卡特 349 D L

The Caterpillar 349DL is a 49-ton large hydraulic crawler excavator with an operating weight of approximately 47,122 kg. Powered by a Cat C13 ACERT engine with a rated power of 283 kW, it delivers robust performance combined with excellent fuel efficiency. Its bucket capacity ranges from 1.8 to 3.11 m³, making it well-suited for heavy-duty applications such as earthmoving, rock excavation, mining operations, and large-scale infrastructure projects. The hydraulic system features a main pump with a maximum flow rate of 734 L/min and a main relief pressure of 35 MPa. Coupled with a swing speed of 8.7 rpm and a maximum traction force of 338 kN, the excavator ensures strong digging power, efficient swing movements, and stable travel performance. It boasts a maximum digging depth of 8,920 mm and a maximum digging radius of 12,940 mm, offering a wide working range and high operational efficiency. The body is constructed with reinforced box-type structures and heavy plate forgings for outstanding durability and stability. The cab is optimized for vibration and noise reduction, equipped with a multi-language full-color monitor and pilot control levers, balancing operational comfort and precision. Meanwhile, extended maintenance intervals and simplified servicing procedures effectively reduce the total cost of ownership, making the Caterpillar 349DL a reliable and high-efficiency choice for large-scale engineering and heavy-duty working scenarios.