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- Komatsu PC78MR-6 vs. Case 9007B
Komatsu PC78MR-6 vs. Case 9007B
9 reasons to buy Komatsu PC78MR-6:
Sizes
Width to outside of caterpillar track | 2320 mm and 2150 mm | 7 % more or 170 mm |
Operation
Cooling system fluid volume | 10.5 l. and 10 l. | 5 % more or 0.5 l. |
Hydraulic system fluid volume | 110 l. and 95 l. | 14 % more or 15 l. |
Hydraulic system overflow valve pressure | 26477.9 kPa and 210.7 kPa | 99 % more or 26267.2 kPa |
Motor
Displacement | 3.3 l. and 2.8 l. | 15 % more or 0.5 l. |
Booms/sections features 2
Maximum excavation depth | 4745 mm and 4580 mm | 3 % more or 165 mm |
Maximum radius along ground level | 7485 mm and 6680 mm | 11 % more or 805 mm |
Booms/sections features 1
Maximum excavation depth | 4160 mm and 4150 mm | 0 % more or 10 mm |
Maximum radius along ground level | 6960 mm and 6220 mm | 11 % more or 740 mm |
15 reasons to buy Case 9007B:
Swing device
Rotation speed | 13.5 rev / min and 10 rev / min | 26 % more or 3.5 rev |
Sizes
Counterweight ground clearance | 760 mm and 735 mm | 3 % more or 25 mm |
Operation
Fuel Capacity | 140.1 l. and 125 l. | 11 % more or 15.1 l. |
Engine oil volume | 10 l. and 7.5 l. | 25 % more or 2.5 l. |
Generator current strength | 40 amperes and 25 amperes | 37 % more or 15 amperes |
Hydraulic pump flow rate | 151.4 l/min and 160 l/min | 5 % less or 8.6 l/min |
Motor
Power measured at | 2100 rev / min and 1850 rev / min | 12 % more or 250 rev |
Carrier
Track shoes number per side | 42 and 39 | 7 % more or 3 |
Specific ground pressure | 33.8 kPa and 37.2 kPa | 9 % less or 3.4 kPa |
Maximum travel speed | 5 km/h and 4.2 km/h | 16 % more or 0.8 km/h |
Hook traction force | 49 kN and 64.7 kN | 24 % less or 15.7 kN |
Booms/sections features 2
Maximum loading height | 5560 mm and 4770 mm | 14 % more or 790 mm |
Maximum vertical wall digging depth | 4060 mm and 3310 mm | 18 % more or 750 mm |
Booms/sections features 1
Maximum loading height | 5150 mm and 4515 mm | 12 % more or 635 mm |
Maximum vertical wall digging depth | 3490 mm and 2900 mm | 17 % more or 590 mm |
Neutral reasons:
Sizes
Height to cab upper part | 2730 mm and 2640 mm |
Clearance | 360 mm and 360 mm |
Rear platform swing radius | 1405 mm and 1750 mm |
Caterpillar track length on ground level | 2235 mm and 2050 mm |
Operation
Working weight | 8270 kg and 6900 kg |
Operating voltage | 24 V and 24 V |
Motor
Model | S4D95LE-3 and 4JB1 |
Effective power | 40.3 kW and 40.3 kW |
Cylinders number | 4 and 4 |
Manufacturer | Komatsu and Isuzu |
Carrier
Rolling bearings number on either side | 5 and 5 |
Shoe dimensions | 450 mm and 449.6 mm |
Support rollers number on either side | 1 and 1 |
Booms/sections features 2
Unit load-transfer height | 2730 mm and 2930 mm |
Unit load-transfer length | 6200 mm and 6160 mm |
Maximum cut height | 6800 mm and 7660 mm |
Booms/sections features 1
Unit load-transfer height | 2730 mm and 2640 mm |
Unit load-transfer length | 6200 mm and 6020 mm |
Maximum cut height | 6570 mm and 7230 mm |
Images
Sizes
2. Width to outside of caterpillar track | 2320 mm | 2. Width to outside of caterpillar track | 2150 mm |
4. Caterpillar track length on ground level | 2235 mm | 4. Caterpillar track length on ground level | 2050 mm |
5. Clearance | 360 mm | 5. Clearance | 360 mm |
7. Height to cab upper part | 2730 mm | 7. Height to cab upper part | 2640 mm |
8. Rear platform swing radius | 1405 mm | 8. Rear platform swing radius | 1750 mm |
15. Counterweight ground clearance | 735 mm | 15. Counterweight ground clearance | 760 mm |
Carrier
14. Shoe dimensions | 450 mm | 14. Shoe dimensions | 449.6 mm |
Booms/sections features 1
9. Maximum cut height | 6800 mm | 9. Maximum cut height | 7660 mm |
12. Maximum vertical wall digging depth | 2900 mm | 12. Maximum vertical wall digging depth | 4060 mm |
10. Maximum loading height | 4770 mm | 10. Maximum loading height | 5560 mm |
13. Maximum excavation depth | 4160 mm | 13. Maximum excavation depth | 4580 mm |
11. Maximum radius along ground level | 7485 mm | 11. Maximum radius along ground level | 6680 mm |
1. Unit load-transfer length | 6200 mm | 1. Unit load-transfer length | 6020 mm |
3. Unit load-transfer height | 2730 mm | 3. Unit load-transfer height | 2640 mm |