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| Supplier: | Jining Zhicheng Construction Machinery Co. Ltd |
|---|---|
| Price: | US $ 5/Piece |
| Min Order: | 1/Set |
| Quantity:: | |
| Trade Terms: | FOB |
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| Prod Model: | Komatsu |
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| Markets: | North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Type: | Crawler Excavator |
| Size: | Medium-Sized |
| Condition: | New |
| Certification: | ISO9001: 2000 |
| Komatsu CRAWLER EXCAVATOR | ||||
| Model | Unit | Komats | ||
| Operating Weight | Kg | 1830 | 3200 | |
| Ground Pressure | Kpa | 36 | 29 | |
| ENGINE | ||||
| Model | YANMAR 3TNV82A | YANMER 3TNV88 | ||
| Cylinders | Nos. | 3 | 3 | |
| Bore/Stroke | mm | 82×84 | 88×90 | |
| Displacement | L | 1.331 | 1.642 | |
| Fuel injection | Direct | |||
| Fuel injection pump | Mechanical | |||
| Fuel | Diesel | |||
| Fuel filter | Full flow | |||
| Cooling | Water-cooling | |||
| Rated Power | Kw/rpm | 15.5/2200 | 19.2/2200 | |
| Max. torque | Nm/rpm | 87/1320 | 100~109/1320 | |
| ELECTRICAL | ||||
| Voltage | V | 12 | 12 | |
| Alternator | A | 30 | 40 | |
| Battery | Heavy-duty | Heavy-duty | ||
| SERVICE REFILL CAPACITIES | ||||
| Hydraulic oil tank | Refill capacity | L | 25 | 35 |
| Total system | L | 32 | 45 | |
| Engine | Oil change | L | 5 | 5 |
| Fuel tank | L | 18 | 25 | |
| Radiator | L | 3.5 | 4 | |
| BOOM/ARM | ||||
| Boom | Swing(Left/Right) | deg | 60/45 | 70/60 |
| Length | mm | 1805 | 2280 | |
| weight | Kg | 69 | 116 | |
| Arm | Length | mm | 1150 | 1170 |
| weight | Kg | 35 | 63.5 | |
| UNDERCARRIAGE | ||||
| Number of rollers | Top, each track | Nos. | 1 | 1 |
| Bottom, each track | Nos. | 3 | 4 | |
| Gradability | % | 58 | 58 | |
| PERFORMANCE SPECS | ||||
| A. Max. dig radius | mm | 3715 | 4825 | |
| B. Dig radius at groundline | mm | 3610 | 4675 | |
| C. Max. dig depth | mm | 2065 | 2740 | |
| D. Dump height | mm | 2220 | 3230 | |
| E. Overall reach height | mm | 3025 | 4585 | |
| F. Bucket rotation | deg | 174 | 173 | |
| G. Vertical straight wall dig depth | mm | 1500 | 2175 | |
| H. Lift above groud | mm | 220 | 370 | |
| J. Drop below groud | mm | 245 | 240 | |
| K. Min. rotation radius | mm | 1760 | 2130 | |
| Arm digging force | KN | 10 | 13.4 | |
| Bucket digging force | KN | 14 | 17.8 | |
| OVERALL DIMENSIONS | ||||
| A. Overall height | mm | 2300 | 2685 | |
| B. Overall length | mm | 3800 | 4460 | |
| C. Width of upperstructure | mm | 1050 | 1550 | |
| D. Track overall length | mm | 1460 | 2125 | |
| E. Track overall width shoes | mm | 1050 | 1550 | |
| F. Track shoe width | mm | 230 | 300 | |
| G. Center to center(idler to sprocket) | mm | 1090 | 1635 | |
| H. Upperstructure ground clearance | mm | 465 | 575 | |
| J. Min. ground clearance | mm | 235 | 255 | |
| K. Tail swing radius | mm | 1130 | 790 | |
| L. Backfill blade height | mm | 250 | 350 | |
| HYDRAULICS | ||||
| Pumps | Gear pump | 2×Variable displacement piston pump+gear pump | ||
| Capacity-Max. | L/Min | 2×19.8 | 2×32+26 | |
| System relief pressure-Standard | Mpa | 18 | 21+19.5 | |
| Pilot control hydraulic pump | Gear pump | Gear pump | ||
| Maximun capacity | L/Min | 6.6 | 10 | |
| Relief pressure | Mpa | 3 | 3.5 | |
| Control valves | Control valve | 8 function multiple | 8 function multiple | |
| Pump #1 | right travel, swing, boom swing, arm | right travel, boom, bucket | ||
| Pump #2 | left travel, boom, bucket, dozzer | left travel, arm | ||
| Pump #3 | pilot valve | cab swing, dozer, boom swing | ||
| Pump #4 | / | pilot valve | ||
| Swing | Motor | Fixe displacement axial piston design | ||
| Speed | rpm | 12 | 10 | |
| Brake | Hydraulically released | Spring applied, hydraulically released with dual cushion relief | ||
| Travel | Motor | Two speed axial piston design | ||
| Final drive | Planetary gear reduction | |||
| Low speed | Km/h | 2 | 2 | |
| High speed | Km/h | 4.5 | 4 | |
| HYDRAULIC CYLINDERS | ||||
| Boom cylinder | Bore diameter | mm | 63 | 80 |
| Rod diameter | mm | 35 | 45 | |
| Stroke | mm | 410 | 583 | |
| Arm cylinder | Bore diameter | mm | 63 | 70 |
| Rod diameter | mm | 35 | 40 | |
| Stroke | mm | 430 | 515 | |
| Bucket cylinder | Bore diameter | mm | 55 | 63 |
| Rod diameter | mm | 32 | 40 | |
| Stroke | mm | 300 | 432 | |
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