4DW Generating Set Engine Specifications

Rated Speed: 1500rpm

Parameter	4DW81-23D	4DW91-29D	4DW92-35D	4DW93-42D
Type	4-cylinder 4-stroke
Air intake type	Natural	Natural	Turbocharged	Turbo & intercool
Cooling mode	Water cooling
Governor mode	Mechanical & electronic
Bore x Stroke (mm)	85×100	90×100
Compression ratio	18.5:1
Rated speed (rpm)	1500
Displacement (L)	2.27	2.54
Rated power (kW)	17	21	26	31
Standby power (kW)	19	23	29	34
Fuel consumption (g/kWh)	240	240	230	216

Rated Speed: 1800rpm

Parameter	4DW81-28D	4DW91-38D	4DW92-42D	4DW93-50D
Type	4-cylinder 4-stroke
Air intake type	Natural	Natural	Turbocharged	Turbo & intercool
Cooling mode	Water cooling
Governor mode	Mechanical or electronic
Bore x Stroke (mm)	85×100	90×100
Rated speed (rpm)	1800
Rated power (kW)	20	28	31	37
Standby power (kW)	22	31	34	41
Fuel consumption (g/kWh)	240	240	230	216

Technical Characteristics

The 4DW Generating Set Engine is known for its advanced technical features, making it a reliable choice for power generation applications. Some of its key technical characteristics include:

• High Efficiency: Designed with a focus on efficiency, ensuring optimal fuel consumption and power output.


• Robust Construction: Built for long lifespan and operation in harsh conditions.


• Low Emissions: Meets environmental standards with advanced emission control technologies.


• Adaptability: Versatile integration in industrial and residential setups.


• Advanced Control Systems: Monitors and manages parameters for optimal safety and performance.


• Reliable Power Output: Provides uninterrupted and dependable power for critical operations.


• Ease of Maintenance: Simple maintenance design reduces downtime.

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