komatsu D155A-6 SPECIFICATIONS
www.Komatsu.com Printed in Japan 200905 IP.SIN.AD (10)
CEN00255-02 Materials and specifications are subject to change without notice
is a trademark of Komatsu Ltd. Japan
HORSEPOWER
Gross: 268 kW
360 HP @ 1900 rpm
Net: 264 kW 354 HP @ 1900 rpm
OPERATING WEIGHT
41700 kg
91,930 lb
BLADE CAPACITY
Semi-U DOZER: 9.4 m
3
12.3 yd
3
CRAWLER DOZER
Photo may include optional equipment.
D155A-6
D
155A
●
Air cleaner, double element with dust
indicator
● Alternator, 60 ampere
● Backup alarm
● Batteries, 2 x 12V 170 Ah
● Blower cooling fan
● Color monitor
● Decelerator pedal
● Electric priming pump
● Fenders
● Horn, warning
● Hydraulics for dozer
● Lighting system (includes 2 front, 1 rear)
● Muffler with rain cap
● Open ROPS
● Palm lever steering control
● Radiator with reserve tank
● Rear cover
● Starting motor, 11kW/24V
● Suspension seat
● Tr ack roller guard, end sections
● Tr ack shoe assembly
– Sealed and lubricated track
● Underguards, oil pan and transmission
● 560 mm 22" single grouser shoe
STANDARD EQUIPMENT FOR BASE MACHINE
ROPS cab
● Additional weight: 430 kg 948 lb
● All-weather, enclosed pressurized cab
● Dimensions:
—Length:
1735 mm 5'8"
—Width:
1755 mm 5'9"
—Height from floor: 1635 mm 5'4"
● Meets ISO 3471, SAE J/ISO 3471 ROPS standards, and ISO
3449 FOPS standard.
Variable multi-shank ripper
● Additional weight (including hydraulic control unit): 3760 kg 8,290 lb
● Beam length: 2320 mm 7'7"
● Hydraulically-controlled parallelogram-type ripper with three shanks.
Digging angle infinitely adjustable.
Standard digging angle: 45°
● Maximum digging depth: 900 mm 2'11"
● Maximum lift above ground: 950 mm 3'1"
Variable giant ripper
● Additional weight (including hydraulic control unit): 3380 kg 7,450 lb
● Beam length: 1410 mm 4'8"
● Hydraulically-controlled parallelogram-type ripper with one shank.
Digging angle infinitely adjustable.
Standard digging angle: 45°
● Maximum digging depth: 1370 mm 4'6"
● Maximum lift above ground: 945 mm 3'1"
Shoes
Other
● Air conditioner
● Cab heater and defroster
● Engine side cover
● Large pre-cleaner
● Locks, filler caps and covers
● Rear view monitoring system
● Rigid drawbar
● Tool kit
OPTIONAL EQUIPMENT
Shoes (optional) Additional weight Ground contact area
560 mm
22"
single-grouser shoes -0 kg -0 lb 35280 cm25,468 in
2
610 mm 24"
single-grouser shoes +200 kg +440 lb 38430 cm25,957 in
2
660 mm 26"
single-grouser shoes +410 kg +900 lb 41580 cm26,445 in
2
710 mm 28"
single-grouser shoes +610 kg +1,340 lb 44730 cm26,933 in
2
560 mm 22"
extreme service shoes +450 kg +990 lb 35280 cm25,468 in
2
610 mm 24"
extreme service shoes +690 kg +1,520 lb 38430 cm25,957 in
2
660 mm 26"
extreme service shoes
+920 kg +2,030 lb 41580 cm26,445 in
2
SIGMADOZER
Overall length Blade Blade Maximum lift
Maximum drop
Maximum tilt Additional
with dozer capacity length x height above ground below ground adjustment weight
SIGMADOZER
6125 mm 9.4 m34060 mm x 1850 mm 1320 mm 617 mm 920 mm 4940 kg
20'1" 12.3 yd
3
13'4" x 6'1" 4'4" 2' 3' 10,890 lb
Strengthened
6125 mm 9.4 m34060 mm x 1850 mm 1320 mm 617 mm 920 mm 5360 kg
SIGMADOZER 20'1" 12.3 yd
3
13'4" x 6'1" 4'4" 2' 3' 11,820 lb
SIGMADOZER
W
ALK
-A
ROUND
D155A-6
CRAWLER DOZER
D155A-6
C RAWLER D OZER
32
Photo may include optional equipment.
SAA6D140E-5 turbocharged aftercooled diesel engine provides an output of
264 kW 354 HP with excellent productivity.
See page 5.
Hydraulic drive radiator
cooling fan controlled
automatically, reduces fuel consumption
and operating noise levels.
See page 5.
Gull-wing engine side
covers for easy and efficient
engine servicing.
See page 8.
Blade tilt lines
completely protected.
See page 8.
Low drive, rugged undercarriage
outstanding durability even traveling over severe rocky
terrain.
See page 5.
Extra-low machine profile provides
excellent machine balance and low center of gravity.
Torque converter
having ample powertransmitting capacity in
reserve.
See page 4.
Modular power train for increased
serviceability and durability. Forward mounted pivot
shafts isolate final drives from blade loads.
See page 8.
Wet disc brakes require less maintenance.
See page 8.
Filtration
Further enhanced reliability of the machine against fuel
contamination thanks to the improvement in filtration.
See page 9.
High-rigidity, simple hull frame and
monocoque track frame with pivot shaft for greater
reliability.
See page 8.
Automatic transmission increases
speed and power to improve productivity.
See page 4.
Large blade capacity:
9.4 m312.3 yd3(Semi-U dozer)
and
11.9 m315.6 yd3(U dozer)
See page 4.
PCCS (Palm Command Control System)
● Electronic controlled PCCS travel control
● Hydraulic controlled PCCS blade/ripper control
● Fuel control dial
● Automatic/manual gearshift selectable mode
● Gearshift pattern preset function
● ECMV (Electronic Controlled Modulation Valve)
controlled transmission
See page 6.
New integrated ROPS cab includes:
● Large quiet operator environment
● Comfortable ride with new cab damper
● Excellent visibility without ROPS post
● Two-position seat
● High capacity air conditioning system
(optional)
● Pressurized cab (optional)
● Adjustable armrests and suspension seat
(optional)
See page 7.
Large TFT LCD monitor
● Easy-to-see and use 7" large multi-color monitor
● Can be displayed in 10 languages for global support
● Advanced monitoring system for early troubleshooting
TFT : Thin Film Transistor
LCD : Liquid Crystal Display
See page 7.
Rippers (optional):
● Variable multi-shank
● Variable giant
Newly designed ripper offers excellent ripper
visibility and dynamic ripping operation.
See page 4.
HORSEPOWER
Gross: 268 kW 360 HP @ 1900 rpm
Net: 264 kW 354 HP @ 1900 rpm
OPERATING WEIGHT
41700 kg 91,930 lb
BLADE CAPACITY
Semi-U DOZER: 9.4 m312.3 yd
3
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