Construction Machinery. Tracked Tractor John Deere 850J

Standard blade

Width	3251 mm
Height	1422 mm
Volume	5.6 m3
Cut depth	600 mm

Sizes

Length with blade	5377 mm
Width between caterpillar tracks	2489.2 mm
Height to cab upper part	3180 mm
Caterpillar track length on ground level	2770 mm
Clearance	408.5 mm

Operation

Working weight	18079 kg
Fuel Capacity	371 l.
Cooling system fluid volume	34.5 l.
Engine oil volume	26.5 l.
Hydraulic system fluid volume	105.6 l.
Power unit fluid volume	105.6 l.
Final drive fluid volume	16.3 l.
Operating voltage	24 V
Generator current strength	80 amperes

Motor

Manufacturer	John Deere
Model	6090HT
Full power	143.2 kW
Effective power	138 kW
Power measured at	1800 rev / min
Maximum torque	828.4 Nm
Displacement	9 l.
Torque measured at	1500 rev / min
Cylinders number	6
Aspiration	Turbocharging with subsequent air cooling (by a cooling radiator)

Hydraulic system

Type of pump	piston pump
Overflow valve pressure	24993.5 kPa
Pump bandwidth	174 l/min

Gear box

Transmission type	Hydro-Static Transmission
Maximum forward speed	10.1 km/h
Maximum reverse gear	10.1 km/h

Carrier

Specific ground pressure	52.4 kPa
Contact with ground area	3.4 m2
Standard shoe size	610 mm
Track shoes number per side	40
Rolling bearings number on either side	7
Caterpillar track pitch	200 mm
Track width	1880 mm

Images

Sizes

1. Length with blade	5377 mm
2. Width between caterpillar tracks	2489.2 mm
3. Height to cab upper part	3180 mm
4. Caterpillar track length on ground level	2770 mm
5. Clearance	408.5 mm

Carrier

7. Track width	1880 mm
8. Standard shoe size	610 mm