2. SPECIFICATION COMPARISON

2. SPECIFICATION COMPARISON 2.1 Europe

ITEMS UNIT KOMATSU CAT. VOLVO HITACHI

PC290LC8 329E L EC290C ZX280LC-3

OPERATING WEIGHT BUCKET CAPACITY (SAE)

ton 29.71*** 28.87 29.20 28.20 m 3 1.41 1.33 1.24 1.10 ENGINE (Gross) RATED POWER HP/rpm 200/2,050 243* 208/1800 188/2,100 MAX. TORQUE kg.m/rpm 98.5/1,350 SYSTEM PRESSURE (WORK / LIFT) kg/cm2 380/380 357/387 320(350)/ 350(370)/ SYSTEM PRESSURE (SWING / TRAVEL) kg/cm2 295/387 280/357 270/350 300/350 SWING SPEED rpm 10.5 9.8 10.2 12.6 TRAVEL SPEED (High/Low) km/h 5.5/4.1/3.0 5.1 5.2/3.3 5.5/3.3 GRADEABILITY %(deg) 35 35 35 35 SHOE WIDTH mm 600 600 600 600 GROUND PRESSURE kg/cm2 0.53 0.60 0.56 0.54 DIGGING BUCKET (Nor./Press. Up) ton 18.8/20.2 18.3 18.5/20.2 /19.7 FORCE (ISO) ARM (Nor./Press. Up) ton 13.4/14.4 12.8 13.0/14.2 /14.0

WORKING RANGE

MAX. DIGGING REACH mm 10,645 10,680 ** 10,690 10,710 MAX. DIGGING DEPTH mm 6,920 7,250 7,320 7,230 MAX. DIGGING HEIGHT mm 10,315 10,010 10,040 10,260 REAR SWING RADIUS mm 2,940 3,044 3,000 2,940 MIN. SWING RADIUS mm 3,680 4,180 3,910 OVERALL LENGTH mm 10,185 10,386 10,420 10,340 OVERALL WIDTH mm 3,190 3,190 3,190 3,190 TRANSPOR - TATION OVERALL HEIGHT (Boom) mm 3,340 3,372 3,290 3,170 DIMENSION GROUND CLEARANCE mm 498 490 480***** 510 TRACK LENGTH mm 4,955 4,855 4,870 4,940 TRACK GAUGE mm 2,590 2,590 2,590 2,590 FRONT BOOM LENGTH mm 5,850 6,150 6,200 6,200 ARM LENGTH mm 3,200 3,200 3,050 3,110

TANK CAPACITY FUEL TANK OIL TANK(Oil Level) Lit 400 520 470 500 Lit 132 155 195****

* : ISO 14396 ** : at ground *** : including 2.65arm,1300Kg bucket **** : Tank volume ***** : without shoe grouser

MODEL DX300LC-3 DWG No 950103-00379 3/87

2.2 North America

ITEMS UNIT KOMATSU CAT. VOLVO HITACHI

PC290LC10 329D L EC290C ZX290LC-5

OPERATING WEIGHT BUCKET CAPACITY (SAE)

ton 30.95 29.24 30.10 28.61 m 3 1.41 1.1 1.27 1.34 ENGINE (Gross) RATED POWER HP/rpm 213*/2,050 241 205/1800 188/2,100 MAX. TORQUE kg.m/rpm 98/1,350 SYSTEM PRESSURE (WORK / LIFT) kg/cm2 380/380 350/350 320(350)/ 350(380)/ 350 SYSTEM PRESSURE (SWING / TRAVEL) kg/cm2 270/350

SWING SPEED rpm 10.5 10.2 10.2 12.6

TRAVEL SPEED (High/Low) GRADEABILITY SHOE WIDTH GROUND PRESSURE km/h 5.5/4.1/3.0 5.3 5.2/3.3 5.5/3.3 %(deg) 35 35 35 35 mm 800 800 800 800 kg/cm2 0.45 0.43 0.40

DIGGING FORCE (ISO) BUCKET (Nor./Press. Up) ton 20.2 18.3 18.5/20.2 /20.7 ARM (Nor./Press. Up) ton 13.6 13.3 13.1/14.3 /14.7

WORKING RANGE

MAX. DIGGING REACH mm 10,635 10,656** 10,690 10,710 MAX. DIGGING DEPTH mm 6,915 7,283 7,320 7,230 MAX. DIGGING HEIGHT mm 10,345 10,115 10,040 10,260 REAR SWING RADIUS mm 2,940 3,080 3,000 3,390 MIN. SWING RADIUS mm 3,680 4,180 3,910 OVERALL LENGTH mm 10,185 11,0410 10,420 10,540 OVERALL WIDTH mm 3,390 3,390 3,390 3,390 TRANSPOR - TATION OVERALL HEIGHT (Boom) mm 3,340 3,180 3,290 3,170 DIMENSION GROUND CLEARANCE mm 498 490 480**** 510 TRACK LENGTH mm 4,955 4,860 4,870 4,940 TRACK GAUGE mm 2,590 2,590 2,590 2,590 FRONT BOOM LENGTH mm 6,150 6,150 6,200 ARM LENGTH mm 3,200 3,200 3,050 3,110

TANK CAPACITY FUEL TANK OIL TANK(Oil Level) Lit 400 520 470 500 Lit 132 145 195*** 147.6

* : SAE J1995 ** : at ground *** : Tank volume **** : without shoe grouser