10
ENGINE
Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Komatsu SAA6D102E-2
Type . . . . . . . . . . . . . . . . . . . . Water-cooled, 4-cycle, direct injection
Aspiration. . . . . . . . . . . . . . . . . . . . . . . . . Turbocharged, aftercooled
Number of cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Bore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102 mm 4.02"
Stroke. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 mm 4.72"
Piston displacement. . . . . . . . . . . . . . . . . . . . . . . . . . 5.88 ltr 359 in
3
Flywheel horsepower:
SAE J1349 . . . . . . . . . . . . . . . . . . . 125 kW 168 HP @ 2000 rpm
DIN6270 . . . . . . . . . . . . . . . . . . . . . 125 kW 170 PS @ 2000 rpm
Governor . . . . . . . . . . . . . . . . . . . . . . . All-speed control, mechanical
HYDRAULICS
Type . . HydrauMind (Hydraulic Mechanical Intelligence New Design)
system, closed-center system with load sensing valves and
pressure compensated valves
Number of selectable working modes . . . . . . . . . . . . . . . . . . . . . . . 3
Main pump:
Type . . . . . . . . . . . . . . . . . . . . . Variable displacement piston type
Pumps for . . . . . . . . Boom, arm, bucket, swing, and travel circuits
Maximum flow. . . . . . . . . . . . . . . . . . 439 ltr/min 116 U.S. gal/min
Supply for control circuit . . . . . . . . . . . . . . . . . Self-reducing valve
Hydraulic motors:
Travel. . . . . . . . . . . . . . . 2 x axial piston motor with parking brake
Swing . . . . . . . . . . 1 x axial piston motor with swing holding brake
Relief valve setting:
Implement circuits . . . . . . . . . . . 37.3 MPa 380 kgf/cm
2
5,400 psi
Travel circuit. . . . . . . . . . . . . . . . 37.3 MPa 380 kgf/cm
2
5,400 psi
Swing circuit. . . . . . . . . . . . . . . . 28.4 MPa 290 kgf/cm
2
4,120 psi
Pilot circuit . . . . . . . . . . . . . . . . . . . . 3.2 MPa 33 kgf/cm
2
470 psi
Hydraulic cylinders:
(Number of cylinders – bore x stroke x rod diameter)
Boom . . . . . . 2 – 130 mm x 1335 mm x 90 mm 5.1" x 52.6" x 3.5"
Arm . . . . . . 1 –140 mm x 1635 mm x 100 mm 5.5" x 64.4" x 3.9"
Bucket: . . . . . . . . . . . . . . . . . for 2.5 m 8'2" and 3.05 m 10'0" Arm
1 –130 mm x 1020 mm x 90 mm 5.1" x 40.2" x 3.5"
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . for 2.0 m 6'7" Arm
1 –140 mm x 1009 mm x 100 mm 5.5" x 39.7" x 3.9"
DRIVES AND BRAKES
Steering control . . . . . . . . . . . . . . . . . . . . . . . Two levers with pedals
Drive method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydrostatic
Maximum drawbar pull . . . . . . . . . . . . . . 202 kN 20570 kg 45,350 lb
Gradeability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70%, 35°
Maximum travel speed: High . . . . . . . . . . . . . . . . . 5.5 km/h 3.4 mph
(Auto-Shift) Low . . . . . . . . . . . . . . . . . 3.1 km/h 1.9 mph
Service brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic lock
Parking brake. . . . . . . . . . . . . . . . . . . . . . . . . Mechanical disc brake
SWING SYSTEM
Drive method. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydrostatic
Swing reduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Planetary gear
Swing circle lubrication . . . . . . . . . . . . . . . . . . . . . . . Grease-bathed
Service brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic lock
Holding brake/Swing lock . . . . . . . . . . . . . . . . Mechanical disc brake
Swing speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11.7 rpm
UNDERCARRIAGE
Center frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . X-frame
Track frame . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Box-section
Seal of track . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sealed track
Track adjuster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hydraulic
Number of shoes (each side):
PC220-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
PC220LC-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Number of carrier rollers . . . . . . . . . . . . . . . . . . . . . . . . . 2 each side
Number of track rollers (each side):
PC220-7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
PC220LC-7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
COOLANT AND LUBRICANT
CAPACITY (REFILLING)
Fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400 ltr 105.7 U.S. gal
Coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30.9 ltr 8.2 U.S. gal
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24.0 ltr 6.3 U.S. gal
Final drive, each side . . . . . . . . . . . . . . . . . . . . . . 4.5 ltr 1.2 U.S. gal
Swing drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.6 ltr 1.7 U.S. gal
Hydraulic tank . . . . . . . . . . . . . . . . . . . . . . . . . . 143 ltr 37.8 U.S. gal
OPERATING WEIGHT (APPROXIMATE)
Operating weight including 5850 mm 19'2" one-piece boom,
3045 mm 10'0" arm, SAE heaped 1.0 m
3
1.31 yd
3
backhoe bucket,
rated capacity of lubricants, coolant, full fuel tank, operator, and
standard equipment.
