Komatsu HD405-7 Truck 

Manufacturer:Komatsu

Price:N/A

Series:NA

Model:HD405-7

Equipment Type: Rock Trucks

Factory:NA

Full Specifications

Dimensions

Overall Length
27.75 ft in
Overall Width
12 ft in
Overall Height
12.64 ft in
Wheelbase
12.33 ft in
Turning Radius @ Centre Front Tyre
23.63 ft in

Electrical System

Alternator
4V, 50 Ah
Batteries
2 x 12V, 170 Ah
Starter Motor
11kW
Electric Circuit Breaker
24 Volt

Body

Capacity Struck
26.2 yd3
Heaped (2:1, Sae)
35.7 yd3
Payload
5.241.0 metric tons 40 U.S. tons
Material
150 kg/mm2 227520 psi high-tensile-strength steel
Material Thickness ( Bottom )
1 in
Material Thickness ( Front )
0.7 in
Material Thickness ( Sides )
0.6 in
Target Area
5590 mm x 3380 mm 18\\\'4\\\
Heating
Exhaust heating
Structure
V-shape body
Dumping Angle
48 degrees
Height At Full Dump
26 ft in

Engine

Lubrication System
Method- Gear pump, force-lubrication, Filter-Full-flow type
Number Of Cylinders
6
Engine Make
2238
Engine Model
SAA6D140E-5​
Engine Type
Water-cooled, 4-cycle
Air Cleaner
Dry type with double elements and precleaner, plus dust indicator
Governor
Electronically controlled
Power Measured @
2000 rpm
Max Torque
1598.3 lb ft
Displacement
930 cu in
Aspiration
Turbo-charged,air-to-air after-cooled,cooled EGR
Bore And Stroke
140 mm x 165 mm 5.5\
Horse Power: Sae J1995
518 hp
Horse Power: Iso 9249 / Sae J1349
498 hp
Fan Drive Type
Mechanical
Fuel System
Direct injection

Capacities

Fuel Tank
127.9 gal
Final Drive
7.9 gal
Hydraulic System
34.1 gal
Engine Oil
13.2 gal
Torque Converter, Transmission And Retarder Cooling
23.8 gal
Differentials
11.9 gal
Suspension
11.7 gal

Power Train

Power Train Type
Transmission, full automatic, electric control with clutch modulation. - Differential, standard.

Transmission

Max Speed
43.5 mph
Torque Converter
3-elements, 1-stage, 2-phase
Transmission
Full-automatic, planetary type
Speed Range
7 speeds forward and 1 reverse
Lockup Clutch
Wet, single-disc clutch
Forward
Torque converter drive in 1st gear, direct drive in 1st lockup and all higher gears
Reverse
Torque converter drive
Shift Control
Electronic shift control with automatic clutch modulation in all gear

Weights

Gross Weight
165520 lb
Empty Weight
75840 lb
Loaded Weight
164200 lb
Weight Distribution Front ( Empty )
50.7 %
Weight Distribution Rear ( Empty )
49.3 %
Weight Distribution Front ( Loaded )
32.8 %
Weight Distribution Rear ( Loaded )
67.2 %

Tires

Standard Tire
18.00 R33

Axles

Final Drive
Planetary gear
Differential
3.125
Planetary
4.737
Rear
Full-floating

Hydraulic System

Hoist Cylinder
Twin, 2-stage telescopic type
Relief Pressure
20.6 MPa 210 kg/cm2 2,990 psi
Hoist Time
10 sec

Brakes

Parking Brake
Spring applied, caliper disc type
Service Brake
Front- Fully hydraulic control, caliper disc type; Rear- Fully hydraulic, oil-cooled, multiple-disc type
Retarder
Oil-cooled, multiple-disc rear brakes act as retarder
Secondary Brake
Manual pedal operation. When hydraulic pressure drops below the rated level, parking brake is automatically actuated
Brake Surface
Front- 968 cm2 150 in2 ; Rear - 50847 cm2 7,881 in2

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