The Cummins ISM engine is a powerhouse in the world of heavy-duty trucking and industrial applications, particularly in China. Understanding its specifications is crucial for fleet managers, mechanics, and enthusiasts alike. This guide delves into the intricate details of the ISM engine, shedding light on its performance, efficiency, and reliability.
Readers can expect to explore the engine’s technical specifications, including horsepower ratings, torque outputs, and fuel efficiency metrics. Additionally, we will discuss its design features that contribute to durability and ease of maintenance. By the end of this guide, you will have a comprehensive understanding of the Cummins ISM engine and its significance in the Chinese market.
Comprehensive Guide to Cummins ISM Engine Specifications
The Cummins ISM engine series is renowned for its robust performance and reliability in various applications, including heavy-duty trucks, construction machinery, and marine engines. This guide delves into the specifications, technical features, and different types of Cummins ISM engines, providing a thorough understanding of what makes these engines a preferred choice in the industry.
Technical Features of Cummins ISM Engines
The Cummins ISM engine series boasts several advanced features that enhance performance, efficiency, and durability. Below is a comparison table highlighting the key technical specifications of the ISM engines.
| Feature | ISM11E4 | ISM11E5 | QSM11 |
|---|---|---|---|
| Configuration | In-line, 6 Cylinder | In-line, 6 Cylinder | In-line, 6 Cylinder |
| Bore x Stroke | 114 x 144.5 mm | 114 x 144.5 mm | 114 x 144.5 mm |
| Displacement | 10.8 L | 10.8 L | 10.8 L |
| Rated Power | 345-440 HP | 420 HP | 270 HP |
| Maximum Torque | 2080 N·m @ 1200 rpm | 2100 N·m @ 1200 rpm | 1575 N·m |
| Fuel System | BOSCH High-Pressure Common-Rail | BOSCH High-Pressure Common-Rail | BOSCH High-Pressure Common-Rail |
| Aspiration | Turbocharged & Charge Air Cooled | Turbocharged & Charge Air Cooled | Turbocharged & Charge Air Cooled |
| Emission Certification | Euro IV/V | Euro IV/V | NS II/EU Stage II |
| Weight | 984 kg | 938 kg | 984 kg |
The above table illustrates the impressive specifications of the Cummins ISM engines, showcasing their power, efficiency, and advanced technology.
Different Types of Cummins ISM Engines
The Cummins ISM engine series includes various models tailored for specific applications. Below is a comparison table of the different types of ISM engines.
| Engine Model | Application | Power Range | Torque Range |
|---|---|---|---|
| ISM11E4 | Heavy-duty trucks | 345-440 HP | 2080 N·m |
| ISM11E5 | Buses and commercial vehicles | 420 HP | 2100 N·m |
| QSM11 | Construction machinery | 270 HP | 1575 N·m |
| ISM425 | On-highway applications | 425 HP | 2102 N·m |
These models cater to various sectors, ensuring that there is a suitable engine for every need, from heavy-duty transport to construction.
Key Features of Cummins ISM Engines
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Advanced Combustion Technology: The ISM engines utilize optimized injector tips and reshaped piston bowls, improving fuel economy and emissions control.
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Electronic Integration: The engines feature an industry-standard data link that accepts inputs from all powertrain components, ensuring seamless communication and efficiency.
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High Power and Torque: With power outputs reaching up to 445 PS and torque up to 2100 Nm, the ISM engines deliver exceptional performance, especially in demanding applications.
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Emissions Technology: The engines meet Euro 4 and Euro 5 requirements through Selective Catalytic Reduction (SCR) technology, significantly reducing fuel consumption and extending service intervals.
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Durability and Reliability: The articulated pistons and hardened camshaft materials enhance the durability of the engine, making it suitable for long-term use in various environments.
Applications of Cummins ISM Engines
Cummins ISM engines are widely used in various applications, including:
– Heavy-Duty Trucks: The ISM series is a popular choice for long-haul trucking due to its power and fuel efficiency.
– Construction Machinery: Models like the QSM11 are specifically designed for construction equipment, providing the necessary torque and power for demanding tasks.
– Marine Engines: The ISM engines are also utilized in marine applications, offering reliable performance on the water.
Conclusion
The Cummins ISM engine series stands out for its powerful performance, advanced technology, and versatility across various applications. With models tailored for heavy-duty trucks, construction machinery, and marine engines, Cummins continues to lead the industry in engine innovation. For more information, you can explore resources from www.coopalpower.com, www.fjtco.cn, www.china-engine.com, fandjexports.com, and www.social.cummins.com.
FAQs
1. What is the displacement of the Cummins ISM engines?
The Cummins ISM engines have a displacement of 10.8 liters.
2. What types of applications are suitable for Cummins ISM engines?
They are suitable for heavy-duty trucks, construction machinery, and marine applications.
3. How does the Cummins ISM engine meet emissions standards?
The ISM engines utilize Selective Catalytic Reduction (SCR) technology to meet Euro 4 and Euro 5 emissions standards.
4. What is the maximum torque of the ISM11E5 engine?
The ISM11E5 engine can deliver a maximum torque of 2100 N·m at 1200 rpm.
5. Where can I find more information about Cummins ISM engines?
You can find more information on websites like www.coopalpower.com and www.social.cummins.com.