PC220-7 PC220LC-7
Operating Ground Operating Ground
Shoes Weight Pressure Weight Pressure
600 mm 22840 kg
50.0 kPa
23990 kg
48.1 kPa
0.51 kgf/cm
2
0.49 kgf/cm
2
23.6" 50,350 lb
7.25 psi
52,890 lb
6.97 psi
700 mm 23100 kg
43.1 kPa
24270 kg
41.2 kPa
0.44 kgf/cm
2
0.42 kgf/cm
2
27.6" 50,930 lb
6.26 psi
53,510 lb
5.97 psi
800 mm 23360 kg
38.2 kPa
24550 kg
36.3 kPa
0.39 kgf/cm
2
0.37 kgf/cm
2
31.5" 51,500 lb
5.55 psi
54,120 lb
5.26 psi
11
WORKING RANGE
DIMENSIONS
BACKHOE BUCKET, ARM, AND BOOM COMBINATION
Arm Length 2000 mm 6'7" 2500 mm 8'2" 3045 mm 10'0"
A Overall length 9865 mm 32'4" 9960 mm 32'8" 9885 mm 32'5"
B Length on ground (transport): PC220-7 6470 mm 21'3" 5920 mm 19'5" 5190 mm 17'0"
PC220LC-7 6660 mm 21'10" 6115 mm 20'1" 5390 mm 17'8"
C Overall height (to top of boom) 3220 mm 10'7" 3295 mm 10'10" 3160 mm 10'4"
PC220-7 PC220LC-7
D Overall width 2980 mm 9'9" 3280 mm 10'9"
E Overall height (to top of cab) 3015 mm 9'11" 3015 mm 9'11"
F Ground clearance, counterweight 1100 mm 3'7" 1100 mm 3'7"
G Ground clearance (minimum) 440 mm 1'5" 440 mm 1'5"
H Tail swing radius 2940 mm 9'8" 2940 mm 9'8"
I Track length on ground 3460 mm 11'4" 3845 mm 12'7"
J Track length 4265 mm 14'0" 4640 mm 15'3"
K Track gauge 2380 mm 7'10" 2580 mm 8'6"
L Width of crawler 2980 mm 9'9" 3280 mm 10'9"
M Shoe width 600 mm 23.6" 700 mm 27.6"
N Grouser height 26 mm 1.0" 26 mm 1.0"
O Machine cab height 2110 mm 6'11" 2110 mm 6'11"
P Machine cab width 2710 mm 8'11" 2710 mm 8'11"
Q Distance, swing center to rear end 2905 mm 9'6" 2905 mm 9'6"
Arm 2000 mm 6'7" 2500 mm 8'2" 3045 mm 10'0"
A Max. digging height 9665 mm 31'9" 9790 mm 32'1" 10000 mm 32'10"
B Max. dumping height 6715 mm 22'0" 6860 mm 22'6" 7035 mm 23'1"
C Max. digging depth 5825 mm 19'1" 6320 mm 20'9" 6920 mm 22'8"
D Max. vertical wall
digging depth
4750 mm 15’7" 5130 mm 16'10" 6010 mm 19'9"
E Max. digging depth
of cut for 8' level
5585 mm 18'4" 6100 mm 20'0" 6700 mm 22'0"
F Max. digging reach 9270 mm 30'5" 9670 mm 31'9" 10180 mm 33'5"
G Max. digging reach
at ground level
9070 mm 29'9" 9480 mm 31'1" 10020 mm 32'10"
H Min. swing radius 3300 mm 10'10" 3320 mm 10'11" 3450 mm 11'4"
Bucket digging force 176 kN 152 kN 152 kN
at power max. 17900 kgf/39,460 lb 15500 kgf/34,170 lb 15500 kgf/ 34,170 lb
Arm crowd force 155 kN 142 kN 119 kN
at power max. 15800 kgf/34,830 lb 14500 kgf/31,970 lb 12100 kgf/ 26,680 lb
Bucket digging force 197 kN 172 kN 172 kN
at power max. 20100 kgf/44,310 lb 17500 kgf/38,580 lb 17500 kgf/ 38,580lb
Arm crowd force 161 kN 148 kN 129 kN
at power max. 16400 kgf/36,160 lb 15100 kgf/33,290 lb 13200 kgf/29,100 lb
ISO rating SAE rating
Bucket Capacity
Number
(heaped) Width Weight Arm Length
SAE, PCSA CECE Without Side Cutters With Side Cutters With Side Cutters
of Teeth
2.00 m 6'7" 2.50 m 8'2" 3.05 m10'0"
0.72 m
3
0.94 yd
3
0.65 m
3
0.85 yd
3
900 mm 35.4" 1005 mm 39.6" 658 kg 1,450 lb 3
1.00 m
3
1.31 yd
3
0.90 m
3
1.18 yd
3
1155 mm 45.5" 1260 mm 49.6” 734 kg 1,620 lb 4
1.14 m
3
1.49 yd
3
1.00 m
3
1.31 yd
3
1300 mm 51.2" 1405 mm 55.3" 793 kg 1,750 lb 5 □□
1.26 m
3
1.65 yd
3
1.10 m
3
1.44 yd
3
1400 mm 55.1" 1505 mm 59.3" 845 kg 1,860 lb 5 □
General purpose use, density up to 1.8 ton/m
3
1.52 U.S. ton/yd
3
Light duty work, density up to 1.2 ton/m
3
1.01 U.S. ton/yd
3
□ General purpose use, density up to 1.5 ton/m
3
1.26 U.S. ton/yd
3
X Not usable
SPECIFICATIONS
H YDRAULIC E XCAVATOR
HYDRAULIC EXCAVATOR
PC220-7
PC220-7 0
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