ELECTRICAL SYSTEM
4 x 8D 1450 CCA, 12 volt batteries, in series/parallel,deck-mounted
with disconnect switch.
Alternator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 volt, 260 amp
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 volt
Cranking motors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . two/24 volt
WEIGHT DISTRIBUTION
Empty vehicle weight
(wet, 100% fuel, no options, std Komatsu body, std tires)
Front axle . . . . . . . . . . . . . . . 81823 kg . . . .
180,387 lb
50%
Rear axle . . . . . . . . . . . . . . . 80682 kg . . . .
177,872 lb
50%
Total EVW . . . . . . . . . . . . . 162505 kg . . . .
358,259 lb
Gross vehicle weight
(Nominal)
Front axle . . . . . . . . . . . . . . 127330 kg . . . .
280,715 lb
33%
Rear axle . . . . . . . . . . . . . . 258521 kg . . . .
569,936 lb
67%
Total . . . . . . . . . . . . . . . . . . 385852 kg . . . .
850,650 lb
Nominal payload* . . . . . . . . 223347 kg . . . .
492,391 lb
246 U.S. ton
*Nominal payload is defined by Komatsu America Corporation’s payload policy documentation. In
general, the nominal payload must be adjusted for the specific vehicle configuration and site
application. The figures above are provided for basic product description purposes. Please contact
your Komatsu distributor for specific application requirements.
HYDRAULIC SYSTEM
Steering . . . . . . . . . . . . Accumulator-assisted twin cylinders provide
constant rate steering. Emergency steering
automatically supplied by accumulator.
Turning circle diameter (SAE) . . . . . . . . . . . . . . . . . . . . . 28.4 m
93 ft
Reservoir . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 901 L
238 U.S. gal
Filtration. . . . . . . . . . . . . . . . . . . . . . . . . In-line replaceable elements
Suction . . . . . . . . . . . . . . . . . . . . . . . . . Single, full-flow, 100 mesh
Hoist and steering . . . . . . . . . . . . . . . Dual, in-line, high-pressure.
Brake component cabinet . . . . . . . . . . Above-deck, easily accessible
with diagnostic test connections.
Hoist . . . . . . . . . . . . . . . Two 3-stage dual-acting outboard cylinders,
internal cushion valve, over-center damping.
Hoist times
Power-up loaded . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 sec
Power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 sec
Float-down empty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 sec
Pumps
Hoist . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tandem gear-type pump
with output of 851 lpm
225 gpm
@1900 rpm
and 17240 kPa
2,500 psi
Steering and brake . . . . . . . Pressure compensating piston pump
with output of 246 lpm
65 gpm
@ 1900 rpm and 18961 kPa
2,750 psi
System relief pressures
Hoist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17240 kPa
2,500 psi
Steering and Brake . . . . . . . . . . . . . . . . . . . . 27580 kPa
4,000 psi
Quick disconnects standard for powering disabled truck
and for system diagnostics.
DIMENSIONS
All dimensions are with 147 m
3
193 yd
3
body.
Bodies
Struck
2:1 Heap
Loading
Height*
Standard
117 m
3
153 yd
3
147 m
3
193 yd
3
6.71 m
22'
* Exact load may vary due to tire make, type and inflation pressure.
830E
E
L E C T R I C
D
R I V E
T
R U C K
