10
S
PECIFICATIONS
O
F F
- H
I G H W A Y
T
R U C K
HD1500-7
AXLES
Rear axles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Full-floating
Final drive type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Planetary gear
Ratios:
Differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.647
Planetary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.235
TRANSMISSION
Torque converter . . . . . . . . . . . . . . . . . . 3-elements, 1-stage, 2-phase
Transmission . . . . . . . . . . . . . . . . Full-automatic, planetary-shaft type
Speed range . . . . . . . . . . . . . . . . . . . 7 speeds forward and 1 reverse
Lockup clutch. . . . . . . . . . . . . . . . . . . . . . . . . Wet, multiple-disc clutch
Forward . . . . . . . . . . . . . . . . Torque converter drive 1st and 2nd gear
with direct drive lock-up in 1st through 7th
Reverse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Torque converter drive
Shift control. . . . . . . . . . . . . . . . Electronic shift control with automatic
clutch modulation in all gears
Maximum travel speed . . . . . . . . . . . . . . . . . . . . . . 58 km/h
36 mph
ENGINE
Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Komatsu SDA12V160
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Water-cooled, 4-cycle
Aspiration . . . . . . . . . . . . . . . . . . . . . . . . . Turbo-charged, after-cooled
Number of cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Bore x Stroke . . . . . . . . . . . . . . . . . 159 mm x 190 mm
6.26" x 7.48"
Piston displacement . . . . . . . . . . . . . . . . . . . . . . . . . . 45 ltr
2,746 in
3
Horsepower
SAE J1995 . . . . . . . . . . . . . . . . . . . . . . . Gross 1109 kW
1,487 HP
ISO 9249 / SAE J1349 . . . . . . . . . . . . . . . Net 1048 kW
1,406 HP
Rated rpm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,900 rpm
Fan drive type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mechanical
Maximum torque . . . . . . . . . . . . . . . . . . . . . . . . 697 kg•m
5,041 lb ft
Fuel system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Direct injection
Governor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electronic control
Lubrication system
Method . . . . . . . . . . . . . . . . . . . . . . . . Gear pump, force-lubrication
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Full-flow type
Air cleaner . . . . . . . . . . . . . . . . . . Dry type with double elements and
pre-cleaned, with dust indicator
MAIN FRAME
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Box-sectioned structure
Integral front bumper
STEERING SYSTEM
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fully hydraulic power steering
with two double-acting cylinders,
Supplementary steering . . . . . . . . . . . . . . . . . . . . . . Accumulator assist
Minimum turning radius . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12.2 m
40'
Steering angle (left or right) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41°
BRAKES
Brakes meet ISO 3450 standard.
Service brakes:
Front . . . . . . . . . . Fully hydraulic control, oil-cooled multiple-disc type
Rear . . . . . . . . . . Fully hydraulic control, oil-cooled multiple-disc type
Parking brake . . . .Spring applied, oil-released, 3 caliper dry disc mounted
on input yoke to differential
Retarder . . . Oil-cooled, multiple-disc front and rear brakes act as retarder.
Secondary brake . . . . . . . . . . . . . . . . . . Manual - push button operated.
Automatically applied prior to hydraulic system
pressure dropping below established level.
Braking surface. . . . . . . . . . . . . . . . . . . . . . . . . . 159148 cm
2
24,668 in
2
WEIGHT (APPROXIMATE)
Empty weight . . . . . . . . . . . . . . . . . . . . . . . . . 105300 kg
232,144 lb
Max. gross vehicle weight. . . . . . . . . . . . . . . . 249478 kg
550,000 lb
Not to exceed max. gross vehicle weight, including options, fuel
and payload. Empty weight is with 100% fuel and operator.
Weight distribution:
Empty: Front axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48.6%
Rear axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51.4%
Loaded: Front axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32.8%
Rear axle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67.2%
BODY
Capacity:
Struck . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 m
3
71 yd
3
Heaped (2:1, SAE) . . . . . . . . . . . . . . . . . . . . . . . . . . 78 m
3
102 yd
3
Nominal payload . . . . . . . . . . . . . . 144.1 metric tons
158.9 U.S. tons
Material . . . . . . . . . . . 400 Brinell hardness high tensile strength steel
(front, sides, and bottom)
Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Flat floor configuration
Material thickness:
Bottom . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 mm
0.75"
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 mm
0.47"
Sides . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 mm
0.35"
Target area
(inside length x width) . . . . . . . 7670 mm x 5705 mm
25'2"x 18'9"
Dumping angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45°
Height at full dump . . . . . . . . . . . . . . . . . . . . . . . . . . 11440 mm
37'6"
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Exhaust heating
HYDRAULIC SYSTEM
Hoist cylinder. . . . . . . . . . . . . . . . . . . . . . Two, 3-stage telescopic type
Relief pressure . . . . . . . . . . . . . . . . 19.0 MPa 193.4 kg/cm
2
2,750 psi
Hoist time
Raise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 sec
Lower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 sec
CAB
Integral 4-post ROPS/FOPS cab structure (meets SAEJ 1040 Apr 88)
TIRES
Standard tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33.00 R51
SERVICE REFILL CAPACITIES
Fuel tank . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2120 ltr.
560 U.S. Gal
Engine oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193 ltr.
51 U.S. Gal
Hydraulic system . . . . . . . . . . . . . . . . . . . . . . . 900 ltr.
238 U.S. Gal
Differential . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297 ltr.
78 U.S. Gal
Final drives (total) . . . . . . . . . . . . . . . . . . . . . . 240 ltr.
63.5 U.S. Gal
Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . 153 ltr.
40.5 U.S. Gal
SUSPENSION SYSTEM
Variable rate, hydropneumatic with integral rebound control.
Maximum front stroke. . . . . . . . . . . . . . . . . . . . . . . . . 375 mm
14.76"
Maximum rear stroke. . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 mm
4.17"
Rear axle oscillation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 9.2°
