توضیحات

The detailed parameters of Hitachi ZX55USR-5A excavator are as follows:

– Engine: 4-stroke, water-cooled, direct injection, rated power 28.1kW (38.2PS)/2400rpm, displacement 2.189L, engine model Yanmar EDM-4TNV88, bore × stroke 88mm × 90mm, cylinder number is 4, and the maximum torque is 139.6N·m/1100rpm;

– Operating range: maximum digging radius 5960mm, maximum digging radius of the parking surface 5820mm, maximum digging depth 3550mm, maximum vertical digging depth 2830mm, maximum unloading height 4050mm, maximum digging height 5730mm; bulldozer lifting or pushing depth is 460mm/365mm;

– Hydraulic system: Maximum flow of main pump 1×120L/min, working hydraulic oil circuit 24.5MPa, travel hydraulic circuit 24.5MPa, swing hydraulic circuit 18.3MPa; the swing hydraulic motor type is 1 axial piston motor, the travel hydraulic motor type There are two variable axial piston motors; the main pump type is a variable axial piston pump, the pilot oil circuit is 5.9MPa, and the pilot pump flow rate is 12L/min;

– Oil capacity: coolant 4.7L, engine oil change 8.6L, hydraulic oil tank 42L, fuel tank 70L, hydraulic system 66L;

– Bucket: Backhoe bucket capacity 0.19m³, bucket maximum digging force ISO 36.8kN, bucket arm digging force 24kN, maximum traction force 38.3kN, swing torque 8.6kN·m; bucket arm length 1380mm;

– Specifications: Machine operating weight 5160kg, track shoe width 400mm, track gauge 1600mm, counterweight ground clearance 590mm, total track length 2490mm, minimum ground clearance 320mm, cab height 2510mm, rear end turning radius 1100mm, front section working The minimum turning radius of the device is 2210mm, the total length for transportation is 5470mm, the total width for transportation is 2000mm, the total height for transportation is 2510mm, the loading width is 1850mm, and the maximum height at the minimum turning radius is 4360mm.