Construction Machinery. Mining Excavator Liebherr R9250

Sizes

Width between caterpillar tracks	6100 mm
Height to cab upper part	7250 mm
Caterpillar track length	8240 mm
Caterpillar track length on ground level	6400 mm
Clearance	625 mm
Upper structure clearance	2205 mm
Caterpillar track height	2180 mm
Rear platform swing radius	6140 mm

Shovel boom/sections 1

Backhoe shovel boom / section	9 m boom / 4 m Section
Height to boom upper part	7800 mm
Dimensional length	17800 mm
Maximum excavation depth	8700 mm
Maximum cut height	15200 mm
Maximum unloading height	10300 mm
Maximum radius on ground level	15500 mm

Shovel

Bucket initial volume	17 m3
Bucket minimum volume	11 m3
Maximum bucket volume	17 m3

Operation

Fuel Capacity	5440 l.
Hydraulic system fluid volume	4050 l.
Rotation speed	4.1 rev / min
Operating voltage	24 V
Generator current strength	260 amperes

Motor

Manufacturer	Cummins
Model	QSK45
Full power	960 kW
Power measured at	1800 rev / min
Displacement	45 l.
Aspiration	Turbocharging with subsequent air cooling (by a cooling radiator)
Cylinders number	12

Loading bucket

Maximum excavation depth	3800 mm
Maximum cut height	12800 mm
Maximum unloading height	11000 mm
Maximum digging radius	13000 mm
Handle pressure force	1210 Nm
Loading bucket	6.37 m boom / 4.2 m Section
Height to boom top with bucket	6700 mm
Overall length with bucket	19600 mm

Carrier

Maximum travel speed	2.7 km/h
Upper rollers number	2
Lower rollers number	9
Track width	4900 mm
Backhoe shovel support width 1	850 mm
Unloaded backhoe shovel operational weight with support 1	250000 kg
Excavator specific ground pressure with support 1	203.9 kPa
Bucket loader support width	850 mm
Loading shovel operational weight	253500 kg
Bucket loader specific ground pressure	207.9 kPa

Images

Sizes

2. Width between caterpillar tracks	6100 mm
4. Caterpillar track length on ground level	6400 mm
5. Clearance	625 mm
7. Height to cab upper part	7250 mm
8. Rear platform swing radius	6140 mm

Loading bucket

16. Height to boom top with bucket	6700 mm
17. Maximum cut height	12800 mm
18. Maximum unloading height	11000 mm
19. Maximum digging radius	13000 mm
20. Maximum excavation depth	3800 mm
21. Overall length with bucket	19600 mm

Carrier

6. Track width	4900 mm
14. Bucket loader support width	850 mm