SPECIFICATIONS（ All
the spare parts are interchangeable with KOMATSU D85 ）
Diesel engine
Manufacturer : CHONGQING Cummins
Model: NT855 — C280
Type:
in-line,water-cooled,4-cycle,overhead valve direct injection,
turbochanged diesel
Rated Revolution: 2000rpm
Ratde Horsepower: 169KM (230HP)/2000rpm
Cylinder Number-Bore × Stroke: 6 －
139.7mm × 152.4mm
Piston displacement: 14010ml
Min.Fuel Consumption 217g /kw.h
Max.Toque efficiency 1.28
TRAVEL SPEED
Gear 1st 2nd 3rd
FORWARD(km/h): 0 －
3.8 0 － 6.8
0 － 11.8
REVERSE(km/h): 0 －
4.9 0 － 8.5
0 － 14.3
POWER TRANSMITTING SYSTEM
Torque converter: 1stage.1phase.3elements
Transmission: planetary gear, multi-disc
clutch. hydraulically connected. forced lubrication
Main Drive: Spiral bevel gear,
singe-stage speed reduction, splash lubrication
Steering clutch: Wet, multi-disc, spring
loaded, hydraulically separated, hydraulic control
Final Drive: Two-stage speed reduction of
spur gear, splash lubrication
UNDERCARRIAGE SYSTEM
Type: swing type of sprayed beam
,suspended structure of equalizer bar
Carrier Rollers 2/each side
Track Rollers 7/each side (single flange
5.double flange2)
Track Type assembled single-grouser
shoes(39/each side)
Width of Track shoes 560mm (Standard)
610mm .660mm (Optional)
Pitch 216mm
POWER TAKE SHAFT
Location at the middle of the back of
steering and frame case
Revolution 1900rpm
Revolve Direction anti-clockwise (rear
view)
HYDRAULIC SYSTEM
Max pressure 19.1Mpa( 195kg /cm 2 )
Discharge 194L /min (at engine revolution
of 2000rpm)
Pump Type tandem gear pump
Bore of the Working Cylinder × Number
110mm × 2 （ double-acting
type ）
Type Control Vale lubricated valve
Bore × NO. (Tilt Cylinder) 160mm × 1
OTHER SPECIFICATIONS
Min. Ground Clearance 405mm
Operating Weight 26990kg including cabin
and ripper
Ground Pressure 0.078Mpa
Gradability 30 °
Min. Turning Radius 3300mm
Track Ground Length 2840mm
Track Gauge 2000mm
Max. Lift Height of Blade 1210mm
Max. Drop below the Ground of blade 540mm
Max. Pulling Force 206KN (21T)
Productivity 350m 3 /h (theoretical value
at a transport distance of 40m )
