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- Case 621D vs. Case 621E
Case 621D vs. Case 621E
10 reasons to buy Case 621D:
Sizes
Clearance | 474 mm and 370 mm | 22 % more or 104 mm |
Shovel
Breakout power | 23237 pound and 23249 pound | 0 % less or 12 pound |
Unloading ground clearance at maximum lifting | 2806 mm and 2801 mm | 0 % more or 5 mm |
Operation
Engine oil volume | 16.2 l. and 13.2 l. | 19 % more or 3.0 l. |
Turn radius | 5175 mm and 5245 mm | 1 % less or 70 mm |
Generator current strength | 70 amperes and 65 amperes | 7 % more or 5 amperes |
Motor
Power measured at | 2000 rev / min and 1800 rev / min | 10 % more or 200 rev |
Hydraulic system
Lifting time | 5.4 sec and 6.3 sec | 14 % less or 0.9 sec |
Pump bandwidth | 171.1 l/min and 171 l/min | 0 % more or 0.1 l/min |
Gear box
Maximum reverse gear | 25.1 km/h and 25 km/h | 0 % more or 0.1 km/h |
10 reasons to buy Case 621E:
Operation
Cooling system fluid volume | 36 l. and 24 l. | 33 % more or 12 l. |
Static tipping weight | 10603 kg and 10176 kg | 4 % more or 427 kg |
Fuel Capacity | 246 l. and 189 l. | 23 % more or 57 l. |
Hydraulic system fluid volume | 147.6 l. and 113.6 l. | 23 % more or 34.0 l. |
Motor
Effective power | 109 kW and 101.4 kW | 7 % more or 7.6 kW |
Full power | 116 kW and 110.4 kW | 5 % more or 5.6 kW |
Torque measured at | 1300 rev / min and 1200 rev / min | 8 % more or 100 rev |
Maximum torque | 689 Nm and 671.1 Nm | 3 % more or 17.9 Nm |
Hydraulic system
Unloading time | 1.3 sec and 1.5 sec | 13 % less or 0.2 sec |
Lowering time | 4.7 sec and 5 sec | 6 % less or 0.3 sec |
Neutral reasons:
Sizes
Hinge axis maximum height | 3835 mm and 3830 mm |
Height to cab upper part | 3306 mm and 3395 mm |
Radius at maximum lifting and unloading | 1013 mm and 1013 mm |
Wheelbase | 2900 mm and 2900 mm |
Length with bucket on ground level | 7036 mm and 7384 mm |
Between tyres width | 2382 mm and 2523 mm |
Shovel
Shovel width | 2602 mm and 2602 mm |
Bucket capacity with top | 2.3 m3 and 2.3 m3 |
Brimmed bucket capacity | 2 m3 and 2 m3 |
Operation
Front axle / differential fluid volume | 22 l. and 22 l. |
Rear axle / differential fluid volume | 22 l. and 22 l. |
Transmission fluid volume | 18.9 l. and 18.9 l. |
Operating voltage | 24 V and 24 V |
Rear axle oscillating | 24 degrees and 24 degrees |
Tyre size | 20.5x25 L3 and 20.5 R25 |
Working weight | 11831 kg and 12431 kg |
Motor
Model | Family III 668TA/M2 and Family IV, 667TA/EDB, III Level III certified |
Manufacturer | Case and Case |
Displacement | 6.7 l. and 6.7 l. |
Cylinders number | 6 and 6 |
Torque increase | 33 % and 33 % |
Aspiration | Turbocharger with air cooling by oncoming air flow and Turbocharging with subsequent air cooling (by a cooling radiator) |
Hydraulic system
Type of pump | in the middle position with locking with pressure / flow compensation and in the middle position with locking with pressure / flow compensation |
Overflow valve pressure | 172.4 kPa and 24822 kPa |
Gear box
Transmission type | 4F / 3R (4 forward / 3 reverse speeds) proportional with electronic control module, with torque measurement, automatic / manual shifting and modulating and 4 forward / 3 reverse gears proportional with electronic control module |
Forward gears number | 4 and 4 |
Reverse gears number | 3 and 3 |
Maximum forward speed | 38.6 km/h and 38.6 km/h |
Images
Sizes
2. Between tyres width | 2382 mm | 2. Between tyres width | 2523 mm |
3. Height to cab upper part | 3306 mm | 3. Height to cab upper part | 3395 mm |
4. Wheelbase | 2900 mm | 4. Wheelbase | 2900 mm |
5. Clearance | 474 mm | 5. Clearance | 370 mm |
6. Hinge axis maximum height | 3835 mm | 6. Hinge axis maximum height | 3830 mm |
8. Radius at maximum lifting and unloading | 1013 mm | 8. Radius at maximum lifting and unloading | 1013 mm |
1. Length with bucket on ground level | 7036 mm | 1. Length with bucket on ground level | 7384 mm |
Shovel
7. Unloading ground clearance at maximum lifting | 2806 mm | 7. Unloading ground clearance at maximum lifting | 2801 mm |