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Tel: +86 552 2881446
MP: +86 15900589311
Email:
infoyunba@gmail.com
sinoyunba@gmail.com
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YBD220Y |
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YBD220Y Bulldozer Main feature:
The machine features reasonable layout, excellent performance and advanced technology.
Higher engine power reserves efficiency, bigger torque output, lower fuel consumption, while better reliability.
Hydraulic controlled drive, automatically speed regulating and non-stop gear shifting.
The final drive uses triangle spline and tip relief, crowned gear drive to enhance the balance and the stability of the load of transmission parts.
Alarming & monitoring system is efficient and reliable.
The novel hexahedral cab offers excellent visibility, the powerful ventilation and unparalleled dust-free.
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YBD220Y Bulldozer Main Parameter
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ENGINE |
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Model |
CUMMINS NT855-280S10 |
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Type |
Straight vertical, four-stroke, water cooling,
PT pump injection, turbocharged |
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Flywheel power(KW) |
162 |
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Rated speed (r/min) |
1850 |
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Number of cylinders-
bore * stroke (mm) |
6-Φ 139.7 * 152.4 |
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Starting method |
Starting motor 24V 11kw |
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Fuel consumption ration(min) |
218g / kw·h |
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BLADE |
RIPPER |
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Blade type |
Straight tilt blade |
Angle Shovel |
U dozer |
Ripper Type |
Single tooth |
Three teeth |
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Width * Height (mm) |
3725 * 1315 |
4365 * 1055 |
3800 * 1343 |
Max. digging
Capacity (mm) |
666 |
555 |
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Max. lifting capacity (mm) |
1210 |
1210 |
1210 |
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Max. dropping capacity (mm) |
540 |
535 |
540 |
Max. lifting
Capacity (mm) |
598.3 |
666 |
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Pitch adjustment (° ) |
55 |
55 |
55 |
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Max. Tilt (mm) |
735 |
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735 |
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2560 |
2570 |
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Blade capacity (m3) |
5.45 |
4.9 |
6.81 |
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TRANSMISSION SYSTEM |
TRACK Type |
Sealed single grouser |
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Main clutch |
3 – element, single-stage, single-phase |
Track pitch (mm) |
216 |
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Transmission |
Planetary gear, multiple-disc clutch, hydraulic actuated, forced lubrication by gear pump, 3 forward and 3 reverse speeds Electrical-hydraulic control for model YBD220Y-3 |
Track width (mm) |
560 |
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Bevel gear |
Helical bevel gear, Splash lubricated |
Number of track shoes
(each side) |
38 |
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Steering clutch |
Wet, Multiple disc clutch, Spring loaded, hydraulically released Electrical-hydraulic control for model YBD220Y-3
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Length of track on ground (mm) |
2730 |
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Steering brake |
Wet, band brake, operated with hydraulic booster and valve inner linkage Electrical-hydraulic control for model YBD220Y-3 |
Ground clearance (mm) |
405 |
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Final drive |
Double reduction, splash lubricated |
Track gauge (mm) |
2000 |
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HYDRAULIC SYSTEM OF WORKING EQUIPMENT |
TRAVEL SPEED (km/h) |
1st |
2nd |
3rd |
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Forward |
3.6 |
6.5 |
11.2 |
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Working Pressure (Mpa) |
13.7 |
Reverse |
4.3 |
7.7 |
13.2 |
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Rated Flow (l/min) |
257 |
UNDER CARRIAGE |
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Pump |
CBT3160 gear pump |
Sprocket |
Segmented |
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Control valve |
Hand-operated plunger servo controlling |
Number of track rollers
(each side) |
6 (4 single, 2 double) |
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Cylinder, Bore * Rod * Stroke (mm) |
Φ120 * Φ70 * 1054 |
Track tension |
Hydraulic-adjusted |
Floating seals are used in all sprockets, track rollers, carrier rollers and front idlers |
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