Construction Machinery. Wheeled Excavator Liebherr A312

Swing device

Rotation speed 9 rev / min
Swing torque 34 Nm

Sizes

Overall width 2500 mm
Overall width with lowered supports 3750 mm
Height to cab upper part 3110 mm
Wheelbase 2540 mm
Clearance 360 mm
Rear platform swing radius 1920 mm
Upper structure clearance 1200 mm

Shovel

Bucket initial volume 0.46 m3
Bucket minimum volume 0.14 m3
Maximum bucket volume 0.75 m3

Operation

Fuel Capacity 215 l.
Working weight 13800 kg
Hydraulic system fluid volume 320 l.
Operating voltage 24 V
Generator current strength 55 amperes
Hydraulic system overflow valve pressure 35000 kPa
Type of hydraulic pump Variable Displacement Axial Cam Pump
Hydraulic pump flow rate 230 l/min

Motor

Manufacturer Deutz
Model BF4M1013E
Effective power 76.1 kW
Power measured at 18000 rev / min
Displacement 4.8 l.
Cylinders number 4
Aspiration Direct injection with turbocharging

Gear box

Transmission type Oversized 2-speed gearbox with shift under full load and integrated protection with an extra low gear
Forward gears number 2
Reverse gears number 2
Maximum travel speed 20 km/h

Boom/section options 4

Unit load-transfer height 3110 mm
Unit load-transfer length 8300 mm
Maximum excavation depth 4850 mm
Maximum radius along ground level 8000 mm
Maximum cut height 8300 mm
Maximum loading height 5500 mm
Option - Boom/Section (MEX) 4 gooseneck boom (curved) 4500mm Section 2250mm

Boom/section options 3

Option - Boom/Section (MEX) 3 gooseneck boom (curved) 4500mm Section 2050mm
Unit load-transfer height 3110 mm
Unit load-transfer length 8650 mm
Maximum excavation depth 4650 mm
Maximum radius along ground level 7800 mm
Maximum cut height 8200 mm
Maximum loading height 5400 mm

Boom/section options 2

Option - Boom/Section (MEX) 2 Hydraulic adjustable boom 3200mm Section 2250mm
Unit load-transfer height 3110 mm
Unit load-transfer length 7700 mm
Maximum excavation depth 5200 mm
Maximum radius along ground level 8450 mm
Maximum cut height 9700 mm
Maximum loading height 6850 mm

Boom/section options 1

Unit load-transfer length 8100 mm
Maximum excavation depth 5000 mm
Maximum radius along ground level 8250 mm
Maximum cut height 9550 mm
Maximum loading height 6700 mm
Option - Boom/Section (MEX) 1 Hydraulic adjustable boom 3200mm Section 2050mm
Unit load-transfer height 3110 mm

Images

Sizes

5. Clearance 360 mm
6. Overall width with lowered supports 3750 mm
7. Height to cab upper part 3110 mm
8. Rear platform swing radius 1920 mm
14. Upper structure clearance 1200 mm
2. Overall width 2500 mm
4. Wheelbase 2540 mm

Boom/section options 1

1. Unit load-transfer length 8100 mm
3. Unit load-transfer height 3110 mm
9. Maximum cut height 9550 mm
10. Maximum loading height 6700 mm
11. Maximum radius along ground level 8250 mm
13. Maximum excavation depth 5000 mm
1. Unit load-transfer length 7700 mm
3. Unit load-transfer height 3110 mm
9. Maximum cut height 9700 mm
10. Maximum loading height 6850 mm
11. Maximum radius along ground level 8450 mm
13. Maximum excavation depth 5200 mm
1. Unit load-transfer length 8650 mm
3. Unit load-transfer height 3110 mm
9. Maximum cut height 8200 mm
10. Maximum loading height 5400 mm
11. Maximum radius along ground level 7800 mm
13. Maximum excavation depth 4650 mm
1. Unit load-transfer length 8300 mm
3. Unit load-transfer height 3110 mm
9. Maximum cut height 8300 mm
10. Maximum loading height 5500 mm
11. Maximum radius along ground level 8000 mm
13. Maximum excavation depth 4850 mm