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- Hitachi EX310LCH-3 vs. Komatsu PC230NHD-7
Hitachi EX310LCH-3 vs. Komatsu PC230NHD-7
19 reasons to buy Hitachi EX310LCH-3:
Swing device
Rotation speed | 12 rev / min and 11.9 rev / min | 1 % more or 0.1 rev |
Sizes
Clearance | 500 mm and 465 mm | 7 % more or 35 mm |
Counterweight ground clearance | 1170 mm and 1125 mm | 4 % more or 45 mm |
Width to outside of caterpillar track | 3190 mm and 2540 mm | 20 % more or 650 mm |
Operation
Hydraulic system fluid volume | 310 l. and 143 l. | 54 % more or 167 l. |
Engine oil volume | 35 l. and 24 l. | 31 % more or 11 l. |
Boom reach drive mechanism fluid volume | 17 l. and 6.6 l. | 61 % more or 10.4 l. |
Fuel Capacity | 510 l. and 400 l. | 22 % more or 110 l. |
Cooling system fluid volume | 33.5 l. and 30.9 l. | 8 % more or 2.6 l. |
Motor
Effective power | 155.1 kW and 107 kW | 31 % more or 48.1 kW |
Power measured at | 2000 rev / min and 1950 rev / min | 2 % more or 50 rev |
Displacement | 9.8 l. and 5.9 l. | 40 % more or 3.9 l. |
Carrier
Track shoes number per side | 50 and 47 | 6 % more or 3 |
Rolling bearings number on either side | 9 and 7 | 22 % more or 2 |
Maximum travel speed | 5.5 km/h and 5.4 km/h | 2 % more or 0.1 km/h |
Booms/sections features 1
Maximum excavation depth | 7380 mm and 5355 mm | 27 % more or 2025 mm |
Maximum radius along ground level | 10900 mm and 8660 mm | 21 % more or 2240 mm |
Maximum loading height | 7120 mm and 6655 mm | 7 % more or 465 mm |
Maximum vertical wall digging depth | 6480 mm and 4605 mm | 29 % more or 1875 mm |
4 reasons to buy Komatsu PC230NHD-7:
Operation
Generator current strength | 60 amperes and 30 amperes | 50 % more or 30 amperes |
Hydraulic system overflow valve pressure | 37265.2 kPa and 34335.9 kPa | 8 % more or 2929.3 kPa |
Hydraulic pump flow rate | 428 l/min and 546 l/min | 22 % less or 118 l/min |
Carrier
Specific ground pressure | 53.8 kPa and 58.8 kPa | 9 % less or 5.0 kPa |
Neutral reasons:
Sizes
Rear platform swing radius | 3300 mm and 2800 mm |
Caterpillar track length on ground level | 4010 mm and 3460 mm |
Height to cab upper part | 3010 mm and 3040 mm |
Operation
Working weight | 31116.4 kg and 22600 kg |
Motor
Manufacturer | Isuzu and Komatsu |
Model | A-6SD1TQA and SAA6D102E-2 |
Cylinders number | 6 and 6 |
Aspiration | turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator) |
Carrier
Shoe dimensions | 600 mm and 550 mm |
Support rollers number on either side | 2 and 2 |
Track width | 2590 mm and 2540 mm |
Booms/sections features 1
Unit load-transfer length | 10940 mm and 9540 mm |
Unit load-transfer height | 3200 mm and 2985 mm |
Maximum cut height | 10220 mm and 9525 mm |
Images
Sizes
2. Width to outside of caterpillar track | 3190 mm | 2. Width to outside of caterpillar track | 2540 mm |
4. Caterpillar track length on ground level | 4010 mm | 4. Caterpillar track length on ground level | 3460 mm |
5. Clearance | 500 mm | 5. Clearance | 465 mm |
7. Height to cab upper part | 3010 mm | 7. Height to cab upper part | 3040 mm |
8. Rear platform swing radius | 3300 mm | 8. Rear platform swing radius | 2800 mm |
15. Counterweight ground clearance | 1170 mm | 15. Counterweight ground clearance | 1125 mm |
Carrier
6. Track width | 2590 mm | 6. Track width | 2540 mm |
14. Shoe dimensions | 600 mm | 14. Shoe dimensions | 550 mm |
Booms/sections features 1
13. Maximum excavation depth | 7380 mm | 13. Maximum excavation depth | 6175 mm |
1. Unit load-transfer length | 10940 mm | 1. Unit load-transfer length | 9540 mm |
3. Unit load-transfer height | 3200 mm | 3. Unit load-transfer height | 2985 mm |
9. Maximum cut height | 10220 mm | 9. Maximum cut height | 9525 mm |
10. Maximum loading height | 7120 mm | 10. Maximum loading height | 6655 mm |
11. Maximum radius along ground level | 10900 mm | 11. Maximum radius along ground level | 8660 mm |
12. Maximum vertical wall digging depth | 6480 mm | 12. Maximum vertical wall digging depth | 4605 mm |