
Power Unit | Model | Cummins QSL9 | ||||
Type | Four-stroke, supercharging, inter-cooling and direct injection | |||||
Air suction | Turbocharging and air cooling | |||||
Cylinder diameter×stroke | 6 | |||||
Displacement | mm×mm | 114X145 | ||||
Rated power | L | 8.9 | ||||
Maximum torque | kW/rpm | 222/2100 | ||||
Number of cylinders | N.m/rpm | 1505/1400 | ||||
Hydraulic Unit | Hydraulic pump | |||||
Type | Dual-tandem plunger pump with variable displacement | |||||
Discharge of main pump | L/min | 2X324 | ||||
Discharge of pilot pump | L/min | 1X30 | ||||
Maximum pressure | ||||||
Oil circuit of working unit/supercharging | MPa | 32.4/34.3 | ||||
Slewing oil circuit | MPa | 26 | ||||
Traveling oil circuit | MPa | 34.3 | ||||
Pilot oil circuit | MPa | 3.9 | ||||
Hydraulic Oil Cylinder | Number of cylinders — cylinder diameter × arm diameter × stroke | |||||
Boom oil cylinder | 2-150mm×100mm×1530mm | |||||
Arm oil cylinder | 1-170mm×120mm×1785mm | |||||
Bucket oil cylinder | 1-150mm×100mm×1193mm | |||||
Rotary System | Driving mode | Hydraulic drive | ||||
Swing motor | Axial plunger motor | |||||
Parking brake | Hydraulic disc brake | |||||
Rotating speed | rpm | 9.1 | ||||
Working Weight and Specific Pressure | The working weight includes a 6,500 mm HD type boom, a 2,900 mm HD type arm, an operator, lubricant, coolant, fuel and other standard equipment. | |||||
Working weight | kg | 36200 | ||||
Width of track link | mm | 600 | ||||
Ground specific pressure | kPa | 67.1 | ||||
Traveling System | Driving mode | Hydraulic drive | ||||
Travel motor | 2× two-speed transmission axial piston motor | |||||
Parking brake | Hydraulic disc brake | |||||
Traveling speed | km/h | 3.6/5.8 | ||||
Traveling traction | kN | 307 | ||||
Maximum gradeability | 70% (35°) | |||||
Lower Traveling Frame | Intermediate frame | HD type and X-shaped frame | ||||
Crawler frame | HD type box beam structure | |||||
Number of crawler sections | 2×48 sections | |||||
Number of carrier rollers | 2X2 | |||||
Number of thrust rollers | 2X9 | |||||
Caterpillar track guide mechanism | 2X2 | |||||
Coolant and Lubricant | Fuel tank | L | 650 | |||
Hydraulic oil tank | L | 320 | ||||
Radiator | L | 28 | ||||
Engine oil | L | 28 | ||||
Traveling reducer oil | L | 2X8 | ||||
Slewing reducer oil | L | 10.5 | ||||
Bucket | Bucket capacity (ISO standard) | m³ | 1.6 | 1.8 | 2 | |
Bucket width (including side blade plate) | mm | 1340 | 1480 | 1600 | ||
Bucket weight | kg | 1642 | 1820 | 1900 | ||
Number of bucket teeth | 5 | 5 | 5 | |||
Configurations | ||||||
2.9m standard arm | Standard Configurations | O | O | |||
3.26m arm | O | |||||
2.67m arm | ◆ | |||||
Working Range | Boom length | mm | 6500 | |||
Arm length | mm | 2900 | *3260 | *2670 | ||
Max.digging height | mm | 10390 | 10645 | 10220 | ||
Max.unloading height | mm | 7310 | 7530 | 7170 | ||
Max.digging depth | mm | 7095 | 7450 | 6865 | ||
Digging depth (2.44m; horizontal) | mm | 6925 | 7300 | 6685 | ||
Max.vertical digging depth | mm | 5825 | 6380 | 5470 | ||
Max.digging reach | mm | 10940 | 11300 | 10715 | ||
Max.ground digging reach | mm | 10725 | 11080 | 10500 | ||
Min.front swing radius | mm | 4460 | 4380 | 4480 | ||
Digging force of bucket (ISO supercharging) | kN | 253 | 253 | 253 | ||
Digging force of arm (ISO supercharging) | kN | 198 | 180 | 217 | ||
Outline Dimension | Boom length | mm | 6500 | |||
Arm length | mm | 11200 | *3260 | *2670 | ||
Total length | mm | 2900 | 11200 | 11235 | ||
Total height | mm | 3495 | 3600 | 3565 | ||
Total width | mm | 3190 | ||||
Ground clearance of counterweight | mm | 1200 | ||||
Minimum ground clearance | mm | 537 | ||||
Tail swing radius | mm | 3445 | ||||
Ground contact length of track | mm | 4025 | ||||
Length of track | mm | 4940 | ||||
Track gauge | mm | 2590 | ||||
Width of track | mm | 3190 | ||||
Width of track link | mm | 600 | ||||
Cab height | mm | 3080 | ||||
Height of machine hood | mm | 2655 | ||||
Width of turntable | mm | 3110 |