The NT855 Cummins engine is a powerhouse renowned for its durability and performance, making it a vital component in various industries across China. As one of the most popular heavy-duty engines, understanding its specifications, applications, and maintenance is crucial for operators and enthusiasts alike.
In this guide, readers will explore the engine’s design features, operational efficiency, and common troubleshooting techniques. Additionally, we will delve into its impact on the Chinese market and the evolving technologies surrounding it.
By the end of this comprehensive resource, readers will gain valuable insights into maximizing the performance and longevity of the NT855 Cummins engine. Whether you are a seasoned mechanic or a curious newcomer, this guide will equip you with the knowledge needed to navigate the complexities of this iconic engine.
Comprehensive Guide to the Cummins NT855 Engine Series
The Cummins NT855 engine series is a renowned line of diesel engines widely used in various applications, including marine propulsion, generator sets, and heavy machinery. Manufactured by Chongqing Cummins Engine Co., Ltd., these engines are celebrated for their reliability, efficiency, and robust performance. This guide will delve into the technical features, types, and applications of the NT855 series, providing a thorough understanding of its capabilities.
Technical Features of the Cummins NT855 Engine Series
The NT855 series boasts several technical features that make it a preferred choice for many industries. Below is a comparison table highlighting the key specifications of various models within the NT855 series.
| Feature | NT855-D(M)180 | NT855-D(M)205 | NT855-D(M)230 | NTA855-D(M)240 | NTA855-C360 |
|---|---|---|---|---|---|
| Rated Power | 180 kW | 205 kW | 230 kW | 240 kW | 268 kW |
| Rated Speed | 1500 RPM | 1500 RPM | 1500 RPM | 1500 RPM | 2100 RPM |
| Engine Type | 6 Cylinders | 6 Cylinders | 6 Cylinders | 6 Cylinders | 6 Cylinders |
| Bore x Stroke (mm) | 140 x 152 | 140 x 152 | 140 x 152 | 140 x 152 | 140 x 152 |
| Displacement (L) | 14 | 14 | 14 | 14 | 14 |
| Compression Ratio | 14.5:1 | 14.5:1 | 14.5:1 | 14.5:1 | 14.5:1 |
| Fuel Consumption (L/hr) | 47 | 47 | 47 | 60 | 70 |
| Aspiration Type | Turbocharged | Turbocharged | Turbocharged | Turbocharged & Aftercooled | Turbocharged & Aftercooled |
| Cooling Method | Water Cooled | Water Cooled | Water Cooled | Water Cooled | Water Cooled |
| Start Type | 24V Electric | 24V Electric | 24V Electric | 24V Electric | 24V Electric |
| Packing Weight (KG) | 1400 | 1400 | 1400 | 1400 | 1800 |
The table above illustrates the similarities and differences among various NT855 models, showcasing their power ratings, fuel consumption, and other critical specifications.
Types of Cummins NT855 Engines
The NT855 series includes several models tailored for specific applications. Below is a comparison table that outlines the different types of NT855 engines and their primary uses.
| Model | Application Type | Rated Power | Key Features |
|---|---|---|---|
| NT855-D(M)180 | Marine Generator Set | 180 kW | Compact design, efficient fuel consumption |
| NT855-D(M)205 | Marine Generator Set | 205 kW | High reliability, low maintenance costs |
| NT855-D(M)230 | Marine Generator Set | 230 kW | Turbocharged for enhanced performance |
| NTA855-D(M)240 | Marine Generator Set | 240 kW | Aftercooled for better efficiency |
| NTA855-C360 | Construction and Heavy Machinery | 268 kW | High torque, suitable for demanding applications |
Each model serves distinct purposes, ensuring that users can select the most appropriate engine for their specific needs.
Applications of the Cummins NT855 Engine Series
The NT855 engines are versatile and find applications across various sectors, including:
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Marine Propulsion: The NT855 series is widely used in marine vessels, providing reliable power for trawlers, ferries, and tugboats. The engines meet international emission standards, ensuring compliance with environmental regulations.
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Generator Sets: These engines are commonly used in diesel generator sets, offering dependable power solutions for both standby and prime power applications. Their efficiency and low fuel consumption make them ideal for continuous operation.
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Construction Machinery: The NT855 engines power heavy machinery such as excavators, bulldozers, and cranes, providing the necessary torque and power for demanding tasks in construction and mining.
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Agricultural Equipment: The engines are also utilized in agricultural machinery, ensuring efficient operation in various farming applications.
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Industrial Applications: The NT855 series is suitable for various industrial applications, including oil and gas, rail, and port machinery, due to its robust design and reliability.
Conclusion
The Cummins NT855 engine series stands out for its exceptional performance, reliability, and versatility across multiple applications. With various models tailored to meet specific needs, these engines are a preferred choice for marine, industrial, and construction applications. Whether you are looking for a powerful marine engine or a reliable generator set, the NT855 series offers a solution that combines efficiency with durability.
FAQs
1. What is the displacement of the Cummins NT855 engine?
The displacement of the Cummins NT855 engine is 14 liters.
2. How does the NT855 engine perform in marine applications?
The NT855 engine is designed for marine applications, providing reliable power and meeting international emission standards.
3. What are the key features of the NTA855-C360 model?
The NTA855-C360 model features a rated power of 268 kW, turbocharged and aftercooled aspiration, and is suitable for construction and heavy machinery.
4. Where can I find spare parts for the Cummins NT855 engine?
Spare parts for the Cummins NT855 engine can be found at various suppliers, including www.remipower.com and www.eaglecumminsengine.com.
5. What is the warranty period for the Cummins NT855 engine?
The warranty period for the Cummins NT855 engine is typically one year or 1000 hours of operation, whichever comes first.