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22 tonne - Doosan DX225LC-3 Excavator

* 124 kW (167 HP) @ 1800 rpm         
* 21900 kg                             
* 0.39 - 1.49 m³ 

The Doosan DX225LC-3 is a 21,900 tonne tracked excavator which we offer on a self-drive or operated basis. For our up-to-date prices please call T:01482 319480.  hiredesk@headlandplant.co.uk

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The information below is provided by the manufacturer. This may vary depending on the year of the machine. 

The Doosan Group was founded in 1896. It is headquartered in Seoul, South Korea, and today is one of 
the fastest growing companies in the world:

Doosan – One-stop shop

* From machine manufacturer... TO FULL SOLUTION PROVIDER
All Doosan Infracore Construction Equipment products are designed and built to deliver the highest levels of performance and productivity. Parts and service support are intended to fully maintain the performance, productivity and reliability expected of our products throughout their entire lifetime as well as ensure the highest trade-in and residual values.

1 Genuine parts
2 Extension of warranty
3 Maintenance contract
4 Telematics
5 Monitoring systems
6 Financial solutions
7 Doosan approved attachments

Doosan Infracore Construction Equipment:
We have been building a global production and business network since 1990 to become one of the world’s foremost construction equipment manufacturers. In addition to operating large-scale factories worldwide, we have also established sales subsidiaries, branches and a dealership network all over the globe, making us a truly global player in every respect.

TAKE A TOUR

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*Reinforced forged steel pivot points

*Large, heavy-duty boom and arm cylinders for smooth, powerful operation

*Reinforced heavy-duty arm and boom with new optional boom floating system

*SLR (only DX225LC-3) and two-piece boom available for improved working range

*New work lights with improved illumination (standard: 2 front frame, 4 front & 2 rear cab-mounted, 2 boom mounted and 1 rear side)

*All-round visibility with better view through the rear and right windows

*Massive maximum bucket and arm digging forces of 15.2 and 12.6 t - DX225LC-3

EXPERT CONTROL
• Joystick and switches integrated in the control stand for precise operation. 
All switches grouped together and ergonomically positioned to the right
• Jog shuttle switch to control various machine functions
• 4 working and 4 power modes for maximum efficiency
• Proportional control (flow/pressure) to operate attachments smoothly and precisely
• New, user-friendly 7” TFT LCD colour monitor with full access to machine settings and maintenance data
• Rear camera and large side mirrors
• Inside cab microphone, straight travel pedal, two pump flow & side camera (optional)

 

More Productivity With Top-Notch Fuel Efficiency

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*Reliable and well protected hydraulic, 
electric and lubrication routings
with simple, optimised layout

MAXIMUM EFFICIENCY
• New powerful DOOSAN DL06K “Common Rail”, Stage IIIB compliant, EGR 6 cylinder engine 
• e-EPOS System (Electronic Power Optimising System) and hydraulic power boost function for optimised combustion and minimised emissions
• Efficient conversion of engine output into hydraulic performance for better fuel efficiency and lower costs
• Electronic fan clutch that reduces fuel consumption and noise level while improving cooling performance

COMFORTABLE WORKSPACE
• Spacious, newly designed, pressurised ROPS cab with low noise and vibration 
levels
• Fully adjustable heated air suspension seat as standard
• Large sun roof for extra overhead visibility
• Air conditioning with climate control
• Extra-large door for easy access

EASY MAINTENANCE
• Easy access to all maintenance components
• Maintenance data available directly from control panel
• Fuel pre-filter with water separator
• PC access for maintenance and repairs
• Self-diagnosis function
• Reliable Doosan parts
• Battery cut-off switch and increased capacity (150 Ah)

SOLID STRENGTH
• Heavy-duty X-shaped undercarriage with integrated track spring and idler plus durable box section track frame
• Undercarriage narrow / standard: 3.00 / 3.20 m (DX255LC-3) 
• Increased drawbar pull of 27.5 t (DX225LC-3)

Extra durable undercarriage with
2 track guards per track frame

 

All-round versatility and improved fuel efficiency

* Expect the best out of your machine
Whatever your application - digging, trenching, levelling, road maintenance, pipe laying or 
landscaping - you can rely on the DX225LC-3 to take all these tasks in their stride with 
efficient, dependable performance that saves you time and money.
• Improved hydraulic system using the engine power more effectively, maximising pump output 
and offering more comfort, smoothness and accuracy
• Increased digging power, swing torque, lifting capacities and traction force combine for 
performance you can rely on day after day
• Improved fuel efficiency means you can keep costs down and reduce the environmental impact

