Bulldozers Chetra T 25

Engine

Model

YaМЗ-8501.10

QSX15-C440

Engine displacement, l.

25,9

15

Operating power, kW/h.p.

298/405

308/419

Torque, Nm (rpm)

2230 (1200-1400)

2248 (1300)

Transmission

Type

Hydromechanical

Gearbox

Planetary

1-st gear forward/reverse, km/h

4,1/5,1

2-st gear forward/reverse, km/h

7,5/9,1

3-st gear forward/reverse, km/h

12,7/15

Shift mechanism

Electro-hydraulic

Torque converter

Three element, one stage

Transformation ratio, Kо

2,64

Undercarriage

Suspension

Three-point, semi-rigid

No. of track rollers (each side), pcs.

7

No. of carrier rollers (each side), pcs.

2

Track type

Assembled with single-grouser shoes

and a sealing for retention of liquid lubricant

in the hinge

Link pitch, mm

250

No. pf shoes (each side), pcs.

39

Grouser height, mm

80

Shoe width, mm

610

Base, mm

3255

Ground contact area, m2

4

Ground pressure, kgf/cm2

1,2

Hydraulic system

Type

Remote cylinder

Pump

Gear type, 3 nos.

Pump capacity, l/min (rpm)

390 (1775)

Distributor

Spool type, 2 Nos.

Quantity of distributor sections

-

Maximum pressure of relief valve action, MPa(kgf/cm2)

20 (200)

Type of hydraulic reservoir

Welded, adapted for mechanical cleaning of inner surfaces

Hydraulic reservoir capacity, l

-

Dozer equipment

Blade type

U / SU

Blade length Ñ… height, mm

4508 Ñ… 1956/4280 Ñ… 2045

Blade capacity, m3

13,1/11,9

Lift above ground, mm

1290/1290

Drop below ground, mm

690/690

Maximum tilt adjustment, degrees, mm.

±10/±10

Blade weight, kg

5890/6680

Ripper

Type

Non-adjustable, multishank

No. of shanks, pcs.

42795

Lift above ground, mm

1090/1090

Digging depth, mm

1240/990

Breakout force, T

36/35,3

Penetration force, T

14,3/15

Weight, kg

4131/4915

Dozer weight, kg

48335

48100