Construction Machinery. Mini Digger Case CX31B

Swing device

Rotation speed 8.9 rev / min

Sizes

Width to outside of caterpillar track 1540 mm
Height to cab upper part 2570 mm
Clearance 330 mm
Counterweight ground clearance 570 mm
Rear platform swing radius 775 mm
Caterpillar track length on ground level 1540 mm

Shovel

Bucket initial volume 0.09 m3
Bucket minimum volume 0.06 m3
Maximum bucket volume 0.12 m3

Operation

Working weight 3030 kg
Fuel Capacity 38 l.
Cooling system fluid volume 4.6 l.
Hydraulic system fluid volume 48 l.
Engine oil volume 6.7 l.
Operating voltage 12 V
Generator current strength 24 amperes
Hydraulic system overflow valve pressure 159.7 kPa
Hydraulic pump flow rate 76.8 l/min

Motor

Manufacturer Yanmar
Model 3TNV88-BPYB
Effective power 21.2 kW
Power measured at 2400 rev / min
Displacement 1.6 l.
Torque measured at 1440 rev / min
Maximum torque 98.4 Nm
Cylinders number 3

Carrier

Shoe dimensions 300 mm
Support rollers number on either side 1
Rolling bearings number on either side 4
Specific ground pressure 29.6 kPa
Maximum travel speed 4.5 km/h
Hook traction force 38.5 kN

Booms/sections features 1

Maximum radius along ground level 4780 mm
Maximum cut height 4770 mm
Maximum loading height 3360 mm
Maximum vertical wall digging depth 2160 mm
Unit load-transfer height 2570 mm
Unit load-transfer length 4390 mm
Maximum excavation depth 2810 mm

Images

Sizes

2. Width to outside of caterpillar track 1540 mm
4. Caterpillar track length on ground level 1540 mm
5. Clearance 330 mm
7. Height to cab upper part 2570 mm
8. Rear platform swing radius 775 mm
15. Counterweight ground clearance 570 mm
15. Counterweight ground clearance 570 mm

Carrier

14. Shoe dimensions 300 mm

Booms/sections features 1

1. Unit load-transfer length 4390 mm
3. Unit load-transfer height 2570 mm
9. Maximum cut height 4770 mm
10. Maximum loading height 3360 mm
11. Maximum radius along ground level 4780 mm
12. Maximum vertical wall digging depth 2160 mm
13. Maximum excavation depth 2810 mm