bucket width (mm) | 2406 |
| Bucket breakout (kgf) | 5608 |
| Engine Make & Model | Cat 3054C DIT |
| Engine power (kW@rpm) | 67/73@2200 |
| Engine displacement (lit) | 4.4 |
| Number of cylinders | 4 |
| Pump type | VDAP |
| Pump flow (lit/min) | 125 |
| Relief valve pressure (bar) | 227 |
| Transmission type | P’Shuttle |
| Drive | 2WD/4WD |
| Speeds, FR | 4/4 |
| Maximum speed (km/h) | 40 |
| Ride control (Std/Opt/NA) | Opt |
| Travel length (mm) | 5881 |
| Travel height (mm) | 3759 |
| Width (mm) | 2368 |
| Turn circle radius without brakes (mm) | 10800 |
| Operating weight (kg) | 7799 |
| Model | 428E ext* |
Introduction
The Caterpillar 428E ext* is a versatile backhoe loader that is widely used in the construction industry for excavation, loading, and material handling tasks. This machine comes with a range of features and specifications that are designed to improve efficiency, productivity, and safety. In this article, we will analyze the advantages and disadvantages of the relevant features and specifications to provide a comprehensive and balanced assessment of the Caterpillar 428E ext*.
Advantages of SideShift and CenterMount
The Caterpillar 428E ext* is available with two different mounting options: SideShift and CenterMount. The SideShift system allows the operator to move the backhoe attachment horizontally without moving the entire machine, whereas the CenterMount system allows for greater stability and lifting capacity.
One advantage of the SideShift system is that it allows the operator to work in tight spaces where maneuvering is difficult. This feature can be particularly useful in urban areas where there may be limited access to construction sites. The ability to move the backhoe attachment horizontally can also improve efficiency by reducing the time needed to reposition the machine between tasks.
The CenterMount system, on the other hand, provides greater stability and lifting capacity, making it ideal for heavy-duty applications. This feature allows the machine to lift and move larger objects with ease, making it a valuable asset on construction sites where heavy materials need to be moved or excavated.
Disadvantages of SideShift and CenterMount
While the SideShift and CenterMount systems have their advantages, they also have some disadvantages. One disadvantage of the SideShift system is that it can be more difficult to operate than the CenterMount system. Since the SideShift feature is a separate hydraulic system, it requires more time and effort to engage.
The CenterMount system, on the other hand, is more stable and provides greater lifting capacity, but it can be less maneuverable than the SideShift system. This can make it more difficult to use in tight spaces or on uneven terrain.
Advantages of SAE Dig Depth
The Caterpillar 428E ext* has an SAE dig depth of 5342mm, which means that it can excavate to a depth of over 5 meters. This feature makes it ideal for tasks such as foundation digging and trenching, where a deep excavation is required.
A deeper excavation also means that the operator can complete the job in fewer passes, which can improve efficiency and reduce the time needed to complete the job.
Disadvantages of SAE Dig Depth
One disadvantage of the deeper dig depth is that it can increase the risk of accidents. A deeper excavation may result in the walls of the trench collapsing, which can cause injury or death to the operator or other workers on the site. It is therefore important for the operator to take adequate safety measures when working on deep excavations.
Advantages of Loader Bucket Capacity
The Caterpillar 428E ext* has a loader bucket capacity of 1.03 cubic meters, which means that it can move a large amount of material in a single pass. This feature can be particularly useful in applications where a large volume of material needs to be moved quickly.
The large capacity also means that the operator can complete the job in fewer passes, which can improve efficiency and reduce the time needed to complete the job.
Disadvantages of Loader Bucket Capacity
One disadvantage of the larger bucket capacity is that it can increase the weight of the machine, which can make it more difficult to maneuver. It may also put more strain on the engine and other components, which can increase the risk of breakdowns and maintenance issues.
Advantages of Engine Power
The Caterpillar 428E ext* has an engine power of 67/73kW @2200 rpm, which means that it can provide a high level of performance and power. This feature can be particularly useful in applications where the machine is required to perform heavy-duty tasks, such as digging and excavation.
The powerful engine also means that the machine can operate at higher speeds, which can improve efficiency and reduce the time needed to complete the job.
Disadvantages of Engine Power
One disadvantage of a more powerful engine is that it can be more expensive to maintain and operate. A powerful engine requires more fuel and produces more emissions, which can increase the cost of operation and maintenance.
Advantages of Pump Flow
The Caterpillar 428E ext* has a pump flow of 125 liters per minute, which means that it can provide a high level of hydraulic power. This feature can be particularly useful in applications where the machine is required to perform heavy-duty tasks, such as excavation and material handling.
The high pump flow also means that the machine can operate at higher speeds, which can improve efficiency and reduce the time needed to complete the job.
Disadvantages of Pump Flow
One disadvantage of a high pump flow is that it can increase the risk of hydraulic issues, such as leaks and overheating. A high pump flow puts more strain on the hydraulic system, which can increase the risk of breakdowns and maintenance issues.
Advantages of Transmission Type
The Caterpillar 428E ext* has a P’Shuttle transmission type, which means that it can quickly and easily shift between forward and reverse. This feature can be particularly useful in applications where the machine needs to move quickly, such as when loading and unloading materials.
The P’Shuttle transmission is also designed to improve fuel efficiency, which can help to reduce the cost of operation.
Disadvantages of Transmission Type
One disadvantage of a P’Shuttle transmission is that it can be more expensive to maintain and repair than other transmission types. The P’Shuttle transmission is a complex system, which means that it requires more specialized knowledge and expertise to repair and maintain.
Overall Assessment
Overall, the Caterpillar 428E ext* is a versatile and efficient backhoe loader that is ideal for a wide range of construction applications. It comes with a range of features and specifications that are designed to improve efficiency, productivity, and safety. While these features and specifications have their advantages and disadvantages, they combine to create a machine that is reliable, powerful, and easy to operate.
Real-world examples of the practical applications of the Caterpillar 428E ext* include excavation and trenching for pipeline installations, loading and unloading materials on construction sites, and material handling in mining operations. Whether it is used for commercial or industrial purposes, the Caterpillar 428E ext* is a valuable asset that can improve efficiency, reduce costs, and increase productivity.
