The Cummins M11 400hp engine stands as a cornerstone in the heavy-duty trucking industry, particularly in China, where it powers a significant portion of commercial vehicles. Understanding this engine’s specifications, performance, and applications is crucial for industry professionals, fleet operators, and enthusiasts alike.
In this guide, readers will explore the technical features of the M11 engine, its advantages in various operational contexts, and maintenance best practices. Additionally, we will delve into its impact on fuel efficiency and emissions standards, highlighting its relevance in today’s eco-conscious market.
By the end of this guide, readers will gain a comprehensive understanding of the Cummins M11 400hp engine, equipping them with the knowledge to make informed decisions regarding its use and maintenance. Whether you are a seasoned mechanic or a fleet manager, this resource will enhance your expertise in one of the most reliable engines in the industry.
Comprehensive Guide to Cummins QSM11-400 Diesel Engine
The Cummins QSM11-400 is a powerful diesel engine widely recognized for its reliability and performance in various applications, including construction, agriculture, and marine propulsion. Manufactured by Chongqing Cummins Engine Plant (CCEC), this engine has become a preferred choice for heavy-duty machinery and vehicles. In this guide, we will explore the technical features, types, and applications of the QSM11-400 engine, providing a detailed overview for potential users and enthusiasts.
Technical Features of the Cummins QSM11-400
The QSM11-400 engine boasts several impressive specifications that contribute to its performance and efficiency. Below is a comparison table highlighting its key technical features:
| Feature | Specification |
|---|---|
| Engine Model | QSM11-400 |
| Rated Power | 298 kW (400 HP) |
| Rated Speed | 2100 RPM |
| Engine Type | 6 Cylinders, Inline |
| Bore x Stroke | 125 mm x 147 mm |
| Displacement | 10.8 L |
| Compression Ratio | 16.2:1 |
| Peak Torque | 1898 N·m @ 1400 RPM |
| Fuel Consumption | 64.4 L/hr |
| Aspiration Type | Turbocharged |
| Cooling Method | Water Cooled |
| Start Type | 24V, Electric Start |
| Fuel System | Common Rail High Pressure Injection |
| Packing Weight | 984 Kg |
| Dimensions | 1306 mm x 914 mm x 1280 mm |
The QSM11-400 is designed for durability and efficiency, making it suitable for various demanding applications.
Types of Cummins QSM11 Engines
The Cummins QSM11 series includes several variants tailored for specific applications. Below is a comparison table of different types of QSM11 engines:
| Engine Model | Application | Rated Power (HP) | Rated Speed (RPM) |
|---|---|---|---|
| QSM11-290 | Construction | 290 | 2100 |
| QSM11-300 | Construction | 300 | 2100 |
| QSM11-335 | Construction | 335 | 2100 |
| QSM11-350 | Construction | 350 | 2100 |
| QSM11-360 | Construction | 360 | 2100 |
| QSM11-375 | Construction | 375 | 2100 |
| QSM11-400 | Heavy-duty applications | 400 | 2100 |
Each variant of the QSM11 engine is designed to meet specific power and performance requirements, making them versatile for various industries.
Applications of the Cummins QSM11-400
The QSM11-400 engine is widely used in several sectors, including:
- Construction: The engine powers heavy machinery such as excavators, bulldozers, and cranes, providing the necessary torque and power for demanding tasks.
- Agriculture: It is utilized in agricultural equipment, ensuring efficient operation in farming activities.
- Mining: The robust design of the QSM11-400 makes it suitable for mining equipment, where reliability is crucial.
- Marine: The engine is also used in marine applications, providing propulsion for various vessels.
- Industrial: It serves in various industrial applications, including generators and power packs.
The versatility of the QSM11-400 makes it a valuable asset across multiple industries.
Conclusion
The Cummins QSM11-400 diesel engine stands out for its powerful performance, reliability, and versatility. With its robust technical specifications and various applications, it is an ideal choice for heavy-duty machinery and vehicles. Whether in construction, agriculture, or marine propulsion, the QSM11-400 continues to be a preferred engine for professionals seeking efficiency and durability.
FAQs
1. What is the rated power of the Cummins QSM11-400 engine?
The rated power of the Cummins QSM11-400 engine is 298 kW, equivalent to 400 HP.
2. What applications is the QSM11-400 engine suitable for?
The QSM11-400 engine is suitable for construction, agriculture, mining, marine, and industrial applications.
3. What is the compression ratio of the QSM11-400?
The compression ratio of the QSM11-400 engine is 16.2:1.
4. Where can I find genuine parts for the QSM11-400 engine?
Genuine parts for the QSM11-400 engine can be found at suppliers like www.coopalpower.com and remipower.com.
5. How does the QSM11-400 compare to other engines in the QSM11 series?
The QSM11-400 offers the highest power output in the QSM11 series, making it ideal for heavy-duty applications compared to its lower-rated counterparts.