 

 6 ASSETS TO YOUR BENEFIT!
• Power: DX225LC-3: 124 kW (167 HP) at 1800 rpm, 6 cylinder engine
• Productivity: side lifting capacity at 6 m reach and 3 m height: DX225LC-3: 4.91 t 
• Excavation: max. arm digging force: DX225LC-3: 12.6 t
• Traction: max. drawbar pull: DX225LC-3: 27.5 t
• Manoeuvrability: max. swing torque: DX225LC-3: 82.4 kNm
• Size: Ideal dimensions and working range

 

EFFICIENT MANAGEMENT OF FUEL AND HYDRAULICS

“Common Rail” Doosan DL06K engine
The heart of the DX225LC-3 is the “Common Rail” 
DOOSAN DL06K 6 cylinder engine, carefully designed with 
common rail injection and 4 valves per cylinder. The engine 
delivers 124 kW / 169 PS (167 HP) at only 1800 rpm – DX225LC-3. 
Powerful torque allows efficient use of the hydraulic system
and faster working cycles.
Already known for its outstanding reliability, the DOOSAN DL06K engine 
has been optimised for the DX225LC-3 and is now compliant with 
the Stage IIIB European regulations using EGR (Exhaust Gas Recirculation) and DPF 
(Diesel Particulate Filter). In combination with the e-EPOS electronic control system,
it offers the ultimate in power delivery and fuel economy. 
Wastegate turbocharger 
Allows diverting of exhaust gases away from the turbine wheel to better regulate 
max boost pressure & protect engine. It also results in less lag time before turbo begins to 
spool/create boost maximizing torque, plus reduce wear in high rpm & low load conditions. 
Turbocharger increases the density of the air, enabling the engine to produce more power
with few effects from altitude.

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Wastegate turbocharger 
Allows diverting of exhaust gases away from the turbine wheel to better regulate 
max boost pressure & protect engine. It also results in less lag time before turbo begins to 
spool/create boost maximizing torque, plus reduce wear in high rpm & low load conditions. 
Turbocharger increases the density of the air, enabling the engine to produce more power
with few effects from altitude.

ADVANCED TECHNOLOGY FOR OPTIMUM
POWER MANAGEMENT

e-EPOS system (Electronic Power Optimising System)
If the engine is the heart of the excavator, the e-EPOS 
is its brain. It provides a perfectly synchronised 
communication link between the engine’s ECU 
(Electronic Control Unit) and the hydraulic system. A CAN 
(Controller Area Network) system enables a constant flow 
of information between the engine and hydraulic system, 
ensuring power is delivered exactly as needed.

EGR with diesel particulate filter
EGR, which requires enhanced cooling capacity, 
reduces NOx by recirculating exhaust back into 
the engine. This dilutes the amount of oxygen 
in the combustion chamber and lowers the 
combustion peak temperature.

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Simple and efficient
• Choice between 4 power modes and 4 working modes
guarantees optimum performance in all conditions
• Proportional auxiliary control for attachments
• Regulation and precise control of the flow rate required by the work 
group
• Self-diagnosis function allows technical problems to be resolved 
quickly and efficiently
• Operational memory provides a graphic display of the machine status
• Maintenance and oil change intervals can be displayed


Fuel efficiency
• Auto-idle function enables fuel saving (lowered from 1000 to 800 rpm)
• New electronic fan clutch optimizes cooling for more fuel savings
• ECO gauge: monitors fuel consumption to maintain economic operation 
• Improved Main Control Valve (MCV) performance reduces energy loss
• Additional sensor allows a more efficient selection of flow/pressure/rpm
according to load requirements

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The ideal workspace – designed around you

The DX225LC-3 are designed to provide you with the best possible working conditions. 
The sophisticated pressurised ROPS cab is ISO-certified for your safety. Its spacious interior offers a fully 
adjustable, heated air suspension seat. Comfortably seated, you have easy access to several storage 
compartments and a clear all-round view of the worksite. Noise and vibration levels have been reduced 
while air conditioning and automatic climate control allow you to maximize your productivity and return 
on investment.

