The 855 Cummins engine is a powerhouse renowned for its durability and performance, particularly in heavy-duty applications. In China, this engine has gained significant traction across various industries, making it essential for operators and enthusiasts to understand its specifications and capabilities.
This guide delves into the intricate details of the 855 Cummins engine, covering its technical specifications, performance metrics, and applications. Readers will gain insights into its design features, maintenance requirements, and the advantages it offers in the competitive landscape of industrial machinery.
By exploring the 855 Cummins engine, readers will be equipped with the knowledge to make informed decisions regarding its use and maintenance. Whether you are a fleet manager, mechanic, or simply an engine enthusiast, this comprehensive guide will enhance your understanding of this iconic engine and its role in modern industry.
Comprehensive Guide to the Cummins N855 Engine Specifications
The Cummins N855 engine is a robust and reliable power source widely used in various applications, including marine propulsion and auxiliary engines for commercial use. Known for its durability and efficiency, the N855 engine has become a preferred choice for many industries. This guide will delve into the technical features, types, and specifications of the N855 engine, providing a thorough understanding of its capabilities.
Technical Features of the Cummins N855 Engine
The N855 engine boasts several technical features that enhance its performance and reliability. Below is a comparison table highlighting the key specifications of the N855 engine:
| Feature | Specification |
|---|---|
| Configuration | In-line, 6-cylinder, 4-stroke diesel |
| Aspiration | Turbocharged (NT855) or Turbocharged/Aftercooled (NTA855) |
| Displacement | 14 L (855 in³) |
| Bore & Stroke | 140 x 152 mm (5.5 x 6.0 in) |
| Fuel System | Pressure Time (PT) |
| Weight | 1430 kg (3150 lb) |
| Rotation | Counterclockwise facing flywheel |
| Idle Speed | 575 – 650 r/min |
| Maximum Speed | 1800 r/min (governed) |
| Power Output | Up to 340 HP (254 kW) |
| Torque | Up to 1192 lb-ft (1617 N·m) |
These specifications illustrate the engine’s capability to deliver substantial power while maintaining efficiency and reliability.
Types of Cummins N855 Engines
The N855 engine comes in various configurations tailored for specific applications. Below is a comparison table of the different types of N855 engines:
| Engine Model | Power Output (HP) | Speed (r/min) | Application Type |
|---|---|---|---|
| NT855-GA | 310 (231 kW) | 1500 | Marine Propulsion |
| NTA855-G3 | 480 (358 kW) | 1800 | Prime Power |
| N855-M | 400 (298 kW) | 1800 | Continuous Duty |
| N855-DM | 321 (240 kW) | 1500 | Prime Power |
| NTA855-DM | 325 (240 kW) | 1500 | Prime Power |
Each type of engine is designed to meet specific operational requirements, ensuring optimal performance in various environments.
Insights into the N855 Engine
The N855 engine is engineered for durability and efficiency. Its robust design allows it to withstand harsh operating conditions, making it suitable for marine and industrial applications. The turbocharged and aftercooled variants enhance performance by improving air intake and combustion efficiency.
Fuel Efficiency and Emissions
The N855 engine is equipped with a Cummins PT fuel system, which optimizes combustion for enhanced fuel economy. This system reduces emissions and minimizes smoke, making it compliant with various environmental regulations. The engine’s design also allows for longer service intervals, reducing maintenance costs.
Cooling and Lubrication Systems
The engine features an advanced cooling system with a plate-type heat exchanger, ensuring efficient temperature management. The lubrication system includes Fleetguard spin-on oil filters, which extend service intervals and reduce maintenance needs. This combination of cooling and lubrication systems contributes to the engine’s longevity and reliability.
Applications of the N855 Engine
The N855 engine is versatile and can be used in various applications, including:
– Marine Propulsion: Ideal for commercial vessels requiring reliable power.
– Industrial Equipment: Suitable for heavy machinery and equipment in construction and mining.
– Generator Sets: Provides backup power solutions for critical infrastructure.
Conclusion
The Cummins N855 engine is a powerful and efficient solution for various applications. Its robust design, advanced fuel system, and versatile configurations make it a preferred choice in the industry. Whether for marine propulsion or industrial use, the N855 engine delivers reliable performance and efficiency.
FAQs
1. What is the displacement of the Cummins N855 engine?
The displacement of the Cummins N855 engine is 14 liters (855 in³).
2. What types of applications can the N855 engine be used for?
The N855 engine can be used for marine propulsion, industrial equipment, and generator sets.
3. How does the N855 engine optimize fuel efficiency?
The N855 engine utilizes a Cummins PT fuel system that enhances combustion efficiency, reducing emissions and fuel consumption.
4. What is the maximum power output of the N855 engine?
The maximum power output of the N855 engine can reach up to 340 HP (254 kW).
5. Where can I find more information about the N855 engine?
You can find more information about the N855 engine on websites like www.cummins.com, www.hosempower.com, www.baifapower.com, mart.cummins.com, and issuu.com.