Rated Power

Operational Weight

Bucket Capacity

36.2 kW (48.3 HP) / 2,100 rpm

5,500 kg

0.18 m3 ~ 0.21 m3

Doosan Infracore Construction Equipment

DX55-9C

ApplicationUrban infrastructure, roads construction, agriculture, forestry, stock farming.

Hydraulic SystemThe hydraulic system realizes max. system power with balance between flow and power.

Convenience in nighttime work.

Newly Designed DX-Series Operator CabinThe cabin offers extended field of view, improved convenience, and reduced noisewhile maintaining operator's comfort.

New Work Light

Multi-filter ElementHigh quality intake air through dual filter system.Reliable performance in harsh environment.

Equipped with a high durability Yanmar engine that satisfies Class III Emission Regulation of China, the DX55-9C realizes the highest fuel efficiency of the class. It leads the market with higher work efficiency and digging force than the competitors.

DX55-9C with Further Enhanced Performance

22%

Fuel EfficiencyFurther improvement than preceding models:

04%

Work PerformanceFurther improvement than preceding models:

11%

Travel SpeedFurther improvement than preceding models:

The data presented hereinabove are measured in the test environment of the manufacturer and subject to change according to the test conditions. The applicability of the data shall be limited to reference purpose only.

9C Series

Manufacturer

Rated Power

Emission

No. of Cylinders

Displacement

Yanmar

36.2 kW (48.3 HP) / 2,100 rpm

Class III Emission Regulation of China

4

3,054 cc

Engine

New Idling Function

Dedicated to the development of next generation machines with the design philosophy of REDUCED TOTAL COST OF OWNERSHIP, INCREASED DURABILITY, & MAXIMIZED USER PROFITABILITY, Doosan keeps raising its customers' satisfaction level with optimized performance.

The engine offers reliable power with market-proven durability and high fuel economy.

After 4 seconds from the joystick stop, the engine automatically enters idling condition, and resumes the operating speed when the joystick operates again. The function reduces total fuel consumption and noise.

COMFORT

213

Wider Field of ViewThe cabin window is enlarged to provide the operator with wider field of view for undisturbed operation.

Designed with low noise, low vibration work space for the operator, and an all weather air conditioner provides safe and pleasant work environment.

DX55-9C

3

1 2

New Gage PanelThe new instrument panel is designed for easy monitoring of the machine operating conditions.

Wide Operating SpaceWider and more pleasant working space provides an enhanced work environment.

Upgraded Operator Panel, Centralized Switch DesignMetal-texture plates used in luxurious cars and clustered switch design maximize work convenience and efficiency.

Storage Space and Power ConnectorThe cabin provides convenient small storage compartment and 12V charger connector. Cell phone and other electronic devices can be stored safely. Rapid cooling air conditioner switch provides operators with comfort.

Double Noise AbsorberNew noise absorber further lowers noise level. Engine room overheating is prevented to improve work comfort and machine durability.

New Work LightNewly designed work light adds convenience during nighttime operation.

RELIABILITY

Reliability improved with advanced design and repetitive verificationMachine service life is extended creating greater user value by advanced 3D CAD, various tests, repeated matching verification, and reliability testing.

Large BladeLarge blade with increased soil removal capacity implemented by high-durability material and wide-area design.

Optimized Chassis StructureThe chassis is applied with a new design structure to remove stress concentration and improve machine durability and work stability.

The track roller attachment point was shifted from lower to middle portion to improve undercarriage stability and structural rigidity of the chassis.

The structure is enhanced with the new idler wheel, assembly process is simplified, and joint stability is improved with one-piece casting.

Newly Designed Boom and ArmStress concentration is minimized by improving structural design and reducing weld joints. One-piece type boom support plate improves structural stability and durability of the boom.

DX55-9CMAINTENANCE

12

1 2

Convenient, Fast, and Economic MaintenanceThe convenience of maintenance provides an enhanced operating environment.

Newly Designed Tool Box Protection CoverThe machine also features a newly designed battery box and storage compartment. A grease gun is stored in the battery box for easier use.The battery and tool box are protected with key cylinders.

Diesel Cooler and Water TankThe diesel cooler and water tank are arranged parallel for easy installation, removal, and replacement.

Best Choice for Best Service

Smart Doosan Comprehensive Service VehicleDoosan has been operating Comprehensive Service Vehicles across China to provide preventive maintenance.

Smart Repair

MachineInspection

Oil Filtering

Functional Optimization

· Track wear inspection

· Air-conditioner test kit

· Engine operation monitoring

· One-Stop-Service with diversified tools

· Uninterrupted power supply (UPS) and nighttime work light

· Online spare parts inquiry & diagnosis system

· Machine maintenance materials and video clips

· TMS machine operation index inquiry

· Test oil contamination

· Purify contaminated oil, guarantee normal machine operation

The first service brand of the industry for providing the customers with professional services.， ，Offer total solution Upgrade customer service Specialized inspection and pollution control

DoosanCARE

No. 1 Customer Satisfaction Record for 11 Years Straight

SERVICE

4 in 1: Sales, Repair, Parts Supply & Training

121 Program

Regional Responsibility System

Best A/S at min. cost & best satisfaction

Warranty term by customer's choice

"Thank-Customers" campaign for celebrating 100k-th product.

Customers'-site visit inspection.- Thank-You events for customers

SAN100 Customer Care Center

DOOSANCAREService Brand

Total Solution

400 Customer Care Centers， ，

Repair/maintenance within/after warranty period

Parts/components supply

Consultation for service parts

Consultation for service events

Claim response

DoosanCONNECT

For further details, please contact your regional dealer.Hot Line for Customer Care ：4000-777-888 / 0535-6390888

1

2

DoosanCONNECT

DX55-9C

Location based service using precise geographical and satellite mapsOperating hour analysis, market trend forecast

Predictive failure alarm, preventive machine maintenance

Provision of customer's machine information

Special machines are not subject to the warranty terms above. Doosan Infracore China Co. Ltd. shall hold the right for the final interpretation of the terms.

