挖掘机 JCB 的 发动机 Perkins 404D-22

The Perkins 404D-22 engine is a four-cylinder engine in the Perkins 400 series, mainly used in non-road mobile equipment. The following is a detailed introduction:
Basic Specifications
Displacement: 2.2 liters.
Power: Up to 38 kW (51 hp), with turbocharged models like the 404D-22T producing even higher power, up to 50 kW (67.1 hp).
Dimensions: The engine housing has a volume of only 0.22 cubic meters, making it compact and easy to install and integrate.
Performance Features
Emission Compliance: Meets stringent non-road motor vehicle emission regulations, including EU Stage IIIB, US Tier 4 Interim, and Japan Stage 4.
Noise Control: Through strict control of subjective harshness, net engine noise is reduced by up to 3 decibels. Multiple noise-reducing fan options are available to keep noise levels at a minimum.
Cooling System: Coolant temperatures can reach 112°C, helping to reduce radiator size and improve heat dissipation efficiency.
High Reliability: Comprehensive design and production process improvements, an improved governor, and multiple newly designed compliance tests ensure the engine's trouble-free operation for up to 6,000 hours, with a standard maintenance interval of 500 hours, delivering high reliability and durability.
Fuel Compatibility: The fuel system, such as the 404D-22T, boasts excellent fuel adaptability, supporting the use of fuels of varying qualities worldwide.