Construction Machinery. Tracked Tractor Komatsu D31EX-21 KOMSTAT II

Standard blade

Blade angle in both directions 25 degrees
Cut depth 385 mm

Sizes

Length with blade 4015 mm
Width between caterpillar tracks 1850 mm
Height to cab upper part 2700 mm
Caterpillar track length on ground level 2010 mm
Clearance 384 mm

Operation

Working weight 7130 kg
Fuel Capacity 165 l.
Cooling system fluid volume 27 l.
Engine oil volume 12.5 l.
Hydraulic system fluid volume 47 l.
Final drive fluid volume 3.5 l.

Motor

Manufacturer Komatsu
Model SAA4D102E-2
Effective power 56 kW
Displacement 3.9 l.
Aspiration turbocharging and subsequent cooling of charging air by oncoming air flow

Hydraulic system

Overflow valve pressure 20615.3 kPa

Gear box

Transmission type dual path hydrostatic transmission
Forward gears number 3
Reverse gears number 3
Maximum forward speed 8.5 km/h
Maximum reverse gear 8.5 km/h

Carrier

Specific ground pressure 43 kPa
Contact with ground area 1.6 m2
Standard shoe size 400 mm
Track shoes number per side 38
Rolling bearings number on either side 5
Caterpillar track pitch 1450 mm
Track width 1450 mm

Images

Sizes

1. Length with blade 4015 mm
2. Width between caterpillar tracks 1850 mm
3. Height to cab upper part 2700 mm
4. Caterpillar track length on ground level 2010 mm
5. Clearance 384 mm

Carrier

7. Track width 1450 mm
8. Standard shoe size 400 mm