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Heated air suspension seat (standard)
As well as being adjustable and offering lumbar support, the seat has an air 
suspension system to reduce vibrations.It also features a button to activate the seat 
heating system. A storage box has been placed under the seat for extra convenience.

Storage space
Plenty of storage space means you can keep all your personal belongings within reach. 
The new cab contains 7 storage spaces including one hot/cool box.

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Air conditioning with climate control
The electronically controlled air conditioning system features 5 different operating modes 
allowing the operator to adjust the airflow to suit conditions. A recirculated air function 
is also available.

MP3/USB radio and USB port 
A USB port (standard) allows connection of an MP3 player (MP3/USB radio with CD 
player optional).

 

ERGONOMIC OPERATROR ENVIRONMENT

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ERGONOMIC OPERATOR ENVIRONMENT
Feel the comfort of a seat that fits you perfectly:
Using a dual positioning cursor, you can slide the seat back from the joysticks for the best working position. You can also slide the entire seat assembly to adjust the reach to the control pedals to your leg length. 


1    Large sun roof 
2    Sun visor
3    Robust ergonomic pedals
4    Flat, spacious, easy-to-clean floor
5    Upper front window is strut-assisted for easy, 
      reliable adjustment and integrates a sun shade
6    Joysticks and switches are integrated in adjustable 
      control consoles
7    Separate seat height adjustment lever and cushion 
      tilting function
8    Storage compartment for sunglasses
9    Hot/cool box
10  Photo sensor detects radiant energy of the sun and 
      adjusts temperature automatically

Cab suspension
The cab features a new suspension system that combines high vibration dampening with outstanding protection against impact.
The system absorbs shocks and vibrations much more effectively than a conventional viscous suspension system.


Maximum controllability in every situation
Doosan’s unique new jog shuttle switch gives you easy, precise control over all machine functions. 
Proportional auxiliary flow means that the excavator’s huge power is matched by smooth, confident 
manoeuvres. Using highly sensitive joysticks and clear controls positioned for convenient access, you are 
able to work safely and confidently with minimum effort. Even the switches have been ergonomically 
placed on the right-hand control stand and positioned according to the frequency with which they are 
used. The highest standards of efficiency are just a finger’s reach away.

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Jog shuttle control switch
• Power mode and Work mode
• Auto-idle / Buzzer Stop
• Adjustments of rpm, hydraulic flow and 
pressure for attachments 
• Rear view camera 
• Multimedia: - video: AVI (DivX®), MP4, WMV 
- audio: MP3 
• Menu change or selection

Colour LCD monitor panel
The upgraded 7” TFT LCD panel features a day and night display and has been relocated within the operator’s line of sight. The monitor is userfriendly and gives full access to machine settings and maintenance data. Any abnormality is clearly displayed on the screen, allowing you to work 
safely and confidently with an accurate overview of all conditions. All functions are totally controllable, directly via the screen or using the Jog shuttle 
switch.

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Your safety – our biggest concern
• A rear view camera shows you a clear view of what’s happening behind the machine. A side view camera is also available as an option for jobs requiring extra safety measures
• Cab and boom lights are fitted as standard, greatly enhancing safety on night-time jobs
• Large side mirrors improve all-round visibility (ISO compliant) Other standard safety features include: automatic overheating prevention, low oil pressure 
sensor, engine emergency cut-off switch, auxiliary mode switch (to stop the pump if the control system malfunctions), overload warning device. An optional travel/swing alarm is also available.

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Quality you can rely on
n Designed for long-term all-round heavy duty operation
In your profession, you need equipment you can depend on. At DOOSAN, we use highly specialised 
design and analysis tools to make sure our machines are as robust and durable as can be. Our materials 
and structures undergo stringent testing for strength and resilience in the most extreme conditions.

