TY220 bulldozer

● Description

TY220 bulldozer is semi-rigid suspended, hydraulic transfer, hydraulic controlled track type bulldozer. Planetary, power shift transmission which is Unilever operated. The operation system designed according to human and machine engineering makes operation more easily, efficiently and accurately. Strong power, excellent performances, high operation efficiency and wide view show the advantage features.

● Main specifications

Dozer: Tilt

Operation weight (including ripper) (Kg): 23500

Ground pressure(including ripper) (KPa): 77

Track gauge(mm): 2000

Gradient: 30°

Dozing capacity (m): 6.4

Blade width (mm): 3725

Max. digging depth (mm): 540

Overall dimensions (mm):5460×3725×3395

Engine

Type: Weichai CUMMINS NT855-C280S10

Rated revolution (rpm): 2000

Rated power (KW/HP):175

Max. torque (Nm/rpm): 1030/1300

Rated fuel consumption(g/KWh): 205

Undercarriage system                        

Type: Swing type of sprayed beam

Suspended structure of equalizer bar:  6

Number of track rollers (each side): 6

Number of carrier rollers (each side):2

Pitch (mm): 216

Width of shoe (mm): 560

Gear           1st     2nd     3rd                                            

Forward  (Km/h)       0-3.6         0-6.5           0-11.2

Backward (Km/h)       0-4.3          0-7.7         0-13.2

Implement hydraulic system

Max. system pressure (MPa): 14

Pump type: Gears pump

System outputL/min:262

Driving system

Torque converter: 3-element 1-stage 1-phase

Transmission: Planetary, power shift transmission with three speeds forward and three speeds reverse, speed and direction can be quickly shifted.

Steering clutch: Wet, multi-disc, spring loaded, hydraulically separated, hydraulic control.

Braking clutch: Wet type, floating band structure, foot brake with hydraulic booster.

Final drive: 2-stage speed reduction of spur gear, splash lubrication.

Blade

Blade type: Straight-tilting blade

Width of blade: 3725 mm

Height of blade: 1317