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- Liebherr R912 vs. Komatsu PC138US-2
Liebherr R912 vs. Komatsu PC138US-2
8 reasons to buy Liebherr R912:
Sizes
Clearance | 472 mm and 395 mm | 16 % more or 77 mm |
Counterweight ground clearance | 1145 mm and 900 mm | 21 % more or 245 mm |
Operation
Fuel Capacity | 360 l. and 200 l. | 44 % more or 160 l. |
Hydraulic system fluid volume | 230 l. and 69 l. | 70 % more or 161 l. |
Generator current strength | 55 amperes and 35 amperes | 36 % more or 20 amperes |
Hydraulic system overflow valve pressure | 36000 kPa and 34813.6 kPa | 3 % more or 1186.4 kPa |
Motor
Effective power | 99 kW and 66 kW | 33 % more or 33 kW |
Booms/sections features 1
Maximum radius along ground level | 8382 mm and 7805 mm | 7 % more or 577 mm |
7 reasons to buy Komatsu PC138US-2:
Operation
Hydraulic pump flow rate | 226 l/min and 400 l/min | 43 % less or 174 l/min |
Motor
Power measured at | 2200 rev / min and 2000 rev / min | 9 % more or 200 rev |
Carrier
Hook traction force | 122.6 kN and 271 kN | 55 % less or 148.4 kN |
Maximum travel speed | 5.1 km/h and 5 km/h | 2 % more or 0.1 km/h |
Booms/sections features 1
Maximum excavation depth | 5070 mm and 3901.4 mm | 23 % more or 1168.6 mm |
Maximum loading height | 6525 mm and 6400.8 mm | 2 % more or 124.2 mm |
Maximum vertical wall digging depth | 4490 mm and 2743.2 mm | 39 % more or 1746.8 mm |
Neutral reasons:
Sizes
Rear platform swing radius | 2725 mm and 1480 mm |
Caterpillar track length on ground level | 3368 mm and 2880 mm |
Height to cab upper part | 3250 mm and 2815 mm |
Operation
Operating voltage | 24 V and 24 V |
Working weight | 26000 kg and 13480 kg |
Motor
Manufacturer | Liebherr and Komatsu |
Model | D 924 T-E and SAA4D95LE-3 |
Aspiration | Engine with in-line cylinders water cooling and Turbocharging with subsequent air cooling (by a cooling radiator) |
Cylinders number | 4 and 4 |
Carrier
Shoe dimensions | 500 mm and 500 mm |
Booms/sections features 1
Maximum cut height | 8686.8 mm and 9020 mm |
Unit load-transfer height | 3700 mm and 2630 mm |
Unit load-transfer length | 11100 mm and 7225 mm |
Images
Sizes
8. Rear platform swing radius | 2725 mm | 8. Rear platform swing radius | 1480 mm |
15. Counterweight ground clearance | 1145 mm | 15. Counterweight ground clearance | 900 mm |
4. Caterpillar track length on ground level | 3368 mm | 4. Caterpillar track length on ground level | 2880 mm |
5. Clearance | 472 mm | 5. Clearance | 395 mm |
7. Height to cab upper part | 3250 mm | 7. Height to cab upper part | 2815 mm |
Carrier
14. Shoe dimensions | 500 mm | 14. Shoe dimensions | 500 mm |
Booms/sections features 1
3. Unit load-transfer height | 3700 mm | 3. Unit load-transfer height | 2630 mm |
9. Maximum cut height | 8686.8 mm | 9. Maximum cut height | 8845 mm |
10. Maximum loading height | 6400.8 mm | 10. Maximum loading height | 6465 mm |
11. Maximum radius along ground level | 8382 mm | 11. Maximum radius along ground level | 8000 mm |
12. Maximum vertical wall digging depth | 2743.2 mm | 12. Maximum vertical wall digging depth | 5340 mm |
13. Maximum excavation depth | 3901.4 mm | 13. Maximum excavation depth | 5280 mm |
1. Unit load-transfer length | 11100 mm | 1. Unit load-transfer length | 7195 mm |