RESILIENT CHAIN FOR TOP CLASS RELIABILITY
The DX225LC-3 and DX255LC-3 are fitted with the same super-strong chain. 
The 19.0 cm link pitch, 3.8 cm pin diameter and heavy-duty running gear are 
ideally suited for long, trouble-free service in the roughest conditions.
• Track chains: the sealed and lubricated track chains are specifically designed 
for better pin and bushing retention. Exclusive heat treatment gives the links 
a consistent surface and strong core hardness, enhancing their durability
• Track guards: two guards per track frame (standard) protect against track 
derailment

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Technical specifications

* Engine
• Model
                      Doosan DL06K
                      4-Cycle Water-Cooled, Turbocharged, 
                      Common Rail Direct Injection, Exhaust Gas Recirculation
                      Diesel Particulate Filter (DPF)
• No. of cylinders
                     6
• Rated power                                                                 DX225LC-3
         121 kW (165 PS) at 1800 rpm
         124 kW (167 HP) at 1800 rpm (SAE J1995)
         121 kW (163 HP) at 1800 rpm (SAE J1349)
• Max. torque at 1400 rpm                                             DX225LC-3
                                                              77 kgf/m (755 Nm) / 82 kgf/m (804 Nm)
• Idle (low - high)                                                           DX225LC-3
                     800 [± 20] - 1900 [+25/-50] rpm
• Piston displacement
                                         5890 cm³
• Bore x stroke
                                        100 mm x 125 mm
• Starter
                                        24 V / 6.0 kW
• Batteries – Alternator
                                        2 x 12 V / 150 Ah – 24 V, 80 A
• Air filter
                                        Double element with automatic dust evacuation.

 

* Hydraulic system
The brain of the excavator is the e-EPOS (Electronic Power Optimizing 
System). It allows the efficiency of the hydraulic system to be 
optimised for all working conditions and minimises fuel consumption. 
The e-EPOS is connected to the engine’s electronic control unit (ECU) 
via a data transfer link to harmonise the operation of the engine and 
hydraulics.

• The hydraulic system enables independent or combined operations
• Two travel speeds offer either increased torque or high speed 
• Cross-sensing pump system for fuel savings
• Auto deceleration system
• Four operating modes, four power modes
• Button control of flow in auxiliary hydraulic circuits
• Computer-aided pump flow control

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• Maximum system pressure
         Boom/arm/bucket
         Work/travel:            DX225LC-3: 330 kg/cm² [+10/0]
         Rotation:                 DX225LC-3: 270 kg/cm²
         Power:                    DX225LC-3: 350 kg/cm² [+10/0]

 

*Weight

    Operating weight (t) Ground pressure (kgf/cm²)
  Shoe width (mm) DX225LC-3 DX225LC-3
Triple grouser 600 (Std) 21.9 0.46
  700 22.2 0.40
  800 22.5 0.36
  900 22.8 0.32

 

* Undercarriage
Very robust construction throughout. All welded structures designed 
to limit stresses. High-quality, durable materials. Lateral chassis 
welded and rigidly attached to undercarriage. Track rollers lubricated 
for life. Idlers and sprockets fitted with floating seals. Track shoes 
made of induction-hardened alloy with triple grouser. Heat-treated 
connecting pins. Hydraulic track adjuster with shock-absorbing tension 
mechanism.

• Number of rollers and track shoes per side DX225LC-3
         Upper rollers (standard shoe): 2 (ø 142 mm)
         Lower rollers: 8 (ø 154 mm)
         Number of links & shoes per side: 49
         Overall track length: 4445

* Hydraulic cylinders
Piston rods and cylinder bodies of high-strength steel.
Shock-absorbing mechanism fitted in all cylinders for shock-free 
operation and extended piston life.

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* Swing mechanism
• High-torque, axial piston motor with planetary reduction gear 
  bathed in oil
• Swing circle: single-row, shear type ball bearing with inductionhardened internal gear
• Internal gear and pinion immersed in lubricant
• Max. swing speed: DX225LC-3: 0 to 10.9 rpm
• Max. swing torque: DX225LC-3: 8400 kgf/m (Eff.=80% : 6689 kgf/m)
                     DX255LC-3: 9880 kgf/m (Eff.=82% : 8127 kgf/m)

* Drive
Each track is driven by an independent, high-torque axial piston motor 
through a planetary reduction gearbox. Two levers / foot pedals 
guarantee smooth travel with counter-rotation on demand.

• Travel speed (low - high)           DX225LC-3
                                 3.0 - 5.5 km/h
• Maximum traction (low - high)       DX225LC-3
                                  14.9 - 27.5 t
• Maximum gradeability
  35° / 70%

 

* Fluid capacities                               
• Fuel tank                                            DX225LC-3 
                                                                   400 l
• Cooling system (radiator capacity)    DX225LC-3
                                                                   22.3 l
• Hydraulic oil tank                               DX225LC-3
                                                                   200 l
• Engine oil                                            DX225LC-3
                                                                    27 l
• Swing drive                                         DX225LC-3
                                                                     5 l
• Travel device                                       DX225LC-3
                                                                 2 x 3.3 l


* Environment
Noise levels comply with environmental regulations (dynamic values).

