Komatsu America Corp.

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Engine
Electric Drive
Tires and Rims
Body
Cab
Frame
Braking System
Suspension
Cooling System
Service Capacities
Hydraulic System
Electric System
Weight Distribution

Make and model		Komatsu SSDA18V170
Fuel		Diesel
Number of cylinders		18
Operating cycle		4 cycle
Gross horsepower* @ 1900 rpm	3,500 HP	2610 kW
Net flywheel power** @ 1900 rpm	3,346 HP	2495 kW
Weight (wet)	22,795 lb	10340 kg
* Gross horsepower is the output of the engine as installed in this machine, at governed rpm and with engine manufacturer’s approved fuel setting. Accessory losses included are water pump, fuel pump and oil pump.
**Net flywheel power is the rated power at the engine flywheel minus the average accessory losses. Accessories include fan and charging alternator. Rating(s) represent net engine performance in accordance with SAE J1349 conditions.

AC/DC CURRENT
Alternator		GTA-39
Dual impeller in-line blower	12,000 cfm	340 m³/min
Control		AC Torque Control System
Motorized wheels*		GDY108 Induction Traction Motors
Ratio*		32.62:1
Speed (maximum)	40 mph	64.5 km/h
* Wheel motor application depends upon gross vehicle weight, haul road grade, haul road length, rolling resistance and other parameters. Komatsu and G.E. must analyze each job condition to assure proper application.

Rock service, tubeless, radial tires
Standard tire*		56/80 R63
Flange mount rim	41'' x 63'' x 5.5'' rim assembly	36'' x 63'' x 5.0'' / 914 mm x 1600 mm x 127 mm rim assembly. Rims 1041 mm x 1600 mm x 140 mm rim assembly
	Rims rated at 758 kPa / 110 psi cold inflation pressure.
Typical tire weight	65,154 lb	29553 kg
* Tires should meet application requirements for tkph/tmph, tread, compound, inflation pressure, ply rating or equivalent, etc.

All-welded steel flat floor body with horizontal bolsters and full canopy. Eyebrow, rear wheel rock ejectors, body up sling and rubber mounts on frame are standard. Pivot exhaust heating optional.

Floor sheet 200,000 psi / 1379 mPa tensile strength steel / Outer	0.63''	16 mm
Floor sheet 200,000 psi / 1379 mPa tensile strength steel / Center	0.75''	19 mm
Front sheet 200,000 psi / 1379 mPa tensile strength steel / Outer	0.39'	10 mm
Front sheet 200,000 psi / 1379 mPa tensile strength steel / Center	0.47''	12 mm
Side sheet 200,000 psi / 1379 mPa tensile strength steel	0.39'	10 mm
Canopy sheet 100,000 psi / 690 mPa tensile strength steel	0.24''	6 mm
Struck	195 yd³	149 m³
Standard SAE heaped 2:1	280 yd³	214 m³
Standard Komatsu body weight	90,000 lb	40823 kg

Advanced Operator Environment with integral 4-post ROPS/FOPS Level 2 structure, adjustable air suspension seat w/lumbar support and arm rests, full-size passenger seat, maximum R-value insulation, tilt and telescoping steering wheel, electric windshield wipers w/washer, tinted safety glass, power windows, Komatsu Payload Weighing System, 55,000 Btu/hr 11,891 ft-lbs/sec heater and defroster, 21,600 Btu/hr 4,670 ft-lbs/sec air conditioning (HFC - 134A refrigerant).

Advanced technology, full butt-welded box sectional ladder-type frame with integral ROPS supports, integral front bumper, rear tubular cross members, steel castings at all critical stress transition zones, rugged continuous horsecollar.

Plate material tensile strength steel	70,000 psi	482.6 mPa
Casting material tensile strength steel	90,000 psi	620.5 mPa
Rail width	12''	305 mm
Rail depth (minimum)	34''	864 mm
Top and bottom plate thickness	1.77''	45 mm
Side plate thickness / Rear	0.98''	25 mm
Side plate thickness / Front	1.26''	32 mm
Drive axle mounting		Pin and spherical bushing
Drive axle alignment		Swing link between frame and axle

Service brakes: oil-cooled, hydraulic-actuated, multiple disc brakes at each wheel. Traction system wheel spin-slide control.

