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- Komatsu GD555-3 vs. Caterpillar 12G
Komatsu GD555-3 vs. Caterpillar 12G
13 reasons to buy Komatsu GD555-3:
Steerage
| Turn radius | 6.8 m and 7.3 m | 7 % less or 0.5 m |
Operation
| Fuel Capacity | 340 l. and 283 l. | 17 % more or 57 l. |
| Front axle standard operating weight | 4000 kg and 3570 kg | 11 % more or 430 kg |
| Rear axle standard operating weight | 10040 kg and 9130 kg | 9 % more or 910 kg |
| Hydraulic system fluid volume | 85 l. and 76 l. | 11 % more or 9 l. |
| Each tandem case fluid volume | 83 l. and 64 l. | 23 % more or 19 l. |
| Generator current strength | 90 amperes and 19 amperes | 79 % more or 71 amperes |
Motor
| Maximum power | 119.3 kW and 100.7 kW | 16 % more or 18.6 kW |
| Effective speeds output 5-6 | 119.3 kW and 100.7 kW | 16 % more or 18.6 kW |
Gear box
| Forward gears number | 8 and 6 | 25 % more or 2 |
| Maximum forward speed | 42.9 km/h and 41 km/h | 4 % more or 1.9 km/h |
Dump
| Maximum cutting depth | 835 mm and 450 mm | 46 % more or 385 mm |
Circle
| Maximum lifting above ground level | 485 mm and 438 mm | 10 % more or 47 mm |
12 reasons to buy Caterpillar 12G:
Operation
| Oil system fluid volume | 29 l. and 14.4 l. | 50 % more or 14.6 l. |
| Cooling system fluid volume | 47 l. and 42 l. | 11 % more or 5 l. |
| Transmission fluid volume | 87 l. and 45 l. | 48 % more or 42 l. |
Motor
| Displacement | 10.5 l. and 5.9 l. | 44 % more or 4.6 l. |
| Power measured at | 2200 rev / min and 2000 rev / min | 9 % more or 200 rev |
Hydraulic system
| Pump flow rate | 193 l/min and 204.4 l/min | 6 % less or 11.4 l/min |
Gear box
| Reverse gears number | 6 and 4 | 33 % more or 2 |
| Maximum reverse gear | 41 km/h and 39.1 km/h | 5 % more or 1.9 km/h |
Circle
| Right maximum radius outside tyres | 1870 mm and 2000 mm | 6 % less or 130 mm |
| Maximum radius outside left tyres | 1830 mm and 2000 mm | 8 % less or 170 mm |
| Blade tilt front angle | 90 degrees and 40 degrees | 56 % more or 50 degrees |
| Blade tilt rear angle | 90 degrees and 5 degrees | 94 % more or 85 degrees |
Neutral reasons:
Steerage
| Left and right hinge connection | 23 degrees and 50 degrees |
Sizes
| Blade base | 2500 mm and 2570 mm |
| Dual axis wheelbase | 1535 mm and 1520 mm |
| Height to cab upper part | 3100 mm and 3330 mm |
| Dimensional length | 9390 mm and 8310 mm |
| Between tyres width | 2525 mm and 2410 mm |
| Wheelbase | 5850 mm and 5920 mm |
Operation
| Overall standard operating weight | 14040 kg and 12700 kg |
| Operating voltage | 24 V and 24 V |
Motor
| Cylinders number | 6 and 6 |
| Manufacturer | Komatsu and Caterpillar |
Hydraulic system
| Type of pump | Hydraulic system of Closed Center Load Sensing System (CLSS) and Constant pressure system with locking in the middle position, with the piston pump of variable displacement volume |
| Overflow valve pressure | 20684.3 kPa and 14823.7 kPa |
Gear box
| Transmission type | powershift transmission and Powershift transmission with direct drive |
Front Axle
| Wheel tilt | 20 degrees and 18 degrees |
| General fluctuations | 32 degrees and 32 degrees |
| Clearance | 610 mm and 610 mm |
Dump
| Left lateral displacement | 820 mm and 670 mm |
| Lateral right shift | 820 mm and 520 mm |
| Mouldboard width | 3710 mm and 3650 mm |
| Mouldboard height | 660 mm and 610 mm |
| Mouldboard thickness | 22 mm and 22 mm |
Circle
| Diameter | 1529.1 mm and 1530 mm |
| Rotating | 360 degrees and 360 degrees |
Images
Sizes
| 3. Height to cab upper part | 3100 mm | 3. Height to cab upper part | 3330 mm |
| 4. Wheelbase | 5850 mm | 4. Wheelbase | 5920 mm |
| 7. Dual axis wheelbase | 1535 mm | 7. Dual axis wheelbase | 1520 mm |
| 8. Blade base | 2500 mm | 8. Blade base | 2570 mm |
| 1. Dimensional length | 9390 mm | 1. Dimensional length | 8310 mm |
| 2. Between tyres width | 2525 mm | 2. Between tyres width | 2410 mm |