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Construction Machinery. Medium-Sized Excavator Komatsu PC78MR-6
Swing device
Rotation speed | 10 rev / min |
Sizes
Width to outside of caterpillar track | 2320 mm |
Height to cab upper part | 2730 mm |
Clearance | 360 mm |
Counterweight ground clearance | 735 mm |
Rear platform swing radius | 1405 mm |
Caterpillar track length on ground level | 2235 mm |
Shovel
Bucket initial volume | 0.28 m3 |
Bucket minimum volume | 0.09 m3 |
Maximum bucket volume | 0.34 m3 |
Operation
Working weight | 8270 kg |
Fuel Capacity | 125 l. |
Cooling system fluid volume | 10.5 l. |
Hydraulic system fluid volume | 110 l. |
Engine oil volume | 7.5 l. |
Operating voltage | 24 V |
Generator current strength | 25 amperes |
Hydraulic system overflow valve pressure | 26477.9 kPa |
Hydraulic pump flow rate | 160 l/min |
Motor
Displacement | 3.3 l. |
Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator) |
Cylinders number | 4 |
Manufacturer | Komatsu |
Model | S4D95LE-3 |
Effective power | 40.3 kW |
Power measured at | 1850 rev / min |
Carrier
Track shoes number per side | 39 |
Shoe dimensions | 450 mm |
Support rollers number on either side | 1 |
Rolling bearings number on either side | 5 |
Specific ground pressure | 37.2 kPa |
Maximum travel speed | 4.2 km/h |
Hook traction force | 64.7 kN |
Track width | 1870 mm |
Booms/sections features 2
Unit load-transfer length | 6200 mm |
Maximum excavation depth | 4745 mm |
Maximum radius along ground level | 7485 mm |
Maximum cut height | 6800 mm |
Maximum loading height | 4770 mm |
Maximum vertical wall digging depth | 3310 mm |
Unit load-transfer height | 2730 mm |
Booms/sections features 1
Unit load-transfer height | 2730 mm |
Unit load-transfer length | 6200 mm |
Maximum excavation depth | 4160 mm |
Maximum radius along ground level | 6960 mm |
Maximum cut height | 6570 mm |
Maximum loading height | 4515 mm |
Maximum vertical wall digging depth | 2900 mm |
Images
Sizes
2. Width to outside of caterpillar track | 2320 mm |
4. Caterpillar track length on ground level | 2235 mm |
5. Clearance | 360 mm |
7. Height to cab upper part | 2730 mm |
8. Rear platform swing radius | 1405 mm |
15. Counterweight ground clearance | 735 mm |
15. Counterweight ground clearance | 735 mm |
Carrier
6. Track width | 1870 mm |
14. Shoe dimensions | 450 mm |
Booms/sections features 1
11. Maximum radius along ground level | 6960 mm |
12. Maximum vertical wall digging depth | 2900 mm |
13. Maximum excavation depth | 4160 mm |
1. Unit load-transfer length | 6200 mm |
3. Unit load-transfer height | 2730 mm |
9. Maximum cut height | 6800 mm |
10. Maximum loading height | 4770 mm |
11. Maximum radius along ground level | 7485 mm |
12. Maximum vertical wall digging depth | 3310 mm |
13. Maximum excavation depth | 4745 mm |
1. Unit load-transfer length | 6200 mm |
3. Unit load-transfer height | 2730 mm |
9. Maximum cut height | 6570 mm |
10. Maximum loading height | 4515 mm |