Lonking Hydraulic 21ton Crawler Excavator

Lonking Hydraulic 21ton Crawler Excavator image
- Overview
- Product Description
- Company Profile
Basic Info.
Product Description
- Imported engine 6BTAA5.9-C
Imported engine high power, high torque and turbo-charging 6-cylinder direct injection engine guarantees the high reliability and durability. The charge air cooling system over the compressed air can enhance the oxygen content upon combustion markedly. The center fuel injection under high injection pressure allows the uniform atomizing of fuel, guarantees the normal combustion and reduces the exhaust gas emission.
Filtering System
The high efficiency dual element air filter ensures the quality of engine air intake. The oil-water separator and two-stage fuel filter will filtrate the fuel many times to ensure the quality of fuel fed to the engine.
Cooling System
The parallel radiator cooling makes cooling effect better and service easier.
Maintenance and Service
The easy maintenance of direct injection engine reduces the cost of maintenance. The global after service of engine enables the sharing of global resources. This will enhance the service efficiency, relieve the customers of worry about the service and ensure the attendance rate of excavator.
Specifications | LG6215 | ||
Engine | Model | 6BTAA5.9-C (Tier 2,standard) | |
Rated power | 112kW (150hp) /1950 rpm | ||
Max. torque | 614 N.m/1500 rpm | ||
Bore × Stroke | 102mm×120mm | ||
Displacement | 5.9 L | ||
Comment | Maintain the rated power at 2300m elevation. | ||
Operating weight |
Summary | Operating weight:21200kg | |
The operating weight includes the weight of 5675 mm standard boom, 2920 mm standard arm,0.9m3 standard bucket,600 mm track shoes, lubricating oil, coolant, the full diesel oil tank and the rest standard configuration units. |
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Ground pressure | 51 kPa | ||
Fluid capacity |
Fuel tank | 380 L | |
Cooling system | 23 L | ||
Engine oil | 18 L | ||
Swing drive unit | 3.8 L | ||
Traveling gear | 2×3.3 L | ||
Hydraulic oil tank | 280 L | ||
Swing mechanism |
High torque plunger motor and 2-stage planetary reducer drive. Brake inside loading motor is applied by spring and released by hydraulic unit. The automatic braking is available when the swing control lever is in neutral position. |
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Swing speed :12.1 rpm | |||
Travel drive | Summary |
The integrated 2-speed plunger hydraulic motor and reducer drive, motor and hydraulic pipeline are arranged inside the track frame to prevent the damage caused by the rugged road surface; The motor inside is provided with the and stop and the reliable braking. |
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Taveling speed | 3.0 – 5.2 km/h | ||
Gradeability | 35°(70%) | ||
Maximum Traction | 224 kN | ||
Traveling mechanism |
Standard track shoe width | 600 mm | |
No. of track shoe | 45 (each side) | ||
No. of carrier rollers | 2 (each side) | ||
No. of track rollers | 7 (each side) | ||
Hydraulic system |
Main pump | Duplex axial variable plunger pump | |
Pilot pump | gear pump (integrated in main pump) | ||
Max. flow of system | 2×208 L/min | ||
Max. pressure of equipment | 31.3 MPa | ||
Max. pilot pressure | 3.9 MPa | ||
Operating equipment |
Each machine action is under the pilot control. The right lever controls the motion of boom and bucket while the left lever controls the arm motion and upper structure swing. The foot pilot valve is provided or turning by the foot or lever. The traveling gear |
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Electrical system | System voltage:24 V | ||
Battery:12 V,120 A×2 |
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Tags: 21t Excavator, Crawler Excavator, Lonking Excavator