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- Komatsu WA75-3 vs. Liebherr L574 2 plus 2
Komatsu WA75-3 vs. Liebherr L574 2 plus 2
8 reasons to buy Komatsu WA75-3:
Shovel
Breakout power | 48.6 kN and 175 kN | 72 % less or 126.4 kN |
Operation
Generator current strength | 80 amperes and 55 amperes | 31 % more or 25 amperes |
Turn radius | 3770 mm and 7090 mm | 47 % less or 3320 mm |
Motor
Power measured at | 2500 rev / min and 2000 rev / min | 20 % more or 500 rev |
Torque measured at | 1600 rev / min and 1200 rev / min | 25 % more or 400 rev |
Hydraulic system
Lifting time | 4.9 sec and 5.6 sec | 12 % less or 0.7 sec |
Unloading time | 1 sec and 2 sec | 50 % less or 1 sec |
Lowering time | 2.6 sec and 3.5 sec | 26 % less or 0.9 sec |
16 reasons to buy Liebherr L574 2 plus 2:
Sizes
Radius at maximum lifting and unloading | 1270 mm and 890 mm | 30 % more or 380 mm |
Clearance | 550 mm and 460 mm | 16 % more or 90 mm |
Shovel
Unloading ground clearance at maximum lifting | 3300 mm and 2565 mm | 22 % more or 735 mm |
Operation
Fuel Capacity | 330 l. and 90 l. | 73 % more or 240 l. |
Hydraulic system fluid volume | 240 l. and 95 l. | 60 % more or 145 l. |
Engine oil volume | 23.5 l. and 9.4 l. | 60 % more or 14.1 l. |
Front axle / differential fluid volume | 51 l. and 6.1 l. | 88 % more or 44.9 l. |
Rear axle / differential fluid volume | 51 l. and 6.5 l. | 87 % more or 44.5 l. |
Static tipping weight | 18350 kg and 3750 kg | 80 % more or 14600 kg |
Motor
Cylinders number | 6 and 4 | 33 % more or 2 |
Displacement | 10 l. and 3.3 l. | 67 % more or 6.7 l. |
Maximum torque | 1285 Nm and 210 Nm | 84 % more or 1075 Nm |
Hydraulic system
Pump bandwidth | 290 l/min and 64.1 l/min | 78 % more or 225.9 l/min |
Gear box
Reverse gears number | 3 and 2 | 33 % more or 1 |
Maximum forward speed | 40 km/h and 20 km/h | 50 % more or 20 km/h |
Forward gears number | 3 and 2 | 33 % more or 1 |
Neutral reasons:
Sizes
Hinge axis maximum height | 3205 mm and 4565 mm |
Length with bucket on ground level | 5390 mm and 8980 mm |
Height to cab upper part | 2650 mm and 3540 mm |
Wheelbase | 2000 mm and 3450 mm |
Shovel
Shovel width | 1950 mm and 3000 mm |
Operation
Operating voltage | 12 V and 24 V |
Working weight | 4850 kg and 24250 kg |
Rear axle oscillating | 24 degrees and 26 degrees |
Tyre size | 405/70 R18 SPT 9 and 26.5 R 25 |
Motor
Model | 4D 98E and D 926 TI-E A2 |
Manufacturer | Komatsu and Liebherr |
Hydraulic system
Type of pump | Closed Hydraulic Circuit and Axial piston pump with adjustable flow rate, load sensing with control of the flow rate and output and cut-off pressure in the control unit |
Overflow valve pressure | 20500 kPa and 35000 kPa |
Gear box
Transmission type | hydrostatic and Stepless hydrostatic travel drive system 2+2 |
Images
Sizes
1. Length with bucket on ground level | 5390 mm | 1. Length with bucket on ground level | 8980 mm |
3. Height to cab upper part | 2650 mm | 3. Height to cab upper part | 3540 mm |
4. Wheelbase | 2000 mm | 4. Wheelbase | 3450 mm |
5. Clearance | 460 mm | 5. Clearance | 550 mm |
6. Hinge axis maximum height | 3205 mm | 6. Hinge axis maximum height | 4565 mm |
8. Radius at maximum lifting and unloading | 890 mm | 8. Radius at maximum lifting and unloading | 1270 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 2565 mm | 7. Unloading ground clearance at maximum lifting | 3300 mm |