Construction Machinery. Tracked Tractor Komatsu D21A-3

Standard blade

Width	2300 mm
Height	565 mm
Volume	0.74 m3
Cut depth	320 mm

Sizes

Length without blade	2465 mm
Length with blade	3450 mm
Width between caterpillar tracks	1540 mm
Height to cab upper part	2085 mm
Caterpillar track length on ground level	1675 mm
Clearance	310 mm

Operation

Working weight	3430 kg
Fuel Capacity	60 l.
Cooling system fluid volume	14 l.

Motor

Manufacturer	Komatsu
Model	4D92-1
Full power	27.6 kW
Power measured at	2450 rev / min
Displacement	2.6 l.
Cylinders number	4

Gear box

Forward gears number	3
Reverse gears number	3
Maximum forward speed	6.9 km/h
Maximum reverse gear	6.4 km/h
Transmission type	HS

Carrier

Specific ground pressure	28.4 kPa
Standard shoe size	300 mm
Track shoes number per side	37
Rolling bearings number on either side	5
Caterpillar track pitch	135 mm
Track width	1190 mm

Images

Sizes

1. Length with blade	3450 mm
2. Width between caterpillar tracks	1540 mm
3. Height to cab upper part	2085 mm
4. Caterpillar track length on ground level	1675 mm
5. Clearance	310 mm
6. Length without blade	2465 mm

Carrier

7. Track width	1190 mm
8. Standard shoe size	300 mm