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15.01.2013

Doosan and its new DX420LC-3, DX490LC-3, DX530LC-3

DX490LC-3 DX490LC-3. Photo source Doosan

Doosan Construction Equipment has updated the range of its heavy machinery. The previous models DX420LC, DX480LC, DX520LC were replaced by new DX420LC-3, DX490LC-3 and DX530LC-3. The engines of all three models meet the requirements of Stage IIIB (Exhaust Gas Recirculation, Diesel Particulate Filter).

This is a Doosan DX420LC-3 crawler excavator.

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This is a Doosan DX490LC-3.

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This is a Doosan DX530LC-3.

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This is the Dossan DX420LC at work.

The 42 ton lifting capability Doosan DX420LC-3 crawler excavator’s specs (in comparison with the previous model DX420LC).

The technical data

DX420LC

DX420LC-3

Improvement

Operating weight

40900 kg

41900 kg

+2,4%

Counterweight

8000 kg

8200 kg

+2,5%

Engine

Isuzu AL-6UZIX

Doosan DV11

-

Engine power

218 kW / 293 HP at 1800 RPM

270 kW / 362 HP at 2000 RPM

+ 19% power, +6% torque

Main pumps max flow

2 x 315 l/min

2 x 334 l/min

+6%

Number of cylinders

6

6

-

Travel speed

5,3 km/h

5,8 km/h

+10%

Maximum traction force

32500 kgf

35750 kgf

+10%

Sound level

73 dB

72 dB

+1,3%

Bucket digging force

265 kN

273 kN

+3%

Arm digging force (Std Front)

193 kN

199 kN

+3%

Fuel tank capacity

550 l

627 l

+14%

Cooling system capacity

40 l

46 l

+15%

Boom length

6700 mm

6700 mm

-

Arm length

3250 mm

3250 mm

-

Doosan DX480LC at work.

The 49 ton lifting capability Doosan DX490LC-3 crawler excavator’s specs (in comparison with the previous model DX480LC).

The technical data

DX480LC

DX490LC-3

Improvement

Operating weight

47500 kg

49100 kg

+3,3%

Engine

Doosan DV11

Isuzu AL-6WGIX

-

Engine power

245 kW / 328 HP at 1800 RPM

290 kW / 389 HP at 1800 RPM

+ 16% power, +41-50% torque

Number of cylinders

6

6

-

Travel speed

5,0 km/h

5,8 km/h

+10%

Maximum traction force

33600 kgf

38800 kg

+15%

Sound level

71,5 dB

72 dB

-

Bucket digging force

300 kN

309 kN

+3%

Arm digging force (Std Front)

220 kN

233,2 kN

+6%

Cooling system capacity

40 l

46 l

+15%

Boom length

7100 mm

7100 mm

-

Arm length

3350 mm

3350 mm

-

Fuel consumption

160 g/h at one HP

145 g/h at one HP

+9%

Doosan DX520LC at work.

The 52 ton lifting capability Doosan DX530LC-3 crawler excavator’s specs (in comparison with the previous model DX520LC).

The technical data

DX520LC

DX530LC-3

Improvement

Operating weight

50700

52000

+2,6%

Engine

Doosan DV11

Isuzu AL-6WGIX

-

Engine power

245 kW / 328 HP at 1800 RPM

290 kW / 389 HP at 1800 RPM

+ 16% power, +41-50% torque

Number of cylinders

6

6

-

Travel speed

5,0 km/h

5,8 km/h

+10%

Maximum traction force

33600 kgf

38800 kg

+15%

Sound level

72 dB

72 dB

-

Bucket digging force

300 kN

309 kN

+3%

Arm digging force (Std Front)

250 kN

265 kN

+6%

Cooling system capacity

40 l

46 l

+15%

Boom length

6300 mm

7100 mm

-

Arm length

2900 mm

3350 mm

-

Fuel consumption

160 g/h at one HP

145 g/h at one HP

+9%

Additional option will be available for all three models:
- dual pump flow;
- a straight travel pedal;
- an oil-washed air cleaner;
- dual truck guards;
- two-mode floating boon system (DX490LC-3 and DX530LC-3 only).

More photos




www.mainpump.com

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