Products > Bulldozers > 230HP Bulldozer MD23

230HP Bulldozer MD23

Operation Weight :19950kg
Engine moadel :NT855—C280III
Rated Horsepower :169KW
Optional : Single shank ripper ,3-shank ripper

No.

Item

Unit

Spec

1

operation  weight

kg

19950

2

Tracked bulldozer


MD23

3

with  staight  blade  towing lever

kg

25740

4

Running speed

Forward

km/h

0-3.8

km/h

0-6.8

km/h

0-11.3

Reverse

km/h

0-4.9

km/h

0-8.2

km/h

0-13.6

5

Min,turning radius

m

3.3

6

Max.gradient

°

30

7

 

Overall Dimensions

General

mm

6790

Overall width

mm

3815

Overall height

mm

3380

Track center distance

mm

2000

Ground Length

mm

2840

Track Width

mm

610

Ground Area

cm2

34648

Ground  Pressure

MPa

0.076

Minimum ground clearance

mm

405

8

Engine

Model

NT855—C280III

Type

Straight line.water cooled ,4-stroke ,direct    injection,turbocharged diesel

No.of cylinders –bore×stroke

mm

6-Ф139.7×152.4

Piston displacement

L

14.01

Rated horsepower

kW

169

Rated revolution

r/min

2000

Max.output torque

N.m

1033

Max torque speed

r/min

1400

Torque reserving coefficient

1.25

Fuel consumption

g/kW.h

209

9

Torque Converter

Forms

three component,a 1-phase   torqie converter

Cooling

oil cooler (water cooled)

10

Running System

type

Swing type balance bean   suspension structure

No.of road

  Wheels           

pcs

14

No.of support rollers

pcs

2(2 pieces/each side)

Track pitch

mm

216

Tooth depth

mm

72

NO.of  track shoe

piece

39×2

11

 

Transmission

Hydraulic torque

converter

Single-stage   single-phase,three element

Gearbox

Planetary gear ,multi-disc   clutch ,hydraulic forced lubrication

Central transmission

Spiral bevel gear ,single   stage gear  reduction ,spattering  lubrication

Steering clutch

Wet multi-disc,spring   compression ,hydraulic dissengaging

Steering brake

Wet.float type .direct   clutching ,hydraulic booster brake

Final  drive

Two-stage spur reduction,spattering lubrication

12

Work Device

Blade width

mm

3725

Blade height

mm

1390

Maximum lifting height

mm

1210

Soil depth of maxmum shear

mm

540

Inclination

mm

750

13

Hydraulic System

Type of cylinder

PAL、160

Gear pump PAL.160

Pump flow

L/min

266

Max.operation pressuere

MPa

13.7

Work tank capacity

L

110