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- John Deere 748G serie III vs. Caterpillar 525C grapple
John Deere 748G serie III vs. Caterpillar 525C grapple
10 reasons to buy John Deere 748G serie III:
Sizes
| Maximum blade height | 1500 mm and 1381 mm | 8 % more or 119 mm |
| Clearance | 599 mm and 581 mm | 3 % more or 18 mm |
| Drum capacity at cable width | 77.4 m and 46.9 m | 39 % more or 30.5 m |
| Maximum traction force on a rope with empty drum | 224 kN and 175 kN | 22 % more or 49 kN |
| Maximum line speed | 43.2 m/min and 40.2 m/min | 7 % more or 3.0 m/min |
Operation
| Generator current strength | 120 amperes and 80 amperes | 33 % more or 40 amperes |
Motor
| Displacement | 8.1 l. and 7.2 l. | 11 % more or 0.9 l. |
Hydraulic system
| Pump flow rate | 159 l/min and 174.1 l/min | 9 % less or 15.1 l/min |
Gear box
| Forward gears number | 8 and 5 | 37 % more or 3 |
| Reverse gears number | 7 and 3 | 57 % more or 4 |
15 reasons to buy Caterpillar 525C grapple:
Sizes
| Maximum boom height | 4103 mm and 3781 mm | 8 % more or 322 mm |
| Cable width | 19 mm and 15.8 mm | 17 % more or 3.2 mm |
| Blade width | 3138 mm and 2964 mm | 6 % more or 174 mm |
Operation
| Hydraulic system fluid volume | 112 l. and 41.6 l. | 63 % more or 70.4 l. |
| Steering angle | 45 degrees and 90 degrees | 50 % less or 45 degrees |
| Fuel Capacity | 314.9 l. and 313 l. | 1 % more or 1.9 l. |
| Cooling system fluid volume | 56.8 l. and 28.4 l. | 50 % more or 28.4 l. |
| Engine oil volume | 26.9 l. and 23.7 l. | 12 % more or 3.2 l. |
| Front differential fluid volume | 51.9 l. and 28.4 l. | 45 % more or 23.5 l. |
| Rear differential fluid volume | 51.9 l. and 28.4 l. | 45 % more or 23.5 l. |
| Transmission fluid volume | 53.8 l. and 29.3 l. | 46 % more or 24.5 l. |
Motor
| Peak torque | 896 Nm and 808 Nm | 10 % more or 88 Nm |
| Full power | 146.2 kW and 132 kW | 10 % more or 14.2 kW |
Gear box
| Maximum forward speed | 27.5 km/h and 24.5 km/h | 11 % more or 3.0 km/h |
| Maximum reverse gear | 18.7 km/h and 16.4 km/h | 12 % more or 2.3 km/h |
Neutral reasons:
Sizes
| Wheelbase | 3680 mm and 3534 mm |
| Dimensional length | 7763 mm and 7626 mm |
| Tong opening at tips | 3175 mm and 3050 mm |
| Grapple load capacity - tongs tip to tip | 1.2 m2 and 1.2 m2 |
| Roller diameter | 203.2 mm and 19.1 mm |
| Overall width | 3230 mm and 3398 mm |
| Height to cab upper part | 3130 mm and 3184.4 mm |
Operation
| Operating voltage | 12 V and 24 V |
| Tyre size | 30.5x32 and 30.5x 32 16PR |
| Working weight | 15595 kg and 17710.5 kg |
Motor
| Manufacturer | John Deere and Caterpillar |
| Model | 6081H and C7 Acert |
| Torque measured at | 1400 rev / min and 1400 rev / min |
| Cylinders number | 6 and 6 |
Hydraulic system
| Type of pump | variable displacement axial piston pump and variable displacement piston pump |
| Overflow valve pressure | 20684 kPa and 20994.5 kPa |
Gear box
| Transmission type | Powershift transmission with direct drive and powershift transmission with camshaft |
Images
Sizes
| 1. Dimensional length | 7763 mm | 1. Dimensional length | 7626 mm |
| 2. Overall width | 3230 mm | 2. Overall width | 3398 mm |
| 3. Height to cab upper part | 3130 mm | 3. Height to cab upper part | 3184.4 mm |
| 4. Wheelbase | 3680 mm | 4. Wheelbase | 3534 mm |
| 5. Clearance | 599 mm | 5. Clearance | 581 mm |
| 6. Maximum boom height | 3781 mm | 6. Maximum boom height | 4103 mm |
| 9. Tong opening at tips | 3175 mm | 9. Tong opening at tips | 3050 mm |