Unit : mm
| Arm length | Short Arm 2.9m |
Standard Arm 3.6m |
Long Arm 4.4m |
Mass Excavator 2.9m |
|||
|---|---|---|---|---|---|---|---|
| Boom length | 8.25 m Standard Boom | 7.25 m Short Boom | |||||
| A | Overall length | 14,600 | 14,530 | 14,480 | 13,590 | ||
| B | Overall height (to top of boom) | 4,830 | 4,760 | 5,160 | 4,850 | ||
| C | Overall width | with 750 mm shoe | (Extended) | 4,440 | |||
| (Retracted) | 3,500 | ||||||
| with 900 mm shoe | (Extended) | 4,450 | |||||
| (Retracted) | 3,800 | ||||||
| D | Overall height (to top of cab) | 3,590 | |||||
| E | Ground clearance of rear end* | 1,560 | |||||
| F | Ground clearance* | 850 | |||||
| F' | Ground clearance* | 580 | |||||
| G | Tail swing radius | 4,600 | |||||
| G' | Distance from center of swing to rear end | 4,480 | |||||
| H | Tumbler distance | 5,140 | |||||
| I | Overall length of crawler | 6,370 | |||||
| J | Track gauge | with 750 mm shoe | (Extended) | 3,550 | |||
| (Retracted) | 2,750 | ||||||
| with 900 mm shoe | (Extended) | 3,550 | |||||
| (Retracted) | 2,900 | ||||||
| K | Shoe width | 650 / 750 / 900 | |||||
| L | Overall width of upperstructure | 3,350 | |||||
| M | Overall length of upperstructure | 6,170 | |||||
* Without including height of shoe lug.
| Model Name | SK850LC |
|---|---|
| Machine Type | SK850LC |
| Model | KOMATSU SAA6D140E-5 | |
|---|---|---|
| Type | Direct injection, water-cooled, 4-cycle electrically-controlled common rail system type diesel engine with turbocharger, intercooler | |
| Power output | kW/min-1{PS/rpm} | 370 / 1,800 {503 / 1,800} |
| Hydraulic capacity | L | System 856 / Tank level 473 | |
|---|---|---|---|
| Pump | Type | Two variable displacement pumps +1 gear pump | |
| Max.Discharge flow | L/min | 2 x 504 , 1 x 30 | |
| Swing speed | min-1{rpm} | 8.4 {8.4} |
|---|---|---|
| Swing torque | kN・m | 268 |
| Travel Speed | km/h | 4.2 / 2.7 | |
|---|---|---|---|
| Drawbar pulling force | kN{tf} | 637 {65,000} | |
| Gradeability | % ( º ) | 70 (35) | |
| Track shoes | Tier3 Model | Double groucer shoe | |
| Non-Tier3 Model | Triple groucer shoe | ||
| Track shoe | mm | 650 / 750 / 900 | |
| Travel motors | 2 x axial-piston motor, two-step motors | ||
| Fuel Tank | L | 960 |
|---|
| Bucket capacity | ISO heaped | m3 | 2.8 | 3.5 | 4.6 | 5.4 |
|---|---|---|---|---|---|---|
| Struck | m3 | 2.1 | 2.6 | 3.4 | 4.0 | |
| Bucket Opening Width | With side cutters | mm | 1,680 | 2,000 | 2,200 | 2,500 |
| Without side cutters | mm | 1,580 | 1,900 | 2,100 | 2,400 |
| Short Arm | kg | 78,700 - 80,500 |
|---|---|---|
| Standard Arm | kg | 78,200 - 79,900 |
| Long Arm | kg | 78,400 - 80,200 |
| Mass Excavator | kg | 78,700 - 80,400 |
Unit : m
| Boom length | Standard Boom 8.25m |
Short Boom 7.25m |
||||
|---|---|---|---|---|---|---|
| Arm length | Short 2.9 m |
Standard 3.6 m |
Long 4.4 m |
Mass Excavator 2.9 m |
||
| a | Max. digging reach | 13.48 | 13.83 | 14.56 | 12.45 | |
| b | Max. digging reach at ground level | 13.19 | 13.55 | 14.29 | 12.13 | |
| c | Max. digging depth | 8.3 | 8.9 | 9.7 | 7.38 | |
| d | Max. digging height | 12.34 | 12.11 | 12.35 | 11.69 | |
| e | Max. dumping clearance | 8.41 | 8.34 | 8.57 | 7.77 | |
| f | Min. dumping clearance | 4.31 | 3.67 | 2.86 | 3.66 | |
| g | Max. vertical wall digging depth | 5.16 | 6.74 | 7.48 | 4.42 | |
| h | Min. front swing radius | 5.74 | 6.34 | 6.34 | 5.47 | |
| h' | Height at min.swing radius | 10.89 | 10.87 | 10.87 | 10.24 | |
| i | Horizontal digging stroke at ground level | 4.36 | 5.67 | 6.50 | 4.39 | |
| j | Digging depth for 2.4m(8')flat bottom | 8.15 | 8.75 | 9.58 | 7.23 | |
| Bucket capacity ISO heaped | m3 | 4.6 | 3.5 | 2.8 | 5.4 | |
| Digging Force (ISO 6015) | Unit: kN{kgf} |
| Arm length | Short 2.9 m | Standard 3.6 m | Long 4.4 m | Mass Excavator 2.9 m |
|---|---|---|---|---|
| Bucket digging force | 432 {44,100} | 403 {41,100} | 403 {41,100} | 432 {44,100} |
| Arm crowding force | 351 {35,800} | 311 {31,700} | 272 {27,700} | 351 {35,800} |
color catalog
color catalog (Non-Tier3 model)
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This page may contain attachments and optional equipment that are not available in your area.And it may contain photographs of machines with specifications that differ from those of machines sold in your areas.Please consult your nearest Kobelco distributor for those items you require.Due to our policy of continuous product improvements all designs and specifications are subject to change without advance notice.
