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- Hyundai HL770-9 vs. Case 621E
Hyundai HL770-9 vs. Case 621E
24 reasons to buy Hyundai HL770-9:
Sizes
Clearance | 480 mm and 370 mm | 23 % more or 110 mm |
Radius at maximum lifting and unloading | 1295 mm and 1013 mm | 22 % more or 282 mm |
Shovel
Unloading ground clearance at maximum lifting | 3090 mm and 2801 mm | 9 % more or 289 mm |
Bucket capacity with top | 4.2 m3 and 2.3 m3 | 45 % more or 1.9 m3 |
Brimmed bucket capacity | 3.6 m3 and 2 m3 | 44 % more or 1.6 m3 |
Operation
Static tipping weight | 17620 kg and 10603 kg | 40 % more or 7017 kg |
Engine oil volume | 23 l. and 13.2 l. | 43 % more or 9.8 l. |
Cooling system fluid volume | 56 l. and 36 l. | 36 % more or 20 l. |
Transmission fluid volume | 43 l. and 18.9 l. | 56 % more or 24.1 l. |
Generator current strength | 70 amperes and 65 amperes | 7 % more or 5 amperes |
Front axle / differential fluid volume | 51 l. and 22 l. | 57 % more or 29 l. |
Rear axle / differential fluid volume | 43 l. and 22 l. | 49 % more or 21 l. |
Fuel Capacity | 457 l. and 246 l. | 46 % more or 211 l. |
Hydraulic system fluid volume | 292 l. and 147.6 l. | 49 % more or 144.4 l. |
Motor
Full power | 208.8 kW and 116 kW | 44 % more or 92.8 kW |
Power measured at | 2000 rev / min and 1800 rev / min | 10 % more or 200 rev |
Torque measured at | 1400 rev / min and 1300 rev / min | 7 % more or 100 rev |
Maximum torque | 1450.7 Nm and 689 Nm | 53 % more or 761.7 Nm |
Effective power | 206.6 kW and 109 kW | 47 % more or 97.6 kW |
Hydraulic system
Pump bandwidth | 342 l/min and 171 l/min | 50 % more or 171 l/min |
Lowering time | 2.8 sec and 4.7 sec | 40 % less or 1.9 sec |
Lifting time | 5.4 sec and 6.3 sec | 14 % less or 0.9 sec |
Gear box
Maximum forward speed | 41 km/h and 38.6 km/h | 6 % more or 2.4 km/h |
Maximum reverse gear | 26.9 km/h and 25 km/h | 7 % more or 1.9 km/h |
Neutral reasons:
Sizes
Wheelbase | 3500 mm and 2900 mm |
Hinge axis maximum height | 4310 mm and 3830 mm |
Length with bucket on ground level | 8700 mm and 7384 mm |
Between tyres width | 2975 mm and 2523 mm |
Height to cab upper part | 3560 mm and 3395 mm |
Shovel
Shovel width | 3100 mm and 2602 mm |
Operation
Operating voltage | 24 V and 24 V |
Rear axle oscillating | 26 degrees and 24 degrees |
Tyre size | 26.5-25 and 20.5 R25 |
Working weight | 23100 kg and 12431 kg |
Motor
Manufacturer | Cummins and Case |
Model | QSL and Family IV, 667TA/EDB, III Level III certified |
Cylinders number | 6 and 6 |
Aspiration | turbocharging and Turbocharging with subsequent air cooling (by a cooling radiator) |
Hydraulic system
Unloading time | 1.3 sec and 1.3 sec |
Type of pump | alternating Axial-piston pump and in the middle position with locking with pressure / flow compensation |
Gear box
Transmission type | powershift transmission and 4 forward / 3 reverse gears proportional with electronic control module |
Forward gears number | 4 and 4 |
Reverse gears number | 3 and 3 |
Images
Sizes
6. Hinge axis maximum height | 4310 mm | 6. Hinge axis maximum height | 3830 mm |
8. Radius at maximum lifting and unloading | 1295 mm | 8. Radius at maximum lifting and unloading | 1013 mm |
1. Length with bucket on ground level | 8700 mm | 1. Length with bucket on ground level | 7384 mm |
2. Between tyres width | 2975 mm | 2. Between tyres width | 2523 mm |
3. Height to cab upper part | 3560 mm | 3. Height to cab upper part | 3395 mm |
4. Wheelbase | 3500 mm | 4. Wheelbase | 2900 mm |
5. Clearance | 480 mm | 5. Clearance | 370 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 3090 mm | 7. Unloading ground clearance at maximum lifting | 2801 mm |