Excellent machine supported with best service including consultations

The DoosanCONNECT is an intelligent machine management tool for Doosan's customers. ‘斗山管家’ is the Chinese brand of DoosanCONNECT.

Features of DoosanCONNECT

Text messages to customers to provide daily, weekly, and monthly reports and maintenance information.

Text Message Service for Customers Detailed monthly maintenance

reports via e-mail

E-mail Messages

Machine monitoring anytime, anywhere

Mobile AppsMachine information search using notebook, tablet, etc.

Customer Web Site

TECHNICAL SPECIFICATIONS

Tank Capacity

Oil tank Hydraulic oil tank (full)

115ℓ62ℓ

Cooling Water/Lubricant Refill Capacity

Radiator

10ℓ

Engine

10.5ℓ

Travel Reduce Gear Oil

2 X 1.4 ℓ

Swing Reducer

1ℓ

Main Pump

TypeMax. flowrate

Variable piston pump2 X 57.8 ℓ /min

Safety Valve Setting

Hydraulic Circuit for Attachment Hydraulic Circuit for TravelHydraulic Circuit for Swing

210 kgf/cm2

210 kgf/cm2

220 kgf/cm2

Hydraulic System

Travel MotorSwing Brake

Axial Piston Type x 2Wet, multi-disc brake

Hydraulic Motor

Main Specification

Drive and Brake

Feed-forward ControlDrive TypeTravel MotorTravel Speed (High/Low)

Brake OperationParking Brake

Pedal & joystick integralHydraulic driveAxial piston hydraulic motor4.3/2.4 km/hrHydraulic BrakeWet, multi-disc brake

Travel Mechanism

Center FrameTrack FrameSealed TrackTrack Adjustment (Height)

No. of Track Shoes Carrier RollerTrack Roller

X-shapedBox-type sectionAuto-greased track Grease adjustment40 each side1 each side5 each side

Engine

ModelTypeIntakeNo. of CylindersCylinder Dia.Piston StrokeRated Power

4TNV94LSerialNatural intake494 mm110 mm36.2 kW (48.3 HP) / 2,100 rpm

Swing System

Drive TypeReducerSwing BrakeSwing Speed

Hydraulic drivePlanetary gear reducerWet, multi-disc brake9.2 rpm

Oil Cylinder

BoomDipper StickBucketBlade

110 mm X 60 mm X 719 mm85 mm X 55 mm X 883 mm85 mm X 55 mm X 600 mm110 mm X 60 mm X 197 mm

Max. Digging Force (ISO)

BucketDipper Stick

4.1 ton2.5 ton

Operational Weight

(With operator, lubricant, coolant, full tanks, and standard specification)

BoomDipper StickBucketTrack LinkOperational WeightGround Contact Pressure

3,000 mm1,600 mm0.18 or 0.21 m3 (Option)

380 mm5.5 ton0.28 kg/cm2

DX55-9C

Technical Parameters

(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)

NOPQSXYUVWTZabc

1,6501,9302,0405,850

6851,9902,5401,860

9201,0302,5901860

380615360

DX55-9C

(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(mm)(°)

ABCDEFGHIJKLMd

6,1356,0003,8004,1101,4705,7954,9503,1253,9153,3901,070

3302,370

180

DX55-9C

Za

b

TV

W

U

c

M

8’ K

YX

NQ

I

B

A

d

L

Tail Swing RadiusShipping Height Shipping Height Shipping LengthCounter WeightWheel BaseTrack LengthHouse WidthCabin Height Above HouseCabin WidthHeight Undercarriage WidthTrack Link WidthTrack HeightGround Clearance

Max. Digging ReachMax. Digging Reach (Ground)Max. Digging DepthMax. Loading HeightMax. Loading HeightMax. Digging HeightMax. Height of Bucket Pin ShaftMax. Vertical Wall DepthMax. Radius VerticalMax. Depth to 8' LineMax. Radius 8' LineMin. Digging ReachMinimum Swing RadiusBucket Angle

The above specification is subject to change without prior notice. For further details, please contact your regional dealer.The photos may differ from the real products, which is not specifically noted.

Main Office

Geith International Ltd.

Ireland

Doosan Infracore Co., Ltd.

Seoul

Yentai

Doosan Infracore China Investment Co., Ltd.

Beijing

Doosan(China) Financial Leasing Corp.

Doosan Infracore Suzhou Co., Ltd. China

Suzhou

Doosan Infracore Norway AS.

Norway

Doosan Bobcat Manufacturing s.r.o.

Czech Republic

Doosan Infracore Logistics Europe GmbH

Germany

Doosan Infracore Europe S.A.

Belgium

Bobcat France S.A.

France

Doosan Infracore China Co., Ltd.

Incheon Plant

Incheon

Gunsan Plant

Gunsan

Doosan Infracore Potable Power

Statesville

Bobcat Gwinner Plant

Gwinner

Doosan Infracore South America

Brazil

Doosan: China

Doosan: Other resions

Global Network of Doosan Infracore

Doosan Infracore China Co. Ltd.

山东省烟台市福山区五指山路28号(265500)

Tel: 0535-6382000

WeChat Account: Doosan Infracore

24x7 Hot line for Service & Spare Parts: 4000-777-888

http://www.doosaninfracore.com/cn

Please follow us at WeChat to learn more.

Doosan Infracore Shandong Co., Ltd.

Doosan Infracore China Co., Ltd.

Doosan Infracore Construction Equipment

Dubai

Issued on: Sep. 2016