Max. service apply pressure	2750 psi	18960 kPa
Total friction area per brake	16,078 in²	103729 cm²
Emergency brakes		Automatically applied prior to hydraulic system pressure dropping below level required to meet secondary stopping requirements.
Wheel brake locks		Switch activated
Parking brakes		Multiple disc, spring-applied, hydraulically-released, dry brakes on inboard end of each wheel motor rotor shaft. Rated to hold on ±15% grade at maximum gross vehicle weight.
Electric dynamic retarder / Continuous	6000 hp	4476 kW
Continuously rated high-density blown grids w/retard capacity at low speeds and retard in reverse propulsion.

Variable rate hydro-pneumatic with integral rebound control

Max. front stroke	12.92''	328 mm
Max. rear stroke	9.40''	239 mm
Max. rear axle oscillation		±6.5º

L&M radiator assembly, split-flow, with deareation-type top tank.

Radiator frontal area

75.5 ft²

7.02 m²

Cooling System	190 U.S. gal	719 L
Crankcase*	90 U.S. gal	341 L
Hydraulic system	350 U.S. gal	1325 L
Motor gear box (each)	25 U.S. gal	95 L
Fuel	1400 U.S. gal	5300 L
*Includes lube oil filters

Steering		Accumulator assisted with twin double acting cylinders provide constant rate steering. Secondary steering automatically supplied by accumulator.
Turning circle diameter (SAE)	105'	32 m
Reservoir	250 U.S. gal	947 L
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 dampening
Hoist times:
Power-up loaded		24 sec
Power-down		24 sec
Float-down empty		28 sec
Pumps		Two pumps, single package, end of alternator
Hoist and brake cooling		Tandem gear pump with output of 931 lpm / 246 gpm at 1900 rpm and 18960 kPa / 2750 psi
Steering and brake		Pressure-compensating piston pump with output of 246 lpm / 65 gpm at 1900 rpm and 20685 kPa / 3,000 psi
System relief pressures:
Hoist and brake cooling	2,500 psi	17237 kPa
Steering and brake	3,000 psi	20685 kPa
Quick disconnects standard for powering disabled truck and for systems diagnostics.

4 x 8D 1450 CCA, 12 volt, in series/parallel, 220-ampere-hour batteries, bumper-mounted with disconnect switch.

Alternator		24 volt, 140 amp
Lighting		24 volt
Cranking motors		Two/24 volt

Empty vehicle weight:
Front Axle Distribution / 49.5%	272,250 lbs	123490 kg
Rear Axle Distribution / 50.5%	277,750 lbs	125985 kg
Total EVW	550,000 lbs	249475 kg
Gross vehicle weight:
Front Axle Distribution / 33%	419,100 lbs	190104 kg
Rear Axle Distribution / 67%	850,900 lbs	385968 kg
Nominal GVW	1,270,000 lbs	576072 kg
Nominal Payload	720,000 lbs (360 short tons)	326585 kg (327 metric tons )
Nominal payload is defined by Komatsu America Corp’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.

Productivity Features
• High performance Komatsu SSDA18V170 engine
Gross horsepower 2610 kW 3,500 HP
• GE dual IGBT AC electric drive system
• 6,000 HP continuous retarding capability
• Automatic retard speed control
• Traction (spin-slide) control
• Application specific body designed to hold rated payload (optional)
• Tight turning radius 16 m 52'6"
• Payload Meter III (standard)

Environmentally Friendly
• Komatsu SSDA18V170 engine is compliant with US EPA emissions regulations
• Lead-free radiator design
• Fuel efficient engine with 2-stage turbocharging

Reliability Features
• Frame structurally enhanced for 327 ton 360 short ton payload
• Proven wheelmotor design
• Simple and reliable hydraulic system
• Fully-hydraulic controlled multiple-disc wet brakes
• Steering and brake accumulators

Operator Environment
• Ergonomically designed spacious cab with excellent visibility
• Ideal driving position settings
• Hydropneumatic suspensions designed for all terrain
• Four post ROPS/FOPS Level 2
• Simplified dash panel with payload display
• Multiple-disc wet brakes and fully hydraulic braking system

Easy Maintenance
• KOMTRAX Plus allows immediate diagnostics of key engine, chassis, and drive system components
• Fully hydraulic braking system reduces wear and improves replacement intervals
• Extended oil change intervals based on the Centinal^® system
• Automatic lubrication system
• Flange-type tire rims