• Noise level LwA DX225LC-3
                                                   Guaranteed: 103 dB(A)  (2000/14/EC)
                                                   Measured:    102 dB(A)  (2000/14/EC)
• Operator LpA
 70 dB(A) (ISO 6396)

 

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Dimensions

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* Dimensions mono boom

  DX225LC-3      
  Boom length - mm One-piece boom: 
5700
   
  Arm length - mm 2900 2400 3500
  Bucket capacity - m³ 0.92 1.05 0.81
A Tail swing radius - mm 2790 2790 2790
B Shipping height (boom) - mm  2870 2970 3130
C Shipping height (hose) - mm 3005 3130 3330
D Shipping length - mm 9490 9540 9540
E Shipping width std. - mm 2990 2990 2990
E* Shipping width narrow - mm - - -
F Counterweight clearance - mm 1055 1055 1055
G Height over cab - mm 2975 2975 2975
H House width - mm 2710 2710 2710
I Cab height above house - mm 845 845 845
J Cab width - mm 1010 1010 1010
K Tumbler distance - mm 3650 3650 3650
L Track length - mm 4445 4445 4445
M Undercarriage width std. - mm 2990 2990 2990
M* Undercarriage width narrow - mm - - -
N Shoe width std. - mm 600 600 600
N* Shoe width narrow - mm - - -
O Track height - mm 947 947 947
P Ground clearance - mm 480 480 480

 

 

* Component weights

Item unit DX225LC-3 Remarks
Upper structure without front kg 9970  with counterweight
Counterweight std. kg 4300 (5300 for SLR)  
Lower structure assembly kg 7646  
Front assembly kg 4083  
Boom kg 1670 (5700 mm) including bushing
Arm kg 651 (2900 mm) including bushing
Bucket  kg 697 (0.92 m³)  
Boom cylinder (each) kg 180  
Arm cylinder kg 257  
Bucket cylinder kg 145  
Two-piece boom  kg 1945 (5850 mm)  
Two-piece boom, boom cylinder kg 178  
Two-piece boom, cylinder kg 270  
Two-piece boom, arm cylinder  kg 259  
Arm kg 566 (2400 mm)  
Arm kg 793 (3500 mm)  
Dozer blade (2990 mm) kg 899 Dozer cylinder (each) 90 kg
Boom SLR (8500 mm) kg 1884  
Arm SLR (6200 mm)   kg 1056  
Lower structure assembly narrow kg -  

 


Working range

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  DX225LC-3      
  Boom length - mm One-piece boom: 
5700
   
  Arm length - mm 2900 2400 3500
  Bucket capacity - m³ 0.92 1.05 0.81
A Max. digging reach - mm 9885 9470 10390
B Max. digging reach (ground) - mm 9710 9280 10220
C Max. digging depth - mm 6585 6080 7190
D Max. loading height - mm 6840 6700 6980
E Min. loading height - mm 2500 3010 1900
F Max. digging height - mm 9560 9450 9660
G Max. bucket pin height - mm 8295 8155 8440
H Max. vertical wall depth - mm 5625 5365 5975
I Max. radius vertical - mm 6380 6025 6740
J Max. digging depth (8´ level) - mm 6400 5880 7020
K Min. radius 8´ line - mm 2855 2865 2825
L Min. digging reach - mm 510 1685 -230
M Min. swing radius - mm 3580 3580 3620
d Bucket angle - ° 177 177 177



Lifting capactities

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DX225LC-3 – Standard configuration
Standard track width: 2990 mm • Boom: 5700 mm • Arm: 2900 mm • W/O Bucket • Shoe: 600 mm • Counterweight: 4300 kg Units: 1000 kg

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1. Lifting capacities are in compliance with ISO 10567:2007(E).
2. The load point is at the end of the arm.
3. * = The nominal loads are based on hydraulic capacity.
4. The nominal loads shown do not exceed 75% of tipping loads or 87% of hydraulic lifting capacity.
5. For lifting capacity with bucket, simply subtract the actual weight of the bucket from the values.
6. The configurations indicated do not necessarily reflect the standard equipment of the machine.