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- Caterpillar 12H ES vs. Komatsu GD655-3
Caterpillar 12H ES vs. Komatsu GD655-3
2 reasons to buy Caterpillar 12H ES:
Motor
| Displacement | 10.5 l. and 8.3 l. | 21 % more or 2.2 l. |
Gear box
| Reverse gears number | 6 and 4 | 33 % more or 2 |
9 reasons to buy Komatsu GD655-3:
Steerage
| Turn radius | 6.9 m and 7.4 m | 7 % less or 0.5 m |
Operation
| Generator current strength | 90 amperes and 50 amperes | 44 % more or 40 amperes |
| Fuel Capacity | 340 l. and 284 l. | 16 % more or 56 l. |
Motor
| Maximum power | 149.1 kW and 104.4 kW | 30 % more or 44.7 kW |
| Effective speeds output 7-8 | 149.1 kW and 104.4 kW | 30 % more or 44.7 kW |
Hydraulic system
| Pump flow rate | 194 l/min and 206 l/min | 6 % less or 12 l/min |
Gear box
| Maximum forward speed | 42.2 km/h and 39.7 km/h | 6 % more or 2.5 km/h |
| Maximum reverse gear | 38.4 km/h and 31.3 km/h | 18 % more or 7.1 km/h |
Circle
| Maximum lifting above ground level | 505 mm and 457 mm | 10 % more or 48 mm |
Neutral reasons:
Steerage
| Left and right hinge connection | 20 degrees and 23 degrees |
Sizes
| Height to cab upper part | 3110 mm and 3120 mm |
| Dimensional length | 8570 mm and 10280 mm |
| Between tyres width | 2440 mm and 2550 mm |
| Wheelbase | 6090 mm and 6070 mm |
| Blade base | 2570 mm and 2600 mm |
Operation
| Tyre size | 12-24 10PR (G-2) and Low-pressure, without inner tube, 17.5R25 |
| Operating voltage | 24 V and 24 V |
| Overall standard operating weight | 14248 kg and 15400 kg |
Motor
| Manufacturer | Caterpillar and Komatsu |
| Model | 3306 DIT and SAA6D114E-3 |
Hydraulic system
| Type of pump | Axial-piston pump and Hydraulic system with locking in the middle position, load sensing with variable piston pump working volume |
| Overflow valve pressure | 24131.6 kPa and 20600 kPa |
Gear box
| Forward gears number | 8 and 8 |
Front Axle
| Wheel tilt | 18 degrees and 20 degrees |
| General fluctuations | 32 degrees and 32 degrees |
Dump
| Mouldboard thickness | 22 mm and 22 mm |
| Mouldboard width | 3660 mm and 3710 mm |
| Mouldboard height | 610 mm and 660 mm |
Images
Sizes
| 1. Dimensional length | 8570 mm | 1. Dimensional length | 10280 mm |
| 2. Between tyres width | 2440 mm | 2. Between tyres width | 2550 mm |
| 3. Height to cab upper part | 3110 mm | 3. Height to cab upper part | 3120 mm |
| 4. Wheelbase | 6090 mm | 4. Wheelbase | 6070 mm |
| 8. Blade base | 2570 mm | 8. Blade base | 2600 mm |