Construction Machinery. Mini Digger Komatsu PC20R-8

Swing device

Rotation speed 9 rev / min

Sizes

Rear platform swing radius 1240 mm
Caterpillar track length on ground level 1340 mm
Width to outside of caterpillar track 1370 mm
Height to cab upper part 2450 mm
Counterweight ground clearance 545 mm

Shovel

Bucket initial volume 0.07 m3
Bucket minimum volume 0.03 m3
Maximum bucket volume 0.08 m3

Operation

Working weight 2535 kg
Fuel Capacity 35 l.
Cooling system fluid volume 4 l.
Hydraulic system fluid volume 29 l.
Engine oil volume 3.6 l.
Operating voltage 12 V
Generator current strength 40 amperes
Hydraulic system overflow valve pressure 21000 kPa
Hydraulic pump flow rate 59.6 l/min

Motor

Manufacturer Komatsu
Model 3D78AE-3FA
Full power 19.9 kW
Effective power 17.4 kW
Power measured at 2600 rev / min
Displacement 1.2 l.
Torque measured at 1600 rev / min
Maximum torque 72.5 Nm
Cylinders number 3
Aspiration natural aspiration

Carrier

Track shoes number per side 38
Shoe dimensions 250 mm
Rolling bearings number on either side 3
Specific ground pressure 1.6 lb / sq. inch
Maximum travel speed 4.3 km/h
Track width 1120 mm

Booms/sections features 2

Unit load-transfer height 2450 mm
Unit load-transfer length 4320 mm
Maximum excavation depth 2550 mm
Maximum radius along ground level 4510 mm
Maximum cut height 4205 mm
Maximum loading height 2945 mm
Maximum vertical wall digging depth 2190 mm

Booms/sections features 1

Unit load-transfer height 2450 mm
Unit load-transfer length 4250 mm
Maximum excavation depth 2350 mm
Maximum radius along ground level 4250 mm
Maximum cut height 4030 mm
Maximum loading height 2765 mm
Maximum vertical wall digging depth 1900 mm

Images

Sizes

2. Width to outside of caterpillar track 1370 mm
4. Caterpillar track length on ground level 1340 mm
7. Height to cab upper part 2450 mm
8. Rear platform swing radius 1240 mm
15. Counterweight ground clearance 545 mm
15. Counterweight ground clearance 545 mm

Carrier

6. Track width 1120 mm
14. Shoe dimensions 250 mm

Booms/sections features 1

1. Unit load-transfer length 4250 mm
3. Unit load-transfer height 2450 mm
9. Maximum cut height 4030 mm
10. Maximum loading height 2765 mm
11. Maximum radius along ground level 4250 mm
12. Maximum vertical wall digging depth 1900 mm
13. Maximum excavation depth 2350 mm
1. Unit load-transfer length 4320 mm
3. Unit load-transfer height 2450 mm
9. Maximum cut height 4205 mm
10. Maximum loading height 2945 mm
11. Maximum radius along ground level 4510 mm
12. Maximum vertical wall digging depth 2190 mm
13. Maximum excavation depth 2550 mm