Air cleaners, Donaldson^® SRG

Alternator (24 volt/140A)

Auto lubrication system w/ground level fill & level indicator

Batteries–4 x 8D (1450 CCA’s)

Battery charging cable and socket

Body over center device

Brakes: oil-cooled, multiple disc front & rear

Control cabinet

Electric start

Eliminator^®, Centinel^®, Cense^®

Filters, high pressure hydraulic

Gate valves on hydraulic tank

Ground level radiator fill

Mirrors, LH flat and RH rectangular convex

Mud flaps

Muffled exhaust–deck-mounted

Power supply, 24 volt and 12 volt DC

Quick disconnects (hoist and diagnostics)

Radiator sight gauge

Removable power module unit (radiator, engine, alternator, blower)

Retard speed control

Reverse retarding

Thermostatic fan clutch

Fast-fill fuel system (in tank and left side remote)

Service center–LH

Body impact plate

OPERATOR ENVIRONMENT & CONTROL

All hydraulic service brakes with emergency auto apply

Battery disconnect switch

Body up sling

Brake lock and drive system interlock

Circuit breakers, 24 volt

Diagonal staircase across grille, L to R

Dynamic retarding with continuous rated element grids

Engine shutdown at ground level

Hoist propulsion interlock

Horns (electric–front and back-up)

Integral ROPS/FOPS Cab Level 2

Maintenance and power lockout

Parking brakes with warning light & speed application protection

Power steering w/auto secondary steering

Protective deck handrails

Pump driveline protector

Radiator fan guard

Seat belts 76 mm 3" retractable

Skid-resistant coating on walkways

STANDARD HIGH VISIBILITY DELUXE CAB

AC drive interface display

Actia Dash & Status Panel - Body up
- Parking brake
- Propulsion system not ready
- No DC link voltage
- High engine oil temp
- No propel
- Service brake applied
- Wheel brake lock applied
- Maintenance monitor

Air cleaner vacuum gauges

Air conditioner HFC-134A

AM/FM radio with CD & MP3

Column-mounted retarder control

Digital tachometer and speedometer

Dome light

Engine hourmeter, oil pressure gauge, coolant temperature gauge, hydraulic oil temperature gauge

Engine shutdown w/ “Smart Timer” delay

Floor mat (double barrier)

Fuel gauge in cab and on tank

Fuel low level light and buzzer

Gauges (w/backlight)

Headlight switch

Heater and defroster (heavy-duty)

Heater switch

High beam selector and indicator

Horn (center of steering wheel)

Indicator lights (blue)
- Engine service
- KOMTRAX Plus snapshot (IM)

Insulation (Max R-Value)

Komatsu Payload Meter III^®

KOMTRAX Plus

Operator seat, adjustable w/air suspension, lumbar support and arm rests

Panel lighting (adjustable)

Passenger seat, full size

Power windows

Pressurized cab air system w/fan on

Single brake/retarder pedal

Starter key switch

Sunvisor (adjustable)

Tilt & telescoping steering wheel

Voltmeter (battery output)

Windshield (tinted safety plate)

Windshield wiper (dual) and washer (electric)

LIGHTING

Back-up lights–rear mount (2) halogen

Back-up lights–R and L - deck mount (2) halogen

Brake and retard lights on top of cab

Clearance lights

Control cabinet service light (LED)

Dynamic retarding, rear (2) halogen

Engine compartment service lights

Fog lights (2) halogen

Headlights (8) halogen

Stairway lights

Manual back-up light, switch and indicator

Payload lights R and L (LED)

Platform lights R, L and Center

Stop & tail lights (2) (LED)

Turn signals halogen

Under-hood service lights

Note: Optional equipment may change operating weight.

Air filter evacuators

Body Liners*

Dynamic retarding Whispergrids

Fire extinguisher 9 kg / 20 lb

Heated body

Hot start engine coolant (220V 2-2500W)

Hot start engine oil (220V 2-500W)

Hot start hydraulic oil

Reversed access ladder, R to L

Service center-RH

Shutters (radiator)

Special language decals

Suspensions, cold weather *Available factory installed or non-installed. All other options and accessories listed are available factory installed only.

April 23, 2013

Komatsu America Corp. Launches
New WA270-7 Wheel Loader

Mar 25, 2013

Komatsu America Corp. Launches
New WA320-7 Wheel Loader