Detailed Product Description

Bus chassis with Yucai Engine Euro III

General parameters

a.weight and load distribution

chassis board total masskg  2500

Max gross weightkg  9400

front/rear axle(kg)   2825/5025

b.chassis

structure      Variable cross-section beam

lenth*width  6889*800

front/rear suspensionmm   934/2155

wheelbasemm          3800

wheel distance front/rearmm  1860/1640

appoach/departure angle(°)  ≥24°/ ≥15°

minimum clearance from groundmm  199

minimum turning diameterm   ≤14.5

2.use of parameters

top speedKm/h   105

climbing       30

The greatest braking distance(m)  ≤10

fuel consummptionL/100Km≤13

Fuel grade    0#-50#Light diesel oil

3.Cumins Engine Europe III

Model  YC4E140-30

Type    Inline 4-cylinder,middle cooling pressurized diesel engine, High Pressure Common Rail, Electronically Controlled.

engine manufacturer   Guangxi Yuling diesel Engine co.ltd. 

Based on exaust  standard     Europe III

Compression ratio   17.5:1

Cylinder diameter*stroke    110×112

displacement(L)   4.26

Specified powerKw/r/min  105/2500

max torque(N.m/r/min)     500/1500-1700

idle rotate speed (r/min)     750

Ignition order  1-3-2-4

minimum fuel consume ratiog/ Kw.h  200

Generator configuration     28V  70A

Starter configuration    24V5.2KW

Model and fuel pump manufacturer   BOSCH ,CP3.3 high pressure common rail fuel system

Model and injector   Bosch CRIN-A38

Supercharger     GT25 HONEYWELL TURBOCHARGING SYSTEMS SHANGHAI

ECU       EDC7 ,BOSCH

working media and capacity of the Lubrication     should select engine oil which is above CF-4 level, engine come out of factory without engine oil . (API grade)

4.Gearbox

Type and manipulation methods    Machinery six gears, soft axle manipulation

Working media and capacityL   85W/90, GL-4

Ratio of speed     5.606/3.627/2.313/1.487/1/0.789/5.045R

Odometer transmission ratio      13//4

5.type of clutch    single plate ,dry type,φ390

6.model and manufacturer of Muffler   1201D-010 ,Tongda Stock Coporation of Hubei

7.Front axle

type and manufacturer       Forge steel piece,I type section ,Dongfeng Dana Axle

Carrying Capacity            3T

Front extraversion         1°

Kingpin dumping             8°

Kingpin after dumping            2°

Before the front beam             3-5mm

8.Rear axle

type,model of rear axle   Dongfeng Dana axle,   Ratio 4.33 

carrying capacity     6.8 T

ratio of speed            4.33

9.Steering Mechanism

Type      Power steering machine

working media and capacity         90#, gear oil, 0.9 L

Max steering angle of front-wheel    Inner wheel 41°,outer wheel 33°

10.transmission        Open type, two stages

11. suspention system    Multi-front and rear springs (9 / 11), with horizontal Steadied Stick, both front and rear with the band Drum Shock Absorber

12. braking system

Driving system    Air press double brake system,drum type wheel braking,brake clearance auto adjust arm

park braking system    air brake

Auxiliary braking                Installed exhaust brake

ABS                    WABCO

woking media and capacity      Air capacity 90 L including the auxiliary gas 30 L

13.wheels

rim specification    6.50H-16

Tire specifications    8.25-16-14

air pressure       630kPa

14.Fuel tank

specification and model   135L,   1101.4DD2-010-C

15.electric appliance

line system      single-phase system,cathode lap   

 Battery                  24V

Model and manufacturer of electric speakers    37Q01-21010(low)/-21020(high), Dongfeng Motor Co.

Remarks:

1.Vehicle weight parameters and geometric parameters, the greatest speed,  ultimately decided by the vehicle manufacturers, table data for reference purposes only;

2.Around the axle-load distribution, and similar products in China by 36% front axle, rear axle 64% allocation, data in the table for reference purposes only;

3.Shock absorber damping (compression / tensile):  Front: 600/3200;  rear: 600/2800

4.Damper largest Travel: front / rear 260/260