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- Komatsu PC1250-7 vs. Hitachi EX1900
Komatsu PC1250-7 vs. Hitachi EX1900
11 reasons to buy Komatsu PC1250-7:
Sizes
Clearance | 990 mm and 795 mm | 20 % more or 195 mm |
Shovel boom/sections 2
Maximum radius on ground level | 16000 mm and 15630 mm | 2 % more or 370 mm |
Maximum excavation depth | 10440 mm and 9230 mm | 12 % more or 1210 mm |
Maximum vertical wall digging depth | 8490 mm and 6630 mm | 22 % more or 1860 mm |
Shovel boom/sections 1
Maximum excavation depth | 9350 mm and 8180 mm | 13 % more or 1170 mm |
Maximum vertical wall digging depth | 7610 mm and 3860 mm | 49 % more or 3750 mm |
Maximum radius on ground level | 15000 mm and 14770 mm | 2 % more or 230 mm |
Operation
Rotation speed | 5.5 rev / min and 4.7 rev / min | 15 % more or 0.8 rev |
Carrier
Bucket loader specific ground pressure | 20.3 lb / sq. inch and 25.8 lb / sq. inch | 21 % less or 5.5 lb |
Maximum travel speed | 3.2 km/h and 2.8 km/h | 12 % more or 0.4 km/h |
Excavator specific ground pressure with support 1 | 19.9 lb / sq. inch and 25.8 lb / sq. inch | 23 % less or 5.9 lb |
22 reasons to buy Hitachi EX1900:
Sizes
Caterpillar track length | 7480 mm and 6425 mm | 14 % more or 1055 mm |
Upper structure clearance | 1995 mm and 1790 mm | 10 % more or 205 mm |
Shovel boom/sections 3
Maximum excavation depth | 11780 mm and 11590 mm | 2 % more or 190 mm |
Maximum vertical wall digging depth | 10050 mm and 9480 mm | 6 % more or 570 mm |
Maximum unloading height | 11820 mm and 9440 mm | 20 % more or 2380 mm |
Maximum radius on ground level | 19020 mm and 17130 mm | 10 % more or 1890 mm |
Shovel boom/sections 2
Maximum unloading height | 9200 mm and 9000 mm | 2 % more or 200 mm |
Shovel boom/sections 1
Maximum unloading height | 9060 mm and 8680 mm | 4 % more or 380 mm |
Shovel
Bucket initial volume | 11 m3 and 5 m3 | 55 % more or 6 m3 |
Operation
Fuel Capacity | 3085 l. and 1360 l. | 56 % more or 1725 l. |
Cooling system fluid volume | 195 l. and 140 l. | 28 % more or 55 l. |
Engine oil volume | 172 l. and 56 l. | 67 % more or 116 l. |
Hydraulic system fluid volume | 2200 l. and 670 l. | 70 % more or 1530 l. |
Motor
Effective power | 719.6 kW and 485 kW | 33 % more or 234.6 kW |
Displacement | 33.9 l. and 23.2 l. | 32 % more or 10.7 l. |
Loading bucket
Maximum unloading height | 10440 mm and 8700 mm | 17 % more or 1740 mm |
Maximum digging radius | 13430 mm and 11400 mm | 15 % more or 2030 mm |
Maximum excavation depth | 5920 mm and 3650 mm | 38 % more or 2270 mm |
Carrier
Loading shovel operational weight | 185900 kg and 109500 kg | 41 % more or 76400 kg |
Track shoes number on either side | 49 and 48 | 2 % more or 1 |
Unloaded backhoe shovel operational weight with support 1 | 186500 kg and 106700 kg | 43 % more or 79800 kg |
Bucket loader support width | 800 mm and 700 mm | 12 % more or 100 mm |
Neutral reasons:
Sizes
Width between caterpillar tracks | 4600 mm and 5400 mm |
Height to cab upper part | 4120 mm and 6820 mm |
Caterpillar track length on ground level | 4995 mm and 5780 mm |
Shovel boom/sections 3
Backhoe shovel boom / section | boom with lever 5700mm and boom 11800mm with lever 4000mm |
Maximum cut height | 13910 mm and 17380 mm |
Handle pressure force | 63000 lb / ft and 424.1 lb / ft |
Shovel boom/sections 2
Handle pressure force | 72000 lb / ft and 424.1 lb / ft |
Backhoe shovel boom / section | boom with lever 4500mm and boom 8700mm with lever 4000 m |
Maximum cut height | 13490 mm and 14480 mm |
Shovel boom/sections 1
Backhoe shovel boom / section | boom with lever 3400mm and boom 8300mm with lever 3600mm |
Maximum cut height | 13400 mm and 14140 mm |
Handle pressure force | 88000 lb / ft and 457.3 lb / ft |
Operation
Operating voltage | 24 V and 24 V |
Motor
Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator) and Turbocharged engine with intermediate cooling of charging air by oncoming air flow |
Manufacturer | Komatsu and Hitachi |
Model | SAA6D170E-3 and S12A2-Y1TAA1 |
Loading bucket
Handle pressure force | 137000 lb / ft and 523.7 lb / ft |
Loading bucket | 6.5 meter (cubic) bottom-dump bucket and standard |
Maximum cut height | 12330 mm and 14610 mm |
Carrier
Rear platform swing radius | 4870 mm and 6010 mm |
Upper rollers number | 3 and 3 |
Lower rollers number | 8 and 8 |
Backhoe shovel support width 1 | 700 mm and 800 mm |
Images
Sizes
2. Width between caterpillar tracks | 4600 mm | 2. Width between caterpillar tracks | 5400 mm |
4. Caterpillar track length on ground level | 4995 mm | 4. Caterpillar track length on ground level | 5780 mm |
5. Clearance | 990 mm | 5. Clearance | 795 mm |
7. Height to cab upper part | 4120 mm | 7. Height to cab upper part | 6820 mm |
Loading bucket
17. Maximum cut height | 12330 mm | 17. Maximum cut height | 14610 mm |
18. Maximum unloading height | 8700 mm | 18. Maximum unloading height | 10440 mm |
19. Maximum digging radius | 11400 mm | 19. Maximum digging radius | 13430 mm |
20. Maximum excavation depth | 3650 mm | 20. Maximum excavation depth | 5920 mm |
Carrier
14. Bucket loader support width | 700 mm | 14. Bucket loader support width | 800 mm |