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| engine | Komatsu D39EX-22 | Caterpillar D8T | |
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| Model | Komatsu SAA4D107E-1 | CAT C15 ACERT | - |
| Type | 4-cycle, water-cooled, direct injection | - | - |
| Engine Gross Power | 79.9 KW(107 HP) @ 2200 rpm | 273 KW(365 HP) @ 1600 rpm | - |
| Bore | 107 mm | 137 mm | - |
| Stroke | 124 mm | 172 mm | - |
| No. Of Cylinders | 4 | - | - |
| Displacement | 4.46 L | 15.72 L | - |
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| electrical system | |||
|---|---|---|---|
| Battery | 2 x 12V, 92 Ah | - | - |
| undercarriage | |||
|---|---|---|---|
| No. Of Track Shoes | 39 | - | - |
| No. Of Track Rollers | 6 | 8 | - |
| Shoe Width | 460 mm | 610 mm | - |
| Ground Pressure | 40.8 kPa (0.42 kgf/cmยฒ) | 86.4 kPa | - |
| Grouser Height | 53 mm | 78 mm | - |
| No. Of Shoes | - | 44 | - |
| No. Of Carrier Rollers | - | 1 | - |
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| transmission | |||
|---|---|---|---|
| Max. Forward Speed | 8.5 km/h | 10.6 km/h | - |
| Max. Reverse Speed | 8.5 km/h | 14.2 km/h | - |
| Transmission Type | Hydrostatic transmission | - | - |
| hydraulic system | |||
|---|---|---|---|
| Hydraulic Pump Type | Piston-type hydraulic pump | Piston type variable displacement | - |
| No. Of Blade Lift Cylinders | 2 | - | - |
| Blade Lift Cylinder Bore | 75 mm | - | - |
| refill capacity | |||
|---|---|---|---|
| Fuel Tank Capacity | 195 L | 600 L | - |
| Engine Oil Capacity | 15 L | - | - |
| Final Drive | 3.5L | 12.5 L | - |
| operating specifications | |||
|---|---|---|---|
| Operating Weight | 9040 kg | 38351 kg | - |
| dimensions | |||
|---|---|---|---|
| Overall Length | 4335 mm | 4647 mm | - |
| Blade Max. Lift Above Ground | 900 mm | - | - |
| Blade Max. Drop Below Ground | 450 mm | - | - |
| Blade Height | 980 mm | 1174-2538 mm | - |
| Blade Width | 2710 mm | 4041-4542 mm | - |
| Track Length | 2360 mm | 3207-3258 mm | - |
| Height To Cab Of Top | 2835 mm | 3488 mm | - |
| Max. Tilt Adjust | 370 mm | 729-954 mm | - |
| Ground Clearance | 385 mm | 606-613 mm | - |
| Blade Capacity | - | 4.7-22.2 mยณ | - |
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| Komatsu D39EX-22 | Caterpillar D8T |
|---|
| engine | |
|---|---|
|
Model
Komatsu SAA4D107E-1
CAT C15 ACERT
|
|
|
Type
4-cycle, water-cooled, direct injection
-
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|
|
Engine Gross Power
79.9 KW(107 HP) @ 2200 rpm
273 KW(365 HP) @ 1600 rpm
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|
Bore
107 mm
137 mm
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Stroke
124 mm
172 mm
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No. Of Cylinders
4
-
|
|
|
Displacement
4.46 L
15.72 L
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|
|
|
| electrical system | |
|
Battery
2 x 12V, 92 Ah
-
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| undercarriage | |
|
No. Of Track Shoes
39
-
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No. Of Track Rollers
6
8
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Shoe Width
460 mm
610 mm
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Ground Pressure
40.8 kPa (0.42 kgf/cmยฒ)
86.4 kPa
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Grouser Height
53 mm
78 mm
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No. Of Shoes
-
44
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No. Of Carrier Rollers
-
1
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| transmission | |
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Max. Forward Speed
8.5 km/h
10.6 km/h
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Max. Reverse Speed
8.5 km/h
14.2 km/h
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Transmission Type
Hydrostatic transmission
-
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| hydraulic system | |
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Hydraulic Pump Type
Piston-type hydraulic pump
Piston type variable displacement
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No. Of Blade Lift Cylinders
2
-
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Blade Lift Cylinder Bore
75 mm
-
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| refill capacity | |
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Fuel Tank Capacity
195 L
600 L
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Engine Oil Capacity
15 L
-
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Final Drive
3.5L
12.5 L
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| operating specifications | |
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Operating Weight
9040 kg
38351 kg
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| dimensions | |
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Overall Length
4335 mm
4647 mm
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Blade Max. Lift Above Ground
900 mm
-
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Blade Max. Drop Below Ground
450 mm
-
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Blade Height
980 mm
1174-2538 mm
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Blade Width
2710 mm
4041-4542 mm
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Track Length
2360 mm
3207-3258 mm
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Height To Cab Of Top
2835 mm
3488 mm
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Max. Tilt Adjust
370 mm
729-954 mm
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Ground Clearance
385 mm
606-613 mm
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Blade Capacity
-
4.7-22.2 mยณ
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