230hp Bulldozer SD7N

Main Features

SD7N bulldozer is 230 horsepower track-type dozer with elevated sprocket, power shift drive, semi-rigid suspended and hydraulic controls.
SD7 bulldozer 230 horsepower, it’s track type bulldozer with elevated sprocket power shift drive, semi-rigid suspended and hydraulic controls. It’s with modular design is easy to repair & maintenance, It relieves oil with difference pressure, the hydraulic system performs protecting environment and save energy with high working efficiency. Safety comfortable operation condition, electric monitoring and ROPS cabin with reliable entire quality, excellent service is your wise choosing.
It can be equipped with straight tilting blade, angle blade, coal pushing blade, U shape blade; single shank ripper, three shanks ripper; ROPS, FOPS, forest defence cabin etc.. It is can ideal machine used in communication, oil field, power, mining etc. large earth moving program.

The Main Performance Parameter of Bulldozer SD7N

Dozer

Tilt

Operating weight (without ripper)

23800

Ground pressure

71.9Kpa

Track gauge

1980mm

Gradient

30°/25°

Min ground clearance

404mm

Dozing capacity

8.4m3

Blade width

3500mm

Max digging depth

498mm

Overall dimension without ripper

5677x3500x3402mm

Overall dimension with ripper

7616x3500x3402mm

--

--

ENGINE

Type

Cummins NTA855-C280S10

Flywheel power

169kw/230hp

Rated revolution

2100rpm

Max torque

1097N.m/1500rpm

Rated fuel consumption

≤235g/kw.h

--

--

UNDERCARRIAGE SYSTEM

Type

The track is triangle shape, the sprocket is elevated elastic suspended

Number of track rollers ( each side )

7

Pitch

216mm

Width of shoe

560mm

GEAR

Gear

1^st

2^nd

3^rd

Forward

0-3.9km/h

0-6.5km/h

0-10.9km/h

Backward

0-4.8km/h

0-8.2km/h

0-13.2km/h

IMPLEMENT HYDRAULIC SYSTEM

Max system pressure

18.6Mpa

Pump type

High pressure gears pump

System output

194L/min

--

--

DRIVING SYSTEM

Torque converter

Torque converter is power separating hydraulic mechanic type

Transmission

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

Steering clutch

The steering clutch is hydraulic pressed, usually separated clutch

Braking clutch

The braking clutch is pressed by spring, separated hydraulic, meshed type

Final drive

The final drive is two-stage planetary reduction gear mechanism, splash lubrication

CABIN

Pilot control

Yes

Cabin

ROPS

Air condition

Optional

Overall dimensions

7616*3500*3402mm

RIPPER

Single shank ripper

Optional

3 shanks ripper

Optional