CATERPILLAR 385B L CRAWLER EXCAVATOR

Technical Description

The Caterpillar 385B L is a large hydraulic excavator engineered for demanding heavy-duty applications, featuring a robust Caterpillar 3456 ATAAC engine with a bore of 5.6 inches, stroke of 6.8 inches, and displacement of 964 cubic inches. This engine delivers a net power output of 513 horsepower (383 kW) according to ISO 9249, SAE J1349, and EEC 80/1269 standards, ensuring reliable performance in tough conditions. The hydraulic system is designed for high productivity, with a main system maximum flow of 258 gallons per minute and a swing system maximum flow of 119 gallons per minute. Key hydraulic pressures include 4640 psi for normal equipment operation, 3770 psi for swing, and 5075 psi for travel. The boom cylinder has a bore of 8.3 inches and stroke of 77.4 inches, while the stick cylinder features an 8.7-inch bore and 89.1-inch stroke. The excavator offers a maximum digging depth of 35.1 feet and a digging reach of 38 feet, making it suitable for deep excavation tasks. The long undercarriage configuration provides enhanced stability, with a 30-inch shoe size, 51 shoes per side, and a total operating weight of 189,770 pounds. The undercarriage also delivers a drawbar pull of 133,030 pounds and a maximum travel speed of 2.8 mph (3 kph). The operator station is designed for comfort and efficiency, with a spacious cab, adjustable seating, and advanced controls. Service refill capacities include 26.7 gallons for the cooling system, 21.1 gallons for engine oil, and 328 gallons for fuel. The machine meets SAE J1026 and SAE J1356/ISO 10262 standards for brakes and cab/FOGS, ensuring safety and operator protection.