In a market characterized by increasingly diverse power demands, the 4BTA3.9-G2 (50kW) engine, with its superior performance and reliable quality, has become an ideal choice for a wide range of applications. This engine, meticulously crafted by Dongfeng Cummins Engine Plant and a key product of the Cummins joint venture, incorporates advanced technology and exquisite craftsmanship.
Performance Parameters Analysis
Power Output: At a rated speed of 1500rpm, the 4BTA3.9-G2 (50kW) engine delivers a stable 50kW (67hp) output, meeting the power requirements of a wide range of equipment. In standby mode, power increases to 55kW (74hp) at a maintained speed of 1500rpm, ensuring continuous operation. At 1800rpm, rated power reaches 60kW (80hp), while standby power reaches 66kW (88hp), demonstrating excellent speed adaptability.
Basic Parameters: The engine features a 4-cylinder inline, 4-stroke design with a displacement of 3.9L, a bore of 102mm, a stroke of 120mm, and a compression ratio of 17.3:1. Its compact design enables efficient power conversion within limited space. With a net weight of only 350kg and dimensions of 867mm × 544mm × 988mm, the engine's compact size makes it easy to install and arrange, making it suitable for a wide range of equipment.
Technical Highlights
Turbocharging and Intercooling Technology
Optimized Fuel System
Integrated Design
Advanced Cooling and Electrical Systems
Application Scenarios
Generators: With its stable power output and excellent fuel economy, the 4BTA3.9-G2 (50kW) engine is an ideal power source for generator sets. Whether used as a primary power source, providing continuous and stable power to factories and commercial buildings, or as a backup power source, rapidly starting during a utility power outage to ensure the normal operation of critical equipment, this engine excels. In some remote areas, where power supply is unstable, generator sets equipped with 4BTA3.9-G2 engines have become an important source of power for local residents' daily lives and production.
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